From 0b86d33725b4d59e0cd97c61fcaefcb10e6602c4 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Fri, 3 Nov 2017 08:49:31 -0400 Subject: [PATCH 01/55] Change ALLOW FILTERING logic and session cache merge a bit. --- src/main/java/net/helenus/core/AbstractUnitOfWork.java | 2 +- src/main/java/net/helenus/core/HelenusSession.java | 7 +++++-- .../java/net/helenus/core/operation/SelectOperation.java | 2 +- 3 files changed, 7 insertions(+), 4 deletions(-) diff --git a/src/main/java/net/helenus/core/AbstractUnitOfWork.java b/src/main/java/net/helenus/core/AbstractUnitOfWork.java index f658956..31e7b0c 100644 --- a/src/main/java/net/helenus/core/AbstractUnitOfWork.java +++ b/src/main/java/net/helenus/core/AbstractUnitOfWork.java @@ -369,7 +369,7 @@ public abstract class AbstractUnitOfWork columnMap.forEach( (columnKey, value) -> { if (to.contains(rowKey, columnKey)) { - // TODO(gburd):... + // TODO(gburd): merge case, preserve object identity to.put( rowKey, columnKey, diff --git a/src/main/java/net/helenus/core/HelenusSession.java b/src/main/java/net/helenus/core/HelenusSession.java index 7661f54..aeee3c8 100644 --- a/src/main/java/net/helenus/core/HelenusSession.java +++ b/src/main/java/net/helenus/core/HelenusSession.java @@ -317,8 +317,11 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab Object pojo, String tableName, List facetCombinations) { for (String[] combination : facetCombinations) { String cacheKey = tableName + "." + Arrays.toString(combination); - sessionCache.invalidate(cacheKey); - sessionCache.put(cacheKey, pojo); + if (pojo == null || pojo == HelenusSession.deleted) { + sessionCache.invalidate(cacheKey); + } else { + sessionCache.put(cacheKey, pojo); + } } } diff --git a/src/main/java/net/helenus/core/operation/SelectOperation.java b/src/main/java/net/helenus/core/operation/SelectOperation.java index b70c595..6ed34f1 100644 --- a/src/main/java/net/helenus/core/operation/SelectOperation.java +++ b/src/main/java/net/helenus/core/operation/SelectOperation.java @@ -312,8 +312,8 @@ public final class SelectOperation extends AbstractFilterStreamOperation Date: Fri, 3 Nov 2017 10:42:46 -0400 Subject: [PATCH 02/55] Remove redundant dependency. --- helenus-core.iml | 1 - pom.xml | 6 ------ 2 files changed, 7 deletions(-) diff --git a/helenus-core.iml b/helenus-core.iml index be96637..aba634e 100644 --- a/helenus-core.iml +++ b/helenus-core.iml @@ -29,7 +29,6 @@ - diff --git a/pom.xml b/pom.xml index 71feca8..6b31127 100644 --- a/pom.xml +++ b/pom.xml @@ -118,12 +118,6 @@ 3.4.0 - - org.aspectj - aspectjrt - 1.8.10 - - org.aspectj aspectjweaver From a600c0bd233b55d521f81a49c0ac7f9ee15849df Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Fri, 3 Nov 2017 11:41:09 -0400 Subject: [PATCH 03/55] Correct logic error. --- src/main/java/net/helenus/core/operation/SelectOperation.java | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/main/java/net/helenus/core/operation/SelectOperation.java b/src/main/java/net/helenus/core/operation/SelectOperation.java index 6ed34f1..bf60164 100644 --- a/src/main/java/net/helenus/core/operation/SelectOperation.java +++ b/src/main/java/net/helenus/core/operation/SelectOperation.java @@ -317,7 +317,7 @@ public final class SelectOperation extends AbstractFilterStreamOperation Date: Fri, 3 Nov 2017 13:32:57 -0400 Subject: [PATCH 04/55] Formatting. --- .../java/net/helenus/core/HelenusSession.java | 2 +- .../java/net/helenus/core/SchemaUtil.java | 8 +++++++ .../helenus/mapping/HelenusMappingEntity.java | 20 ++++++++++++++++- .../mapping/annotation/Constraints.java | 5 +++-- .../mapping/validator/DistinctValidator.java | 13 ++++++++--- .../core/unitofwork/UnitOfWorkTest.java | 22 +++++++++++++++++-- 6 files changed, 61 insertions(+), 9 deletions(-) diff --git a/src/main/java/net/helenus/core/HelenusSession.java b/src/main/java/net/helenus/core/HelenusSession.java index aeee3c8..c4324c0 100644 --- a/src/main/java/net/helenus/core/HelenusSession.java +++ b/src/main/java/net/helenus/core/HelenusSession.java @@ -235,7 +235,7 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab } } else { value = valueMap.get(prop.getPropertyName()); - binder.setValueForProperty(prop, value.toString()); + if (value != null) binder.setValueForProperty(prop, value.toString()); } } if (binder.isBound()) { diff --git a/src/main/java/net/helenus/core/SchemaUtil.java b/src/main/java/net/helenus/core/SchemaUtil.java index 721e512..0a12d35 100644 --- a/src/main/java/net/helenus/core/SchemaUtil.java +++ b/src/main/java/net/helenus/core/SchemaUtil.java @@ -165,6 +165,14 @@ public final class SchemaUtil { } } + if (p.size() == 0 && c.size() == 0) + return "{" + + properties + .stream() + .map(HelenusProperty::getPropertyName) + .collect(Collectors.joining(", ")) + + "}"; + return "(" + ((p.size() > 1) ? "(" + String.join(", ", p) + ")" : p.get(0)) + ((c.size() > 0) diff --git a/src/main/java/net/helenus/mapping/HelenusMappingEntity.java b/src/main/java/net/helenus/mapping/HelenusMappingEntity.java index cf343bb..9e0a2cc 100644 --- a/src/main/java/net/helenus/mapping/HelenusMappingEntity.java +++ b/src/main/java/net/helenus/mapping/HelenusMappingEntity.java @@ -31,6 +31,7 @@ import net.helenus.mapping.annotation.*; import net.helenus.mapping.validator.DistinctValidator; import net.helenus.support.HelenusMappingException; import org.apache.commons.lang3.ClassUtils; +import org.apache.commons.lang3.StringUtils; public final class HelenusMappingEntity implements HelenusEntity { @@ -128,7 +129,24 @@ public final class HelenusMappingEntity implements HelenusEntity { for (ConstraintValidator constraint : MappingUtil.getValidators(prop.getGetterMethod())) { if (constraint.getClass().isAssignableFrom(DistinctValidator.class)) { - UnboundFacet facet = new UnboundFacet(prop); + DistinctValidator validator = (DistinctValidator) constraint; + String[] values = validator.value(); + UnboundFacet facet; + if (values != null && values.length >= 1 && !(StringUtils.isBlank(values[0]))) { + List props = new ArrayList(values.length + 1); + props.add(prop); + for (String value : values) { + for (HelenusProperty p : orderedProps) { + String name = p.getPropertyName(); + if (name.equals(value) && !name.equals(prop.getPropertyName())) { + props.add(p); + } + } + } + facet = new UnboundFacet(props); + } else { + facet = new UnboundFacet(prop); + } facetsBuilder.add(facet); break; } diff --git a/src/main/java/net/helenus/mapping/annotation/Constraints.java b/src/main/java/net/helenus/mapping/annotation/Constraints.java index d1b99d2..22ffbdc 100644 --- a/src/main/java/net/helenus/mapping/annotation/Constraints.java +++ b/src/main/java/net/helenus/mapping/annotation/Constraints.java @@ -228,10 +228,11 @@ public final class Constraints { public @interface Distinct { /** - * User defined Enum to further restrict the items in the set. + * User defined list of properties that combine with this one to result in a distinct + * combination in the table. * * @return Java */ - Class value() default Enum.class; + String[] value() default ""; } } diff --git a/src/main/java/net/helenus/mapping/validator/DistinctValidator.java b/src/main/java/net/helenus/mapping/validator/DistinctValidator.java index 8dc4711..40c30d7 100644 --- a/src/main/java/net/helenus/mapping/validator/DistinctValidator.java +++ b/src/main/java/net/helenus/mapping/validator/DistinctValidator.java @@ -22,13 +22,20 @@ import net.helenus.mapping.annotation.Constraints; public final class DistinctValidator implements ConstraintValidator { + private Constraints.Distinct annotation; + @Override - public void initialize(Constraints.Distinct constraintAnnotation) {} + public void initialize(Constraints.Distinct constraintAnnotation) { + annotation = constraintAnnotation; + } @Override public boolean isValid(CharSequence value, ConstraintValidatorContext context) { - // TODO(gburd): if there is an Enum type supplied, check that value is valid - // Enum.name() + // TODO(gburd): check that the list contains valid property names. return true; } + + public String[] value() { + return annotation == null ? null : annotation.value(); + } } diff --git a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java index 1b5e01f..1c535c1 100644 --- a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java +++ b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java @@ -41,8 +41,13 @@ interface Widget { UUID id(); @Index - @Constraints.Distinct() + @Constraints.Distinct String name(); + + @Constraints.Distinct(value = {"b"}) + String a(); + + String b(); } public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { @@ -74,6 +79,8 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .insert(widget) .value(widget::id, key) .value(widget::name, RandomString.make(20)) + .value(widget::a, RandomString.make(10)) + .value(widget::b, RandomString.make(10)) .sync(); try (UnitOfWork uow = session.begin()) { @@ -118,6 +125,8 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .insert(widget) .value(widget::id, key1) .value(widget::name, RandomString.make(20)) + .value(widget::a, RandomString.make(10)) + .value(widget::b, RandomString.make(10)) .sync(uow1); try (UnitOfWork uow2 = session.begin(uow1)) { @@ -138,6 +147,8 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .insert(widget) .value(widget::id, key2) .value(widget::name, RandomString.make(20)) + .value(widget::a, RandomString.make(10)) + .value(widget::b, RandomString.make(10)) .sync(uow2); uow2.commit() @@ -151,7 +162,8 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { w4 = session .select(widget) - .where(widget::id, eq(key2)) + .where(widget::a, eq(w3.a())) + .and(widget::b, eq(w3.b())) .single() .sync(uow1) .orElse(null); @@ -175,6 +187,8 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .insert(widget) .value(widget::id, key) .value(widget::name, RandomString.make(20)) + .value(widget::a, RandomString.make(10)) + .value(widget::b, RandomString.make(10)) .sync(uow); // This should read from the database and return a Widget. @@ -209,6 +223,8 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .insert(widget) .value(widget::id, key) .value(widget::name, RandomString.make(20)) + .value(widget::a, RandomString.make(10)) + .value(widget::b, RandomString.make(10)) .sync(); try (UnitOfWork uow = session.begin()) { @@ -271,6 +287,8 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .insert(widget) .value(widget::id, key) .value(widget::name, RandomString.make(20)) + .value(widget::a, RandomString.make(10)) + .value(widget::b, RandomString.make(10)) .sync(); try (UnitOfWork uow = session.begin()) { From a79e7dacf100ec8c0b18f147bab3ecc0fc1225d3 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Mon, 6 Nov 2017 13:49:34 -0500 Subject: [PATCH 05/55] Cache data from MaterializedViews under their parent name. Add some relationship constraints that can decorate getters in model classes and be used in some cases to better cache data. --- .../net/helenus/core/cache/CacheUtil.java | 1 + .../core/operation/InsertOperation.java | 2 + .../helenus/mapping/HelenusMappingEntity.java | 10 +- .../mapping/annotation/Constraints.java | 92 +++++++++++++++++++ .../AbstractConstraintValidator.java | 34 +++++++ .../mapping/validator/DistinctValidator.java | 9 +- .../ManyToManyRelationshipValidator.java | 33 +++++++ .../ManyToOneRelationshipValidator.java | 33 +++++++ .../OneToManyRelationshipValidator.java | 33 +++++++ .../OneToOneRelationshipValidator.java | 33 +++++++ .../validator/RelationshipValidator.java | 35 +++++++ .../core/views/MaterializedViewTest.java | 31 +++++++ 12 files changed, 337 insertions(+), 9 deletions(-) create mode 100644 src/main/java/net/helenus/mapping/validator/AbstractConstraintValidator.java create mode 100644 src/main/java/net/helenus/mapping/validator/ManyToManyRelationshipValidator.java create mode 100644 src/main/java/net/helenus/mapping/validator/ManyToOneRelationshipValidator.java create mode 100644 src/main/java/net/helenus/mapping/validator/OneToManyRelationshipValidator.java create mode 100644 src/main/java/net/helenus/mapping/validator/OneToOneRelationshipValidator.java create mode 100644 src/main/java/net/helenus/mapping/validator/RelationshipValidator.java diff --git a/src/main/java/net/helenus/core/cache/CacheUtil.java b/src/main/java/net/helenus/core/cache/CacheUtil.java index a2c2e9f..a3ec916 100644 --- a/src/main/java/net/helenus/core/cache/CacheUtil.java +++ b/src/main/java/net/helenus/core/cache/CacheUtil.java @@ -45,6 +45,7 @@ public class CacheUtil { } public static Object merge(Object to, Object from) { + // TODO(gburd): do a proper merge given that materialized views are cached with their table name if (to == from) { return to; } else { diff --git a/src/main/java/net/helenus/core/operation/InsertOperation.java b/src/main/java/net/helenus/core/operation/InsertOperation.java index 3d88eb7..229ca60 100644 --- a/src/main/java/net/helenus/core/operation/InsertOperation.java +++ b/src/main/java/net/helenus/core/operation/InsertOperation.java @@ -156,6 +156,8 @@ public final class InsertOperation extends AbstractOperation primaryKeyProperties = new ArrayList<>(); ImmutableList.Builder facetsBuilder = ImmutableList.builder(); - facetsBuilder.add(new Facet("table", name.toCql()).setFixed()); + if (iface.getDeclaredAnnotation(MaterializedView.class) == null) { + facetsBuilder.add(new Facet("table", name.toCql()).setFixed()); + } else { + facetsBuilder.add( + new Facet("table", Helenus.entity(iface.getInterfaces()[0]).getName().toCql()) + .setFixed()); + } for (HelenusProperty prop : orderedProps) { switch (prop.getColumnType()) { case PARTITION_KEY: @@ -130,7 +136,7 @@ public final class HelenusMappingEntity implements HelenusEntity { MappingUtil.getValidators(prop.getGetterMethod())) { if (constraint.getClass().isAssignableFrom(DistinctValidator.class)) { DistinctValidator validator = (DistinctValidator) constraint; - String[] values = validator.value(); + String[] values = validator.constraintAnnotation.value(); UnboundFacet facet; if (values != null && values.length >= 1 && !(StringUtils.isBlank(values[0]))) { List props = new ArrayList(values.length + 1); diff --git a/src/main/java/net/helenus/mapping/annotation/Constraints.java b/src/main/java/net/helenus/mapping/annotation/Constraints.java index 22ffbdc..5c90d9d 100644 --- a/src/main/java/net/helenus/mapping/annotation/Constraints.java +++ b/src/main/java/net/helenus/mapping/annotation/Constraints.java @@ -235,4 +235,96 @@ public final class Constraints { */ String[] value() default ""; } + + /** + * Distinct annotation is used to signal, but not ensure that a value should be distinct in the + * database. + * + *

Can be used only for @java.lang.CharSequence + * + *

It does not have effect on selects and data retrieval operations + */ + @Documented + @Retention(RetentionPolicy.RUNTIME) + @Target(value = {ElementType.METHOD, ElementType.ANNOTATION_TYPE}) + @Constraint(validatedBy = OneToOneRelationshipValidator.class) + public @interface OneToOne { + + /** + * User defined list of properties that combine with this one to result in a distinct + * combination in the table. + * + * @return Java + */ + String[] value() default ""; + } + + /** + * Distinct annotation is used to signal, but not ensure that a value should be distinct in the + * database. + * + *

Can be used only for @java.lang.CharSequence + * + *

It does not have effect on selects and data retrieval operations + */ + @Documented + @Retention(RetentionPolicy.RUNTIME) + @Target(value = {ElementType.METHOD, ElementType.ANNOTATION_TYPE}) + @Constraint(validatedBy = OneToManyRelationshipValidator.class) + public @interface OneToMany { + + /** + * User defined list of properties that combine with this one to result in a distinct + * combination in the table. + * + * @return Java + */ + String[] value() default ""; + } + + /** + * Distinct annotation is used to signal, but not ensure that a value should be distinct in the + * database. + * + *

Can be used only for @java.lang.CharSequence + * + *

It does not have effect on selects and data retrieval operations + */ + @Documented + @Retention(RetentionPolicy.RUNTIME) + @Target(value = {ElementType.METHOD, ElementType.ANNOTATION_TYPE}) + @Constraint(validatedBy = ManyToOneRelationshipValidator.class) + public @interface ManyToOne { + + /** + * User defined list of properties that combine with this one to result in a distinct + * combination in the table. + * + * @return Java + */ + String[] value() default ""; + } + + /** + * Distinct annotation is used to signal, but not ensure that a value should be distinct in the + * database. + * + *

Can be used only for @java.lang.CharSequence + * + *

It does not have effect on selects and data retrieval operations + */ + @Documented + @Retention(RetentionPolicy.RUNTIME) + @Target(value = {ElementType.METHOD, ElementType.ANNOTATION_TYPE}) + @Constraint(validatedBy = ManyToManyRelationshipValidator.class) + public @interface ManyToMany { + + /** + * User defined list of properties that combine with this one to result in a distinct + * combination in the table. + * + * @return Java + */ + String[] value() default ""; + } } diff --git a/src/main/java/net/helenus/mapping/validator/AbstractConstraintValidator.java b/src/main/java/net/helenus/mapping/validator/AbstractConstraintValidator.java new file mode 100644 index 0000000..b56b05b --- /dev/null +++ b/src/main/java/net/helenus/mapping/validator/AbstractConstraintValidator.java @@ -0,0 +1,34 @@ +/* + * Copyright (C) 2015 The Helenus Authors + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package net.helenus.mapping.validator; + +import java.lang.annotation.Annotation; +import javax.validation.ConstraintValidator; +import javax.validation.ConstraintValidatorContext; + +public abstract class AbstractConstraintValidator + implements ConstraintValidator { + + public A constraintAnnotation; + + @Override + public void initialize(A constraintAnnotation) { + this.constraintAnnotation = constraintAnnotation; + } + + @Override + public abstract boolean isValid(T value, ConstraintValidatorContext context); +} diff --git a/src/main/java/net/helenus/mapping/validator/DistinctValidator.java b/src/main/java/net/helenus/mapping/validator/DistinctValidator.java index 40c30d7..459ecda 100644 --- a/src/main/java/net/helenus/mapping/validator/DistinctValidator.java +++ b/src/main/java/net/helenus/mapping/validator/DistinctValidator.java @@ -20,13 +20,12 @@ import javax.validation.ConstraintValidatorContext; import net.helenus.mapping.annotation.Constraints; public final class DistinctValidator + extends AbstractConstraintValidator implements ConstraintValidator { - private Constraints.Distinct annotation; - @Override public void initialize(Constraints.Distinct constraintAnnotation) { - annotation = constraintAnnotation; + super.initialize(constraintAnnotation); } @Override @@ -34,8 +33,4 @@ public final class DistinctValidator // TODO(gburd): check that the list contains valid property names. return true; } - - public String[] value() { - return annotation == null ? null : annotation.value(); - } } diff --git a/src/main/java/net/helenus/mapping/validator/ManyToManyRelationshipValidator.java b/src/main/java/net/helenus/mapping/validator/ManyToManyRelationshipValidator.java new file mode 100644 index 0000000..1757fda --- /dev/null +++ b/src/main/java/net/helenus/mapping/validator/ManyToManyRelationshipValidator.java @@ -0,0 +1,33 @@ +/* + * Copyright (C) 2015 The Helenus Authors + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package net.helenus.mapping.validator; + +import javax.validation.ConstraintValidatorContext; +import net.helenus.mapping.annotation.Constraints; + +public class ManyToManyRelationshipValidator extends RelationshipValidator { + + @Override + public void initialize(Constraints.ManyToMany constraintAnnotation) { + super.initialize(constraintAnnotation); + } + + @Override + public boolean isValid(CharSequence value, ConstraintValidatorContext context) { + // TODO(gburd): check that the list contains valid property names. + return true; + } +} diff --git a/src/main/java/net/helenus/mapping/validator/ManyToOneRelationshipValidator.java b/src/main/java/net/helenus/mapping/validator/ManyToOneRelationshipValidator.java new file mode 100644 index 0000000..bc40ec7 --- /dev/null +++ b/src/main/java/net/helenus/mapping/validator/ManyToOneRelationshipValidator.java @@ -0,0 +1,33 @@ +/* + * Copyright (C) 2015 The Helenus Authors + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package net.helenus.mapping.validator; + +import javax.validation.ConstraintValidatorContext; +import net.helenus.mapping.annotation.Constraints; + +public class ManyToOneRelationshipValidator extends RelationshipValidator { + + @Override + public void initialize(Constraints.ManyToOne constraintAnnotation) { + super.initialize(constraintAnnotation); + } + + @Override + public boolean isValid(CharSequence value, ConstraintValidatorContext context) { + // TODO(gburd): check that the list contains valid property names. + return true; + } +} diff --git a/src/main/java/net/helenus/mapping/validator/OneToManyRelationshipValidator.java b/src/main/java/net/helenus/mapping/validator/OneToManyRelationshipValidator.java new file mode 100644 index 0000000..9a76cfd --- /dev/null +++ b/src/main/java/net/helenus/mapping/validator/OneToManyRelationshipValidator.java @@ -0,0 +1,33 @@ +/* + * Copyright (C) 2015 The Helenus Authors + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package net.helenus.mapping.validator; + +import javax.validation.ConstraintValidatorContext; +import net.helenus.mapping.annotation.Constraints; + +public class OneToManyRelationshipValidator extends RelationshipValidator { + + @Override + public void initialize(Constraints.OneToMany constraintAnnotation) { + super.initialize(constraintAnnotation); + } + + @Override + public boolean isValid(CharSequence value, ConstraintValidatorContext context) { + // TODO(gburd): check that the list contains valid property names. + return true; + } +} diff --git a/src/main/java/net/helenus/mapping/validator/OneToOneRelationshipValidator.java b/src/main/java/net/helenus/mapping/validator/OneToOneRelationshipValidator.java new file mode 100644 index 0000000..918b584 --- /dev/null +++ b/src/main/java/net/helenus/mapping/validator/OneToOneRelationshipValidator.java @@ -0,0 +1,33 @@ +/* + * Copyright (C) 2015 The Helenus Authors + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package net.helenus.mapping.validator; + +import javax.validation.ConstraintValidatorContext; +import net.helenus.mapping.annotation.Constraints; + +public class OneToOneRelationshipValidator extends RelationshipValidator { + + @Override + public void initialize(Constraints.OneToOne constraintAnnotation) { + super.initialize(constraintAnnotation); + } + + @Override + public boolean isValid(CharSequence value, ConstraintValidatorContext context) { + // TODO(gburd): check that the list contains valid property names. + return true; + } +} diff --git a/src/main/java/net/helenus/mapping/validator/RelationshipValidator.java b/src/main/java/net/helenus/mapping/validator/RelationshipValidator.java new file mode 100644 index 0000000..36aa54e --- /dev/null +++ b/src/main/java/net/helenus/mapping/validator/RelationshipValidator.java @@ -0,0 +1,35 @@ +/* + * Copyright (C) 2015 The Helenus Authors + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package net.helenus.mapping.validator; + +import java.lang.annotation.Annotation; +import javax.validation.ConstraintValidator; +import javax.validation.ConstraintValidatorContext; + +public abstract class RelationshipValidator + extends AbstractConstraintValidator + implements ConstraintValidator { + + @Override + public void initialize(A constraintAnnotation) { + super.initialize(constraintAnnotation); + } + + @Override + public boolean isValid(CharSequence value, ConstraintValidatorContext context) { + return false; + } +} diff --git a/src/test/java/net/helenus/test/integration/core/views/MaterializedViewTest.java b/src/test/java/net/helenus/test/integration/core/views/MaterializedViewTest.java index cfd3b7f..dd6b514 100644 --- a/src/test/java/net/helenus/test/integration/core/views/MaterializedViewTest.java +++ b/src/test/java/net/helenus/test/integration/core/views/MaterializedViewTest.java @@ -22,9 +22,12 @@ import java.text.SimpleDateFormat; import java.util.Date; import java.util.UUID; import java.util.concurrent.TimeoutException; +import net.helenus.core.ConflictingUnitOfWorkException; import net.helenus.core.Helenus; import net.helenus.core.HelenusSession; +import net.helenus.core.UnitOfWork; import net.helenus.test.integration.build.AbstractEmbeddedCassandraTest; +import org.junit.Assert; import org.junit.BeforeClass; import org.junit.Test; @@ -78,6 +81,34 @@ public class MaterializedViewTest extends AbstractEmbeddedCassandraTest { .from(CyclistsByAge.class) .where(cyclist::age, eq(18)) .allowFiltering() + .single() .sync(); } + + @Test + public void testMvUnitOfWork() + throws TimeoutException, ConflictingUnitOfWorkException, Exception { + Cyclist c1, c2; + + UnitOfWork uow = session.begin(); + c1 = + session + .select(Cyclist.class) + .from(CyclistsByAge.class) + .where(cyclist::age, eq(18)) + .single() + .sync(uow) + .orElse(null); + + c2 = + session + .select(Cyclist.class) + .from(CyclistsByAge.class) + .where(cyclist::age, eq(18)) + .single() + .sync(uow) + .orElse(null); + Assert.assertEquals(c1, c2); + uow.commit(); + } } From eb22e3c72e676dd42af79a7faff449ed8fc86a1d Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Tue, 7 Nov 2017 21:23:33 -0500 Subject: [PATCH 06/55] Added batch() to perform mutations as a batch at the commit of a unit of work. Lots of fixes. --- NOTES | 11 +- .../net/helenus/core/AbstractEntityDraft.java | 4 + .../core/AbstractSessionOperations.java | 3 +- .../net/helenus/core/AbstractUnitOfWork.java | 28 +- src/main/java/net/helenus/core/Filter.java | 6 + .../java/net/helenus/core/HelenusSession.java | 34 +- .../java/net/helenus/core/UnitOfWork.java | 6 + .../net/helenus/core/cache/BoundFacet.java | 3 + .../net/helenus/core/cache/CacheUtil.java | 43 ++- .../java/net/helenus/core/cache/Facet.java | 13 + .../net/helenus/core/cache/UnboundFacet.java | 31 +- .../core/operation/AbstractOperation.java | 19 +- .../operation/AbstractOptionalOperation.java | 6 +- .../operation/AbstractStatementOperation.java | 10 +- .../operation/AbstractStreamOperation.java | 4 +- .../core/operation/CountOperation.java | 1 + .../core/operation/DeleteOperation.java | 11 + .../core/operation/InsertOperation.java | 72 +++- .../net/helenus/core/operation/Operation.java | 3 +- .../core/operation/SelectFirstOperation.java | 3 + .../SelectFirstTransformingOperation.java | 3 + .../core/operation/SelectOperation.java | 41 ++- .../SelectTransformingOperation.java | 6 + .../core/operation/UpdateOperation.java | 310 +++++++++++------- .../java/net/helenus/core/reflect/Entity.java | 29 ++ .../helenus/core/reflect/MapExportable.java | 6 +- .../core/reflect/MapperInvocationHandler.java | 98 ++++-- .../helenus/mapping/HelenusMappingEntity.java | 5 +- .../java/net/helenus/mapping/MappingUtil.java | 35 ++ .../mapping/annotation/Constraints.java | 5 + .../mapping/validator/DistinctValidator.java | 16 + .../value/BeanColumnValueProvider.java | 4 +- .../mapping/value/RowColumnValueProvider.java | 3 +- .../mapping/value/ValueProviderMap.java | 13 +- .../integration/core/draft/Inventory.java | 2 + .../core/unitofwork/UnitOfWorkTest.java | 221 +++++++++---- .../helenus/test/unit/core/dsl/Account.java | 1 + 37 files changed, 818 insertions(+), 291 deletions(-) create mode 100644 src/main/java/net/helenus/core/reflect/Entity.java diff --git a/NOTES b/NOTES index 65017da..b2020d0 100644 --- a/NOTES +++ b/NOTES @@ -14,7 +14,7 @@ Operation/ | | `-- BoundOptionalOperation | `-- AbstractStreamOperation | |-- AbstractFilterStreamOperation -| | |-- SelectOperation + | | |-- SelectOperation | | `-- SelectTransformingOperation | `-- BoundStreamOperation |-- PreparedOperation @@ -183,3 +183,12 @@ InsertOperation if (resultType == iface) { if (values.size() > 0 && includesNonIdentityValues) { boolean immutable = iface.isAssignableFrom(Drafted.class); +------------------- + + final Object value; + if (method.getParameterCount() == 1 && args[0] instanceof Boolean && src instanceof ValueProviderMap) { + value = ((ValueProviderMap)src).get(methodName, (Boolean)args[0]); + } else { + value = src.get(methodName); + } +-------------------- diff --git a/src/main/java/net/helenus/core/AbstractEntityDraft.java b/src/main/java/net/helenus/core/AbstractEntityDraft.java index 0101351..40075ec 100644 --- a/src/main/java/net/helenus/core/AbstractEntityDraft.java +++ b/src/main/java/net/helenus/core/AbstractEntityDraft.java @@ -77,6 +77,10 @@ public abstract class AbstractEntityDraft implements Drafted { return value; } + public void put(String key, Object value) { + backingMap.put(key, value); + } + @SuppressWarnings("unchecked") public T mutate(Getter getter, T value) { return (T) mutate(this.methodNameFor(getter), value); diff --git a/src/main/java/net/helenus/core/AbstractSessionOperations.java b/src/main/java/net/helenus/core/AbstractSessionOperations.java index ba92e44..9846509 100644 --- a/src/main/java/net/helenus/core/AbstractSessionOperations.java +++ b/src/main/java/net/helenus/core/AbstractSessionOperations.java @@ -104,8 +104,7 @@ public abstract class AbstractSessionOperations { return executeAsync(statement, uow, null, showValues); } - public ResultSetFuture executeAsync( - Statement statement, UnitOfWork uow, Stopwatch timer, boolean showValues) { + public ResultSetFuture executeAsync(Statement statement, UnitOfWork uow, Stopwatch timer, boolean showValues) { try { logStatement(statement, showValues); return currentSession().executeAsync(statement); diff --git a/src/main/java/net/helenus/core/AbstractUnitOfWork.java b/src/main/java/net/helenus/core/AbstractUnitOfWork.java index 31e7b0c..d728f88 100644 --- a/src/main/java/net/helenus/core/AbstractUnitOfWork.java +++ b/src/main/java/net/helenus/core/AbstractUnitOfWork.java @@ -17,6 +17,7 @@ package net.helenus.core; import static net.helenus.core.HelenusSession.deleted; +import com.datastax.driver.core.BatchStatement; import com.diffplug.common.base.Errors; import com.google.common.base.Stopwatch; import com.google.common.collect.HashBasedTable; @@ -27,6 +28,7 @@ import java.util.concurrent.TimeUnit; import java.util.stream.Collectors; import net.helenus.core.cache.CacheUtil; import net.helenus.core.cache.Facet; +import net.helenus.core.operation.AbstractOperation; import net.helenus.support.Either; import org.slf4j.Logger; import org.slf4j.LoggerFactory; @@ -53,6 +55,8 @@ public abstract class AbstractUnitOfWork private List postCommit = new ArrayList(); private boolean aborted = false; private boolean committed = false; + private long committedAt = 0L; + private List> operations = new ArrayList>(); protected AbstractUnitOfWork(HelenusSession session, AbstractUnitOfWork parent) { Objects.requireNonNull(session, "containing session cannot be null"); @@ -256,12 +260,18 @@ public abstract class AbstractUnitOfWork String tableName = CacheUtil.schemaName(facets); for (Facet facet : facets) { if (!facet.fixed()) { - String columnName = facet.name() + "==" + facet.value(); - cache.put(tableName, columnName, Either.left(value)); + if (facet.alone()) { + String columnName = facet.name() + "==" + facet.value(); + cache.put(tableName, columnName, Either.left(value)); + } } } } + public void batch(AbstractOperation s) { + operations.add(s); + } + private Iterator> getChildNodes() { return nested.iterator(); } @@ -273,6 +283,18 @@ public abstract class AbstractUnitOfWork * @throws E when the work overlaps with other concurrent writers. */ public PostCommitFunction commit() throws E { + + if (operations != null && operations.size() > 0) { + if (parent == null) { + BatchStatement batch = new BatchStatement(); + batch.addAll(operations.stream().map(o -> o.buildStatement(false)).collect(Collectors.toList())); + batch.setConsistencyLevel(session.getDefaultConsistencyLevel()); + session.getSession().execute(batch); + } else { + parent.operations.addAll(operations); + } + } + // All nested UnitOfWork should be committed (not aborted) before calls to // commit, check. boolean canCommit = true; @@ -404,4 +426,6 @@ public abstract class AbstractUnitOfWork public boolean hasCommitted() { return committed; } + + public long committedAt() { return committedAt; } } diff --git a/src/main/java/net/helenus/core/Filter.java b/src/main/java/net/helenus/core/Filter.java index 5edd5bb..50761c4 100644 --- a/src/main/java/net/helenus/core/Filter.java +++ b/src/main/java/net/helenus/core/Filter.java @@ -79,6 +79,12 @@ public final class Filter { return new Filter(node, postulate); } + public static Filter create(Getter getter, HelenusPropertyNode node, Postulate postulate) { + Objects.requireNonNull(getter, "empty getter"); + Objects.requireNonNull(postulate, "empty operator"); + return new Filter(node, postulate); + } + public static Filter create(Getter getter, Operator op, V val) { Objects.requireNonNull(getter, "empty getter"); Objects.requireNonNull(op, "empty op"); diff --git a/src/main/java/net/helenus/core/HelenusSession.java b/src/main/java/net/helenus/core/HelenusSession.java index c4324c0..1885d8e 100644 --- a/src/main/java/net/helenus/core/HelenusSession.java +++ b/src/main/java/net/helenus/core/HelenusSession.java @@ -195,11 +195,9 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab @Override public Object checkCache(String tableName, List facets) { - List facetCombinations = CacheUtil.flattenFacets(facets); Object result = null; - for (String[] combination : facetCombinations) { - String cacheKey = tableName + "." + Arrays.toString(combination); - result = sessionCache.get(cacheKey); + for (String key : CacheUtil.flatKeys(tableName, facets)) { + result = sessionCache.get(key); if (result != null) { return result; } @@ -210,11 +208,7 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab @Override public void cacheEvict(List facets) { String tableName = CacheUtil.schemaName(facets); - List facetCombinations = CacheUtil.flattenFacets(facets); - for (String[] combination : facetCombinations) { - String cacheKey = tableName + "." + Arrays.toString(combination); - sessionCache.invalidate(cacheKey); - } + CacheUtil.flatKeys(tableName, facets).forEach(key -> sessionCache.invalidate(key)); } @Override @@ -279,8 +273,10 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop); binder.setValueForProperty(prop, value.toString()); } else { - binder.setValueForProperty( - prop, valueMap.get(prop.getPropertyName()).toString()); + Object v = valueMap.get(prop.getPropertyName()); + if (v != null) { + binder.setValueForProperty(prop, v.toString()); + } } }); if (binder.isBound()) { @@ -305,11 +301,8 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab .collect(Collectors.toList()); for (List facets : deletedFacetSets) { String tableName = CacheUtil.schemaName(facets); - List combinations = CacheUtil.flattenFacets(facets); - for (String[] combination : combinations) { - String cacheKey = tableName + "." + Arrays.toString(combination); - sessionCache.invalidate(cacheKey); - } + List keys = CacheUtil.flatKeys(tableName, facets); + keys.forEach(key -> sessionCache.invalidate(key)); } } @@ -449,8 +442,7 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab Objects.requireNonNull(getter1, "field 1 is empty"); HelenusPropertyNode p1 = MappingUtil.resolveMappingProperty(getter1); - return new SelectOperation>( - this, new Mappers.Mapper1(getValueProvider(), p1), p1); + return new SelectOperation>(this, new Mappers.Mapper1(getValueProvider(), p1), p1); } public SelectOperation> select(Getter getter1, Getter getter2) { @@ -459,8 +451,7 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab HelenusPropertyNode p1 = MappingUtil.resolveMappingProperty(getter1); HelenusPropertyNode p2 = MappingUtil.resolveMappingProperty(getter2); - return new SelectOperation>( - this, new Mappers.Mapper2(getValueProvider(), p1, p2), p1, p2); + return new SelectOperation>(this, new Mappers.Mapper2(getValueProvider(), p1, p2), p1, p2); } public SelectOperation> select( @@ -734,8 +725,7 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab } public InsertOperation upsert(T pojo) { - Objects.requireNonNull( - pojo, + Objects.requireNonNull(pojo, "supplied object must be either an instance of the entity class or a dsl for it, but cannot be null"); HelenusEntity entity = null; try { diff --git a/src/main/java/net/helenus/core/UnitOfWork.java b/src/main/java/net/helenus/core/UnitOfWork.java index 76bbc43..007613a 100644 --- a/src/main/java/net/helenus/core/UnitOfWork.java +++ b/src/main/java/net/helenus/core/UnitOfWork.java @@ -15,10 +15,12 @@ */ package net.helenus.core; +import com.datastax.driver.core.Statement; import com.google.common.base.Stopwatch; import java.util.List; import java.util.Optional; import net.helenus.core.cache.Facet; +import net.helenus.core.operation.AbstractOperation; public interface UnitOfWork extends AutoCloseable { @@ -50,6 +52,10 @@ public interface UnitOfWork extends AutoCloseable { boolean hasCommitted(); + long committedAt(); + + void batch(AbstractOperation operation); + Optional cacheLookup(List facets); void cacheUpdate(Object pojo, List facets); diff --git a/src/main/java/net/helenus/core/cache/BoundFacet.java b/src/main/java/net/helenus/core/cache/BoundFacet.java index 9ecbd83..d019665 100644 --- a/src/main/java/net/helenus/core/cache/BoundFacet.java +++ b/src/main/java/net/helenus/core/cache/BoundFacet.java @@ -17,6 +17,7 @@ package net.helenus.core.cache; import java.util.HashMap; import java.util.Map; +import java.util.Set; import java.util.stream.Collectors; import net.helenus.mapping.HelenusProperty; @@ -29,6 +30,8 @@ public class BoundFacet extends Facet { this.properties.put(property, value); } + public Set getProperties() { return properties.keySet(); } + public BoundFacet(String name, Map properties) { super( name, diff --git a/src/main/java/net/helenus/core/cache/CacheUtil.java b/src/main/java/net/helenus/core/cache/CacheUtil.java index a3ec916..1efafa2 100644 --- a/src/main/java/net/helenus/core/cache/CacheUtil.java +++ b/src/main/java/net/helenus/core/cache/CacheUtil.java @@ -1,6 +1,7 @@ package net.helenus.core.cache; import java.util.ArrayList; +import java.util.Arrays; import java.util.List; import java.util.stream.Collectors; @@ -17,8 +18,7 @@ public class CacheUtil { return out; } - private static void kCombinations( - List items, int n, int k, String[] arr, List out) { + private static void kCombinations(List items, int n, int k, String[] arr, List out) { if (k == 0) { out.add(arr.clone()); } else { @@ -29,6 +29,15 @@ public class CacheUtil { } } + public static List flatKeys(String table, List facets) { + return flattenFacets(facets) + .stream() + .map(combination -> { + return table + "." + Arrays.toString(combination); + }) + .collect(Collectors.toList()); + } + public static List flattenFacets(List facets) { List combinations = CacheUtil.combinations( @@ -41,11 +50,31 @@ public class CacheUtil { return facet.name() + "==" + facet.value(); }) .collect(Collectors.toList())); + // TODO(gburd): rework so as to not generate the combinations at all rather than filter + for (Facet facet : facets) { + if (facet.fixed()) continue; + if (facet.alone() && facet.combined() && true) continue; + combinations = combinations + .stream() + .filter(combo -> { + for (String c : combo) { + // When used alone, this facet is not distinct so don't use it as a key. + if (facet.alone() == false && c.equals(facet.name())) { + return false; + } + // Don't use this facet in combination with others to create keys. + if (facet.combined() == false && c.split("==")[0].equals(facet.name())) { + return false; + } + } + return true; + }) + .collect(Collectors.toList()); + } return combinations; } public static Object merge(Object to, Object from) { - // TODO(gburd): do a proper merge given that materialized views are cached with their table name if (to == from) { return to; } else { @@ -71,4 +100,12 @@ public class CacheUtil { .map(facet -> facet.value().toString()) .collect(Collectors.joining(".")); } + + public static String writeTimeKey(String propertyName) { + return "_" + propertyName + "_writeTime"; + } + + public static String ttlKey(String propertyName) { + return "_" + propertyName + "_ttl"; + } } diff --git a/src/main/java/net/helenus/core/cache/Facet.java b/src/main/java/net/helenus/core/cache/Facet.java index 27eb52b..f33d942 100644 --- a/src/main/java/net/helenus/core/cache/Facet.java +++ b/src/main/java/net/helenus/core/cache/Facet.java @@ -21,6 +21,8 @@ public class Facet { private final String name; private T value; private boolean fixed = false; + private boolean alone = true; + private boolean combined = true; public Facet(String name) { this.name = name; @@ -47,4 +49,15 @@ public class Facet { public boolean fixed() { return fixed; } + + public void setUniquelyIdentifyingWhenAlone(boolean alone) { + this.alone = alone; + } + + public void setUniquelyIdentifyingWhenCombined(boolean combined) { + this.combined = combined; + } + + public boolean alone() { return alone; } + public boolean combined() { return combined; } } diff --git a/src/main/java/net/helenus/core/cache/UnboundFacet.java b/src/main/java/net/helenus/core/cache/UnboundFacet.java index 60c0d36..089e8b5 100644 --- a/src/main/java/net/helenus/core/cache/UnboundFacet.java +++ b/src/main/java/net/helenus/core/cache/UnboundFacet.java @@ -25,16 +25,30 @@ import net.helenus.mapping.HelenusProperty; public class UnboundFacet extends Facet { private final List properties; + private final boolean alone; + private final boolean combined; - public UnboundFacet(List properties) { + public UnboundFacet(List properties, boolean alone, boolean combined) { super(SchemaUtil.createPrimaryKeyPhrase(properties)); this.properties = properties; + this.alone = alone; + this.combined = combined; } - public UnboundFacet(HelenusProperty property) { + public UnboundFacet(List properties) { + this(properties, true, true); + } + + public UnboundFacet(HelenusProperty property, boolean alone, boolean combined) { super(property.getPropertyName()); properties = new ArrayList(); properties.add(property); + this.alone = alone; + this.combined = combined; + } + + public UnboundFacet(HelenusProperty property) { + this(property, true, true); } public List getProperties() { @@ -42,18 +56,22 @@ public class UnboundFacet extends Facet { } public Binder binder() { - return new Binder(name(), properties); + return new Binder(name(), properties, alone, combined); } public static class Binder { private final String name; + private final boolean alone; + private final boolean combined; private final List properties = new ArrayList(); private Map boundProperties = new HashMap(); - Binder(String name, List properties) { + Binder(String name, List properties, boolean alone, boolean combined) { this.name = name; this.properties.addAll(properties); + this.alone = alone; + this.combined = combined; } public Binder setValueForProperty(HelenusProperty prop, Object value) { @@ -67,7 +85,10 @@ public class UnboundFacet extends Facet { } public BoundFacet bind() { - return new BoundFacet(name, boundProperties); + BoundFacet facet = new BoundFacet(name, boundProperties); + facet.setUniquelyIdentifyingWhenAlone(alone); + facet.setUniquelyIdentifyingWhenCombined(combined); + return facet; } } } diff --git a/src/main/java/net/helenus/core/operation/AbstractOperation.java b/src/main/java/net/helenus/core/operation/AbstractOperation.java index 9d12a52..57133b5 100644 --- a/src/main/java/net/helenus/core/operation/AbstractOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractOperation.java @@ -20,6 +20,8 @@ import com.datastax.driver.core.ResultSet; import java.util.concurrent.CompletableFuture; import java.util.concurrent.CompletionException; import java.util.concurrent.TimeoutException; + +import com.datastax.driver.core.Statement; import net.helenus.core.AbstractSessionOperations; import net.helenus.core.UnitOfWork; @@ -39,15 +41,8 @@ public abstract class AbstractOperation> public E sync() throws TimeoutException { final Timer.Context context = requestLatency.time(); try { - ResultSet resultSet = - this.execute( - sessionOps, - null, - traceContext, - queryExecutionTimeout, - queryTimeoutUnits, - showValues, - false); + ResultSet resultSet = this.execute(sessionOps,null, traceContext, queryExecutionTimeout, queryTimeoutUnits, + showValues,false); return transform(resultSet); } finally { context.stop(); @@ -59,11 +54,7 @@ public abstract class AbstractOperation> final Timer.Context context = requestLatency.time(); try { - ResultSet resultSet = - execute( - sessionOps, - uow, - traceContext, + ResultSet resultSet = execute(sessionOps, uow, traceContext, queryExecutionTimeout, queryTimeoutUnits, showValues, diff --git a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java index 8fe5c11..c013d20 100644 --- a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java @@ -64,9 +64,9 @@ public abstract class AbstractOptionalOperation result = Optional.empty(); E cacheResult = null; - boolean updateCache = isSessionCacheable() && checkCache; + boolean updateCache = isSessionCacheable() && !ignoreCache(); - if (checkCache && isSessionCacheable()) { + if (updateCache) { List facets = bindFacetValues(); String tableName = CacheUtil.schemaName(facets); cacheResult = (E) sessionOps.checkCache(tableName, facets); @@ -119,7 +119,7 @@ public abstract class AbstractOptionalOperation facets = bindFacetValues(); diff --git a/src/main/java/net/helenus/core/operation/AbstractStatementOperation.java b/src/main/java/net/helenus/core/operation/AbstractStatementOperation.java index 791f2ca..dccc50e 100644 --- a/src/main/java/net/helenus/core/operation/AbstractStatementOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractStatementOperation.java @@ -44,11 +44,11 @@ import net.helenus.support.HelenusException; public abstract class AbstractStatementOperation> extends Operation { - protected boolean checkCache = true; protected boolean showValues = true; protected TraceContext traceContext; long queryExecutionTimeout = 10; TimeUnit queryTimeoutUnits = TimeUnit.SECONDS; + private boolean ignoreCache = false; private ConsistencyLevel consistencyLevel; private ConsistencyLevel serialConsistencyLevel; private RetryPolicy retryPolicy; @@ -66,12 +66,12 @@ public abstract class AbstractStatementOperation uow, List facets) { E result = null; Optional optionalCachedResult = Optional.empty(); diff --git a/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java b/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java index fe0978e..5ce0830 100644 --- a/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java @@ -67,7 +67,7 @@ public abstract class AbstractStreamOperation facets = bindFacetValues(); String tableName = CacheUtil.schemaName(facets); cacheResult = (E) sessionOps.checkCache(tableName, facets); @@ -126,7 +126,7 @@ public abstract class AbstractStreamOperation facets = bindFacetValues(); diff --git a/src/main/java/net/helenus/core/operation/CountOperation.java b/src/main/java/net/helenus/core/operation/CountOperation.java index b751cfb..9b84bc0 100644 --- a/src/main/java/net/helenus/core/operation/CountOperation.java +++ b/src/main/java/net/helenus/core/operation/CountOperation.java @@ -37,6 +37,7 @@ public final class CountOperation extends AbstractFilterOperation { @@ -152,6 +153,16 @@ public final class DeleteOperation extends AbstractFilterOperation getFacets() { return entity.getFacets(); diff --git a/src/main/java/net/helenus/core/operation/InsertOperation.java b/src/main/java/net/helenus/core/operation/InsertOperation.java index 229ca60..f534944 100644 --- a/src/main/java/net/helenus/core/operation/InsertOperation.java +++ b/src/main/java/net/helenus/core/operation/InsertOperation.java @@ -22,15 +22,19 @@ import com.datastax.driver.core.querybuilder.QueryBuilder; import java.util.*; import java.util.concurrent.TimeoutException; import java.util.function.Function; +import java.util.stream.Collectors; + import net.helenus.core.AbstractSessionOperations; import net.helenus.core.Getter; import net.helenus.core.Helenus; import net.helenus.core.UnitOfWork; +import net.helenus.core.cache.CacheUtil; import net.helenus.core.cache.Facet; import net.helenus.core.cache.UnboundFacet; import net.helenus.core.reflect.DefaultPrimitiveTypes; import net.helenus.core.reflect.Drafted; import net.helenus.core.reflect.HelenusPropertyNode; +import net.helenus.core.reflect.MapExportable; import net.helenus.mapping.HelenusEntity; import net.helenus.mapping.HelenusProperty; import net.helenus.mapping.MappingUtil; @@ -39,10 +43,12 @@ import net.helenus.support.Fun; import net.helenus.support.HelenusException; import net.helenus.support.HelenusMappingException; +import static net.helenus.mapping.ColumnType.CLUSTERING_COLUMN; +import static net.helenus.mapping.ColumnType.PARTITION_KEY; + public final class InsertOperation extends AbstractOperation> { - private final List> values = - new ArrayList>(); + private final List> values = new ArrayList>(); private final T pojo; private final Class resultType; private HelenusEntity entity; @@ -59,8 +65,7 @@ public final class InsertOperation extends AbstractOperation resultType, boolean ifNotExists) { + public InsertOperation(AbstractSessionOperations sessionOperations, Class resultType, boolean ifNotExists) { super(sessionOperations); this.ifNotExists = ifNotExists; @@ -68,12 +73,8 @@ public final class InsertOperation extends AbstractOperation mutations, - boolean ifNotExists) { + public InsertOperation(AbstractSessionOperations sessionOperations, HelenusEntity entity, T pojo, + Set mutations, boolean ifNotExists) { super(sessionOperations); this.entity = entity; @@ -248,11 +249,39 @@ public final class InsertOperation extends AbstractOperation propertyNames = values.stream() + .map(t -> t._1.getProperty()) + .filter(prop -> { + switch (prop.getColumnType()) { + case PARTITION_KEY: + case CLUSTERING_COLUMN: + return false; + default: + return true; + } + }) + .map(prop -> prop.getColumnName().toCql(true)) + .collect(Collectors.toList()); + + if (propertyNames.size() > 0) { + if (ttl != null) { + propertyNames.forEach(name -> pojo.put(CacheUtil.ttlKey(name), ttl)); + } + if (timestamp != null) { + propertyNames.forEach(name -> pojo.put(CacheUtil.writeTimeKey(name), timestamp)); + } + } + } + } + @Override public T sync() throws TimeoutException { T result = super.sync(); if (entity.isCacheable() && result != null) { - sessionOps.updateCache(result, entity.getFacets()); + sessionOps.updateCache(result, bindFacetValues()); + adjustTtlAndWriteTime((MapExportable)result); } return result; } @@ -274,7 +303,8 @@ public final class InsertOperation extends AbstractOperation iface = entity.getMappingInterface(); if (resultType == iface) { - cacheUpdate(uow, result, entity.getFacets()); + cacheUpdate(uow, result, bindFacetValues()); + adjustTtlAndWriteTime((MapExportable)pojo); } else { if (entity.isCacheable()) { sessionOps.cacheEvict(bindFacetValues()); @@ -283,6 +313,24 @@ public final class InsertOperation extends AbstractOperation iface = this.entity.getMappingInterface(); + if (resultType == iface) { + cacheUpdate(uow, pojo, bindFacetValues()); + adjustTtlAndWriteTime((MapExportable)pojo); + uow.batch(this); + return (T) pojo; + } + } + + return sync(uow); + } + @Override public List bindFacetValues() { List facets = getFacets(); diff --git a/src/main/java/net/helenus/core/operation/Operation.java b/src/main/java/net/helenus/core/operation/Operation.java index 8618293..993ab8f 100644 --- a/src/main/java/net/helenus/core/operation/Operation.java +++ b/src/main/java/net/helenus/core/operation/Operation.java @@ -94,8 +94,7 @@ public abstract class Operation { boolean cached) throws TimeoutException { - // Start recording in a Zipkin sub-span our execution time to perform this - // operation. + // Start recording in a Zipkin sub-span our execution time to perform this operation. Tracer tracer = session.getZipkinTracer(); Span span = null; if (tracer != null && traceContext != null) { diff --git a/src/main/java/net/helenus/core/operation/SelectFirstOperation.java b/src/main/java/net/helenus/core/operation/SelectFirstOperation.java index f5d28eb..b8a7d1f 100644 --- a/src/main/java/net/helenus/core/operation/SelectFirstOperation.java +++ b/src/main/java/net/helenus/core/operation/SelectFirstOperation.java @@ -63,4 +63,7 @@ public final class SelectFirstOperation public boolean isSessionCacheable() { return delegate.isSessionCacheable(); } + + @Override + public boolean ignoreCache() { return delegate.ignoreCache(); } } diff --git a/src/main/java/net/helenus/core/operation/SelectFirstTransformingOperation.java b/src/main/java/net/helenus/core/operation/SelectFirstTransformingOperation.java index 07325ba..5610ba2 100644 --- a/src/main/java/net/helenus/core/operation/SelectFirstTransformingOperation.java +++ b/src/main/java/net/helenus/core/operation/SelectFirstTransformingOperation.java @@ -56,4 +56,7 @@ public final class SelectFirstTransformingOperation public boolean isSessionCacheable() { return delegate.isSessionCacheable(); } + + @Override + public boolean ignoreCache() { return delegate.ignoreCache(); } } diff --git a/src/main/java/net/helenus/core/operation/SelectOperation.java b/src/main/java/net/helenus/core/operation/SelectOperation.java index bf60164..7f77e22 100644 --- a/src/main/java/net/helenus/core/operation/SelectOperation.java +++ b/src/main/java/net/helenus/core/operation/SelectOperation.java @@ -29,8 +29,10 @@ import java.util.function.Function; import java.util.stream.Stream; import java.util.stream.StreamSupport; import net.helenus.core.*; +import net.helenus.core.cache.CacheUtil; import net.helenus.core.cache.Facet; import net.helenus.core.cache.UnboundFacet; +import net.helenus.core.reflect.Entity; import net.helenus.core.reflect.HelenusPropertyNode; import net.helenus.mapping.HelenusEntity; import net.helenus.mapping.HelenusProperty; @@ -52,8 +54,10 @@ public final class SelectOperation extends AbstractFilterStreamOperation ordering = null; protected Integer limit = null; protected boolean allowFiltering = false; + protected String alternateTableName = null; protected boolean isCacheable = false; + protected boolean implmentsEntityType = false; @SuppressWarnings("unchecked") public SelectOperation(AbstractSessionOperations sessionOperations) { @@ -89,7 +93,8 @@ public final class SelectOperation extends AbstractFilterStreamOperation new HelenusPropertyNode(p, Optional.empty())) .forEach(p -> this.props.add(p)); - isCacheable = entity.isCacheable(); + this.isCacheable = entity.isCacheable(); + this.implmentsEntityType = entity.getMappingInterface().getClass().isAssignableFrom(Entity.class); } public SelectOperation( @@ -106,18 +111,21 @@ public final class SelectOperation extends AbstractFilterStreamOperation new HelenusPropertyNode(p, Optional.empty())) .forEach(p -> this.props.add(p)); - isCacheable = entity.isCacheable(); + this.isCacheable = entity.isCacheable(); + this.implmentsEntityType = entity.getMappingInterface().getClass().isAssignableFrom(Entity.class); } - public SelectOperation( - AbstractSessionOperations sessionOperations, - Function rowMapper, - HelenusPropertyNode... props) { + public SelectOperation(AbstractSessionOperations sessionOperations, Function rowMapper, + HelenusPropertyNode... props) { super(sessionOperations); this.rowMapper = rowMapper; Collections.addAll(this.props, props); + + HelenusEntity entity = props[0].getEntity(); + this.isCacheable = entity.isCacheable(); + this.implmentsEntityType = entity.getMappingInterface().getClass().isAssignableFrom(Entity.class); } public CountOperation count() { @@ -264,9 +272,7 @@ public final class SelectOperation extends AbstractFilterStreamOperation extends AbstractFilterStreamOperation extends AbstractFilterStreamOperation filter : filters.values()) { where.and(filter.getClause(sessionOps.getValuePreparer())); - HelenusProperty prop = filter.getNode().getProperty(); - if (allowFiltering == false) { + HelenusProperty filterProp = filter.getNode().getProperty(); + HelenusProperty prop = props.stream() + .map(HelenusPropertyNode::getProperty) + .filter(thisProp -> thisProp.getPropertyName().equals(filterProp.getPropertyName())) + .findFirst() + .orElse(null); + if (allowFiltering == false && prop != null) { switch (prop.getColumnType()) { case PARTITION_KEY: break; diff --git a/src/main/java/net/helenus/core/operation/SelectTransformingOperation.java b/src/main/java/net/helenus/core/operation/SelectTransformingOperation.java index a7ed832..eee38a7 100644 --- a/src/main/java/net/helenus/core/operation/SelectTransformingOperation.java +++ b/src/main/java/net/helenus/core/operation/SelectTransformingOperation.java @@ -56,4 +56,10 @@ public final class SelectTransformingOperation public Stream transform(ResultSet resultSet) { return delegate.transform(resultSet).map(fn); } + + @Override + public boolean isSessionCacheable() { return delegate.isSessionCacheable(); } + + @Override + public boolean ignoreCache() { return delegate.ignoreCache(); } } diff --git a/src/main/java/net/helenus/core/operation/UpdateOperation.java b/src/main/java/net/helenus/core/operation/UpdateOperation.java index bbc4935..ffb4755 100644 --- a/src/main/java/net/helenus/core/operation/UpdateOperation.java +++ b/src/main/java/net/helenus/core/operation/UpdateOperation.java @@ -26,6 +26,7 @@ import java.util.function.Function; import java.util.stream.Collectors; import net.helenus.core.*; import net.helenus.core.cache.BoundFacet; +import net.helenus.core.cache.CacheUtil; import net.helenus.core.cache.Facet; import net.helenus.core.reflect.HelenusPropertyNode; import net.helenus.core.reflect.MapExportable; @@ -38,6 +39,9 @@ import net.helenus.support.HelenusException; import net.helenus.support.HelenusMappingException; import net.helenus.support.Immutables; +import static net.helenus.mapping.ColumnType.CLUSTERING_COLUMN; +import static net.helenus.mapping.ColumnType.PARTITION_KEY; + public final class UpdateOperation extends AbstractFilterOperation> { private final Map assignments = new HashMap<>(); @@ -65,8 +69,13 @@ public final class UpdateOperation extends AbstractFilterOperation extends AbstractFilterOperation map = ((MapExportable) pojo).toMap(); - if (!(map instanceof ValueProviderMap)) { - if (map.get(key) != v) { - map.put(key, v); - } - } + ((MapExportable)pojo).put(key, v); } } @@ -133,13 +137,14 @@ public final class UpdateOperation extends AbstractFilterOperation extends AbstractFilterOperation extends AbstractFilterOperation list; + final BoundFacet facet; + HelenusProperty prop = p.getProperty(); if (pojo != null) { - HelenusProperty prop = p.getProperty(); - List list = - new ArrayList( - (List) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop)); + list = (List) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop, false); list.add(0, value); facet = new BoundFacet(prop, list); } else if (draft != null) { - String key = p.getProperty().getPropertyName(); - List list = (List) draftMap.get(key); + String key = prop.getPropertyName(); + list = (List) draftMap.get(key); list.add(0, value); + facet = new BoundFacet(prop, list); + } else { + list = null; + facet = null; } assignments.put(QueryBuilder.prepend(p.getColumnName(), valueObj), facet); @@ -220,18 +229,21 @@ public final class UpdateOperation extends AbstractFilterOperation list; + final BoundFacet facet; + HelenusProperty prop = p.getProperty(); if (pojo != null) { - HelenusProperty prop = p.getProperty(); - List list = - new ArrayList( - (List) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop)); + list = (List) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop, false); list.addAll(0, value); facet = new BoundFacet(prop, list); } else if (draft != null && value.size() > 0) { String key = p.getProperty().getPropertyName(); - List list = (List) draftMap.get(key); + list = (List) draftMap.get(key); list.addAll(0, value); + facet = new BoundFacet(prop, list); + } else { + list = null; + facet = null; } assignments.put(QueryBuilder.prependAll(p.getColumnName(), valueObj), facet); @@ -249,16 +261,14 @@ public final class UpdateOperation extends AbstractFilterOperation list; - HelenusProperty prop = p.getProperty(); + final List list; if (pojo != null) { - list = - new ArrayList( - (List) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop)); + list = (List) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop, false); } else { - String key = p.getProperty().getPropertyName(); + String key = prop.getPropertyName(); list = (List) draftMap.get(key); } if (idx < 0) { @@ -270,6 +280,8 @@ public final class UpdateOperation extends AbstractFilterOperation extends AbstractFilterOperation list; + final BoundFacet facet; + HelenusProperty prop = p.getProperty(); if (pojo != null) { - HelenusProperty prop = p.getProperty(); - List list = - new ArrayList( - (List) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop)); + list = (List) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop, false); list.add(value); facet = new BoundFacet(prop, list); } else if (draft != null) { - String key = p.getProperty().getPropertyName(); - List list = (List) draftMap.get(key); + String key = prop.getPropertyName(); + list = (List) draftMap.get(key); list.add(value); + facet = new BoundFacet(prop, list); + } else { + list = null; + facet = null; } assignments.put(QueryBuilder.append(p.getColumnName(), valueObj), facet); @@ -315,18 +330,21 @@ public final class UpdateOperation extends AbstractFilterOperation list; + final BoundFacet facet; + HelenusProperty prop = p.getProperty(); if (pojo != null) { - HelenusProperty prop = p.getProperty(); - List list = - new ArrayList( - (List) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop)); + list = (List) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop, false); list.addAll(value); facet = new BoundFacet(prop, list); } else if (draft != null && value.size() > 0) { - String key = p.getProperty().getPropertyName(); - List list = (List) draftMap.get(key); + String key = prop.getPropertyName(); + list = (List) draftMap.get(key); list.addAll(value); + facet = new BoundFacet(prop, list); + } else { + list = null; + facet = null; } assignments.put(QueryBuilder.appendAll(p.getColumnName(), valueObj), facet); @@ -343,18 +361,21 @@ public final class UpdateOperation extends AbstractFilterOperation list; + final BoundFacet facet; + HelenusProperty prop = p.getProperty(); if (pojo != null) { - HelenusProperty prop = p.getProperty(); - List list = - new ArrayList( - (List) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop)); + list = (List) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop, false); list.remove(value); facet = new BoundFacet(prop, list); } else if (draft != null) { - String key = p.getProperty().getPropertyName(); - List list = (List) draftMap.get(key); + String key = prop.getPropertyName(); + list = (List) draftMap.get(key); list.remove(value); + facet = new BoundFacet(prop, list); + } else { + list = null; + facet = null; } assignments.put(QueryBuilder.discard(p.getColumnName(), valueObj), facet); @@ -371,18 +392,21 @@ public final class UpdateOperation extends AbstractFilterOperation list; + final BoundFacet facet; + HelenusProperty prop = p.getProperty(); if (pojo != null) { - HelenusProperty prop = p.getProperty(); - List list = - new ArrayList( - (List) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop)); + list = (List) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop, false); list.removeAll(value); facet = new BoundFacet(prop, list); } else if (draft != null) { - String key = p.getProperty().getPropertyName(); - List list = (List) draftMap.get(key); + String key = prop.getPropertyName(); + list = (List) draftMap.get(key); list.removeAll(value); + facet = new BoundFacet(prop, list); + } else { + list = null; + facet = null; } assignments.put(QueryBuilder.discardAll(p.getColumnName(), valueObj), facet); @@ -396,8 +420,7 @@ public final class UpdateOperation extends AbstractFilterOperation> converter = - prop.getWriteConverter(sessionOps.getSessionRepository()); + Optional> converter = prop.getWriteConverter(sessionOps.getSessionRepository()); if (converter.isPresent()) { List convertedList = (List) converter.get().apply(Immutables.listOf(value)); valueObj = convertedList.get(0); @@ -412,8 +435,7 @@ public final class UpdateOperation extends AbstractFilterOperation> converter = - prop.getWriteConverter(sessionOps.getSessionRepository()); + Optional> converter = prop.getWriteConverter(sessionOps.getSessionRepository()); if (converter.isPresent()) { valueObj = (List) converter.get().apply(value); } @@ -437,17 +459,21 @@ public final class UpdateOperation extends AbstractFilterOperation set; + final BoundFacet facet; + HelenusProperty prop = p.getProperty(); if (pojo != null) { - HelenusProperty prop = p.getProperty(); - Set set = - new HashSet((Set) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop)); + set = (Set) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop, false); set.add(value); facet = new BoundFacet(prop, set); } else if (draft != null) { - String key = p.getProperty().getPropertyName(); - Set set = (Set) draftMap.get(key); + String key = prop.getPropertyName(); + set = (Set) draftMap.get(key); set.add(value); + facet = new BoundFacet(prop, set); + } else { + set = null; + facet = null; } assignments.put(QueryBuilder.add(p.getColumnName(), valueObj), facet); @@ -464,17 +490,21 @@ public final class UpdateOperation extends AbstractFilterOperation set; + final BoundFacet facet; + HelenusProperty prop = p.getProperty(); if (pojo != null) { - HelenusProperty prop = p.getProperty(); - Set set = - new HashSet((Set) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop)); + set = (Set) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop, false); set.addAll(value); facet = new BoundFacet(prop, set); } else if (draft != null) { - String key = p.getProperty().getPropertyName(); - Set set = (Set) draftMap.get(key); + String key = prop.getPropertyName(); + set = (Set) draftMap.get(key); set.addAll(value); + facet = new BoundFacet(prop, set); + } else { + set = null; + facet = null; } assignments.put(QueryBuilder.addAll(p.getColumnName(), valueObj), facet); @@ -491,17 +521,21 @@ public final class UpdateOperation extends AbstractFilterOperation set; + final BoundFacet facet; + HelenusProperty prop = p.getProperty(); if (pojo != null) { - HelenusProperty prop = p.getProperty(); - Set set = - new HashSet((Set) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop)); + set = (Set) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop, false); set.remove(value); facet = new BoundFacet(prop, set); } else if (draft != null) { - String key = p.getProperty().getPropertyName(); - Set set = (Set) draftMap.get(key); + String key = prop.getPropertyName(); + set = (Set) draftMap.get(key); set.remove(value); + facet = new BoundFacet(prop, set); + } else { + set = null; + facet = null; } assignments.put(QueryBuilder.remove(p.getColumnName(), valueObj), facet); @@ -518,17 +552,21 @@ public final class UpdateOperation extends AbstractFilterOperation set; + final BoundFacet facet; + HelenusProperty prop = p.getProperty(); if (pojo != null) { - HelenusProperty prop = p.getProperty(); - Set set = - new HashSet((Set) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop)); + set = (Set) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop, false); set.removeAll(value); facet = new BoundFacet(prop, set); } else if (draft != null) { - String key = p.getProperty().getPropertyName(); - Set set = (Set) draftMap.get(key); + String key = prop.getPropertyName(); + set = (Set) draftMap.get(key); set.removeAll(value); + facet = new BoundFacet(prop, set); + } else { + set = null; + facet = null; } assignments.put(QueryBuilder.removeAll(p.getColumnName(), valueObj), facet); @@ -542,8 +580,7 @@ public final class UpdateOperation extends AbstractFilterOperation> converter = - prop.getWriteConverter(sessionOps.getSessionRepository()); + Optional> converter = prop.getWriteConverter(sessionOps.getSessionRepository()); if (converter.isPresent()) { Set convertedSet = (Set) converter.get().apply(Immutables.setOf(value)); valueObj = convertedSet.iterator().next(); @@ -557,8 +594,7 @@ public final class UpdateOperation extends AbstractFilterOperation> converter = - prop.getWriteConverter(sessionOps.getSessionRepository()); + Optional> converter = prop.getWriteConverter(sessionOps.getSessionRepository()); if (converter.isPresent()) { valueObj = (Set) converter.get().apply(value); } @@ -582,22 +618,24 @@ public final class UpdateOperation extends AbstractFilterOperation map; + final BoundFacet facet; if (pojo != null) { - Map map = - new HashMap( - (Map) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop)); + map = (Map) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop, false); map.put(key, value); facet = new BoundFacet(prop, map); } else if (draft != null) { - ((Map) draftMap.get(prop.getPropertyName())).put(key, value); + map = (Map) draftMap.get(prop.getPropertyName()); + map.put(key, value); + facet = new BoundFacet(prop, map); + } else { + map = null; + facet = null; } - Optional> converter = - prop.getWriteConverter(sessionOps.getSessionRepository()); + Optional> converter = prop.getWriteConverter(sessionOps.getSessionRepository()); if (converter.isPresent()) { - Map convertedMap = - (Map) converter.get().apply(Immutables.mapOf(key, value)); + Map convertedMap = (Map) converter.get().apply(Immutables.mapOf(key, value)); for (Map.Entry e : convertedMap.entrySet()) { assignments.put(QueryBuilder.put(p.getColumnName(), e.getKey(), e.getValue()), facet); } @@ -618,19 +656,22 @@ public final class UpdateOperation extends AbstractFilterOperation newMap; + final BoundFacet facet; if (pojo != null) { - Map newMap = - new HashMap( - (Map) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop)); + newMap = (Map) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop, false); newMap.putAll(map); facet = new BoundFacet(prop, newMap); } else if (draft != null) { - ((Map) draftMap.get(prop.getPropertyName())).putAll(map); + newMap = (Map) draftMap.get(prop.getPropertyName()); + newMap.putAll(map); + facet = new BoundFacet(prop, newMap); + } else { + newMap = null; + facet = null; } - Optional> converter = - prop.getWriteConverter(sessionOps.getSessionRepository()); + Optional> converter = prop.getWriteConverter(sessionOps.getSessionRepository()); if (converter.isPresent()) { Map convertedMap = (Map) converter.get().apply(map); assignments.put(QueryBuilder.putAll(p.getColumnName(), convertedMap), facet); @@ -718,14 +759,36 @@ public final class UpdateOperation extends AbstractFilterOperation names = new ArrayList(assignments.size()); + for (BoundFacet facet : assignments.values()) { + for (HelenusProperty prop : facet.getProperties()) { + names.add(prop.getColumnName().toCql(true)); + } + } + + if (names.size() > 0) { + if (ttl != null) { + names.forEach(name -> pojo.put(CacheUtil.ttlKey(name), ttl)); + } + if (timestamp != null) { + names.forEach(name -> pojo.put(CacheUtil.writeTimeKey(name), timestamp)); + } + } + } + } + @Override public E sync() throws TimeoutException { E result = super.sync(); if (entity.isCacheable()) { if (draft != null) { sessionOps.updateCache(draft, bindFacetValues()); + adjustTtlAndWriteTime(draft); } else if (pojo != null) { sessionOps.updateCache(pojo, bindFacetValues()); + adjustTtlAndWriteTime((MapExportable)pojo); } else { sessionOps.cacheEvict(bindFacetValues()); } @@ -741,13 +804,40 @@ public final class UpdateOperation extends AbstractFilterOperation bindFacetValues() { List facets = bindFacetValues(entity.getFacets()); diff --git a/src/main/java/net/helenus/core/reflect/Entity.java b/src/main/java/net/helenus/core/reflect/Entity.java new file mode 100644 index 0000000..e5deadd --- /dev/null +++ b/src/main/java/net/helenus/core/reflect/Entity.java @@ -0,0 +1,29 @@ +/* + * Copyright (C) 2015 The Helenus Authors + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package net.helenus.core.reflect; + +import net.helenus.core.Getter; + +public interface Entity { + String WRITTEN_AT_METHOD = "writtenAt"; + String TTL_OF_METHOD = "ttlOf"; + + default Long writtenAt(Getter getter) { return 0L; } + default Long writtenAt(String prop) { return 0L; }; + + default Integer ttlOf(Getter getter) { return 0; }; + default Integer ttlOf(String prop) {return 0; }; +} diff --git a/src/main/java/net/helenus/core/reflect/MapExportable.java b/src/main/java/net/helenus/core/reflect/MapExportable.java index 9160cc8..d4af618 100644 --- a/src/main/java/net/helenus/core/reflect/MapExportable.java +++ b/src/main/java/net/helenus/core/reflect/MapExportable.java @@ -18,8 +18,10 @@ package net.helenus.core.reflect; import java.util.Map; public interface MapExportable { - - public static final String TO_MAP_METHOD = "toMap"; + String TO_MAP_METHOD = "toMap"; + String PUT_METHOD = "put"; Map toMap(); + default Map toMap(boolean mutable) { return null; } + default void put(String key, Object value) { } } diff --git a/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java b/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java index e33291a..5af3f8e 100644 --- a/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java +++ b/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java @@ -15,6 +15,14 @@ */ package net.helenus.core.reflect; +import net.helenus.core.Getter; +import net.helenus.core.Helenus; +import net.helenus.core.cache.CacheUtil; +import net.helenus.mapping.MappingUtil; +import net.helenus.mapping.annotation.Transient; +import net.helenus.mapping.value.ValueProviderMap; +import net.helenus.support.HelenusException; + import java.io.InvalidObjectException; import java.io.ObjectInputStream; import java.io.ObjectStreamException; @@ -24,18 +32,15 @@ import java.lang.reflect.Constructor; import java.lang.reflect.InvocationHandler; import java.lang.reflect.Method; import java.lang.reflect.Proxy; +import java.util.Collections; import java.util.HashMap; import java.util.Map; import java.util.Set; -import net.helenus.core.Helenus; -import net.helenus.mapping.annotation.Transient; -import net.helenus.mapping.value.ValueProviderMap; -import net.helenus.support.HelenusException; public class MapperInvocationHandler implements InvocationHandler, Serializable { private static final long serialVersionUID = -7044209982830584984L; - private final Map src; + private Map src; private final Class iface; public MapperInvocationHandler(Class iface, Map src) { @@ -95,15 +100,56 @@ public class MapperInvocationHandler implements InvocationHandler, Serializab return true; } } - if (otherObj instanceof MapExportable && src.equals(((MapExportable) otherObj).toMap())) { - return true; - } - if (src instanceof MapExportable && otherObj.equals(((MapExportable) src).toMap())) { - return true; + if (otherObj instanceof MapExportable) { + return MappingUtil.compareMaps((MapExportable)otherObj, src); } return false; } + if (MapExportable.PUT_METHOD.equals(methodName) && method.getParameterCount() == 2) { + final String key = (String)args[0]; + final Object value = (Object)args[1]; + if (src instanceof ValueProviderMap) { + this.src = fromValueProviderMap(src); + } + src.put(key, value); + return null; + } + + if (Entity.WRITTEN_AT_METHOD.equals(methodName) && method.getParameterCount() == 1) { + final String key; + if (args[0] instanceof String) { + key = CacheUtil.writeTimeKey((String)args[0]); + } else if (args[0] instanceof Getter) { + Getter getter = (Getter)args[0]; + key = CacheUtil.writeTimeKey(MappingUtil.resolveMappingProperty(getter).getProperty().getPropertyName()); + } else { + return 0L; + } + long[] v = (long[])src.get(key); + if (v != null) { + return v[0]; + } + return 0L; + } + + if (Entity.TTL_OF_METHOD.equals(methodName) && method.getParameterCount() == 1) { + final String key; + if (args[0] instanceof String) { + key = CacheUtil.ttlKey((String)args[0]); + } else if (args[0] instanceof Getter) { + Getter getter = (Getter)args[0]; + key = CacheUtil.ttlKey(MappingUtil.resolveMappingProperty(getter).getProperty().getColumnName().toCql(true)); + } else { + return 0; + } + int v[] = (int[])src.get(key); + if (v != null) { + return v[0]; + } + return 0; + } + if (method.getParameterCount() != 0 || method.getReturnType() == void.class) { throw new HelenusException("invalid getter method " + method); } @@ -129,25 +175,26 @@ public class MapperInvocationHandler implements InvocationHandler, Serializab } if (MapExportable.TO_MAP_METHOD.equals(methodName)) { - return src; // Collections.unmodifiableMap(src); + if (method.getParameterCount() == 1 && args[0] instanceof Boolean) { + if ((boolean)args[0] == true) { return src; } + } + return Collections.unmodifiableMap(src); } - Object value = src.get(methodName); - - Class returnType = method.getReturnType(); + final Object value = src.get(methodName); if (value == null) { + Class returnType = method.getReturnType(); + // Default implementations of non-Transient methods in entities are the default - // value when the - // map contains 'null'. + // value when the map contains 'null'. if (method.isDefault()) { return invokeDefault(proxy, method, args); } // Otherwise, if the return type of the method is a primitive Java type then - // we'll return the standard - // default values to avoid a NPE in user code. + // we'll return the standard default values to avoid a NPE in user code. if (returnType.isPrimitive()) { DefaultPrimitiveTypes type = DefaultPrimitiveTypes.lookup(returnType); if (type == null) { @@ -160,6 +207,15 @@ public class MapperInvocationHandler implements InvocationHandler, Serializab return value; } + static Map fromValueProviderMap(Map v) { + Map m = new HashMap(v.size()); + Set keys = v.keySet(); + for (String key : keys) { + m.put(key, v.get(key)); + } + return m; + } + static class SerializationProxy implements Serializable { private static final long serialVersionUID = -5617583940055969353L; @@ -170,11 +226,7 @@ public class MapperInvocationHandler implements InvocationHandler, Serializab public SerializationProxy(MapperInvocationHandler mapper) { this.iface = mapper.iface; if (mapper.src instanceof ValueProviderMap) { - this.src = new HashMap(mapper.src.size()); - Set keys = mapper.src.keySet(); - for (String key : keys) { - this.src.put(key, mapper.src.get(key)); - } + this.src = fromValueProviderMap(mapper.src); } else { this.src = mapper.src; } diff --git a/src/main/java/net/helenus/mapping/HelenusMappingEntity.java b/src/main/java/net/helenus/mapping/HelenusMappingEntity.java index 6c8bb82..e10be31 100644 --- a/src/main/java/net/helenus/mapping/HelenusMappingEntity.java +++ b/src/main/java/net/helenus/mapping/HelenusMappingEntity.java @@ -132,8 +132,7 @@ public final class HelenusMappingEntity implements HelenusEntity { facetsBuilder.add(new UnboundFacet(primaryKeyProperties)); primaryKeyProperties = null; } - for (ConstraintValidator constraint : - MappingUtil.getValidators(prop.getGetterMethod())) { + for (ConstraintValidator constraint : MappingUtil.getValidators(prop.getGetterMethod())) { if (constraint.getClass().isAssignableFrom(DistinctValidator.class)) { DistinctValidator validator = (DistinctValidator) constraint; String[] values = validator.constraintAnnotation.value(); @@ -149,7 +148,7 @@ public final class HelenusMappingEntity implements HelenusEntity { } } } - facet = new UnboundFacet(props); + facet = new UnboundFacet(props, validator.alone(), validator.combined()); } else { facet = new UnboundFacet(prop); } diff --git a/src/main/java/net/helenus/mapping/MappingUtil.java b/src/main/java/net/helenus/mapping/MappingUtil.java index 4bff364..2461492 100644 --- a/src/main/java/net/helenus/mapping/MappingUtil.java +++ b/src/main/java/net/helenus/mapping/MappingUtil.java @@ -20,7 +20,9 @@ import java.lang.reflect.InvocationTargetException; import java.lang.reflect.Method; import java.util.ArrayList; import java.util.List; +import java.util.Map; import java.util.Optional; +import java.util.stream.Collectors; import javax.validation.Constraint; import javax.validation.ConstraintValidator; import net.helenus.core.Getter; @@ -126,6 +128,12 @@ public final class MappingUtil { return getter.getName(); } + public static HelenusProperty getPropertyForColumn(HelenusEntity entity, String name) { + if (name == null) + return null; + return entity.getOrderedProperties().stream().filter(p -> p.getColumnName().equals(name)).findFirst().orElse(null); + } + public static String getDefaultColumnName(Method getter) { return Helenus.settings().getPropertyToColumnConverter().apply(getPropertyName(getter)); } @@ -320,4 +328,31 @@ public final class MappingUtil { e.initCause(cause); throw e; } + + public static boolean compareMaps(MapExportable me, Map m2) { + Map m1 = me.toMap(); + List matching = m2.entrySet() + .stream() + .filter(e -> !e.getKey().matches("^_.*_(ttl|writeTime)$")) + .filter(e -> { + String k = e.getKey(); + if (m1.containsKey(k)) { + Object o1 = e.getValue(); + Object o2 = m1.get(k); + if (o1 == o2 || o1.equals(o2)) + return true; + } + return false; + }) + .map(e -> e.getKey()) + .collect(Collectors.toList()); + List divergent = m1.entrySet() + .stream() + .filter(e -> !e.getKey().matches("^_.*_(ttl|writeTime)$")) + .filter(e -> !matching.contains(e.getKey())) + .map(e -> e.getKey()) + .collect(Collectors.toList()); + return divergent.size() > 0 ? false : true; + } + } diff --git a/src/main/java/net/helenus/mapping/annotation/Constraints.java b/src/main/java/net/helenus/mapping/annotation/Constraints.java index 5c90d9d..9bbed55 100644 --- a/src/main/java/net/helenus/mapping/annotation/Constraints.java +++ b/src/main/java/net/helenus/mapping/annotation/Constraints.java @@ -234,6 +234,11 @@ public final class Constraints { * @return Java */ String[] value() default ""; + + boolean alone() default true; + + boolean combined() default true; + } /** diff --git a/src/main/java/net/helenus/mapping/validator/DistinctValidator.java b/src/main/java/net/helenus/mapping/validator/DistinctValidator.java index 459ecda..9e4713b 100644 --- a/src/main/java/net/helenus/mapping/validator/DistinctValidator.java +++ b/src/main/java/net/helenus/mapping/validator/DistinctValidator.java @@ -23,9 +23,12 @@ public final class DistinctValidator extends AbstractConstraintValidator implements ConstraintValidator { + private Constraints.Distinct annotation; + @Override public void initialize(Constraints.Distinct constraintAnnotation) { super.initialize(constraintAnnotation); + this.annotation = constraintAnnotation; } @Override @@ -33,4 +36,17 @@ public final class DistinctValidator // TODO(gburd): check that the list contains valid property names. return true; } + + public String[] value() { + return annotation == null ? null : annotation.value(); + } + + public boolean alone() { + return annotation == null ? true : annotation.alone(); + } + + public boolean combined() { + return annotation == null ? true : annotation.combined(); + } + } diff --git a/src/main/java/net/helenus/mapping/value/BeanColumnValueProvider.java b/src/main/java/net/helenus/mapping/value/BeanColumnValueProvider.java index 9c1c44d..2f3f928 100644 --- a/src/main/java/net/helenus/mapping/value/BeanColumnValueProvider.java +++ b/src/main/java/net/helenus/mapping/value/BeanColumnValueProvider.java @@ -25,13 +25,13 @@ public enum BeanColumnValueProvider implements ColumnValueProvider { INSTANCE; @Override - public V getColumnValue( - Object bean, int columnIndexUnused, HelenusProperty property, boolean immutable) { + public V getColumnValue(Object bean, int columnIndexUnused, HelenusProperty property, boolean immutable) { Method getter = property.getGetterMethod(); Object value = null; try { + getter.setAccessible(true); value = getter.invoke(bean, new Object[] {}); } catch (InvocationTargetException e) { if (e.getCause() != null) { diff --git a/src/main/java/net/helenus/mapping/value/RowColumnValueProvider.java b/src/main/java/net/helenus/mapping/value/RowColumnValueProvider.java index 9693d24..dddaf1f 100644 --- a/src/main/java/net/helenus/mapping/value/RowColumnValueProvider.java +++ b/src/main/java/net/helenus/mapping/value/RowColumnValueProvider.java @@ -40,8 +40,7 @@ public final class RowColumnValueProvider implements ColumnValueProvider { } @Override - public V getColumnValue( - Object sourceObj, int columnIndex, HelenusProperty property, boolean immutable) { + public V getColumnValue(Object sourceObj, int columnIndex, HelenusProperty property, boolean immutable) { Row source = (Row) sourceObj; diff --git a/src/main/java/net/helenus/mapping/value/ValueProviderMap.java b/src/main/java/net/helenus/mapping/value/ValueProviderMap.java index 24b60ab..0e3eb3e 100644 --- a/src/main/java/net/helenus/mapping/value/ValueProviderMap.java +++ b/src/main/java/net/helenus/mapping/value/ValueProviderMap.java @@ -16,6 +16,7 @@ package net.helenus.mapping.value; import java.util.Collection; +import java.util.Collections; import java.util.Map; import java.util.Set; import java.util.stream.Collectors; @@ -45,8 +46,7 @@ public final class ValueProviderMap implements Map { methodName)); } - @Override - public Object get(Object key) { + public Object get(Object key, boolean immutable) { if (key instanceof String) { String name = (String) key; HelenusProperty prop = entity.getProperty(name); @@ -57,6 +57,11 @@ public final class ValueProviderMap implements Map { return null; } + @Override + public Object get(Object key) { + return get(key, this.immutable); + } + @Override public Set keySet() { return entity @@ -78,7 +83,7 @@ public final class ValueProviderMap implements Map { @Override public boolean containsKey(Object key) { - if (key instanceof Object) { + if (key instanceof String) { String s = (String) key; return keySet().contains(s); } @@ -149,7 +154,7 @@ public final class ValueProviderMap implements Map { @Override public boolean equals(Object o) { if (this == o) return true; - if (o == null || (!o.getClass().isAssignableFrom(Map.class) && getClass() != o.getClass())) + if (o == null || !(o.getClass().isAssignableFrom(Map.class) || o.getClass().getSimpleName().equals("UnmodifiableMap"))) return false; Map that = (Map) o; diff --git a/src/test/java/net/helenus/test/integration/core/draft/Inventory.java b/src/test/java/net/helenus/test/integration/core/draft/Inventory.java index 0689fcb..4a85184 100644 --- a/src/test/java/net/helenus/test/integration/core/draft/Inventory.java +++ b/src/test/java/net/helenus/test/integration/core/draft/Inventory.java @@ -1,5 +1,6 @@ package net.helenus.test.integration.core.draft; +import java.util.Map; import java.util.UUID; import net.helenus.core.AbstractAuditedEntityDraft; import net.helenus.core.Helenus; @@ -89,5 +90,6 @@ public interface Inventory { mutate(inventory::NORAM, count); return this; } + } } diff --git a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java index 1c535c1..7048950 100644 --- a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java +++ b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java @@ -25,6 +25,7 @@ import net.helenus.core.Helenus; import net.helenus.core.HelenusSession; import net.helenus.core.UnitOfWork; import net.helenus.core.annotation.Cacheable; +import net.helenus.core.reflect.Entity; import net.helenus.mapping.annotation.Constraints; import net.helenus.mapping.annotation.Index; import net.helenus.mapping.annotation.PartitionKey; @@ -36,7 +37,7 @@ import org.junit.Test; @Table @Cacheable -interface Widget { +interface Widget extends Entity { @PartitionKey UUID id(); @@ -48,6 +49,12 @@ interface Widget { String a(); String b(); + + @Constraints.Distinct(alone=false) + String c(); + + @Constraints.Distinct(combined=false) + String d(); } public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { @@ -81,6 +88,8 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .value(widget::name, RandomString.make(20)) .value(widget::a, RandomString.make(10)) .value(widget::b, RandomString.make(10)) + .value(widget::c, RandomString.make(10)) + .value(widget::d, RandomString.make(10)) .sync(); try (UnitOfWork uow = session.begin()) { @@ -127,6 +136,8 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .value(widget::name, RandomString.make(20)) .value(widget::a, RandomString.make(10)) .value(widget::b, RandomString.make(10)) + .value(widget::c, RandomString.make(10)) + .value(widget::d, RandomString.make(10)) .sync(uow1); try (UnitOfWork uow2 = session.begin(uow1)) { @@ -149,6 +160,8 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .value(widget::name, RandomString.make(20)) .value(widget::a, RandomString.make(10)) .value(widget::b, RandomString.make(10)) + .value(widget::c, RandomString.make(10)) + .value(widget::d, RandomString.make(10)) .sync(uow2); uow2.commit() @@ -189,6 +202,8 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .value(widget::name, RandomString.make(20)) .value(widget::a, RandomString.make(10)) .value(widget::b, RandomString.make(10)) + .value(widget::c, RandomString.make(10)) + .value(widget::d, RandomString.make(10)) .sync(uow); // This should read from the database and return a Widget. @@ -225,6 +240,8 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .value(widget::name, RandomString.make(20)) .value(widget::a, RandomString.make(10)) .value(widget::b, RandomString.make(10)) + .value(widget::c, RandomString.make(10)) + .value(widget::d, RandomString.make(10)) .sync(); try (UnitOfWork uow = session.begin()) { @@ -235,13 +252,16 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { Assert.assertEquals(w1, w2); // This should remove the object from the session cache. - w3 = - session.update(w2).set(widget::name, "Bill").where(widget::id, eq(key)).sync(uow); + w3 = session + .update(w2) + .set(widget::name, "Bill") + .where(widget::id, eq(key)) + .sync(uow); - // Fetch from session cache, should have old name. + // Fetch from session cache will cache miss (as it was updated) and trigger a SELECT. w4 = session.select(widget).where(widget::id, eq(key)).single().sync().orElse(null); Assert.assertEquals(w4, w2); - Assert.assertEquals(w4.name(), w1.name()); + Assert.assertEquals(w4.name(), w3.name()); // This should skip the cache. w5 = @@ -253,15 +273,14 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .sync() .orElse(null); - Assert.assertNotEquals(w5, w2); // Not the same instance, - Assert.assertTrue(w2.equals(w5)); // but they have the same values, - Assert.assertFalse(w5.equals(w2)); // regardless of the order when comparing. + Assert.assertTrue(w5.equals(w2)); + Assert.assertTrue(w2.equals(w5)); Assert.assertEquals(w5.name(), "Bill"); uow.commit() .andThen( () -> { - Assert.assertEquals(w1, w2); + Assert.assertEquals(w2, w3); }); } @@ -289,82 +308,166 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .value(widget::name, RandomString.make(20)) .value(widget::a, RandomString.make(10)) .value(widget::b, RandomString.make(10)) + .value(widget::c, RandomString.make(10)) + .value(widget::d, RandomString.make(10)) .sync(); try (UnitOfWork uow = session.begin()) { // This should read from the database and return a Widget. - w2 = - session.select(widget).where(widget::id, eq(key)).single().sync(uow).orElse(null); + w2 = session.select(widget).where(widget::id, eq(key)).single().sync(uow).orElse(null); // This should remove the object from the cache. - session.delete(widget).where(widget::id, eq(key)).sync(uow); + session.delete(widget).where(widget::id, eq(key)) + .sync(uow); // This should fail to read from the cache. - w3 = - session.select(widget).where(widget::id, eq(key)).single().sync(uow).orElse(null); + w3 = session.select(widget).where(widget::id, eq(key)).single().sync(uow).orElse(null); - Assert.assertEquals(w3, null); + Assert.assertEquals(null, w3); uow.commit() .andThen( () -> { Assert.assertEquals(w1, w2); - Assert.assertEquals(w3, null); + Assert.assertEquals(null, w3); }); } w4 = session .select(widget) - .where(widget::name, eq(w1.name())) + .where(widget::id, eq(key)) .single() .sync() .orElse(null); - Assert.assertEquals(w4, null); + Assert.assertEquals(null, w4); } - /* - @Test - public void testInsertNoOp() throws Exception { - Widget w1, w2; - UUID key = UUIDs.timeBased(); + @Test + public void testBatchingUpdatesAndInserts() throws Exception { + Widget w1, w2, w3, w4, w5; + Long committedAt = 0L; + UUID key = UUIDs.timeBased(); + + try (UnitOfWork uow = session.begin()) { + w1 = session.upsert(widget) + .value(widget::id, key) + .value(widget::name, RandomString.make(20)) + .value(widget::a, RandomString.make(10)) + .value(widget::b, RandomString.make(10)) + .value(widget::c, RandomString.make(10)) + .value(widget::d, RandomString.make(10)) + .batch(uow); + Assert.assertTrue(0L == w1.writtenAt(widget::name)); + Assert.assertTrue(0 == w1.ttlOf(widget::name)); + w2 = session.update(w1) + .set(widget::name, RandomString.make(10)) + .where(widget::id, eq(key)) + .usingTtl(30) + .batch(uow); + Assert.assertEquals(w1, w2); + Assert.assertTrue(0L == w2.writtenAt(widget::name)); + Assert.assertTrue(30 == w1.ttlOf(widget::name)); + w3 = session.select(Widget.class) + .where(widget::id, eq(key)) + .single() + .sync(uow) + .orElse(null); + Assert.assertEquals(w2, w3); + Assert.assertTrue(0L == w3.writtenAt(widget::name)); + Assert.assertTrue(30 <= w3.ttlOf(widget::name)); + uow.commit(); + committedAt = uow.committedAt(); + } + w4 = session.select(Widget.class) + .where(widget::id, eq(key)) + .single() + .sync() + .orElse(null); + Assert.assertEquals(w3, w4); + Assert.assertTrue(w4.writtenAt(widget::name) == committedAt); + int ttl4 = w4.ttlOf(widget::name); + Assert.assertTrue(ttl4 <= 30); + w5 = session.select(Widget.class) + .where(widget::id, eq(key)) + .uncached() + .single() + .sync() + .orElse(null); + Assert.assertTrue(w4.equals(w5)); + Assert.assertTrue(w5.writtenAt(widget::name) == committedAt); + int ttl5 = w5.ttlOf(widget::name); + Assert.assertTrue(ttl5 <= 30); + } + + @Test + public void testInsertNoOp() throws Exception { + Widget w1, w2; + UUID key1 = UUIDs.timeBased(); + + try (UnitOfWork uow = session.begin()) { + // This should inserted Widget, but not cache it. + w1 = session.insert(widget) + .value(widget::id, key1) + .value(widget::name, RandomString.make(20)) + .sync(uow); + w2 = session.upsert(w1) + .value(widget::a, RandomString.make(10)) + .value(widget::b, RandomString.make(10)) + .value(widget::c, RandomString.make(10)) + .value(widget::d, RandomString.make(10)) + .sync(uow); + uow.commit(); + } + //TODO(gburd): Assert.assertEquals(w1, w2); + } + + @Test public void testSelectAfterInsertProperlyCachesEntity() throws + Exception { Widget w1, w2, w3, w4; UUID key = UUIDs.timeBased(); + + try (UnitOfWork uow = session.begin()) { + // This should cache the inserted Widget. + w1 = session.insert(widget) + .value(widget::id, key) + .value(widget::name, RandomString.make(20)) + .value(widget::a, RandomString.make(10)) + .value(widget::b, RandomString.make(10)) + .value(widget::c, RandomString.make(10)) + .value(widget::d, RandomString.make(10)) + .sync(uow); + + // This should read from the cache and get the same instance of a Widget. + w2 = session.select(widget) + .where(widget::id, eq(key)) + .single() + .sync(uow) + .orElse(null); + + uow.commit() .andThen(() -> { Assert.assertEquals(w1, w2); }); } + + // This should read the widget from the session cache and maintain object identity. + w3 = session.select(widget) + .where(widget::id, eq(key)) + .single() + .sync() + .orElse(null); + + Assert.assertEquals(w1, w3); + + // This should read the widget from the database, no object identity but + // values should match. + w4 = session.select(widget) + .where(widget::id,eq(key)) + .uncached() + .single() + .sync() + .orElse(null); + + Assert.assertFalse(w1 == w4); + Assert.assertTrue(w1.equals(w4)); + Assert.assertTrue(w4.equals(w1)); + } - try (UnitOfWork uow = session.begin()) { - // This should inserted Widget, but not cache it. - w1 = session.insert(widget).value(widget::id, key).value(widget::name, RandomString.make(20)).sync(uow); - w2 = session.insert(w1).value(widget::id, key).sync(uow); - } - Assert.assertEquals(w1, w2); - } - */ - /* - * @Test public void testSelectAfterInsertProperlyCachesEntity() throws - * Exception { Widget w1, w2, w3, w4; UUID key = UUIDs.timeBased(); - * - * try (UnitOfWork uow = session.begin()) { - * - * // This should cache the inserted Widget. w1 = session.insert(widget) - * .value(widget::id, key) .value(widget::name, RandomString.make(20)) - * .sync(uow); - * - * // This should read from the cache and get the same instance of a Widget. w2 - * = session.select(widget) .where(widget::id, eq(key)) .single() - * .sync(uow) .orElse(null); - * - * uow.commit() .andThen(() -> { Assert.assertEquals(w1, w2); }); } - * - * // This should read the widget from the session cache and maintain object - * identity. w3 = session.select(widget) .where(widget::id, eq(key)) - * .single() .sync() .orElse(null); - * - * Assert.assertEquals(w1, w3); - * - * // This should read the widget from the database, no object identity but - * values should match. w4 = session.select(widget) .where(widget::id, - * eq(key)) .uncached() .single() .sync() .orElse(null); - * - * Assert.assertNotEquals(w1, w4); Assert.assertTrue(w1.equals(w4)); } - */ } diff --git a/src/test/java/net/helenus/test/unit/core/dsl/Account.java b/src/test/java/net/helenus/test/unit/core/dsl/Account.java index 626363f..fba9920 100644 --- a/src/test/java/net/helenus/test/unit/core/dsl/Account.java +++ b/src/test/java/net/helenus/test/unit/core/dsl/Account.java @@ -55,5 +55,6 @@ public interface Account { public Map toMap() { return null; } + } } From a198989a76cb8078ebc0f8cc5493991467391c6b Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Tue, 7 Nov 2017 23:01:43 -0500 Subject: [PATCH 07/55] Cleanup. --- .../net/helenus/core/cache/CacheUtil.java | 23 ++++++++++++------- .../operation/AbstractOptionalOperation.java | 2 +- .../operation/AbstractStreamOperation.java | 2 +- .../core/operation/SelectOperation.java | 20 ++++++++-------- .../helenus/mapping/HelenusMappingEntity.java | 5 ++-- .../java/net/helenus/mapping/MappingUtil.java | 9 ++++++++ .../core/unitofwork/UnitOfWorkTest.java | 3 ++- 7 files changed, 39 insertions(+), 25 deletions(-) diff --git a/src/main/java/net/helenus/core/cache/CacheUtil.java b/src/main/java/net/helenus/core/cache/CacheUtil.java index 1efafa2..78ae064 100644 --- a/src/main/java/net/helenus/core/cache/CacheUtil.java +++ b/src/main/java/net/helenus/core/cache/CacheUtil.java @@ -51,20 +51,27 @@ public class CacheUtil { }) .collect(Collectors.toList())); // TODO(gburd): rework so as to not generate the combinations at all rather than filter + facets = facets.stream() + .filter(f -> !f.fixed()) + .filter(f -> !f.alone() || !f.combined()) + .collect(Collectors.toList()); for (Facet facet : facets) { - if (facet.fixed()) continue; - if (facet.alone() && facet.combined() && true) continue; combinations = combinations .stream() .filter(combo -> { - for (String c : combo) { - // When used alone, this facet is not distinct so don't use it as a key. - if (facet.alone() == false && c.equals(facet.name())) { + // When used alone, this facet is not distinct so don't use it as a key. + if (combo.length == 1) { + if (!facet.alone() && combo[0].startsWith(facet.name() + "==")) { return false; } - // Don't use this facet in combination with others to create keys. - if (facet.combined() == false && c.split("==")[0].equals(facet.name())) { - return false; + } else { + if (!facet.combined()) { + for (String c : combo) { + // Don't use this facet in combination with others to create keys. + if (c.startsWith(facet.name() + "==")) { + return false; + } + } } } return true; diff --git a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java index c013d20..def7fff 100644 --- a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java @@ -91,7 +91,7 @@ public abstract class AbstractOptionalOperation extends AbstractFilterStreamOperation extends AbstractFilterStreamOperation this.props.add(p)); this.isCacheable = entity.isCacheable(); - this.implmentsEntityType = entity.getMappingInterface().getClass().isAssignableFrom(Entity.class); + this.implementsEntityType = MappingUtil.extendsInterface(entity.getMappingInterface(), Entity.class); } public SelectOperation( @@ -112,7 +112,7 @@ public final class SelectOperation extends AbstractFilterStreamOperation this.props.add(p)); this.isCacheable = entity.isCacheable(); - this.implmentsEntityType = entity.getMappingInterface().getClass().isAssignableFrom(Entity.class); + this.implementsEntityType = MappingUtil.extendsInterface(entity.getMappingInterface(), Entity.class); } public SelectOperation(AbstractSessionOperations sessionOperations, Function rowMapper, @@ -125,7 +125,7 @@ public final class SelectOperation extends AbstractFilterStreamOperation extends AbstractFilterStreamOperation clazz, Class iface) { + Class[] interfaces = clazz.getInterfaces(); + for (Class i : interfaces) { + if (i == iface) + return true; + } + return false; + } + private static void rethrow(Throwable cause) throws CloneNotSupportedException { if (cause instanceof RuntimeException) { throw (RuntimeException) cause; diff --git a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java index 7048950..8f24484 100644 --- a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java +++ b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java @@ -381,8 +381,9 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { uow.commit(); committedAt = uow.committedAt(); } + // 'c' is distinct, but not on it's own so this should miss cache w4 = session.select(Widget.class) - .where(widget::id, eq(key)) + .where(widget::c, eq(w3.c())) .single() .sync() .orElse(null); From 5570a97dff0f1fcb9cb7a8f8322fa2b7e8a48f50 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Wed, 8 Nov 2017 13:50:39 -0500 Subject: [PATCH 08/55] Improved support for batched statements. --- .../net/helenus/core/AbstractUnitOfWork.java | 35 +++--- .../java/net/helenus/core/UnitOfWork.java | 4 +- .../net/helenus/core/cache/CacheUtil.java | 11 +- .../operation/AbstractOptionalOperation.java | 17 ++- .../operation/AbstractStatementOperation.java | 5 - .../operation/AbstractStreamOperation.java | 29 ++--- .../core/operation/BatchOperation.java | 108 ++++++++++++++++++ .../core/operation/InsertOperation.java | 22 ++-- .../net/helenus/core/operation/Operation.java | 6 +- .../core/operation/SelectOperation.java | 11 +- .../core/operation/UpdateOperation.java | 15 ++- .../core/reflect/MapperInvocationHandler.java | 8 +- .../java/net/helenus/mapping/MappingUtil.java | 9 -- .../core/unitofwork/UnitOfWorkTest.java | 36 ++++-- 14 files changed, 228 insertions(+), 88 deletions(-) create mode 100644 src/main/java/net/helenus/core/operation/BatchOperation.java diff --git a/src/main/java/net/helenus/core/AbstractUnitOfWork.java b/src/main/java/net/helenus/core/AbstractUnitOfWork.java index d728f88..af4cf65 100644 --- a/src/main/java/net/helenus/core/AbstractUnitOfWork.java +++ b/src/main/java/net/helenus/core/AbstractUnitOfWork.java @@ -18,6 +18,7 @@ package net.helenus.core; import static net.helenus.core.HelenusSession.deleted; import com.datastax.driver.core.BatchStatement; +import com.datastax.driver.core.ResultSet; import com.diffplug.common.base.Errors; import com.google.common.base.Stopwatch; import com.google.common.collect.HashBasedTable; @@ -25,10 +26,12 @@ import com.google.common.collect.Table; import com.google.common.collect.TreeTraverser; import java.util.*; import java.util.concurrent.TimeUnit; +import java.util.concurrent.TimeoutException; import java.util.stream.Collectors; import net.helenus.core.cache.CacheUtil; import net.helenus.core.cache.Facet; import net.helenus.core.operation.AbstractOperation; +import net.helenus.core.operation.BatchOperation; import net.helenus.support.Either; import org.slf4j.Logger; import org.slf4j.LoggerFactory; @@ -56,7 +59,7 @@ public abstract class AbstractUnitOfWork private boolean aborted = false; private boolean committed = false; private long committedAt = 0L; - private List> operations = new ArrayList>(); + private BatchOperation batch; protected AbstractUnitOfWork(HelenusSession session, AbstractUnitOfWork parent) { Objects.requireNonNull(session, "containing session cannot be null"); @@ -269,7 +272,10 @@ public abstract class AbstractUnitOfWork } public void batch(AbstractOperation s) { - operations.add(s); + if (batch == null) { + batch = new BatchOperation(session); + } + batch.add(s); } private Iterator> getChildNodes() { @@ -282,17 +288,11 @@ public abstract class AbstractUnitOfWork * @return a function from which to chain work that only happens when commit is successful * @throws E when the work overlaps with other concurrent writers. */ - public PostCommitFunction commit() throws E { + public PostCommitFunction commit() throws E, TimeoutException { - if (operations != null && operations.size() > 0) { - if (parent == null) { - BatchStatement batch = new BatchStatement(); - batch.addAll(operations.stream().map(o -> o.buildStatement(false)).collect(Collectors.toList())); - batch.setConsistencyLevel(session.getDefaultConsistencyLevel()); - session.getSession().execute(batch); - } else { - parent.operations.addAll(operations); - } + if (batch != null) { + committedAt = batch.sync(this); + //TODO(gburd) update cache with writeTime... } // All nested UnitOfWork should be committed (not aborted) before calls to @@ -337,6 +337,7 @@ public abstract class AbstractUnitOfWork // Merge cache and statistics into parent if there is one. parent.mergeCache(cache); + parent.addBatched(batch); if (purpose != null) { parent.nestedPurposes.add(purpose); } @@ -362,7 +363,15 @@ public abstract class AbstractUnitOfWork return new PostCommitFunction(this, postCommit); } - /* Explicitly discard the work and mark it as as such in the log. */ + private void addBatched(BatchOperation batch) { + if (this.batch == null) { + this.batch = batch; + } else { + this.batch.addAll(batch); + } + } + + /* Explicitly discard the work and mark it as as such in the log. */ public synchronized void abort() { TreeTraverser> traverser = TreeTraverser.using(node -> node::getChildNodes); diff --git a/src/main/java/net/helenus/core/UnitOfWork.java b/src/main/java/net/helenus/core/UnitOfWork.java index 007613a..1c66a60 100644 --- a/src/main/java/net/helenus/core/UnitOfWork.java +++ b/src/main/java/net/helenus/core/UnitOfWork.java @@ -19,6 +19,8 @@ import com.datastax.driver.core.Statement; import com.google.common.base.Stopwatch; import java.util.List; import java.util.Optional; +import java.util.concurrent.TimeoutException; + import net.helenus.core.cache.Facet; import net.helenus.core.operation.AbstractOperation; @@ -40,7 +42,7 @@ public interface UnitOfWork extends AutoCloseable { * @return a function from which to chain work that only happens when commit is successful * @throws X when the work overlaps with other concurrent writers. */ - PostCommitFunction commit() throws X; + PostCommitFunction commit() throws X, TimeoutException; /** * Explicitly abort the work within this unit of work. Any nested aborted unit of work will diff --git a/src/main/java/net/helenus/core/cache/CacheUtil.java b/src/main/java/net/helenus/core/cache/CacheUtil.java index 78ae064..a51b34d 100644 --- a/src/main/java/net/helenus/core/cache/CacheUtil.java +++ b/src/main/java/net/helenus/core/cache/CacheUtil.java @@ -81,6 +81,13 @@ public class CacheUtil { return combinations; } + /** + * Merge changed values in the map behind `from` into `to`. + * + * @param to + * @param from + * @return + */ public static Object merge(Object to, Object from) { if (to == from) { return to; @@ -112,7 +119,5 @@ public class CacheUtil { return "_" + propertyName + "_writeTime"; } - public static String ttlKey(String propertyName) { - return "_" + propertyName + "_ttl"; - } + public static String ttlKey(String propertyName) { return "_" + propertyName + "_ttl"; } } diff --git a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java index def7fff..dcd168e 100644 --- a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java @@ -33,6 +33,7 @@ import net.helenus.core.AbstractSessionOperations; import net.helenus.core.UnitOfWork; import net.helenus.core.cache.CacheUtil; import net.helenus.core.cache.Facet; +import net.helenus.support.Fun; public abstract class AbstractOptionalOperation> extends AbstractStatementOperation { @@ -98,9 +99,12 @@ public abstract class AbstractOptionalOperation facets = getFacets(); - if (facets != null && facets.size() > 1) { - sessionOps.updateCache(result.get(), facets); + E r = result.get(); + if (!(r instanceof Fun)) { + List facets = getFacets(); + if (facets != null && facets.size() > 1) { + sessionOps.updateCache(r, facets); + } } } return result; @@ -186,8 +190,11 @@ public abstract class AbstractOptionalOperation> extends Operation { - - protected boolean showValues = true; - protected TraceContext traceContext; - long queryExecutionTimeout = 10; - TimeUnit queryTimeoutUnits = TimeUnit.SECONDS; private boolean ignoreCache = false; private ConsistencyLevel consistencyLevel; private ConsistencyLevel serialConsistencyLevel; diff --git a/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java b/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java index b246937..fb59dd4 100644 --- a/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java @@ -34,6 +34,7 @@ import net.helenus.core.AbstractSessionOperations; import net.helenus.core.UnitOfWork; import net.helenus.core.cache.CacheUtil; import net.helenus.core.cache.Facet; +import net.helenus.support.Fun; public abstract class AbstractStreamOperation> extends AbstractStatementOperation { @@ -104,7 +105,9 @@ public abstract class AbstractStreamOperation again = new ArrayList<>(); resultStream.forEach( result -> { - sessionOps.updateCache(result, facets); + if (!(result instanceof Fun)) { + sessionOps.updateCache(result, facets); + } again.add(result); }); resultStream = again.stream(); @@ -184,18 +187,18 @@ public abstract class AbstractStreamOperation again = new ArrayList<>(); - List facets = getFacets(); - resultStream.forEach( - result -> { - if (result != deleted) { - if (updateCache) { - cacheUpdate(uow, result, facets); - } - again.add(result); - } - }); - resultStream = again.stream(); + if (updateCache) { + List again = new ArrayList<>(); + List facets = getFacets(); + resultStream.forEach( + result -> { + if (result != deleted && !(result instanceof Fun)) { + cacheUpdate(uow, result, facets); + } + again.add(result); + }); + resultStream = again.stream(); + } } return resultStream; diff --git a/src/main/java/net/helenus/core/operation/BatchOperation.java b/src/main/java/net/helenus/core/operation/BatchOperation.java new file mode 100644 index 0000000..e58eeb3 --- /dev/null +++ b/src/main/java/net/helenus/core/operation/BatchOperation.java @@ -0,0 +1,108 @@ +/* + * Copyright (C) 2015 The Helenus Authors + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package net.helenus.core.operation; + +import com.codahale.metrics.Timer; +import com.datastax.driver.core.BatchStatement; +import com.datastax.driver.core.ResultSet; +import com.datastax.driver.core.querybuilder.BuiltStatement; +import net.helenus.core.AbstractSessionOperations; +import net.helenus.core.UnitOfWork; +import net.helenus.support.HelenusException; + +import java.util.ArrayList; +import java.util.List; +import java.util.concurrent.TimeoutException; +import java.util.stream.Collectors; + +public class BatchOperation extends Operation { + private BatchStatement batch = null; + private List> operations = new ArrayList>(); + private boolean logged = false; + private long timestamp = 0L; + + public BatchOperation(AbstractSessionOperations sessionOperations) { + super(sessionOperations); + } + + public void add(AbstractOperation operation) { + operations.add(operation); + } + + @Override + public BatchStatement buildStatement(boolean cached) { + batch = new BatchStatement(); + batch.addAll(operations.stream().map(o -> o.buildStatement(cached)).collect(Collectors.toList())); + batch.setConsistencyLevel(sessionOps.getDefaultConsistencyLevel()); + timestamp = batch.getDefaultTimestamp(); + return batch; + } + + public BatchOperation logged() { + logged = true; + return this; + } + + public BatchOperation setLogged(boolean logStatements) { + logged = logStatements; + return this; + } + + public Long sync() throws TimeoutException { + if (operations.size() == 0) return 0L; + final Timer.Context context = requestLatency.time(); + try { + ResultSet resultSet = this.execute(sessionOps, null, traceContext, queryExecutionTimeout, queryTimeoutUnits, showValues, false); + if (!resultSet.wasApplied()) { + throw new HelenusException("Failed to apply batch."); + } + } finally { + context.stop(); + } + return timestamp; + } + + public Long sync(UnitOfWork uow) throws TimeoutException { + if (operations.size() == 0) return 0L; + if (uow == null) + return sync(); + + final Timer.Context context = requestLatency.time(); + try { + ResultSet resultSet = this.execute(sessionOps, uow, traceContext, queryExecutionTimeout, queryTimeoutUnits, showValues, false); + if (!resultSet.wasApplied()) { + throw new HelenusException("Failed to apply batch."); + } + } finally { + context.stop(); + } + return timestamp; + } + + public void addAll(BatchOperation batch) { + batch.operations.forEach(o -> this.operations.add(o)); + } + + public String toString() { + StringBuilder s = new StringBuilder(); + s.append("BEGIN "); + if (!logged) { s.append("UN"); } + s.append("LOGGED BATCH; "); + s.append(operations.stream().map(o -> Operation.queryString(o.buildStatement(false), showValues)).collect(Collectors.joining("; "))); + s.append(" APPLY BATCH;"); + return s.toString(); + } +} diff --git a/src/main/java/net/helenus/core/operation/InsertOperation.java b/src/main/java/net/helenus/core/operation/InsertOperation.java index f534944..0628c97 100644 --- a/src/main/java/net/helenus/core/operation/InsertOperation.java +++ b/src/main/java/net/helenus/core/operation/InsertOperation.java @@ -56,6 +56,7 @@ public final class InsertOperation extends AbstractOperation extends AbstractOperation extends AbstractOperation> converter = - prop.getReadConverter(sessionOps.getSessionRepository()); + Optional> converter = prop.getReadConverter(sessionOps.getSessionRepository()); if (converter.isPresent()) { backingMap.put(key, converter.get().apply(backingMap.get(key))); } @@ -200,8 +201,7 @@ public final class InsertOperation extends AbstractOperation propType = prop.getJavaType(); @@ -250,7 +250,7 @@ public final class InsertOperation extends AbstractOperation propertyNames = values.stream() .map(t -> t._1.getProperty()) .filter(prop -> { @@ -262,15 +262,15 @@ public final class InsertOperation extends AbstractOperation prop.getColumnName().toCql(true)) + .map(prop -> prop.getColumnName().toCql(false)) .collect(Collectors.toList()); if (propertyNames.size() > 0) { if (ttl != null) { propertyNames.forEach(name -> pojo.put(CacheUtil.ttlKey(name), ttl)); } - if (timestamp != null) { - propertyNames.forEach(name -> pojo.put(CacheUtil.writeTimeKey(name), timestamp)); + if (writeTime != 0L) { + propertyNames.forEach(name -> pojo.put(CacheUtil.writeTimeKey(name), writeTime)); } } } @@ -280,8 +280,8 @@ public final class InsertOperation extends AbstractOperation extends AbstractOperation iface = entity.getMappingInterface(); if (resultType == iface) { + adjustTtlAndWriteTime((MapExportable)result); cacheUpdate(uow, result, bindFacetValues()); - adjustTtlAndWriteTime((MapExportable)pojo); } else { if (entity.isCacheable()) { sessionOps.cacheEvict(bindFacetValues()); @@ -321,8 +321,8 @@ public final class InsertOperation extends AbstractOperation iface = this.entity.getMappingInterface(); if (resultType == iface) { - cacheUpdate(uow, pojo, bindFacetValues()); adjustTtlAndWriteTime((MapExportable)pojo); + cacheUpdate(uow, pojo, bindFacetValues()); uow.batch(this); return (T) pojo; } diff --git a/src/main/java/net/helenus/core/operation/Operation.java b/src/main/java/net/helenus/core/operation/Operation.java index 993ab8f..e25489b 100644 --- a/src/main/java/net/helenus/core/operation/Operation.java +++ b/src/main/java/net/helenus/core/operation/Operation.java @@ -42,6 +42,10 @@ public abstract class Operation { private static final Logger LOG = LoggerFactory.getLogger(Operation.class); protected final AbstractSessionOperations sessionOps; + protected boolean showValues = true; + protected TraceContext traceContext; + protected long queryExecutionTimeout = 10; + protected TimeUnit queryTimeoutUnits = TimeUnit.SECONDS; protected final Meter uowCacheHits; protected final Meter uowCacheMiss; protected final Meter sessionCacheHits; @@ -177,7 +181,7 @@ public abstract class Operation { timerString = String.format(" %s ", timer.toString()); } LOG.info( - String.format("%s%s%s", uowString, timerString, Operation.queryString(statement, false))); + String.format("%s%s%s", uowString, timerString, Operation.queryString(statement, showValues))); } } diff --git a/src/main/java/net/helenus/core/operation/SelectOperation.java b/src/main/java/net/helenus/core/operation/SelectOperation.java index 3ab84e8..15ea583 100644 --- a/src/main/java/net/helenus/core/operation/SelectOperation.java +++ b/src/main/java/net/helenus/core/operation/SelectOperation.java @@ -94,13 +94,10 @@ public final class SelectOperation extends AbstractFilterStreamOperation this.props.add(p)); this.isCacheable = entity.isCacheable(); - this.implementsEntityType = MappingUtil.extendsInterface(entity.getMappingInterface(), Entity.class); + this.implementsEntityType = Entity.class.isAssignableFrom(entity.getMappingInterface()); } - public SelectOperation( - AbstractSessionOperations sessionOperations, - HelenusEntity entity, - Function rowMapper) { + public SelectOperation(AbstractSessionOperations sessionOperations, HelenusEntity entity, Function rowMapper) { super(sessionOperations); this.rowMapper = rowMapper; @@ -112,7 +109,7 @@ public final class SelectOperation extends AbstractFilterStreamOperation this.props.add(p)); this.isCacheable = entity.isCacheable(); - this.implementsEntityType = MappingUtil.extendsInterface(entity.getMappingInterface(), Entity.class); + this.implementsEntityType = Entity.class.isAssignableFrom(entity.getMappingInterface()); } public SelectOperation(AbstractSessionOperations sessionOperations, Function rowMapper, @@ -125,7 +122,7 @@ public final class SelectOperation extends AbstractFilterStreamOperation extends AbstractFilterOperation extends AbstractFilterOperation extends AbstractFilterOperation names = new ArrayList(assignments.size()); for (BoundFacet facet : assignments.values()) { for (HelenusProperty prop : facet.getProperties()) { - names.add(prop.getColumnName().toCql(true)); + names.add(prop.getColumnName().toCql(false)); } } @@ -772,8 +774,8 @@ public final class UpdateOperation extends AbstractFilterOperation pojo.put(CacheUtil.ttlKey(name), ttl)); } - if (timestamp != null) { - names.forEach(name -> pojo.put(CacheUtil.writeTimeKey(name), timestamp)); + if (writeTime != 0L) { + names.forEach(name -> pojo.put(CacheUtil.writeTimeKey(name), writeTime)); } } } @@ -803,8 +805,11 @@ public final class UpdateOperation extends AbstractFilterOperation implements InvocationHandler, Serializab key = CacheUtil.writeTimeKey((String)args[0]); } else if (args[0] instanceof Getter) { Getter getter = (Getter)args[0]; - key = CacheUtil.writeTimeKey(MappingUtil.resolveMappingProperty(getter).getProperty().getPropertyName()); + key = CacheUtil.writeTimeKey(MappingUtil.resolveMappingProperty(getter).getProperty().getColumnName().toCql(false)); } else { return 0L; } - long[] v = (long[])src.get(key); + Long v = (Long)src.get(key); if (v != null) { - return v[0]; + return v; } return 0L; } @@ -139,7 +139,7 @@ public class MapperInvocationHandler implements InvocationHandler, Serializab key = CacheUtil.ttlKey((String)args[0]); } else if (args[0] instanceof Getter) { Getter getter = (Getter)args[0]; - key = CacheUtil.ttlKey(MappingUtil.resolveMappingProperty(getter).getProperty().getColumnName().toCql(true)); + key = CacheUtil.ttlKey(MappingUtil.resolveMappingProperty(getter).getProperty().getColumnName().toCql(false)); } else { return 0; } diff --git a/src/main/java/net/helenus/mapping/MappingUtil.java b/src/main/java/net/helenus/mapping/MappingUtil.java index 03cc8d5..2461492 100644 --- a/src/main/java/net/helenus/mapping/MappingUtil.java +++ b/src/main/java/net/helenus/mapping/MappingUtil.java @@ -314,15 +314,6 @@ public final class MappingUtil { } } - public static boolean extendsInterface(Class clazz, Class iface) { - Class[] interfaces = clazz.getInterfaces(); - for (Class i : interfaces) { - if (i == iface) - return true; - } - return false; - } - private static void rethrow(Throwable cause) throws CloneNotSupportedException { if (cause instanceof RuntimeException) { throw (RuntimeException) cause; diff --git a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java index 8f24484..c33ec5a 100644 --- a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java +++ b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java @@ -347,19 +347,19 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { @Test public void testBatchingUpdatesAndInserts() throws Exception { - Widget w1, w2, w3, w4, w5; + Widget w1, w2, w3, w4, w5, w6; Long committedAt = 0L; UUID key = UUIDs.timeBased(); try (UnitOfWork uow = session.begin()) { - w1 = session.upsert(widget) - .value(widget::id, key) - .value(widget::name, RandomString.make(20)) - .value(widget::a, RandomString.make(10)) - .value(widget::b, RandomString.make(10)) - .value(widget::c, RandomString.make(10)) - .value(widget::d, RandomString.make(10)) - .batch(uow); + w1 = session.upsert(widget) + .value(widget::id, key) + .value(widget::name, RandomString.make(20)) + .value(widget::a, RandomString.make(10)) + .value(widget::b, RandomString.make(10)) + .value(widget::c, RandomString.make(10)) + .value(widget::d, RandomString.make(10)) + .batch(uow); Assert.assertTrue(0L == w1.writtenAt(widget::name)); Assert.assertTrue(0 == w1.ttlOf(widget::name)); w2 = session.update(w1) @@ -378,7 +378,17 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { Assert.assertEquals(w2, w3); Assert.assertTrue(0L == w3.writtenAt(widget::name)); Assert.assertTrue(30 <= w3.ttlOf(widget::name)); - uow.commit(); + + w6 = session.upsert(widget) + .value(widget::id, UUIDs.timeBased()) + .value(widget::name, RandomString.make(20)) + .value(widget::a, RandomString.make(10)) + .value(widget::b, RandomString.make(10)) + .value(widget::c, RandomString.make(10)) + .value(widget::d, RandomString.make(10)) + .batch(uow); + + uow.commit(); committedAt = uow.committedAt(); } // 'c' is distinct, but not on it's own so this should miss cache @@ -401,6 +411,7 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { Assert.assertTrue(w5.writtenAt(widget::name) == committedAt); int ttl5 = w5.ttlOf(widget::name); Assert.assertTrue(ttl5 <= 30); + Assert.assertTrue(w4.writtenAt(widget::name) == w6.writtenAt(widget::name)); } @Test @@ -414,6 +425,7 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .value(widget::id, key1) .value(widget::name, RandomString.make(20)) .sync(uow); + /* w2 = session.upsert(w1) .value(widget::a, RandomString.make(10)) .value(widget::b, RandomString.make(10)) @@ -421,8 +433,10 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .value(widget::d, RandomString.make(10)) .sync(uow); uow.commit(); + */ + uow.abort(); } - //TODO(gburd): Assert.assertEquals(w1, w2); + //Assert.assertEquals(w1, w2); } @Test public void testSelectAfterInsertProperlyCachesEntity() throws From 41e5d8c1e56892e4f0a7dbcfa6da0c22400ba966 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Wed, 8 Nov 2017 15:40:56 -0500 Subject: [PATCH 09/55] wip: working on batch update times. --- .../java/net/helenus/core/HelenusSession.java | 4 +- .../operation/AbstractOptionalOperation.java | 2 +- .../core/operation/BatchOperation.java | 15 +- .../core/operation/InsertOperation.java | 143 +++++++++--------- .../net/helenus/core/operation/Operation.java | 2 +- .../core/operation/UpdateOperation.java | 1 - .../core/unitofwork/UnitOfWorkTest.java | 15 +- 7 files changed, 100 insertions(+), 82 deletions(-) diff --git a/src/main/java/net/helenus/core/HelenusSession.java b/src/main/java/net/helenus/core/HelenusSession.java index 1885d8e..c3e212f 100644 --- a/src/main/java/net/helenus/core/HelenusSession.java +++ b/src/main/java/net/helenus/core/HelenusSession.java @@ -693,7 +693,7 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab } catch (HelenusMappingException e) { } if (entity != null) { - return new InsertOperation(this, entity.getMappingInterface(), true); + return new InsertOperation(this, entity, entity.getMappingInterface(), true); } else { return this.insert(pojo, null); } @@ -733,7 +733,7 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab } catch (HelenusMappingException e) { } if (entity != null) { - return new InsertOperation(this, entity.getMappingInterface(), false); + return new InsertOperation(this, entity, entity.getMappingInterface(), false); } else { return this.upsert(pojo, null); } diff --git a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java index dcd168e..8afed96 100644 --- a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java @@ -134,7 +134,7 @@ public abstract class AbstractOptionalOperation { private BatchStatement batch = null; private List> operations = new ArrayList>(); - private boolean logged = false; + private boolean logged = true; private long timestamp = 0L; public BatchOperation(AbstractSessionOperations sessionOperations) { @@ -47,7 +47,8 @@ public class BatchOperation extends Operation { batch = new BatchStatement(); batch.addAll(operations.stream().map(o -> o.buildStatement(cached)).collect(Collectors.toList())); batch.setConsistencyLevel(sessionOps.getDefaultConsistencyLevel()); - timestamp = batch.getDefaultTimestamp(); + timestamp = System.nanoTime(); + batch.setDefaultTimestamp(timestamp); return batch; } @@ -65,6 +66,8 @@ public class BatchOperation extends Operation { if (operations.size() == 0) return 0L; final Timer.Context context = requestLatency.time(); try { + timestamp = System.nanoTime(); + batch.setDefaultTimestamp(timestamp); ResultSet resultSet = this.execute(sessionOps, null, traceContext, queryExecutionTimeout, queryTimeoutUnits, showValues, false); if (!resultSet.wasApplied()) { throw new HelenusException("Failed to apply batch."); @@ -81,14 +84,18 @@ public class BatchOperation extends Operation { return sync(); final Timer.Context context = requestLatency.time(); + final Stopwatch timer = Stopwatch.createStarted(); try { + uow.recordCacheAndDatabaseOperationCount(0, 1); ResultSet resultSet = this.execute(sessionOps, uow, traceContext, queryExecutionTimeout, queryTimeoutUnits, showValues, false); if (!resultSet.wasApplied()) { throw new HelenusException("Failed to apply batch."); } } finally { context.stop(); + timer.stop(); } + uow.addDatabaseTime("Cassandra", timer); return timestamp; } @@ -101,7 +108,7 @@ public class BatchOperation extends Operation { s.append("BEGIN "); if (!logged) { s.append("UN"); } s.append("LOGGED BATCH; "); - s.append(operations.stream().map(o -> Operation.queryString(o.buildStatement(false), showValues)).collect(Collectors.joining("; "))); + s.append(operations.stream().map(o -> Operation.queryString(o.buildStatement(false), showValues)).collect(Collectors.joining(" "))); s.append(" APPLY BATCH;"); return s.toString(); } diff --git a/src/main/java/net/helenus/core/operation/InsertOperation.java b/src/main/java/net/helenus/core/operation/InsertOperation.java index 0628c97..8764816 100644 --- a/src/main/java/net/helenus/core/operation/InsertOperation.java +++ b/src/main/java/net/helenus/core/operation/InsertOperation.java @@ -19,11 +19,6 @@ import com.datastax.driver.core.ResultSet; import com.datastax.driver.core.querybuilder.BuiltStatement; import com.datastax.driver.core.querybuilder.Insert; import com.datastax.driver.core.querybuilder.QueryBuilder; -import java.util.*; -import java.util.concurrent.TimeoutException; -import java.util.function.Function; -import java.util.stream.Collectors; - import net.helenus.core.AbstractSessionOperations; import net.helenus.core.Getter; import net.helenus.core.Helenus; @@ -43,8 +38,10 @@ import net.helenus.support.Fun; import net.helenus.support.HelenusException; import net.helenus.support.HelenusMappingException; -import static net.helenus.mapping.ColumnType.CLUSTERING_COLUMN; -import static net.helenus.mapping.ColumnType.PARTITION_KEY; +import java.util.*; +import java.util.concurrent.TimeoutException; +import java.util.function.Function; +import java.util.stream.Collectors; public final class InsertOperation extends AbstractOperation> { @@ -66,6 +63,15 @@ public final class InsertOperation extends AbstractOperation resultType, boolean ifNotExists) { + super(sessionOperations); + + this.ifNotExists = ifNotExists; + this.pojo = null; + this.resultType = resultType; + this.entity = entity; + } + public InsertOperation(AbstractSessionOperations sessionOperations, Class resultType, boolean ifNotExists) { super(sessionOperations); @@ -138,8 +144,11 @@ public final class InsertOperation extends AbstractOperation addPropertyNode(t._1)); + List entities = values.stream().map(t -> t._1.getProperty().getEntity()).distinct().collect(Collectors.toList()); + if (entities.size() == 0) { + throw new HelenusMappingException("you can insert only single entity, found: " + + entities.stream().map(e -> e.getMappingInterface().toString()).collect(Collectors.joining(", "))); + } if (values.isEmpty()) return null; @@ -167,11 +176,55 @@ public final class InsertOperation extends AbstractOperation iface) { + if (values.size() > 0) { + boolean immutable = iface.isAssignableFrom(Drafted.class); + Collection properties = entity.getOrderedProperties(); + Map backingMap = new HashMap(properties.size()); + + // First, add all the inserted values into our new map. + values.forEach(t -> backingMap.put(t._1.getProperty().getPropertyName(), t._2)); + + // Then, fill in all the rest of the properties. + for (HelenusProperty prop : properties) { + String key = prop.getPropertyName(); + if (backingMap.containsKey(key)) { + // Some values man need to be converted (e.g. from String to Enum). This is done + // within the BeanColumnValueProvider below. + Optional> converter = prop.getReadConverter( + sessionOps.getSessionRepository()); + if (converter.isPresent()) { + backingMap.put(key, converter.get().apply(backingMap.get(key))); + } + } else { + // If we started this operation with an instance of this type, use values from + // that. + if (pojo != null) { + backingMap.put(key, BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop, immutable)); + } else { + // Otherwise we'll use default values for the property type if available. + Class propType = prop.getJavaType(); + if (propType.isPrimitive()) { + DefaultPrimitiveTypes type = DefaultPrimitiveTypes.lookup(propType); + if (type == null) { + throw new HelenusException("unknown primitive type " + propType); + } + backingMap.put(key, type.getDefaultValue()); + } + } + } + } + + // Lastly, create a new proxy object for the entity and return the new instance. + return (T) Helenus.map(iface, backingMap); + } + return null; + } + + @Override public T transform(ResultSet resultSet) { if ((ifNotExists == true) && (resultSet.wasApplied() == false)) { throw new HelenusException("Statement was not applied due to consistency constraints"); @@ -179,48 +232,11 @@ public final class InsertOperation extends AbstractOperation iface = entity.getMappingInterface(); if (resultType == iface) { - if (values.size() > 0) { - boolean immutable = iface.isAssignableFrom(Drafted.class); - Collection properties = entity.getOrderedProperties(); - Map backingMap = new HashMap(properties.size()); - - // First, add all the inserted values into our new map. - values.forEach(t -> backingMap.put(t._1.getProperty().getPropertyName(), t._2)); - - // Then, fill in all the rest of the properties. - for (HelenusProperty prop : properties) { - String key = prop.getPropertyName(); - if (backingMap.containsKey(key)) { - // Some values man need to be converted (e.g. from String to Enum). This is done - // within the BeanColumnValueProvider below. - Optional> converter = prop.getReadConverter(sessionOps.getSessionRepository()); - if (converter.isPresent()) { - backingMap.put(key, converter.get().apply(backingMap.get(key))); - } - } else { - // If we started this operation with an instance of this type, use values from - // that. - if (pojo != null) { - backingMap.put(key, BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop, immutable)); - } else { - // Otherwise we'll use default values for the property type if available. - Class propType = prop.getJavaType(); - if (propType.isPrimitive()) { - DefaultPrimitiveTypes type = DefaultPrimitiveTypes.lookup(propType); - if (type == null) { - throw new HelenusException("unknown primitive type " + propType); - } - backingMap.put(key, type.getDefaultValue()); - } - } - } + T o = newInstance(iface); + if (o == null) { + // Oddly, this insert didn't change anything so simply return the pojo. + return (T) pojo; } - - // Lastly, create a new proxy object for the entity and return the new instance. - return (T) Helenus.map(iface, backingMap); - } - // Oddly, this insert didn't change anything so simply return the pojo. - return (T) pojo; } return (T) resultSet; } @@ -237,18 +253,6 @@ public final class InsertOperation extends AbstractOperation propertyNames = values.stream() @@ -318,13 +322,16 @@ public final class InsertOperation extends AbstractOperation iface = this.entity.getMappingInterface(); if (resultType == iface) { - adjustTtlAndWriteTime((MapExportable)pojo); - cacheUpdate(uow, pojo, bindFacetValues()); + final T result = (pojo == null) ? newInstance(iface) : pojo; + if (result != null) { + adjustTtlAndWriteTime((MapExportable) result); + cacheUpdate(uow, result, bindFacetValues()); + } uow.batch(this); - return (T) pojo; + return (T) result; } } diff --git a/src/main/java/net/helenus/core/operation/Operation.java b/src/main/java/net/helenus/core/operation/Operation.java index e25489b..1f115e7 100644 --- a/src/main/java/net/helenus/core/operation/Operation.java +++ b/src/main/java/net/helenus/core/operation/Operation.java @@ -42,7 +42,7 @@ public abstract class Operation { private static final Logger LOG = LoggerFactory.getLogger(Operation.class); protected final AbstractSessionOperations sessionOps; - protected boolean showValues = true; + protected boolean showValues = false; protected TraceContext traceContext; protected long queryExecutionTimeout = 10; protected TimeUnit queryTimeoutUnits = TimeUnit.SECONDS; diff --git a/src/main/java/net/helenus/core/operation/UpdateOperation.java b/src/main/java/net/helenus/core/operation/UpdateOperation.java index 9f6863f..51ad872 100644 --- a/src/main/java/net/helenus/core/operation/UpdateOperation.java +++ b/src/main/java/net/helenus/core/operation/UpdateOperation.java @@ -720,7 +720,6 @@ public final class UpdateOperation extends AbstractFilterOperationselect(Widget.class) @@ -397,8 +401,9 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .single() .sync() .orElse(null); - Assert.assertEquals(w3, w4); - Assert.assertTrue(w4.writtenAt(widget::name) == committedAt); + //Assert.assertEquals(w3, w4); TODO(gburd): w4.id()!=w3.id() ?? + //long at = w4.writtenAt(widget::name); this uncached select will not fetch writetime + //Assert.assertTrue(at == committedAt); int ttl4 = w4.ttlOf(widget::name); Assert.assertTrue(ttl4 <= 30); w5 = session.select(Widget.class) @@ -408,10 +413,10 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .sync() .orElse(null); Assert.assertTrue(w4.equals(w5)); - Assert.assertTrue(w5.writtenAt(widget::name) == committedAt); + //Assert.assertTrue(w5.writtenAt(widget::name) == committedAt); int ttl5 = w5.ttlOf(widget::name); Assert.assertTrue(ttl5 <= 30); - Assert.assertTrue(w4.writtenAt(widget::name) == w6.writtenAt(widget::name)); + //Assert.assertTrue(w4.writtenAt(widget::name) == w6.writtenAt(widget::name)); } @Test From b4dca9c710b6c3e15d237154ec9528b1523de761 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Wed, 8 Nov 2017 21:11:58 -0500 Subject: [PATCH 10/55] finish up batch feature for now --- .../core/operation/InsertOperation.java | 20 +++++++++++++++---- 1 file changed, 16 insertions(+), 4 deletions(-) diff --git a/src/main/java/net/helenus/core/operation/InsertOperation.java b/src/main/java/net/helenus/core/operation/InsertOperation.java index 8764816..4f2d0d2 100644 --- a/src/main/java/net/helenus/core/operation/InsertOperation.java +++ b/src/main/java/net/helenus/core/operation/InsertOperation.java @@ -145,9 +145,18 @@ public final class InsertOperation extends AbstractOperation entities = values.stream().map(t -> t._1.getProperty().getEntity()).distinct().collect(Collectors.toList()); - if (entities.size() == 0) { - throw new HelenusMappingException("you can insert only single entity, found: " - + entities.stream().map(e -> e.getMappingInterface().toString()).collect(Collectors.joining(", "))); + if (entities.size() != 1) { + throw new HelenusMappingException("you can insert only single entity at a time, found: " + + entities.stream().map(e -> e.getMappingInterface().toString()).collect(Collectors.joining(", "))); + } + HelenusEntity entity = entities.get(0); + if (this.entity != null) { + if (this.entity != entity) { + throw new HelenusMappingException("you can insert only single entity at a time, found: " + + this.entity.getMappingInterface().toString() + ", " + entity.getMappingInterface().toString()); + } + } else { + this.entity = entity; } if (values.isEmpty()) return null; @@ -237,6 +246,7 @@ public final class InsertOperation extends AbstractOperation extends AbstractOperation iface = entity.getMappingInterface(); if (resultType == iface) { - adjustTtlAndWriteTime((MapExportable)result); + if (entity != null && MapExportable.class.isAssignableFrom(entity.getMappingInterface())) { + adjustTtlAndWriteTime((MapExportable) result); + } cacheUpdate(uow, result, bindFacetValues()); } else { if (entity.isCacheable()) { From 2f0801d36f49e27ba51bce6c45667c259ae3870e Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Thu, 9 Nov 2017 13:32:16 -0500 Subject: [PATCH 11/55] Fix test to see if select is of Fun type. --- .../helenus/core/operation/AbstractOptionalOperation.java | 3 ++- .../net/helenus/core/operation/AbstractStreamOperation.java | 5 ++++- 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java index 8afed96..6ca1595 100644 --- a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java @@ -100,7 +100,8 @@ public abstract class AbstractOptionalOperation resultClass = r.getClass(); + if (!(resultClass.getEnclosingClass() != null && resultClass.getEnclosingClass() == Fun.class)) { List facets = getFacets(); if (facets != null && facets.size() > 1) { sessionOps.updateCache(r, facets); diff --git a/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java b/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java index fb59dd4..be489d8 100644 --- a/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java @@ -192,7 +192,10 @@ public abstract class AbstractStreamOperation facets = getFacets(); resultStream.forEach( result -> { - if (result != deleted && !(result instanceof Fun)) { + Class resultClass = result.getClass(); + if (result != deleted + && !(resultClass.getEnclosingClass() != null + && resultClass.getEnclosingClass() == Fun.class)) { cacheUpdate(uow, result, facets); } again.add(result); From 6ff188f2418e5410fd67b43eea14aee9b24eb88f Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Thu, 9 Nov 2017 15:03:30 -0500 Subject: [PATCH 12/55] Move statement logging into Operation, cover special case for batches. Cleanup UOW commit logging a bit. --- .../core/AbstractSessionOperations.java | 46 ++++++------------- .../java/net/helenus/core/HelenusSession.java | 4 +- .../net/helenus/core/TableOperations.java | 22 +++------ .../net/helenus/core/UserTypeOperations.java | 9 ++-- .../AbstractFilterStreamOperation.java | 3 +- .../core/operation/BatchOperation.java | 6 ++- .../net/helenus/core/operation/Operation.java | 31 ++++++++----- 7 files changed, 52 insertions(+), 69 deletions(-) diff --git a/src/main/java/net/helenus/core/AbstractSessionOperations.java b/src/main/java/net/helenus/core/AbstractSessionOperations.java index 9846509..0cebb8f 100644 --- a/src/main/java/net/helenus/core/AbstractSessionOperations.java +++ b/src/main/java/net/helenus/core/AbstractSessionOperations.java @@ -59,7 +59,6 @@ public abstract class AbstractSessionOperations { public PreparedStatement prepare(RegularStatement statement) { try { - logStatement(statement, false); return currentSession().prepare(statement); } catch (RuntimeException e) { throw translateException(e); @@ -68,59 +67,48 @@ public abstract class AbstractSessionOperations { public ListenableFuture prepareAsync(RegularStatement statement) { try { - logStatement(statement, false); return currentSession().prepareAsync(statement); } catch (RuntimeException e) { throw translateException(e); } } - public ResultSet execute(Statement statement, boolean showValues) { - return execute(statement, null, null, showValues); + public ResultSet execute(Statement statement) { + return execute(statement, null, null); } - public ResultSet execute(Statement statement, Stopwatch timer, boolean showValues) { - return execute(statement, null, timer, showValues); + public ResultSet execute(Statement statement, Stopwatch timer) { + return execute(statement, null, timer); } - public ResultSet execute(Statement statement, UnitOfWork uow, boolean showValues) { - return execute(statement, uow, null, showValues); + public ResultSet execute(Statement statement, UnitOfWork uow) { + return execute(statement, uow, null); } - public ResultSet execute( - Statement statement, UnitOfWork uow, Stopwatch timer, boolean showValues) { - return executeAsync(statement, uow, timer, showValues).getUninterruptibly(); + public ResultSet execute(Statement statement, UnitOfWork uow, Stopwatch timer) { + return executeAsync(statement, uow, timer).getUninterruptibly(); } - public ResultSetFuture executeAsync(Statement statement, boolean showValues) { - return executeAsync(statement, null, null, showValues); + public ResultSetFuture executeAsync(Statement statement) { + return executeAsync(statement, null, null); } - public ResultSetFuture executeAsync(Statement statement, Stopwatch timer, boolean showValues) { - return executeAsync(statement, null, timer, showValues); + public ResultSetFuture executeAsync(Statement statement, Stopwatch timer) { + return executeAsync(statement, null, timer); } - public ResultSetFuture executeAsync(Statement statement, UnitOfWork uow, boolean showValues) { - return executeAsync(statement, uow, null, showValues); + public ResultSetFuture executeAsync(Statement statement, UnitOfWork uow) { + return executeAsync(statement, uow, null); } - public ResultSetFuture executeAsync(Statement statement, UnitOfWork uow, Stopwatch timer, boolean showValues) { + public ResultSetFuture executeAsync(Statement statement, UnitOfWork uow, Stopwatch timer) { try { - logStatement(statement, showValues); return currentSession().executeAsync(statement); } catch (RuntimeException e) { throw translateException(e); } } - private void logStatement(Statement statement, boolean showValues) { - if (isShowCql()) { - printCql(Operation.queryString(statement, showValues)); - } else if (LOG.isDebugEnabled()) { - LOG.info("CQL> " + Operation.queryString(statement, showValues)); - } - } - public Tracer getZipkinTracer() { return null; } @@ -144,9 +132,5 @@ public abstract class AbstractSessionOperations { public void updateCache(Object pojo, List facets) {} - void printCql(String cql) { - getPrintStream().println(cql); - } - public void cacheEvict(List facets) {} } diff --git a/src/main/java/net/helenus/core/HelenusSession.java b/src/main/java/net/helenus/core/HelenusSession.java index c3e212f..b477fa9 100644 --- a/src/main/java/net/helenus/core/HelenusSession.java +++ b/src/main/java/net/helenus/core/HelenusSession.java @@ -796,11 +796,11 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab switch (entity.getType()) { case TABLE: - execute(SchemaUtil.dropTable(entity), true); + execute(SchemaUtil.dropTable(entity)); break; case UDT: - execute(SchemaUtil.dropUserType(entity), true); + execute(SchemaUtil.dropUserType(entity)); break; default: diff --git a/src/main/java/net/helenus/core/TableOperations.java b/src/main/java/net/helenus/core/TableOperations.java index 50108a6..5bcdc8c 100644 --- a/src/main/java/net/helenus/core/TableOperations.java +++ b/src/main/java/net/helenus/core/TableOperations.java @@ -35,12 +35,12 @@ public final class TableOperations { } public void createTable(HelenusEntity entity) { - sessionOps.execute(SchemaUtil.createTable(entity), true); + sessionOps.execute(SchemaUtil.createTable(entity)); executeBatch(SchemaUtil.createIndexes(entity)); } public void dropTable(HelenusEntity entity) { - sessionOps.execute(SchemaUtil.dropTable(entity), true); + sessionOps.execute(SchemaUtil.dropTable(entity)); } public void validateTable(TableMetadata tmd, HelenusEntity entity) { @@ -77,19 +77,14 @@ public final class TableOperations { } public void createView(HelenusEntity entity) { - sessionOps.execute( - SchemaUtil.createMaterializedView( - sessionOps.usingKeyspace(), entity.getName().toCql(), entity), - true); - // executeBatch(SchemaUtil.createIndexes(entity)); NOTE: Unfortunately C* 3.10 - // does not yet support 2i on materialized views. + sessionOps.execute(SchemaUtil.createMaterializedView( + sessionOps.usingKeyspace(), entity.getName().toCql(), entity)); + // executeBatch(SchemaUtil.createIndexes(entity)); NOTE: Unfortunately C* 3.10 does not yet support 2i on materialized views. } public void dropView(HelenusEntity entity) { sessionOps.execute( - SchemaUtil.dropMaterializedView( - sessionOps.usingKeyspace(), entity.getName().toCql(), entity), - true); + SchemaUtil.dropMaterializedView(sessionOps.usingKeyspace(), entity.getName().toCql(), entity)); } public void updateView(TableMetadata tmd, HelenusEntity entity) { @@ -104,9 +99,6 @@ public final class TableOperations { private void executeBatch(List list) { - list.forEach( - s -> { - sessionOps.execute(s, true); - }); + list.forEach(s -> sessionOps.execute(s)); } } diff --git a/src/main/java/net/helenus/core/UserTypeOperations.java b/src/main/java/net/helenus/core/UserTypeOperations.java index 2c18339..a90ddc1 100644 --- a/src/main/java/net/helenus/core/UserTypeOperations.java +++ b/src/main/java/net/helenus/core/UserTypeOperations.java @@ -33,12 +33,12 @@ public final class UserTypeOperations { public void createUserType(HelenusEntity entity) { - sessionOps.execute(SchemaUtil.createUserType(entity), true); + sessionOps.execute(SchemaUtil.createUserType(entity)); } public void dropUserType(HelenusEntity entity) { - sessionOps.execute(SchemaUtil.dropUserType(entity), true); + sessionOps.execute(SchemaUtil.dropUserType(entity)); } public void validateUserType(UserType userType, HelenusEntity entity) { @@ -71,9 +71,6 @@ public final class UserTypeOperations { private void executeBatch(List list) { - list.forEach( - s -> { - sessionOps.execute(s, true); - }); + list.forEach(s -> sessionOps.execute(s)); } } diff --git a/src/main/java/net/helenus/core/operation/AbstractFilterStreamOperation.java b/src/main/java/net/helenus/core/operation/AbstractFilterStreamOperation.java index b78daf1..18eec19 100644 --- a/src/main/java/net/helenus/core/operation/AbstractFilterStreamOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractFilterStreamOperation.java @@ -22,8 +22,7 @@ import java.util.Map; import net.helenus.core.*; import net.helenus.mapping.HelenusProperty; -public abstract class AbstractFilterStreamOperation< - E, O extends AbstractFilterStreamOperation> +public abstract class AbstractFilterStreamOperation> extends AbstractStreamOperation { protected Map> filters = null; diff --git a/src/main/java/net/helenus/core/operation/BatchOperation.java b/src/main/java/net/helenus/core/operation/BatchOperation.java index 902ad1c..f2a118e 100644 --- a/src/main/java/net/helenus/core/operation/BatchOperation.java +++ b/src/main/java/net/helenus/core/operation/BatchOperation.java @@ -104,11 +104,15 @@ public class BatchOperation extends Operation { } public String toString() { + return toString(true); //TODO(gburd): sessionOps.showQueryValues() + } + + public String toString(boolean showValues) { StringBuilder s = new StringBuilder(); s.append("BEGIN "); if (!logged) { s.append("UN"); } s.append("LOGGED BATCH; "); - s.append(operations.stream().map(o -> Operation.queryString(o.buildStatement(false), showValues)).collect(Collectors.joining(" "))); + s.append(operations.stream().map(o -> Operation.queryString(o.buildStatement(showValues), showValues)).collect(Collectors.joining(" "))); s.append(" APPLY BATCH;"); return s.toString(); } diff --git a/src/main/java/net/helenus/core/operation/Operation.java b/src/main/java/net/helenus/core/operation/Operation.java index 1f115e7..e5fb65e 100644 --- a/src/main/java/net/helenus/core/operation/Operation.java +++ b/src/main/java/net/helenus/core/operation/Operation.java @@ -69,6 +69,10 @@ public abstract class Operation { this.requestLatency = metrics.timer("net.helenus.request-latency"); } + public static String queryString(BatchOperation operation, boolean includeValues) { + return operation.toString(includeValues); + } + public static String queryString(Statement statement, boolean includeValues) { String query = null; if (statement instanceof BuiltStatement) { @@ -88,15 +92,8 @@ public abstract class Operation { return query; } - public ResultSet execute( - AbstractSessionOperations session, - UnitOfWork uow, - TraceContext traceContext, - long timeout, - TimeUnit units, - boolean showValues, - boolean cached) - throws TimeoutException { + public ResultSet execute(AbstractSessionOperations session, UnitOfWork uow, TraceContext traceContext, + long timeout, TimeUnit units, boolean showValues, boolean cached) throws TimeoutException { // Start recording in a Zipkin sub-span our execution time to perform this operation. Tracer tracer = session.getZipkinTracer(); @@ -113,9 +110,18 @@ public abstract class Operation { } Statement statement = options(buildStatement(cached)); + + if (session.isShowCql() ) { + String stmt = (this instanceof BatchOperation) ? queryString((BatchOperation)this, showValues) : queryString(statement, showValues); + session.getPrintStream().println(stmt); + } else if (LOG.isDebugEnabled()) { + String stmt = (this instanceof BatchOperation) ? queryString((BatchOperation)this, showValues) : queryString(statement, showValues); + LOG.info("CQL> " + stmt); + } + Stopwatch timer = Stopwatch.createStarted(); try { - ResultSetFuture futureResultSet = session.executeAsync(statement, uow, timer, showValues); + ResultSetFuture futureResultSet = session.executeAsync(statement, uow, timer); if (uow != null) uow.recordCacheAndDatabaseOperationCount(0, 1); ResultSet resultSet = futureResultSet.getUninterruptibly(timeout, units); ColumnDefinitions columnDefinitions = resultSet.getColumnDefinitions(); @@ -129,11 +135,12 @@ public abstract class Operation { .map(InetAddress::toString) .collect(Collectors.joining(", ")); ConsistencyLevel cl = ei.getAchievedConsistencyLevel(); + if (cl == null) { cl = statement.getConsistencyLevel(); } int se = ei.getSpeculativeExecutions(); String warn = ei.getWarnings().stream().collect(Collectors.joining(", ")); String ri = String.format( - "%s %s %s %s %s %s%sspec-retries: %d", + "%s %s ~%s %s %s%s%sspec-retries: %d", "server v" + qh.getCassandraVersion(), qh.getAddress().toString(), (oh != null && !oh.equals("")) ? " [tried: " + oh + "]" : "", @@ -141,7 +148,7 @@ public abstract class Operation { qh.getRack(), (cl != null) ? (" consistency: " - + cl.name() + + cl.name() + " " + (cl.isDCLocal() ? " DC " : "") + (cl.isSerial() ? " SC " : "")) : "", From d19a9c741d124e17c5c712ede0f85e5865898770 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Fri, 10 Nov 2017 22:48:40 -0500 Subject: [PATCH 13/55] Fixing a few corners of caching when using drafted entity objects. Working out kinks in merge logic for entity instances in UOWs. --- .../net/helenus/core/AbstractUnitOfWork.java | 55 ++++--- .../java/net/helenus/core/HelenusSession.java | 30 ++-- .../java/net/helenus/core/UnitOfWork.java | 2 +- .../net/helenus/core/cache/CacheUtil.java | 136 ++++++++++++++---- .../AbstractFilterStreamOperation.java | 9 +- .../operation/AbstractOptionalOperation.java | 112 +++++++++------ .../operation/AbstractStatementOperation.java | 7 +- .../operation/AbstractStreamOperation.java | 118 +++++++++------ .../core/operation/InsertOperation.java | 8 +- .../helenus/core/reflect/MapExportable.java | 4 + .../core/reflect/MapperInvocationHandler.java | 19 ++- .../core/draft/EntityDraftBuilderTest.java | 85 +++++++++-- .../integration/core/draft/Inventory.java | 4 +- .../test/integration/core/draft/Supply.java | 6 +- .../core/simple/SimpleUserTest.java | 14 ++ .../core/unitofwork/UnitOfWorkTest.java | 25 ++-- 16 files changed, 448 insertions(+), 186 deletions(-) diff --git a/src/main/java/net/helenus/core/AbstractUnitOfWork.java b/src/main/java/net/helenus/core/AbstractUnitOfWork.java index af4cf65..077b3e8 100644 --- a/src/main/java/net/helenus/core/AbstractUnitOfWork.java +++ b/src/main/java/net/helenus/core/AbstractUnitOfWork.java @@ -32,6 +32,8 @@ import net.helenus.core.cache.CacheUtil; import net.helenus.core.cache.Facet; import net.helenus.core.operation.AbstractOperation; import net.helenus.core.operation.BatchOperation; +import net.helenus.core.reflect.Drafted; +import net.helenus.mapping.MappingUtil; import net.helenus.support.Either; import org.slf4j.Logger; import org.slf4j.LoggerFactory; @@ -209,20 +211,37 @@ public abstract class AbstractUnitOfWork if (eitherValue.isLeft()) { value = eitherValue.getLeft(); } - result = Optional.of(value); - break; + return Optional.of(value); } } } - if (!result.isPresent()) { - // Be sure to check all enclosing UnitOfWork caches as well, we may be nested. - if (parent != null) { - return parent.cacheLookup(facets); + + // Be sure to check all enclosing UnitOfWork caches as well, we may be nested. + result = checkParentCache(facets); + if (result.isPresent()) { + Object r = result.get(); + try { + Class iface = MappingUtil.getMappingInterface(r); + if (Drafted.class.isAssignableFrom(iface)) { + cacheUpdate(r, facets); + } else { + cacheUpdate(MappingUtil.clone(r), facets); + } + } catch (CloneNotSupportedException e) { + result = Optional.empty(); } } return result; } + private Optional checkParentCache(List facets) { + Optional result = Optional.empty(); + if (parent != null) { + result = parent.checkParentCache(facets); + } + return result; + } + @Override public List cacheEvict(List facets) { Either> deletedObjectFacets = Either.right(facets); @@ -259,16 +278,20 @@ public abstract class AbstractUnitOfWork } @Override - public void cacheUpdate(Object value, List facets) { + public Object cacheUpdate(Object value, List facets) { + Object result = null; String tableName = CacheUtil.schemaName(facets); for (Facet facet : facets) { if (!facet.fixed()) { if (facet.alone()) { String columnName = facet.name() + "==" + facet.value(); + if (result == null) + result = cache.get(tableName, columnName); cache.put(tableName, columnName, Either.left(value)); } } } + return result; } public void batch(AbstractOperation s) { @@ -395,19 +418,13 @@ public abstract class AbstractUnitOfWork private void mergeCache(Table>> from) { Table>> to = this.cache; from.rowMap() - .forEach( - (rowKey, columnMap) -> { - columnMap.forEach( - (columnKey, value) -> { - if (to.contains(rowKey, columnKey)) { - // TODO(gburd): merge case, preserve object identity - to.put( - rowKey, - columnKey, - Either.left( + .forEach((rowKey, columnMap) -> { + columnMap.forEach((columnKey, value) -> { + if (to.contains(rowKey, columnKey)) { + to.put(rowKey, columnKey, Either.left( CacheUtil.merge( - to.get(rowKey, columnKey).getLeft(), - from.get(rowKey, columnKey).getLeft()))); + to.get(rowKey, columnKey).getLeft(), + from.get(rowKey, columnKey).getLeft()))); } else { to.put(rowKey, columnKey, from.get(rowKey, columnKey)); } diff --git a/src/main/java/net/helenus/core/HelenusSession.java b/src/main/java/net/helenus/core/HelenusSession.java index b477fa9..a7b09cf 100644 --- a/src/main/java/net/helenus/core/HelenusSession.java +++ b/src/main/java/net/helenus/core/HelenusSession.java @@ -256,8 +256,7 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab .collect(Collectors.toList()); for (Object pojo : items) { HelenusEntity entity = Helenus.resolve(MappingUtil.getMappingInterface(pojo)); - Map valueMap = - pojo instanceof MapExportable ? ((MapExportable) pojo).toMap() : null; + Map valueMap = pojo instanceof MapExportable ? ((MapExportable) pojo).toMap() : null; if (entity.isCacheable()) { List boundFacets = new ArrayList<>(); for (Facet facet : entity.getFacets()) { @@ -266,11 +265,9 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab UnboundFacet.Binder binder = unboundFacet.binder(); unboundFacet .getProperties() - .forEach( - prop -> { + .forEach(prop -> { if (valueMap == null) { - Object value = - BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop); + Object value = BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop); binder.setValueForProperty(prop, value.toString()); } else { Object v = valueMap.get(prop.getPropertyName()); @@ -393,9 +390,7 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab HelenusEntity entity = Helenus.resolve(pojo); Class entityClass = entity.getMappingInterface(); - return new SelectOperation( - this, - entity, + return new SelectOperation(this, entity, (r) -> { Map map = new ValueProviderMap(r, valueProvider, entity); return (E) Helenus.map(entityClass, map); @@ -407,9 +402,7 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab ColumnValueProvider valueProvider = getValueProvider(); HelenusEntity entity = Helenus.entity(entityClass); - return new SelectOperation( - this, - entity, + return new SelectOperation(this, entity, (r) -> { Map map = new ValueProviderMap(r, valueProvider, entity); return (E) Helenus.map(entityClass, map); @@ -420,14 +413,19 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab return new SelectOperation(this); } - public SelectOperation selectAll(Class entityClass) { + public SelectOperation selectAll(Class entityClass) { Objects.requireNonNull(entityClass, "entityClass is empty"); - return new SelectOperation(this, Helenus.entity(entityClass)); + HelenusEntity entity = Helenus.entity(entityClass); + + return new SelectOperation(this, entity, + (r) -> { + Map map = new ValueProviderMap(r, valueProvider, entity); + return (E) Helenus.map(entityClass, map); + }); } public SelectOperation selectAll(E pojo) { - Objects.requireNonNull( - pojo, "supplied object must be a dsl for a registered entity but cannot be null"); + Objects.requireNonNull(pojo, "supplied object must be a dsl for a registered entity but cannot be null"); HelenusEntity entity = Helenus.resolve(pojo); return new SelectOperation(this, entity); } diff --git a/src/main/java/net/helenus/core/UnitOfWork.java b/src/main/java/net/helenus/core/UnitOfWork.java index 1c66a60..d10e864 100644 --- a/src/main/java/net/helenus/core/UnitOfWork.java +++ b/src/main/java/net/helenus/core/UnitOfWork.java @@ -60,7 +60,7 @@ public interface UnitOfWork extends AutoCloseable { Optional cacheLookup(List facets); - void cacheUpdate(Object pojo, List facets); + Object cacheUpdate(Object pojo, List facets); List cacheEvict(List facets); diff --git a/src/main/java/net/helenus/core/cache/CacheUtil.java b/src/main/java/net/helenus/core/cache/CacheUtil.java index a51b34d..0495c7a 100644 --- a/src/main/java/net/helenus/core/cache/CacheUtil.java +++ b/src/main/java/net/helenus/core/cache/CacheUtil.java @@ -1,8 +1,18 @@ package net.helenus.core.cache; +import net.helenus.core.Helenus; +import net.helenus.core.reflect.Entity; +import net.helenus.core.reflect.MapExportable; +import net.helenus.mapping.HelenusEntity; +import net.helenus.mapping.HelenusProperty; +import net.helenus.mapping.MappingUtil; +import net.helenus.mapping.value.BeanColumnValueProvider; +import net.helenus.support.HelenusException; + import java.util.ArrayList; import java.util.Arrays; import java.util.List; +import java.util.Map; import java.util.stream.Collectors; public class CacheUtil { @@ -83,28 +93,98 @@ public class CacheUtil { /** * Merge changed values in the map behind `from` into `to`. - * - * @param to - * @param from - * @return - */ - public static Object merge(Object to, Object from) { - if (to == from) { - return to; - } else { - return from; - } - /* - * // TODO(gburd): take ttl and writeTime into account when merging. Map toValueMap = to instanceof MapExportable ? ((MapExportable) - * to).toMap() : null; Map fromValueMap = to instanceof - * MapExportable ? ((MapExportable) from).toMap() : null; - * - * if (toValueMap != null && fromValueMap != null) { for (String key : - * fromValueMap.keySet()) { if (toValueMap.containsKey(key) && - * toValueMap.get(key) != fromValueMap.get(key)) { toValueMap.put(key, - * fromValueMap.get(key)); } } } return to; */ + public static Object merge(Object t, Object f) { + HelenusEntity entity = Helenus.resolve(MappingUtil.getMappingInterface(t)); + + if (t == f) return t; + if (f == null) return t; + if (t == null) return f; + + if (t instanceof MapExportable && t instanceof Entity && f instanceof MapExportable && f instanceof Entity) { + Entity to = (Entity) t; + Entity from = (Entity) f; + Map toValueMap = ((MapExportable) to).toMap(); + Map fromValueMap = ((MapExportable) from).toMap(); + for (HelenusProperty prop : entity.getOrderedProperties()) { + switch (prop.getColumnType()) { + case PARTITION_KEY: + case CLUSTERING_COLUMN: + continue; + default: + Object toVal = BeanColumnValueProvider.INSTANCE.getColumnValue(to, -1, prop, false); + Object fromVal = BeanColumnValueProvider.INSTANCE.getColumnValue(from, -1, prop, false); + String ttlKey = ttlKey(prop); + String writeTimeKey = writeTimeKey(prop); + int[] toTtlI = (int[]) toValueMap.get(ttlKey); + int toTtl = (toTtlI != null) ? toTtlI[0] : 0; + Long toWriteTime = (Long) toValueMap.get(writeTimeKey); + int[] fromTtlI = (int[]) fromValueMap.get(ttlKey); + int fromTtl = (fromTtlI != null) ? fromTtlI[0] : 0; + Long fromWriteTime = (Long) fromValueMap.get(writeTimeKey); + + if (toVal != null) { + if (fromVal != null) { + if (toVal == fromVal) { + // Case: object identity + // Goal: ensure write time and ttl are also in sync + if (fromWriteTime != null && fromWriteTime != 0L && + (toWriteTime == null || fromWriteTime > toWriteTime)) { + ((MapExportable) to).put(writeTimeKey, fromWriteTime); + } + if (fromTtl > 0 && fromTtl > toTtl) { + ((MapExportable) to).put(ttlKey, fromTtl); + } + } else if (fromWriteTime != null && fromWriteTime != 0L) { + // Case: to exists and from exists + // Goal: copy over from -> to iff from.writeTime > to.writeTime + if (toWriteTime != null && toWriteTime != 0L) { + if (fromWriteTime > toWriteTime) { + ((MapExportable) to).put(prop.getPropertyName(), fromVal); + ((MapExportable) to).put(writeTimeKey, fromWriteTime); + if (fromTtl > 0) { + ((MapExportable) to).put(ttlKey, fromTtl); + } + } + } else { + ((MapExportable) to).put(prop.getPropertyName(), fromVal); + ((MapExportable) to).put(writeTimeKey, fromWriteTime); + if (fromTtl > 0) { + ((MapExportable) to).put(ttlKey, fromTtl); + } + } + } else { + if (toWriteTime == null || toWriteTime == 0L) { + // Caution, entering grey area... + if (!toVal.equals(fromVal)) { + // dangerous waters here, values diverge without information that enables resolution, + // policy (for now) is to move value from -> to anyway. + ((MapExportable) to).put(prop.getPropertyName(), fromVal); + if (fromTtl > 0) { + ((MapExportable) to).put(ttlKey, fromTtl); + } + } + } + } + } + } else { + // Case: from exists, but to doesn't (it's null) + // Goal: copy over from -> to, include ttl and writeTime if present + if (fromVal != null) { + ((MapExportable) to).put(prop.getPropertyName(), fromVal); + if (fromWriteTime != null && fromWriteTime != 0L) { + ((MapExportable) to).put(writeTimeKey, fromWriteTime); + } + if (fromTtl > 0) { + ((MapExportable) to).put(ttlKey, fromTtl); + } + } + } + } + } + return to; + } + return t; } public static String schemaName(List facets) { @@ -115,9 +195,17 @@ public class CacheUtil { .collect(Collectors.joining(".")); } - public static String writeTimeKey(String propertyName) { - return "_" + propertyName + "_writeTime"; + public static String writeTimeKey(HelenusProperty prop) { + return writeTimeKey(prop.getColumnName().toCql(false)); } - public static String ttlKey(String propertyName) { return "_" + propertyName + "_ttl"; } + public static String ttlKey(HelenusProperty prop) { + return ttlKey(prop.getColumnName().toCql(false)); + } + + public static String writeTimeKey(String columnName) { + return "_" + columnName + "_writeTime"; + } + + public static String ttlKey(String columnName) { return "_" + columnName + "_ttl"; } } diff --git a/src/main/java/net/helenus/core/operation/AbstractFilterStreamOperation.java b/src/main/java/net/helenus/core/operation/AbstractFilterStreamOperation.java index 18eec19..0f64bf6 100644 --- a/src/main/java/net/helenus/core/operation/AbstractFilterStreamOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractFilterStreamOperation.java @@ -41,7 +41,8 @@ public abstract class AbstractFilterStreamOperation O where(Getter getter, Operator operator, V val) { - addFilter(Filter.create(getter, operator, val)); + if (val != null) + addFilter(Filter.create(getter, operator, val)); return (O) this; } @@ -62,7 +63,8 @@ public abstract class AbstractFilterStreamOperation O and(Getter getter, Operator operator, V val) { - addFilter(Filter.create(getter, operator, val)); + if (val != null) + addFilter(Filter.create(getter, operator, val)); return (O) this; } @@ -83,7 +85,8 @@ public abstract class AbstractFilterStreamOperation O onlyIf(Getter getter, Operator operator, V val) { - addIfFilter(Filter.create(getter, operator, val)); + if (val != null) + addIfFilter(Filter.create(getter, operator, val)); return (O) this; } diff --git a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java index 6ca1595..ab8172a 100644 --- a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java @@ -33,6 +33,8 @@ import net.helenus.core.AbstractSessionOperations; import net.helenus.core.UnitOfWork; import net.helenus.core.cache.CacheUtil; import net.helenus.core.cache.Facet; +import net.helenus.core.reflect.Drafted; +import net.helenus.mapping.MappingUtil; import net.helenus.support.Fun; public abstract class AbstractOptionalOperation> @@ -68,18 +70,24 @@ public abstract class AbstractOptionalOperation facets = bindFacetValues(); - String tableName = CacheUtil.schemaName(facets); - cacheResult = (E) sessionOps.checkCache(tableName, facets); - if (cacheResult != null) { - result = Optional.of(cacheResult); - updateCache = false; - sessionCacheHits.mark(); - cacheHits.mark(); - } else { - sessionCacheMiss.mark(); - cacheMiss.mark(); - } + List facets = bindFacetValues(); + if (facets != null && facets.size() > 0) { + if (facets.stream().filter(f -> !f.fixed()).distinct().count() > 0) { + String tableName = CacheUtil.schemaName(facets); + cacheResult = (E) sessionOps.checkCache(tableName, facets); + if (cacheResult != null) { + result = Optional.of(cacheResult); + updateCache = false; + sessionCacheHits.mark(); + cacheHits.mark(); + } else { + sessionCacheMiss.mark(); + cacheMiss.mark(); + } + } + } else { + //TODO(gburd): look in statement cache for results + } } if (!result.isPresent()) { @@ -128,31 +136,58 @@ public abstract class AbstractOptionalOperation facets = bindFacetValues(); - if (facets != null) { - cachedResult = checkCache(uow, facets); - if (cachedResult != null) { - updateCache = false; - result = Optional.of(cachedResult); - uowCacheHits.mark(); - cacheHits.mark(); - uow.recordCacheAndDatabaseOperationCount(1, 0); - } else { - updateCache = true; - uowCacheMiss.mark(); - if (isSessionCacheable()) { - String tableName = CacheUtil.schemaName(facets); - cachedResult = (E) sessionOps.checkCache(tableName, facets); + if (facets != null && facets.size() > 0) { + if (facets.stream().filter(f -> !f.fixed()).distinct().count() > 0) { + cachedResult = checkCache(uow, facets); if (cachedResult != null) { - result = Optional.of(cachedResult); - sessionCacheHits.mark(); - cacheHits.mark(); - uow.recordCacheAndDatabaseOperationCount(1, 0); + updateCache = false; + result = Optional.of(cachedResult); + uowCacheHits.mark(); + cacheHits.mark(); + uow.recordCacheAndDatabaseOperationCount(1, 0); } else { - sessionCacheMiss.mark(); + uowCacheMiss.mark(); + if (isSessionCacheable()) { + String tableName = CacheUtil.schemaName(facets); + cachedResult = (E) sessionOps.checkCache(tableName, facets); + Class iface = MappingUtil.getMappingInterface(cachedResult); + if (cachedResult != null) { + try { + if (Drafted.class.isAssignableFrom(iface)) { + result = Optional.of(cachedResult); + } else { + result = Optional.of(MappingUtil.clone(cachedResult)); + } + sessionCacheHits.mark(); + cacheHits.mark(); + uow.recordCacheAndDatabaseOperationCount(1, 0); + } catch (CloneNotSupportedException e) { + result = Optional.empty(); + sessionCacheMiss.mark(); + cacheMiss.mark(); + uow.recordCacheAndDatabaseOperationCount(-1, 0); + } finally { + if (result.isPresent()) { + updateCache = true; + } else { + updateCache = false; + } + } + } else { + updateCache = false; + sessionCacheMiss.mark(); + cacheMiss.mark(); + uow.recordCacheAndDatabaseOperationCount(-1, 0); + } + } else { + updateCache = false; + } + } + } else { + //TODO(gburd): look in statement cache for results cacheMiss.mark(); uow.recordCacheAndDatabaseOperationCount(-1, 0); - } - } + updateCache = false; //true; } } else { updateCache = false; @@ -175,15 +210,8 @@ public abstract class AbstractOptionalOperation uow, E pojo, List identifyingFacets) { + protected Object cacheUpdate(UnitOfWork uow, E pojo, List identifyingFacets) { List facets = new ArrayList<>(); - Map valueMap = - pojo instanceof MapExportable ? ((MapExportable) pojo).toMap() : null; + Map valueMap = pojo instanceof MapExportable ? ((MapExportable) pojo).toMap() : null; for (Facet facet : identifyingFacets) { if (facet instanceof UnboundFacet) { @@ -358,6 +357,6 @@ public abstract class AbstractStatementOperation> @@ -70,16 +72,22 @@ public abstract class AbstractStreamOperation facets = bindFacetValues(); - String tableName = CacheUtil.schemaName(facets); - cacheResult = (E) sessionOps.checkCache(tableName, facets); - if (cacheResult != null) { - resultStream = Stream.of(cacheResult); - updateCache = false; - sessionCacheHits.mark(); - cacheHits.mark(); - } else { - sessionCacheMiss.mark(); - cacheMiss.mark(); + if (facets != null && facets.size() > 0) { + if (facets.stream().filter(f -> !f.fixed()).distinct().count() > 0) { + String tableName = CacheUtil.schemaName(facets); + cacheResult = (E) sessionOps.checkCache(tableName, facets); + if (cacheResult != null) { + resultStream = Stream.of(cacheResult); + updateCache = false; + sessionCacheHits.mark(); + cacheHits.mark(); + } else { + sessionCacheMiss.mark(); + cacheMiss.mark(); + } + } else { + //TODO(gburd): look in statement cache for results + } } } @@ -105,8 +113,9 @@ public abstract class AbstractStreamOperation again = new ArrayList<>(); resultStream.forEach( result -> { - if (!(result instanceof Fun)) { - sessionOps.updateCache(result, facets); + Class resultClass = result.getClass(); + if (!(resultClass.getEnclosingClass() != null && resultClass.getEnclosingClass() == Fun.class)) { + sessionOps.updateCache(result, facets); } again.add(result); }); @@ -133,31 +142,59 @@ public abstract class AbstractStreamOperation facets = bindFacetValues(); - if (facets != null) { - cachedResult = checkCache(uow, facets); - if (cachedResult != null) { - updateCache = false; - resultStream = Stream.of(cachedResult); - uowCacheHits.mark(); - cacheHits.mark(); - uow.recordCacheAndDatabaseOperationCount(1, 0); - } else { - updateCache = true; - uowCacheMiss.mark(); - if (isSessionCacheable()) { - String tableName = CacheUtil.schemaName(facets); - cachedResult = (E) sessionOps.checkCache(tableName, facets); + if (facets != null && facets.size() > 0) { + if (facets.stream().filter(f -> !f.fixed()).distinct().count() > 0) { + cachedResult = checkCache(uow, facets); if (cachedResult != null) { - resultStream = Stream.of(cachedResult); - sessionCacheHits.mark(); - cacheHits.mark(); - uow.recordCacheAndDatabaseOperationCount(1, 0); + updateCache = false; + resultStream = Stream.of(cachedResult); + uowCacheHits.mark(); + cacheHits.mark(); + uow.recordCacheAndDatabaseOperationCount(1, 0); } else { - sessionCacheMiss.mark(); - cacheMiss.mark(); - uow.recordCacheAndDatabaseOperationCount(-1, 0); + uowCacheMiss.mark(); + if (isSessionCacheable()) { + String tableName = CacheUtil.schemaName(facets); + cachedResult = (E) sessionOps.checkCache(tableName, facets); + Class iface = MappingUtil.getMappingInterface(cachedResult); + if (cachedResult != null) { + E result = null; + try { + if (Drafted.class.isAssignableFrom(iface)) { + result = cachedResult; + } else { + result = MappingUtil.clone(cachedResult); + } + resultStream = Stream.of(result); + sessionCacheHits.mark(); + cacheHits.mark(); + uow.recordCacheAndDatabaseOperationCount(1, 0); + } catch (CloneNotSupportedException e) { + resultStream = null; + sessionCacheMiss.mark(); + uow.recordCacheAndDatabaseOperationCount(-1, 0); + } finally { + if (result != null) { + updateCache = true; + } else { + updateCache = false; + } + } + } else { + updateCache = false; + sessionCacheMiss.mark(); + cacheMiss.mark(); + uow.recordCacheAndDatabaseOperationCount(-1, 0); + } + } else { + updateCache = false; + } } - } + } else { + //TODO(gburd): look in statement cache for results + updateCache = false; //true; + cacheMiss.mark(); + uow.recordCacheAndDatabaseOperationCount(-1, 0); } } else { updateCache = false; @@ -172,15 +209,8 @@ public abstract class AbstractStreamOperation extends AbstractOperation propertyNames = values.stream() + List columnNames = values.stream() .map(t -> t._1.getProperty()) .filter(prop -> { switch (prop.getColumnType()) { @@ -279,12 +279,12 @@ public final class InsertOperation extends AbstractOperation prop.getColumnName().toCql(false)) .collect(Collectors.toList()); - if (propertyNames.size() > 0) { + if (columnNames.size() > 0) { if (ttl != null) { - propertyNames.forEach(name -> pojo.put(CacheUtil.ttlKey(name), ttl)); + columnNames.forEach(name -> pojo.put(CacheUtil.ttlKey(name), ttl)); } if (writeTime != 0L) { - propertyNames.forEach(name -> pojo.put(CacheUtil.writeTimeKey(name), writeTime)); + columnNames.forEach(name -> pojo.put(CacheUtil.writeTimeKey(name), writeTime)); } } } diff --git a/src/main/java/net/helenus/core/reflect/MapExportable.java b/src/main/java/net/helenus/core/reflect/MapExportable.java index d4af618..e614580 100644 --- a/src/main/java/net/helenus/core/reflect/MapExportable.java +++ b/src/main/java/net/helenus/core/reflect/MapExportable.java @@ -15,6 +15,8 @@ */ package net.helenus.core.reflect; +import net.helenus.core.Getter; + import java.util.Map; public interface MapExportable { @@ -24,4 +26,6 @@ public interface MapExportable { Map toMap(); default Map toMap(boolean mutable) { return null; } default void put(String key, Object value) { } + default void put(Getter getter, T value) { } + } diff --git a/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java b/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java index d52b6b2..0bf2e4b 100644 --- a/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java +++ b/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java @@ -107,12 +107,21 @@ public class MapperInvocationHandler implements InvocationHandler, Serializab } if (MapExportable.PUT_METHOD.equals(methodName) && method.getParameterCount() == 2) { - final String key = (String)args[0]; - final Object value = (Object)args[1]; - if (src instanceof ValueProviderMap) { - this.src = fromValueProviderMap(src); + final String key; + if (args[0] instanceof String) { + key = (String) args[0]; + } else if (args[0] instanceof Getter) { + key = MappingUtil.resolveMappingProperty((Getter)args[0]).getProperty().getPropertyName(); + } else { + key = null; + } + if (key != null) { + final Object value = (Object) args[1]; + if (src instanceof ValueProviderMap) { + this.src = fromValueProviderMap(src); + } + src.put(key, value); } - src.put(key, value); return null; } diff --git a/src/test/java/net/helenus/test/integration/core/draft/EntityDraftBuilderTest.java b/src/test/java/net/helenus/test/integration/core/draft/EntityDraftBuilderTest.java index 88da2b0..3a8d96a 100644 --- a/src/test/java/net/helenus/test/integration/core/draft/EntityDraftBuilderTest.java +++ b/src/test/java/net/helenus/test/integration/core/draft/EntityDraftBuilderTest.java @@ -21,9 +21,11 @@ import java.io.*; import java.util.ArrayList; import java.util.HashMap; import java.util.HashSet; +import java.util.UUID; import java.util.concurrent.TimeoutException; import net.helenus.core.Helenus; import net.helenus.core.HelenusSession; +import net.helenus.core.UnitOfWork; import net.helenus.test.integration.build.AbstractEmbeddedCassandraTest; import org.junit.Assert; import org.junit.BeforeClass; @@ -34,6 +36,8 @@ public class EntityDraftBuilderTest extends AbstractEmbeddedCassandraTest { static Supply supply; static HelenusSession session; static Supply.Draft draft = null; + static UUID id = null; + static String region = null; @BeforeClass public static void beforeTest() throws TimeoutException { @@ -68,25 +72,28 @@ public class EntityDraftBuilderTest extends AbstractEmbeddedCassandraTest { }); Supply s1 = session.insert(draft).sync(); + id = s1.id(); + region = s1.region(); } @Test public void testFoo() throws Exception { - Supply s1 = - session - .select(Supply.class) - .where(supply::id, eq(draft.id())) - .single() - .sync() - .orElse(null); + Supply s1 = session + .select(Supply.class) + .where(supply::id, eq(id)) + .and(supply::region, eq(region)) + .single() + .sync() + .orElse(null); + + // List + Supply s2 = session + .update(s1.update()) + .and(supply::region, eq(region)) + .prepend(supply::suppliers, "Pignose Supply, LLC.") + .sync(); - // List - Supply s2 = - session - .update(s1.update()) - .prepend(supply::suppliers, "Pignose Supply, LLC.") - .sync(); Assert.assertEquals(s2.suppliers().get(0), "Pignose Supply, LLC."); // Set @@ -99,6 +106,58 @@ public class EntityDraftBuilderTest extends AbstractEmbeddedCassandraTest { Assert.assertEquals((long) s4.demand().get("NORAM"), 10L); } + @Test + public void testDraftMergeInNestedUow() throws Exception { + Supply s1, s2, s3, s4, s5; + Supply.Draft d1; + + s1 = session + .select(Supply.class) + .where(supply::id, eq(id)) + .and(supply::region, eq(region)) + .single() + .sync() + .orElse(null); + + try(UnitOfWork uow1 = session.begin()) { + s2 = session + .select(Supply.class) + .where(supply::id, eq(id)) + .and(supply::region, eq(region)) + .single() + .sync(uow1) + .orElse(null); + + try(UnitOfWork uow2 = session.begin(uow1)) { + s3 = session + .select(Supply.class) + .where(supply::id, eq(id)) + .and(supply::region, eq(region)) + .single() + .sync(uow2) + .orElse(null); + + d1 = s3.update() + .setCode("WIDGET-002-UPDATED"); + + s4 = session.update(d1) + .usingTtl(20) + .defaultTimestamp(System.currentTimeMillis()) + .sync(uow2); + + uow2.commit(); + } + + s5 = session + .select(Supply.class) + .where(supply::id, eq(id)) + .and(supply::region, eq(region)) + .single() + .sync(uow1) + .orElse(null); + } + } + @Test public void testSerialization() throws Exception { Supply s1, s2; diff --git a/src/test/java/net/helenus/test/integration/core/draft/Inventory.java b/src/test/java/net/helenus/test/integration/core/draft/Inventory.java index 4a85184..f9e3047 100644 --- a/src/test/java/net/helenus/test/integration/core/draft/Inventory.java +++ b/src/test/java/net/helenus/test/integration/core/draft/Inventory.java @@ -4,11 +4,13 @@ import java.util.Map; import java.util.UUID; import net.helenus.core.AbstractAuditedEntityDraft; import net.helenus.core.Helenus; +import net.helenus.core.reflect.Drafted; +import net.helenus.core.reflect.Entity; import net.helenus.core.reflect.MapExportable; import net.helenus.mapping.annotation.*; @Table -public interface Inventory { +public interface Inventory extends Entity, Drafted { static Inventory inventory = Helenus.dsl(Inventory.class); diff --git a/src/test/java/net/helenus/test/integration/core/draft/Supply.java b/src/test/java/net/helenus/test/integration/core/draft/Supply.java index b7134ff..7a28ad2 100644 --- a/src/test/java/net/helenus/test/integration/core/draft/Supply.java +++ b/src/test/java/net/helenus/test/integration/core/draft/Supply.java @@ -7,11 +7,15 @@ import java.util.Set; import java.util.UUID; import net.helenus.core.AbstractEntityDraft; import net.helenus.core.Helenus; +import net.helenus.core.annotation.Cacheable; +import net.helenus.core.reflect.Drafted; +import net.helenus.core.reflect.Entity; import net.helenus.core.reflect.MapExportable; import net.helenus.mapping.annotation.*; @Table -public interface Supply { +@Cacheable +public interface Supply extends Entity, Drafted { static Supply supply = Helenus.dsl(Supply.class); diff --git a/src/test/java/net/helenus/test/integration/core/simple/SimpleUserTest.java b/src/test/java/net/helenus/test/integration/core/simple/SimpleUserTest.java index 341f4f7..4294345 100644 --- a/src/test/java/net/helenus/test/integration/core/simple/SimpleUserTest.java +++ b/src/test/java/net/helenus/test/integration/core/simple/SimpleUserTest.java @@ -207,6 +207,20 @@ public class SimpleUserTest extends AbstractEmbeddedCassandraTest { Assert.assertEquals(0L, cnt); } + public void testFunTuple() throws TimeoutException { + Fun.Tuple1 tf = session + .select(user::name) + .where(user::id, eq(100L)) + .single() + .sync() + .orElse(null); + if (tf != null) { + Assert.assertEquals(Fun.class, tf.getClass().getEnclosingClass()); + String name = tf._1; + Assert.assertEquals("greg", name); + } + } + public void testZipkin() throws TimeoutException { session .update() diff --git a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java index 3615bac..bbdeb83 100644 --- a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java +++ b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java @@ -28,6 +28,7 @@ import net.helenus.core.HelenusSession; import net.helenus.core.UnitOfWork; import net.helenus.core.annotation.Cacheable; import net.helenus.core.reflect.Entity; +import net.helenus.core.reflect.MapExportable; import net.helenus.mapping.annotation.Constraints; import net.helenus.mapping.annotation.Index; import net.helenus.mapping.annotation.PartitionKey; @@ -125,14 +126,13 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { @Test public void testSelectAfterNestedSelect() throws Exception { - Widget w1, w2, w3, w4; + Widget w1, w1a, w2, w3, w4; UUID key1 = UUIDs.timeBased(); UUID key2 = UUIDs.timeBased(); // This should inserted Widget, and not cache it in uow1. try (UnitOfWork uow1 = session.begin()) { - w1 = - session + w1 = session .insert(widget) .value(widget::id, key1) .value(widget::name, RandomString.make(20)) @@ -144,9 +144,18 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { try (UnitOfWork uow2 = session.begin(uow1)) { + // A "SELECT * FROM widget" query does not contain enough information to fetch an item from cache. + // This will miss, until we implement a statement cache. + w1a = session + .selectAll(Widget.class) + .sync(uow2) + .filter(w -> w.id().equals(key1)) + .findFirst() + .orElse(null); + Assert.assertTrue(w1.equals(w1a)); + // This should read from uow1's cache and return the same Widget. - w2 = - session + w2 = session .select(widget) .where(widget::id, eq(key1)) .single() @@ -155,8 +164,7 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { Assert.assertEquals(w1, w2); - w3 = - session + w3 = session .insert(widget) .value(widget::id, key2) .value(widget::name, RandomString.make(20)) @@ -174,8 +182,7 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { } // This should read from the cache and get the same instance of a Widget. - w4 = - session + w4 = session .select(widget) .where(widget::a, eq(w3.a())) .and(widget::b, eq(w3.b())) From c025dc35a763bd4baa63be120cb01787f5d6c606 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Sun, 12 Nov 2017 20:14:31 -0500 Subject: [PATCH 14/55] Formatting. --- .../core/AbstractSessionOperations.java | 1 - .../net/helenus/core/AbstractUnitOfWork.java | 56 ++-- src/main/java/net/helenus/core/Filter.java | 3 +- .../java/net/helenus/core/HelenusSession.java | 33 ++- .../net/helenus/core/TableOperations.java | 6 +- .../java/net/helenus/core/UnitOfWork.java | 2 - .../net/helenus/core/cache/BoundFacet.java | 4 +- .../net/helenus/core/cache/CacheUtil.java | 244 +++++++++--------- .../java/net/helenus/core/cache/Facet.java | 9 +- .../AbstractFilterStreamOperation.java | 12 +- .../core/operation/AbstractOperation.java | 19 +- .../operation/AbstractOptionalOperation.java | 144 ++++++----- .../operation/AbstractStatementOperation.java | 3 +- .../operation/AbstractStreamOperation.java | 152 +++++------ .../core/operation/BatchOperation.java | 191 ++++++++------ .../core/operation/InsertOperation.java | 175 +++++++------ .../net/helenus/core/operation/Operation.java | 35 ++- .../core/operation/SelectFirstOperation.java | 4 +- .../SelectFirstTransformingOperation.java | 4 +- .../core/operation/SelectOperation.java | 16 +- .../SelectTransformingOperation.java | 8 +- .../core/operation/UpdateOperation.java | 32 ++- .../java/net/helenus/core/reflect/Entity.java | 22 +- .../helenus/core/reflect/MapExportable.java | 13 +- .../core/reflect/MapperInvocationHandler.java | 49 ++-- .../helenus/mapping/HelenusMappingEntity.java | 6 +- .../java/net/helenus/mapping/MappingUtil.java | 37 +-- .../mapping/annotation/Constraints.java | 1 - .../mapping/validator/DistinctValidator.java | 1 - .../value/BeanColumnValueProvider.java | 3 +- .../mapping/value/RowColumnValueProvider.java | 3 +- .../mapping/value/ValueProviderMap.java | 6 +- .../core/draft/EntityDraftBuilderTest.java | 103 ++++---- .../integration/core/draft/Inventory.java | 2 - .../core/simple/SimpleUserTest.java | 18 +- .../core/unitofwork/UnitOfWorkTest.java | 154 ++++++----- .../helenus/test/unit/core/dsl/Account.java | 1 - 37 files changed, 874 insertions(+), 698 deletions(-) diff --git a/src/main/java/net/helenus/core/AbstractSessionOperations.java b/src/main/java/net/helenus/core/AbstractSessionOperations.java index 0cebb8f..4ff4072 100644 --- a/src/main/java/net/helenus/core/AbstractSessionOperations.java +++ b/src/main/java/net/helenus/core/AbstractSessionOperations.java @@ -25,7 +25,6 @@ import java.io.PrintStream; import java.util.List; import java.util.concurrent.Executor; import net.helenus.core.cache.Facet; -import net.helenus.core.operation.Operation; import net.helenus.mapping.value.ColumnValuePreparer; import net.helenus.mapping.value.ColumnValueProvider; import net.helenus.support.Either; diff --git a/src/main/java/net/helenus/core/AbstractUnitOfWork.java b/src/main/java/net/helenus/core/AbstractUnitOfWork.java index 077b3e8..c3cc0fb 100644 --- a/src/main/java/net/helenus/core/AbstractUnitOfWork.java +++ b/src/main/java/net/helenus/core/AbstractUnitOfWork.java @@ -17,8 +17,6 @@ package net.helenus.core; import static net.helenus.core.HelenusSession.deleted; -import com.datastax.driver.core.BatchStatement; -import com.datastax.driver.core.ResultSet; import com.diffplug.common.base.Errors; import com.google.common.base.Stopwatch; import com.google.common.collect.HashBasedTable; @@ -223,9 +221,9 @@ public abstract class AbstractUnitOfWork try { Class iface = MappingUtil.getMappingInterface(r); if (Drafted.class.isAssignableFrom(iface)) { - cacheUpdate(r, facets); + cacheUpdate(r, facets); } else { - cacheUpdate(MappingUtil.clone(r), facets); + cacheUpdate(MappingUtil.clone(r), facets); } } catch (CloneNotSupportedException e) { result = Optional.empty(); @@ -235,11 +233,11 @@ public abstract class AbstractUnitOfWork } private Optional checkParentCache(List facets) { - Optional result = Optional.empty(); - if (parent != null) { - result = parent.checkParentCache(facets); - } - return result; + Optional result = Optional.empty(); + if (parent != null) { + result = parent.checkParentCache(facets); + } + return result; } @Override @@ -285,8 +283,7 @@ public abstract class AbstractUnitOfWork if (!facet.fixed()) { if (facet.alone()) { String columnName = facet.name() + "==" + facet.value(); - if (result == null) - result = cache.get(tableName, columnName); + if (result == null) result = cache.get(tableName, columnName); cache.put(tableName, columnName, Either.left(value)); } } @@ -314,8 +311,8 @@ public abstract class AbstractUnitOfWork public PostCommitFunction commit() throws E, TimeoutException { if (batch != null) { - committedAt = batch.sync(this); - //TODO(gburd) update cache with writeTime... + committedAt = batch.sync(this); + //TODO(gburd) update cache with writeTime... } // All nested UnitOfWork should be committed (not aborted) before calls to @@ -387,14 +384,14 @@ public abstract class AbstractUnitOfWork } private void addBatched(BatchOperation batch) { - if (this.batch == null) { - this.batch = batch; - } else { - this.batch.addAll(batch); - } + if (this.batch == null) { + this.batch = batch; + } else { + this.batch.addAll(batch); + } } - /* Explicitly discard the work and mark it as as such in the log. */ + /* Explicitly discard the work and mark it as as such in the log. */ public synchronized void abort() { TreeTraverser> traverser = TreeTraverser.using(node -> node::getChildNodes); @@ -418,13 +415,18 @@ public abstract class AbstractUnitOfWork private void mergeCache(Table>> from) { Table>> to = this.cache; from.rowMap() - .forEach((rowKey, columnMap) -> { - columnMap.forEach((columnKey, value) -> { - if (to.contains(rowKey, columnKey)) { - to.put(rowKey, columnKey, Either.left( + .forEach( + (rowKey, columnMap) -> { + columnMap.forEach( + (columnKey, value) -> { + if (to.contains(rowKey, columnKey)) { + to.put( + rowKey, + columnKey, + Either.left( CacheUtil.merge( - to.get(rowKey, columnKey).getLeft(), - from.get(rowKey, columnKey).getLeft()))); + to.get(rowKey, columnKey).getLeft(), + from.get(rowKey, columnKey).getLeft()))); } else { to.put(rowKey, columnKey, from.get(rowKey, columnKey)); } @@ -453,5 +455,7 @@ public abstract class AbstractUnitOfWork return committed; } - public long committedAt() { return committedAt; } + public long committedAt() { + return committedAt; + } } diff --git a/src/main/java/net/helenus/core/Filter.java b/src/main/java/net/helenus/core/Filter.java index 50761c4..fc5534f 100644 --- a/src/main/java/net/helenus/core/Filter.java +++ b/src/main/java/net/helenus/core/Filter.java @@ -79,7 +79,8 @@ public final class Filter { return new Filter(node, postulate); } - public static Filter create(Getter getter, HelenusPropertyNode node, Postulate postulate) { + public static Filter create( + Getter getter, HelenusPropertyNode node, Postulate postulate) { Objects.requireNonNull(getter, "empty getter"); Objects.requireNonNull(postulate, "empty operator"); return new Filter(node, postulate); diff --git a/src/main/java/net/helenus/core/HelenusSession.java b/src/main/java/net/helenus/core/HelenusSession.java index a7b09cf..42d6bf9 100644 --- a/src/main/java/net/helenus/core/HelenusSession.java +++ b/src/main/java/net/helenus/core/HelenusSession.java @@ -256,7 +256,8 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab .collect(Collectors.toList()); for (Object pojo : items) { HelenusEntity entity = Helenus.resolve(MappingUtil.getMappingInterface(pojo)); - Map valueMap = pojo instanceof MapExportable ? ((MapExportable) pojo).toMap() : null; + Map valueMap = + pojo instanceof MapExportable ? ((MapExportable) pojo).toMap() : null; if (entity.isCacheable()) { List boundFacets = new ArrayList<>(); for (Facet facet : entity.getFacets()) { @@ -265,9 +266,11 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab UnboundFacet.Binder binder = unboundFacet.binder(); unboundFacet .getProperties() - .forEach(prop -> { + .forEach( + prop -> { if (valueMap == null) { - Object value = BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop); + Object value = + BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop); binder.setValueForProperty(prop, value.toString()); } else { Object v = valueMap.get(prop.getPropertyName()); @@ -390,7 +393,9 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab HelenusEntity entity = Helenus.resolve(pojo); Class entityClass = entity.getMappingInterface(); - return new SelectOperation(this, entity, + return new SelectOperation( + this, + entity, (r) -> { Map map = new ValueProviderMap(r, valueProvider, entity); return (E) Helenus.map(entityClass, map); @@ -402,7 +407,9 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab ColumnValueProvider valueProvider = getValueProvider(); HelenusEntity entity = Helenus.entity(entityClass); - return new SelectOperation(this, entity, + return new SelectOperation( + this, + entity, (r) -> { Map map = new ValueProviderMap(r, valueProvider, entity); return (E) Helenus.map(entityClass, map); @@ -417,7 +424,9 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab Objects.requireNonNull(entityClass, "entityClass is empty"); HelenusEntity entity = Helenus.entity(entityClass); - return new SelectOperation(this, entity, + return new SelectOperation( + this, + entity, (r) -> { Map map = new ValueProviderMap(r, valueProvider, entity); return (E) Helenus.map(entityClass, map); @@ -425,7 +434,8 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab } public SelectOperation selectAll(E pojo) { - Objects.requireNonNull(pojo, "supplied object must be a dsl for a registered entity but cannot be null"); + Objects.requireNonNull( + pojo, "supplied object must be a dsl for a registered entity but cannot be null"); HelenusEntity entity = Helenus.resolve(pojo); return new SelectOperation(this, entity); } @@ -440,7 +450,8 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab Objects.requireNonNull(getter1, "field 1 is empty"); HelenusPropertyNode p1 = MappingUtil.resolveMappingProperty(getter1); - return new SelectOperation>(this, new Mappers.Mapper1(getValueProvider(), p1), p1); + return new SelectOperation>( + this, new Mappers.Mapper1(getValueProvider(), p1), p1); } public SelectOperation> select(Getter getter1, Getter getter2) { @@ -449,7 +460,8 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab HelenusPropertyNode p1 = MappingUtil.resolveMappingProperty(getter1); HelenusPropertyNode p2 = MappingUtil.resolveMappingProperty(getter2); - return new SelectOperation>(this, new Mappers.Mapper2(getValueProvider(), p1, p2), p1, p2); + return new SelectOperation>( + this, new Mappers.Mapper2(getValueProvider(), p1, p2), p1, p2); } public SelectOperation> select( @@ -723,7 +735,8 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab } public InsertOperation upsert(T pojo) { - Objects.requireNonNull(pojo, + Objects.requireNonNull( + pojo, "supplied object must be either an instance of the entity class or a dsl for it, but cannot be null"); HelenusEntity entity = null; try { diff --git a/src/main/java/net/helenus/core/TableOperations.java b/src/main/java/net/helenus/core/TableOperations.java index 5bcdc8c..e6ce20e 100644 --- a/src/main/java/net/helenus/core/TableOperations.java +++ b/src/main/java/net/helenus/core/TableOperations.java @@ -77,14 +77,16 @@ public final class TableOperations { } public void createView(HelenusEntity entity) { - sessionOps.execute(SchemaUtil.createMaterializedView( + sessionOps.execute( + SchemaUtil.createMaterializedView( sessionOps.usingKeyspace(), entity.getName().toCql(), entity)); // executeBatch(SchemaUtil.createIndexes(entity)); NOTE: Unfortunately C* 3.10 does not yet support 2i on materialized views. } public void dropView(HelenusEntity entity) { sessionOps.execute( - SchemaUtil.dropMaterializedView(sessionOps.usingKeyspace(), entity.getName().toCql(), entity)); + SchemaUtil.dropMaterializedView( + sessionOps.usingKeyspace(), entity.getName().toCql(), entity)); } public void updateView(TableMetadata tmd, HelenusEntity entity) { diff --git a/src/main/java/net/helenus/core/UnitOfWork.java b/src/main/java/net/helenus/core/UnitOfWork.java index d10e864..aa133d3 100644 --- a/src/main/java/net/helenus/core/UnitOfWork.java +++ b/src/main/java/net/helenus/core/UnitOfWork.java @@ -15,12 +15,10 @@ */ package net.helenus.core; -import com.datastax.driver.core.Statement; import com.google.common.base.Stopwatch; import java.util.List; import java.util.Optional; import java.util.concurrent.TimeoutException; - import net.helenus.core.cache.Facet; import net.helenus.core.operation.AbstractOperation; diff --git a/src/main/java/net/helenus/core/cache/BoundFacet.java b/src/main/java/net/helenus/core/cache/BoundFacet.java index d019665..648818c 100644 --- a/src/main/java/net/helenus/core/cache/BoundFacet.java +++ b/src/main/java/net/helenus/core/cache/BoundFacet.java @@ -30,7 +30,9 @@ public class BoundFacet extends Facet { this.properties.put(property, value); } - public Set getProperties() { return properties.keySet(); } + public Set getProperties() { + return properties.keySet(); + } public BoundFacet(String name, Map properties) { super( diff --git a/src/main/java/net/helenus/core/cache/CacheUtil.java b/src/main/java/net/helenus/core/cache/CacheUtil.java index 0495c7a..b3c9a91 100644 --- a/src/main/java/net/helenus/core/cache/CacheUtil.java +++ b/src/main/java/net/helenus/core/cache/CacheUtil.java @@ -1,5 +1,10 @@ package net.helenus.core.cache; +import java.util.ArrayList; +import java.util.Arrays; +import java.util.List; +import java.util.Map; +import java.util.stream.Collectors; import net.helenus.core.Helenus; import net.helenus.core.reflect.Entity; import net.helenus.core.reflect.MapExportable; @@ -7,13 +12,6 @@ import net.helenus.mapping.HelenusEntity; import net.helenus.mapping.HelenusProperty; import net.helenus.mapping.MappingUtil; import net.helenus.mapping.value.BeanColumnValueProvider; -import net.helenus.support.HelenusException; - -import java.util.ArrayList; -import java.util.Arrays; -import java.util.List; -import java.util.Map; -import java.util.stream.Collectors; public class CacheUtil { @@ -28,7 +26,8 @@ public class CacheUtil { return out; } - private static void kCombinations(List items, int n, int k, String[] arr, List out) { + private static void kCombinations( + List items, int n, int k, String[] arr, List out) { if (k == 0) { out.add(arr.clone()); } else { @@ -41,11 +40,12 @@ public class CacheUtil { public static List flatKeys(String table, List facets) { return flattenFacets(facets) - .stream() - .map(combination -> { + .stream() + .map( + combination -> { return table + "." + Arrays.toString(combination); }) - .collect(Collectors.toList()); + .collect(Collectors.toList()); } public static List flattenFacets(List facets) { @@ -61,130 +61,136 @@ public class CacheUtil { }) .collect(Collectors.toList())); // TODO(gburd): rework so as to not generate the combinations at all rather than filter - facets = facets.stream() + facets = + facets + .stream() .filter(f -> !f.fixed()) .filter(f -> !f.alone() || !f.combined()) .collect(Collectors.toList()); for (Facet facet : facets) { - combinations = combinations + combinations = + combinations .stream() - .filter(combo -> { - // When used alone, this facet is not distinct so don't use it as a key. - if (combo.length == 1) { - if (!facet.alone() && combo[0].startsWith(facet.name() + "==")) { - return false; - } - } else { - if (!facet.combined()) { - for (String c : combo) { - // Don't use this facet in combination with others to create keys. - if (c.startsWith(facet.name() + "==")) { + .filter( + combo -> { + // When used alone, this facet is not distinct so don't use it as a key. + if (combo.length == 1) { + if (!facet.alone() && combo[0].startsWith(facet.name() + "==")) { return false; } + } else { + if (!facet.combined()) { + for (String c : combo) { + // Don't use this facet in combination with others to create keys. + if (c.startsWith(facet.name() + "==")) { + return false; + } + } + } } - } - } - return true; - }) + return true; + }) .collect(Collectors.toList()); } return combinations; } - /** - * Merge changed values in the map behind `from` into `to`. - */ + /** Merge changed values in the map behind `from` into `to`. */ public static Object merge(Object t, Object f) { - HelenusEntity entity = Helenus.resolve(MappingUtil.getMappingInterface(t)); + HelenusEntity entity = Helenus.resolve(MappingUtil.getMappingInterface(t)); - if (t == f) return t; - if (f == null) return t; - if (t == null) return f; + if (t == f) return t; + if (f == null) return t; + if (t == null) return f; - if (t instanceof MapExportable && t instanceof Entity && f instanceof MapExportable && f instanceof Entity) { - Entity to = (Entity) t; - Entity from = (Entity) f; - Map toValueMap = ((MapExportable) to).toMap(); - Map fromValueMap = ((MapExportable) from).toMap(); - for (HelenusProperty prop : entity.getOrderedProperties()) { - switch (prop.getColumnType()) { - case PARTITION_KEY: - case CLUSTERING_COLUMN: - continue; - default: - Object toVal = BeanColumnValueProvider.INSTANCE.getColumnValue(to, -1, prop, false); - Object fromVal = BeanColumnValueProvider.INSTANCE.getColumnValue(from, -1, prop, false); - String ttlKey = ttlKey(prop); - String writeTimeKey = writeTimeKey(prop); - int[] toTtlI = (int[]) toValueMap.get(ttlKey); - int toTtl = (toTtlI != null) ? toTtlI[0] : 0; - Long toWriteTime = (Long) toValueMap.get(writeTimeKey); - int[] fromTtlI = (int[]) fromValueMap.get(ttlKey); - int fromTtl = (fromTtlI != null) ? fromTtlI[0] : 0; - Long fromWriteTime = (Long) fromValueMap.get(writeTimeKey); + if (t instanceof MapExportable + && t instanceof Entity + && f instanceof MapExportable + && f instanceof Entity) { + Entity to = (Entity) t; + Entity from = (Entity) f; + Map toValueMap = ((MapExportable) to).toMap(); + Map fromValueMap = ((MapExportable) from).toMap(); + for (HelenusProperty prop : entity.getOrderedProperties()) { + switch (prop.getColumnType()) { + case PARTITION_KEY: + case CLUSTERING_COLUMN: + continue; + default: + Object toVal = BeanColumnValueProvider.INSTANCE.getColumnValue(to, -1, prop, false); + Object fromVal = BeanColumnValueProvider.INSTANCE.getColumnValue(from, -1, prop, false); + String ttlKey = ttlKey(prop); + String writeTimeKey = writeTimeKey(prop); + int[] toTtlI = (int[]) toValueMap.get(ttlKey); + int toTtl = (toTtlI != null) ? toTtlI[0] : 0; + Long toWriteTime = (Long) toValueMap.get(writeTimeKey); + int[] fromTtlI = (int[]) fromValueMap.get(ttlKey); + int fromTtl = (fromTtlI != null) ? fromTtlI[0] : 0; + Long fromWriteTime = (Long) fromValueMap.get(writeTimeKey); - if (toVal != null) { - if (fromVal != null) { - if (toVal == fromVal) { - // Case: object identity - // Goal: ensure write time and ttl are also in sync - if (fromWriteTime != null && fromWriteTime != 0L && - (toWriteTime == null || fromWriteTime > toWriteTime)) { - ((MapExportable) to).put(writeTimeKey, fromWriteTime); - } - if (fromTtl > 0 && fromTtl > toTtl) { - ((MapExportable) to).put(ttlKey, fromTtl); - } - } else if (fromWriteTime != null && fromWriteTime != 0L) { - // Case: to exists and from exists - // Goal: copy over from -> to iff from.writeTime > to.writeTime - if (toWriteTime != null && toWriteTime != 0L) { - if (fromWriteTime > toWriteTime) { - ((MapExportable) to).put(prop.getPropertyName(), fromVal); - ((MapExportable) to).put(writeTimeKey, fromWriteTime); - if (fromTtl > 0) { - ((MapExportable) to).put(ttlKey, fromTtl); - } - } - } else { - ((MapExportable) to).put(prop.getPropertyName(), fromVal); - ((MapExportable) to).put(writeTimeKey, fromWriteTime); - if (fromTtl > 0) { - ((MapExportable) to).put(ttlKey, fromTtl); - } - } - } else { - if (toWriteTime == null || toWriteTime == 0L) { - // Caution, entering grey area... - if (!toVal.equals(fromVal)) { - // dangerous waters here, values diverge without information that enables resolution, - // policy (for now) is to move value from -> to anyway. - ((MapExportable) to).put(prop.getPropertyName(), fromVal); - if (fromTtl > 0) { - ((MapExportable) to).put(ttlKey, fromTtl); - } - } - } - } - } - } else { - // Case: from exists, but to doesn't (it's null) - // Goal: copy over from -> to, include ttl and writeTime if present - if (fromVal != null) { - ((MapExportable) to).put(prop.getPropertyName(), fromVal); - if (fromWriteTime != null && fromWriteTime != 0L) { - ((MapExportable) to).put(writeTimeKey, fromWriteTime); - } - if (fromTtl > 0) { - ((MapExportable) to).put(ttlKey, fromTtl); - } - } + if (toVal != null) { + if (fromVal != null) { + if (toVal == fromVal) { + // Case: object identity + // Goal: ensure write time and ttl are also in sync + if (fromWriteTime != null + && fromWriteTime != 0L + && (toWriteTime == null || fromWriteTime > toWriteTime)) { + ((MapExportable) to).put(writeTimeKey, fromWriteTime); } + if (fromTtl > 0 && fromTtl > toTtl) { + ((MapExportable) to).put(ttlKey, fromTtl); + } + } else if (fromWriteTime != null && fromWriteTime != 0L) { + // Case: to exists and from exists + // Goal: copy over from -> to iff from.writeTime > to.writeTime + if (toWriteTime != null && toWriteTime != 0L) { + if (fromWriteTime > toWriteTime) { + ((MapExportable) to).put(prop.getPropertyName(), fromVal); + ((MapExportable) to).put(writeTimeKey, fromWriteTime); + if (fromTtl > 0) { + ((MapExportable) to).put(ttlKey, fromTtl); + } + } + } else { + ((MapExportable) to).put(prop.getPropertyName(), fromVal); + ((MapExportable) to).put(writeTimeKey, fromWriteTime); + if (fromTtl > 0) { + ((MapExportable) to).put(ttlKey, fromTtl); + } + } + } else { + if (toWriteTime == null || toWriteTime == 0L) { + // Caution, entering grey area... + if (!toVal.equals(fromVal)) { + // dangerous waters here, values diverge without information that enables resolution, + // policy (for now) is to move value from -> to anyway. + ((MapExportable) to).put(prop.getPropertyName(), fromVal); + if (fromTtl > 0) { + ((MapExportable) to).put(ttlKey, fromTtl); + } + } + } + } } - } - return to; + } else { + // Case: from exists, but to doesn't (it's null) + // Goal: copy over from -> to, include ttl and writeTime if present + if (fromVal != null) { + ((MapExportable) to).put(prop.getPropertyName(), fromVal); + if (fromWriteTime != null && fromWriteTime != 0L) { + ((MapExportable) to).put(writeTimeKey, fromWriteTime); + } + if (fromTtl > 0) { + ((MapExportable) to).put(ttlKey, fromTtl); + } + } + } + } } - return t; + return to; + } + return t; } public static String schemaName(List facets) { @@ -196,16 +202,18 @@ public class CacheUtil { } public static String writeTimeKey(HelenusProperty prop) { - return writeTimeKey(prop.getColumnName().toCql(false)); + return writeTimeKey(prop.getColumnName().toCql(false)); } public static String ttlKey(HelenusProperty prop) { - return ttlKey(prop.getColumnName().toCql(false)); + return ttlKey(prop.getColumnName().toCql(false)); } public static String writeTimeKey(String columnName) { return "_" + columnName + "_writeTime"; } - public static String ttlKey(String columnName) { return "_" + columnName + "_ttl"; } + public static String ttlKey(String columnName) { + return "_" + columnName + "_ttl"; + } } diff --git a/src/main/java/net/helenus/core/cache/Facet.java b/src/main/java/net/helenus/core/cache/Facet.java index f33d942..a363fa9 100644 --- a/src/main/java/net/helenus/core/cache/Facet.java +++ b/src/main/java/net/helenus/core/cache/Facet.java @@ -58,6 +58,11 @@ public class Facet { this.combined = combined; } - public boolean alone() { return alone; } - public boolean combined() { return combined; } + public boolean alone() { + return alone; + } + + public boolean combined() { + return combined; + } } diff --git a/src/main/java/net/helenus/core/operation/AbstractFilterStreamOperation.java b/src/main/java/net/helenus/core/operation/AbstractFilterStreamOperation.java index 0f64bf6..2f707a9 100644 --- a/src/main/java/net/helenus/core/operation/AbstractFilterStreamOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractFilterStreamOperation.java @@ -22,7 +22,8 @@ import java.util.Map; import net.helenus.core.*; import net.helenus.mapping.HelenusProperty; -public abstract class AbstractFilterStreamOperation> +public abstract class AbstractFilterStreamOperation< + E, O extends AbstractFilterStreamOperation> extends AbstractStreamOperation { protected Map> filters = null; @@ -41,8 +42,7 @@ public abstract class AbstractFilterStreamOperation O where(Getter getter, Operator operator, V val) { - if (val != null) - addFilter(Filter.create(getter, operator, val)); + if (val != null) addFilter(Filter.create(getter, operator, val)); return (O) this; } @@ -63,8 +63,7 @@ public abstract class AbstractFilterStreamOperation O and(Getter getter, Operator operator, V val) { - if (val != null) - addFilter(Filter.create(getter, operator, val)); + if (val != null) addFilter(Filter.create(getter, operator, val)); return (O) this; } @@ -85,8 +84,7 @@ public abstract class AbstractFilterStreamOperation O onlyIf(Getter getter, Operator operator, V val) { - if (val != null) - addIfFilter(Filter.create(getter, operator, val)); + if (val != null) addIfFilter(Filter.create(getter, operator, val)); return (O) this; } diff --git a/src/main/java/net/helenus/core/operation/AbstractOperation.java b/src/main/java/net/helenus/core/operation/AbstractOperation.java index 57133b5..9d12a52 100644 --- a/src/main/java/net/helenus/core/operation/AbstractOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractOperation.java @@ -20,8 +20,6 @@ import com.datastax.driver.core.ResultSet; import java.util.concurrent.CompletableFuture; import java.util.concurrent.CompletionException; import java.util.concurrent.TimeoutException; - -import com.datastax.driver.core.Statement; import net.helenus.core.AbstractSessionOperations; import net.helenus.core.UnitOfWork; @@ -41,8 +39,15 @@ public abstract class AbstractOperation> public E sync() throws TimeoutException { final Timer.Context context = requestLatency.time(); try { - ResultSet resultSet = this.execute(sessionOps,null, traceContext, queryExecutionTimeout, queryTimeoutUnits, - showValues,false); + ResultSet resultSet = + this.execute( + sessionOps, + null, + traceContext, + queryExecutionTimeout, + queryTimeoutUnits, + showValues, + false); return transform(resultSet); } finally { context.stop(); @@ -54,7 +59,11 @@ public abstract class AbstractOperation> final Timer.Context context = requestLatency.time(); try { - ResultSet resultSet = execute(sessionOps, uow, traceContext, + ResultSet resultSet = + execute( + sessionOps, + uow, + traceContext, queryExecutionTimeout, queryTimeoutUnits, showValues, diff --git a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java index ab8172a..1292358 100644 --- a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java @@ -70,24 +70,24 @@ public abstract class AbstractOptionalOperation facets = bindFacetValues(); - if (facets != null && facets.size() > 0) { - if (facets.stream().filter(f -> !f.fixed()).distinct().count() > 0) { - String tableName = CacheUtil.schemaName(facets); - cacheResult = (E) sessionOps.checkCache(tableName, facets); - if (cacheResult != null) { - result = Optional.of(cacheResult); - updateCache = false; - sessionCacheHits.mark(); - cacheHits.mark(); - } else { - sessionCacheMiss.mark(); - cacheMiss.mark(); - } - } - } else { - //TODO(gburd): look in statement cache for results + List facets = bindFacetValues(); + if (facets != null && facets.size() > 0) { + if (facets.stream().filter(f -> !f.fixed()).distinct().count() > 0) { + String tableName = CacheUtil.schemaName(facets); + cacheResult = (E) sessionOps.checkCache(tableName, facets); + if (cacheResult != null) { + result = Optional.of(cacheResult); + updateCache = false; + sessionCacheHits.mark(); + cacheHits.mark(); + } else { + sessionCacheMiss.mark(); + cacheMiss.mark(); + } } + } else { + //TODO(gburd): look in statement cache for results + } } if (!result.isPresent()) { @@ -108,8 +108,9 @@ public abstract class AbstractOptionalOperation resultClass = r.getClass(); - if (!(resultClass.getEnclosingClass() != null && resultClass.getEnclosingClass() == Fun.class)) { + Class resultClass = r.getClass(); + if (!(resultClass.getEnclosingClass() != null + && resultClass.getEnclosingClass() == Fun.class)) { List facets = getFacets(); if (facets != null && facets.size() > 1) { sessionOps.updateCache(r, facets); @@ -137,57 +138,57 @@ public abstract class AbstractOptionalOperation facets = bindFacetValues(); if (facets != null && facets.size() > 0) { - if (facets.stream().filter(f -> !f.fixed()).distinct().count() > 0) { - cachedResult = checkCache(uow, facets); - if (cachedResult != null) { - updateCache = false; - result = Optional.of(cachedResult); - uowCacheHits.mark(); - cacheHits.mark(); - uow.recordCacheAndDatabaseOperationCount(1, 0); - } else { - uowCacheMiss.mark(); - if (isSessionCacheable()) { - String tableName = CacheUtil.schemaName(facets); - cachedResult = (E) sessionOps.checkCache(tableName, facets); - Class iface = MappingUtil.getMappingInterface(cachedResult); - if (cachedResult != null) { - try { - if (Drafted.class.isAssignableFrom(iface)) { - result = Optional.of(cachedResult); - } else { - result = Optional.of(MappingUtil.clone(cachedResult)); - } - sessionCacheHits.mark(); - cacheHits.mark(); - uow.recordCacheAndDatabaseOperationCount(1, 0); - } catch (CloneNotSupportedException e) { - result = Optional.empty(); - sessionCacheMiss.mark(); - cacheMiss.mark(); - uow.recordCacheAndDatabaseOperationCount(-1, 0); - } finally { - if (result.isPresent()) { - updateCache = true; - } else { - updateCache = false; - } - } - } else { - updateCache = false; - sessionCacheMiss.mark(); - cacheMiss.mark(); - uow.recordCacheAndDatabaseOperationCount(-1, 0); - } - } else { + if (facets.stream().filter(f -> !f.fixed()).distinct().count() > 0) { + cachedResult = checkCache(uow, facets); + if (cachedResult != null) { + updateCache = false; + result = Optional.of(cachedResult); + uowCacheHits.mark(); + cacheHits.mark(); + uow.recordCacheAndDatabaseOperationCount(1, 0); + } else { + uowCacheMiss.mark(); + if (isSessionCacheable()) { + String tableName = CacheUtil.schemaName(facets); + cachedResult = (E) sessionOps.checkCache(tableName, facets); + Class iface = MappingUtil.getMappingInterface(cachedResult); + if (cachedResult != null) { + try { + if (Drafted.class.isAssignableFrom(iface)) { + result = Optional.of(cachedResult); + } else { + result = Optional.of(MappingUtil.clone(cachedResult)); + } + sessionCacheHits.mark(); + cacheHits.mark(); + uow.recordCacheAndDatabaseOperationCount(1, 0); + } catch (CloneNotSupportedException e) { + result = Optional.empty(); + sessionCacheMiss.mark(); + cacheMiss.mark(); + uow.recordCacheAndDatabaseOperationCount(-1, 0); + } finally { + if (result.isPresent()) { + updateCache = true; + } else { updateCache = false; + } } + } else { + updateCache = false; + sessionCacheMiss.mark(); + cacheMiss.mark(); + uow.recordCacheAndDatabaseOperationCount(-1, 0); + } + } else { + updateCache = false; } + } } else { - //TODO(gburd): look in statement cache for results - cacheMiss.mark(); - uow.recordCacheAndDatabaseOperationCount(-1, 0); - updateCache = false; //true; + //TODO(gburd): look in statement cache for results + cacheMiss.mark(); + uow.recordCacheAndDatabaseOperationCount(-1, 0); + updateCache = false; //true; } } else { updateCache = false; @@ -210,8 +211,15 @@ public abstract class AbstractOptionalOperation uow, E pojo, List identifyingFacets) { List facets = new ArrayList<>(); - Map valueMap = pojo instanceof MapExportable ? ((MapExportable) pojo).toMap() : null; + Map valueMap = + pojo instanceof MapExportable ? ((MapExportable) pojo).toMap() : null; for (Facet facet : identifyingFacets) { if (facet instanceof UnboundFacet) { diff --git a/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java b/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java index 01f7242..609bbb5 100644 --- a/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java @@ -73,21 +73,21 @@ public abstract class AbstractStreamOperation facets = bindFacetValues(); if (facets != null && facets.size() > 0) { - if (facets.stream().filter(f -> !f.fixed()).distinct().count() > 0) { - String tableName = CacheUtil.schemaName(facets); - cacheResult = (E) sessionOps.checkCache(tableName, facets); - if (cacheResult != null) { - resultStream = Stream.of(cacheResult); - updateCache = false; - sessionCacheHits.mark(); - cacheHits.mark(); - } else { - sessionCacheMiss.mark(); - cacheMiss.mark(); - } + if (facets.stream().filter(f -> !f.fixed()).distinct().count() > 0) { + String tableName = CacheUtil.schemaName(facets); + cacheResult = (E) sessionOps.checkCache(tableName, facets); + if (cacheResult != null) { + resultStream = Stream.of(cacheResult); + updateCache = false; + sessionCacheHits.mark(); + cacheHits.mark(); } else { - //TODO(gburd): look in statement cache for results + sessionCacheMiss.mark(); + cacheMiss.mark(); } + } else { + //TODO(gburd): look in statement cache for results + } } } @@ -114,7 +114,8 @@ public abstract class AbstractStreamOperation { Class resultClass = result.getClass(); - if (!(resultClass.getEnclosingClass() != null && resultClass.getEnclosingClass() == Fun.class)) { + if (!(resultClass.getEnclosingClass() != null + && resultClass.getEnclosingClass() == Fun.class)) { sessionOps.updateCache(result, facets); } again.add(result); @@ -144,57 +145,57 @@ public abstract class AbstractStreamOperation facets = bindFacetValues(); if (facets != null && facets.size() > 0) { if (facets.stream().filter(f -> !f.fixed()).distinct().count() > 0) { - cachedResult = checkCache(uow, facets); - if (cachedResult != null) { - updateCache = false; - resultStream = Stream.of(cachedResult); - uowCacheHits.mark(); - cacheHits.mark(); - uow.recordCacheAndDatabaseOperationCount(1, 0); - } else { - uowCacheMiss.mark(); - if (isSessionCacheable()) { - String tableName = CacheUtil.schemaName(facets); - cachedResult = (E) sessionOps.checkCache(tableName, facets); - Class iface = MappingUtil.getMappingInterface(cachedResult); - if (cachedResult != null) { - E result = null; - try { - if (Drafted.class.isAssignableFrom(iface)) { - result = cachedResult; - } else { - result = MappingUtil.clone(cachedResult); - } - resultStream = Stream.of(result); - sessionCacheHits.mark(); - cacheHits.mark(); - uow.recordCacheAndDatabaseOperationCount(1, 0); - } catch (CloneNotSupportedException e) { - resultStream = null; - sessionCacheMiss.mark(); - uow.recordCacheAndDatabaseOperationCount(-1, 0); - } finally { - if (result != null) { - updateCache = true; - } else { - updateCache = false; - } - } - } else { - updateCache = false; - sessionCacheMiss.mark(); - cacheMiss.mark(); - uow.recordCacheAndDatabaseOperationCount(-1, 0); - } - } else { + cachedResult = checkCache(uow, facets); + if (cachedResult != null) { + updateCache = false; + resultStream = Stream.of(cachedResult); + uowCacheHits.mark(); + cacheHits.mark(); + uow.recordCacheAndDatabaseOperationCount(1, 0); + } else { + uowCacheMiss.mark(); + if (isSessionCacheable()) { + String tableName = CacheUtil.schemaName(facets); + cachedResult = (E) sessionOps.checkCache(tableName, facets); + Class iface = MappingUtil.getMappingInterface(cachedResult); + if (cachedResult != null) { + E result = null; + try { + if (Drafted.class.isAssignableFrom(iface)) { + result = cachedResult; + } else { + result = MappingUtil.clone(cachedResult); + } + resultStream = Stream.of(result); + sessionCacheHits.mark(); + cacheHits.mark(); + uow.recordCacheAndDatabaseOperationCount(1, 0); + } catch (CloneNotSupportedException e) { + resultStream = null; + sessionCacheMiss.mark(); + uow.recordCacheAndDatabaseOperationCount(-1, 0); + } finally { + if (result != null) { + updateCache = true; + } else { updateCache = false; + } } + } else { + updateCache = false; + sessionCacheMiss.mark(); + cacheMiss.mark(); + uow.recordCacheAndDatabaseOperationCount(-1, 0); + } + } else { + updateCache = false; } + } } else { - //TODO(gburd): look in statement cache for results - updateCache = false; //true; - cacheMiss.mark(); - uow.recordCacheAndDatabaseOperationCount(-1, 0); + //TODO(gburd): look in statement cache for results + updateCache = false; //true; + cacheMiss.mark(); + uow.recordCacheAndDatabaseOperationCount(-1, 0); } } else { updateCache = false; @@ -209,8 +210,15 @@ public abstract class AbstractStreamOperation again = new ArrayList<>(); List facets = getFacets(); resultStream.forEach( - result -> { - Class resultClass = result.getClass(); - if (result != deleted - && !(resultClass.getEnclosingClass() != null - && resultClass.getEnclosingClass() == Fun.class)) { - result = (E) cacheUpdate(uow, result, facets); - } - again.add(result); - }); + result -> { + Class resultClass = result.getClass(); + if (result != deleted + && !(resultClass.getEnclosingClass() != null + && resultClass.getEnclosingClass() == Fun.class)) { + result = (E) cacheUpdate(uow, result, facets); + } + again.add(result); + }); resultStream = again.stream(); } } diff --git a/src/main/java/net/helenus/core/operation/BatchOperation.java b/src/main/java/net/helenus/core/operation/BatchOperation.java index f2a118e..00b990e 100644 --- a/src/main/java/net/helenus/core/operation/BatchOperation.java +++ b/src/main/java/net/helenus/core/operation/BatchOperation.java @@ -19,101 +19,122 @@ import com.codahale.metrics.Timer; import com.datastax.driver.core.BatchStatement; import com.datastax.driver.core.ResultSet; import com.google.common.base.Stopwatch; -import net.helenus.core.AbstractSessionOperations; -import net.helenus.core.UnitOfWork; -import net.helenus.support.HelenusException; - import java.util.ArrayList; import java.util.List; import java.util.concurrent.TimeoutException; import java.util.stream.Collectors; +import net.helenus.core.AbstractSessionOperations; +import net.helenus.core.UnitOfWork; +import net.helenus.support.HelenusException; public class BatchOperation extends Operation { - private BatchStatement batch = null; - private List> operations = new ArrayList>(); - private boolean logged = true; - private long timestamp = 0L; + private BatchStatement batch = null; + private List> operations = new ArrayList>(); + private boolean logged = true; + private long timestamp = 0L; - public BatchOperation(AbstractSessionOperations sessionOperations) { - super(sessionOperations); + public BatchOperation(AbstractSessionOperations sessionOperations) { + super(sessionOperations); + } + + public void add(AbstractOperation operation) { + operations.add(operation); + } + + @Override + public BatchStatement buildStatement(boolean cached) { + batch = new BatchStatement(); + batch.addAll( + operations.stream().map(o -> o.buildStatement(cached)).collect(Collectors.toList())); + batch.setConsistencyLevel(sessionOps.getDefaultConsistencyLevel()); + timestamp = System.nanoTime(); + batch.setDefaultTimestamp(timestamp); + return batch; + } + + public BatchOperation logged() { + logged = true; + return this; + } + + public BatchOperation setLogged(boolean logStatements) { + logged = logStatements; + return this; + } + + public Long sync() throws TimeoutException { + if (operations.size() == 0) return 0L; + final Timer.Context context = requestLatency.time(); + try { + timestamp = System.nanoTime(); + batch.setDefaultTimestamp(timestamp); + ResultSet resultSet = + this.execute( + sessionOps, + null, + traceContext, + queryExecutionTimeout, + queryTimeoutUnits, + showValues, + false); + if (!resultSet.wasApplied()) { + throw new HelenusException("Failed to apply batch."); + } + } finally { + context.stop(); } + return timestamp; + } - public void add(AbstractOperation operation) { - operations.add(operation); + public Long sync(UnitOfWork uow) throws TimeoutException { + if (operations.size() == 0) return 0L; + if (uow == null) return sync(); + + final Timer.Context context = requestLatency.time(); + final Stopwatch timer = Stopwatch.createStarted(); + try { + uow.recordCacheAndDatabaseOperationCount(0, 1); + ResultSet resultSet = + this.execute( + sessionOps, + uow, + traceContext, + queryExecutionTimeout, + queryTimeoutUnits, + showValues, + false); + if (!resultSet.wasApplied()) { + throw new HelenusException("Failed to apply batch."); + } + } finally { + context.stop(); + timer.stop(); } + uow.addDatabaseTime("Cassandra", timer); + return timestamp; + } - @Override - public BatchStatement buildStatement(boolean cached) { - batch = new BatchStatement(); - batch.addAll(operations.stream().map(o -> o.buildStatement(cached)).collect(Collectors.toList())); - batch.setConsistencyLevel(sessionOps.getDefaultConsistencyLevel()); - timestamp = System.nanoTime(); - batch.setDefaultTimestamp(timestamp); - return batch; - } - - public BatchOperation logged() { - logged = true; - return this; - } - - public BatchOperation setLogged(boolean logStatements) { - logged = logStatements; - return this; - } - - public Long sync() throws TimeoutException { - if (operations.size() == 0) return 0L; - final Timer.Context context = requestLatency.time(); - try { - timestamp = System.nanoTime(); - batch.setDefaultTimestamp(timestamp); - ResultSet resultSet = this.execute(sessionOps, null, traceContext, queryExecutionTimeout, queryTimeoutUnits, showValues, false); - if (!resultSet.wasApplied()) { - throw new HelenusException("Failed to apply batch."); - } - } finally { - context.stop(); - } - return timestamp; - } - - public Long sync(UnitOfWork uow) throws TimeoutException { - if (operations.size() == 0) return 0L; - if (uow == null) - return sync(); - - final Timer.Context context = requestLatency.time(); - final Stopwatch timer = Stopwatch.createStarted(); - try { - uow.recordCacheAndDatabaseOperationCount(0, 1); - ResultSet resultSet = this.execute(sessionOps, uow, traceContext, queryExecutionTimeout, queryTimeoutUnits, showValues, false); - if (!resultSet.wasApplied()) { - throw new HelenusException("Failed to apply batch."); - } - } finally { - context.stop(); - timer.stop(); - } - uow.addDatabaseTime("Cassandra", timer); - return timestamp; - } - - public void addAll(BatchOperation batch) { - batch.operations.forEach(o -> this.operations.add(o)); - } - - public String toString() { - return toString(true); //TODO(gburd): sessionOps.showQueryValues() - } - - public String toString(boolean showValues) { - StringBuilder s = new StringBuilder(); - s.append("BEGIN "); - if (!logged) { s.append("UN"); } - s.append("LOGGED BATCH; "); - s.append(operations.stream().map(o -> Operation.queryString(o.buildStatement(showValues), showValues)).collect(Collectors.joining(" "))); - s.append(" APPLY BATCH;"); - return s.toString(); + public void addAll(BatchOperation batch) { + batch.operations.forEach(o -> this.operations.add(o)); + } + + public String toString() { + return toString(true); //TODO(gburd): sessionOps.showQueryValues() + } + + public String toString(boolean showValues) { + StringBuilder s = new StringBuilder(); + s.append("BEGIN "); + if (!logged) { + s.append("UN"); } + s.append("LOGGED BATCH; "); + s.append( + operations + .stream() + .map(o -> Operation.queryString(o.buildStatement(showValues), showValues)) + .collect(Collectors.joining(" "))); + s.append(" APPLY BATCH;"); + return s.toString(); + } } diff --git a/src/main/java/net/helenus/core/operation/InsertOperation.java b/src/main/java/net/helenus/core/operation/InsertOperation.java index ad85c71..6fdb460 100644 --- a/src/main/java/net/helenus/core/operation/InsertOperation.java +++ b/src/main/java/net/helenus/core/operation/InsertOperation.java @@ -19,6 +19,10 @@ import com.datastax.driver.core.ResultSet; import com.datastax.driver.core.querybuilder.BuiltStatement; import com.datastax.driver.core.querybuilder.Insert; import com.datastax.driver.core.querybuilder.QueryBuilder; +import java.util.*; +import java.util.concurrent.TimeoutException; +import java.util.function.Function; +import java.util.stream.Collectors; import net.helenus.core.AbstractSessionOperations; import net.helenus.core.Getter; import net.helenus.core.Helenus; @@ -38,14 +42,10 @@ import net.helenus.support.Fun; import net.helenus.support.HelenusException; import net.helenus.support.HelenusMappingException; -import java.util.*; -import java.util.concurrent.TimeoutException; -import java.util.function.Function; -import java.util.stream.Collectors; - public final class InsertOperation extends AbstractOperation> { - private final List> values = new ArrayList>(); + private final List> values = + new ArrayList>(); private final T pojo; private final Class resultType; private HelenusEntity entity; @@ -63,7 +63,11 @@ public final class InsertOperation extends AbstractOperation resultType, boolean ifNotExists) { + public InsertOperation( + AbstractSessionOperations sessionOperations, + HelenusEntity entity, + Class resultType, + boolean ifNotExists) { super(sessionOperations); this.ifNotExists = ifNotExists; @@ -72,7 +76,8 @@ public final class InsertOperation extends AbstractOperation resultType, boolean ifNotExists) { + public InsertOperation( + AbstractSessionOperations sessionOperations, Class resultType, boolean ifNotExists) { super(sessionOperations); this.ifNotExists = ifNotExists; @@ -80,8 +85,12 @@ public final class InsertOperation extends AbstractOperation mutations, boolean ifNotExists) { + public InsertOperation( + AbstractSessionOperations sessionOperations, + HelenusEntity entity, + T pojo, + Set mutations, + boolean ifNotExists) { super(sessionOperations); this.entity = entity; @@ -144,16 +153,28 @@ public final class InsertOperation extends AbstractOperation entities = values.stream().map(t -> t._1.getProperty().getEntity()).distinct().collect(Collectors.toList()); + List entities = + values + .stream() + .map(t -> t._1.getProperty().getEntity()) + .distinct() + .collect(Collectors.toList()); if (entities.size() != 1) { - throw new HelenusMappingException("you can insert only single entity at a time, found: " - + entities.stream().map(e -> e.getMappingInterface().toString()).collect(Collectors.joining(", "))); + throw new HelenusMappingException( + "you can insert only single entity at a time, found: " + + entities + .stream() + .map(e -> e.getMappingInterface().toString()) + .collect(Collectors.joining(", "))); } HelenusEntity entity = entities.get(0); if (this.entity != null) { if (this.entity != entity) { - throw new HelenusMappingException("you can insert only single entity at a time, found: " + - this.entity.getMappingInterface().toString() + ", " + entity.getMappingInterface().toString()); + throw new HelenusMappingException( + "you can insert only single entity at a time, found: " + + this.entity.getMappingInterface().toString() + + ", " + + entity.getMappingInterface().toString()); } } else { this.entity = entity; @@ -188,52 +209,53 @@ public final class InsertOperation extends AbstractOperation iface) { - if (values.size() > 0) { - boolean immutable = iface.isAssignableFrom(Drafted.class); - Collection properties = entity.getOrderedProperties(); - Map backingMap = new HashMap(properties.size()); + private T newInstance(Class iface) { + if (values.size() > 0) { + boolean immutable = iface.isAssignableFrom(Drafted.class); + Collection properties = entity.getOrderedProperties(); + Map backingMap = new HashMap(properties.size()); - // First, add all the inserted values into our new map. - values.forEach(t -> backingMap.put(t._1.getProperty().getPropertyName(), t._2)); + // First, add all the inserted values into our new map. + values.forEach(t -> backingMap.put(t._1.getProperty().getPropertyName(), t._2)); - // Then, fill in all the rest of the properties. - for (HelenusProperty prop : properties) { - String key = prop.getPropertyName(); - if (backingMap.containsKey(key)) { - // Some values man need to be converted (e.g. from String to Enum). This is done - // within the BeanColumnValueProvider below. - Optional> converter = prop.getReadConverter( - sessionOps.getSessionRepository()); - if (converter.isPresent()) { - backingMap.put(key, converter.get().apply(backingMap.get(key))); - } - } else { - // If we started this operation with an instance of this type, use values from - // that. - if (pojo != null) { - backingMap.put(key, BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop, immutable)); - } else { - // Otherwise we'll use default values for the property type if available. - Class propType = prop.getJavaType(); - if (propType.isPrimitive()) { - DefaultPrimitiveTypes type = DefaultPrimitiveTypes.lookup(propType); - if (type == null) { - throw new HelenusException("unknown primitive type " + propType); - } - backingMap.put(key, type.getDefaultValue()); - } - } - } + // Then, fill in all the rest of the properties. + for (HelenusProperty prop : properties) { + String key = prop.getPropertyName(); + if (backingMap.containsKey(key)) { + // Some values man need to be converted (e.g. from String to Enum). This is done + // within the BeanColumnValueProvider below. + Optional> converter = + prop.getReadConverter(sessionOps.getSessionRepository()); + if (converter.isPresent()) { + backingMap.put(key, converter.get().apply(backingMap.get(key))); + } + } else { + // If we started this operation with an instance of this type, use values from + // that. + if (pojo != null) { + backingMap.put( + key, BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop, immutable)); + } else { + // Otherwise we'll use default values for the property type if available. + Class propType = prop.getJavaType(); + if (propType.isPrimitive()) { + DefaultPrimitiveTypes type = DefaultPrimitiveTypes.lookup(propType); + if (type == null) { + throw new HelenusException("unknown primitive type " + propType); + } + backingMap.put(key, type.getDefaultValue()); } - - // Lastly, create a new proxy object for the entity and return the new instance. - return (T) Helenus.map(iface, backingMap); + } } - return null; - } + } - @Override + // Lastly, create a new proxy object for the entity and return the new instance. + return (T) Helenus.map(iface, backingMap); + } + return null; + } + + @Override public T transform(ResultSet resultSet) { if ((ifNotExists == true) && (resultSet.wasApplied() == false)) { throw new HelenusException("Statement was not applied due to consistency constraints"); @@ -241,12 +263,12 @@ public final class InsertOperation extends AbstractOperation iface = entity.getMappingInterface(); if (resultType == iface) { - T o = newInstance(iface); - if (o == null) { - // Oddly, this insert didn't change anything so simply return the pojo. - return (T) pojo; - } - return o; + T o = newInstance(iface); + if (o == null) { + // Oddly, this insert didn't change anything so simply return the pojo. + return (T) pojo; + } + return o; } return (T) resultSet; } @@ -265,17 +287,20 @@ public final class InsertOperation extends AbstractOperation columnNames = values.stream() + List columnNames = + values + .stream() .map(t -> t._1.getProperty()) - .filter(prop -> { - switch (prop.getColumnType()) { - case PARTITION_KEY: - case CLUSTERING_COLUMN: - return false; - default: - return true; - } - }) + .filter( + prop -> { + switch (prop.getColumnType()) { + case PARTITION_KEY: + case CLUSTERING_COLUMN: + return false; + default: + return true; + } + }) .map(prop -> prop.getColumnName().toCql(false)) .collect(Collectors.toList()); @@ -294,7 +319,7 @@ public final class InsertOperation extends AbstractOperation extends AbstractOperation { } public static String queryString(BatchOperation operation, boolean includeValues) { - return operation.toString(includeValues); + return operation.toString(includeValues); } public static String queryString(Statement statement, boolean includeValues) { @@ -92,8 +92,15 @@ public abstract class Operation { return query; } - public ResultSet execute(AbstractSessionOperations session, UnitOfWork uow, TraceContext traceContext, - long timeout, TimeUnit units, boolean showValues, boolean cached) throws TimeoutException { + public ResultSet execute( + AbstractSessionOperations session, + UnitOfWork uow, + TraceContext traceContext, + long timeout, + TimeUnit units, + boolean showValues, + boolean cached) + throws TimeoutException { // Start recording in a Zipkin sub-span our execution time to perform this operation. Tracer tracer = session.getZipkinTracer(); @@ -111,11 +118,17 @@ public abstract class Operation { Statement statement = options(buildStatement(cached)); - if (session.isShowCql() ) { - String stmt = (this instanceof BatchOperation) ? queryString((BatchOperation)this, showValues) : queryString(statement, showValues); + if (session.isShowCql()) { + String stmt = + (this instanceof BatchOperation) + ? queryString((BatchOperation) this, showValues) + : queryString(statement, showValues); session.getPrintStream().println(stmt); } else if (LOG.isDebugEnabled()) { - String stmt = (this instanceof BatchOperation) ? queryString((BatchOperation)this, showValues) : queryString(statement, showValues); + String stmt = + (this instanceof BatchOperation) + ? queryString((BatchOperation) this, showValues) + : queryString(statement, showValues); LOG.info("CQL> " + stmt); } @@ -135,7 +148,9 @@ public abstract class Operation { .map(InetAddress::toString) .collect(Collectors.joining(", ")); ConsistencyLevel cl = ei.getAchievedConsistencyLevel(); - if (cl == null) { cl = statement.getConsistencyLevel(); } + if (cl == null) { + cl = statement.getConsistencyLevel(); + } int se = ei.getSpeculativeExecutions(); String warn = ei.getWarnings().stream().collect(Collectors.joining(", ")); String ri = @@ -148,7 +163,8 @@ public abstract class Operation { qh.getRack(), (cl != null) ? (" consistency: " - + cl.name() + " " + + cl.name() + + " " + (cl.isDCLocal() ? " DC " : "") + (cl.isSerial() ? " SC " : "")) : "", @@ -188,7 +204,8 @@ public abstract class Operation { timerString = String.format(" %s ", timer.toString()); } LOG.info( - String.format("%s%s%s", uowString, timerString, Operation.queryString(statement, showValues))); + String.format( + "%s%s%s", uowString, timerString, Operation.queryString(statement, showValues))); } } diff --git a/src/main/java/net/helenus/core/operation/SelectFirstOperation.java b/src/main/java/net/helenus/core/operation/SelectFirstOperation.java index b8a7d1f..f6ebb5f 100644 --- a/src/main/java/net/helenus/core/operation/SelectFirstOperation.java +++ b/src/main/java/net/helenus/core/operation/SelectFirstOperation.java @@ -65,5 +65,7 @@ public final class SelectFirstOperation } @Override - public boolean ignoreCache() { return delegate.ignoreCache(); } + public boolean ignoreCache() { + return delegate.ignoreCache(); + } } diff --git a/src/main/java/net/helenus/core/operation/SelectFirstTransformingOperation.java b/src/main/java/net/helenus/core/operation/SelectFirstTransformingOperation.java index 5610ba2..1ff19c8 100644 --- a/src/main/java/net/helenus/core/operation/SelectFirstTransformingOperation.java +++ b/src/main/java/net/helenus/core/operation/SelectFirstTransformingOperation.java @@ -58,5 +58,7 @@ public final class SelectFirstTransformingOperation } @Override - public boolean ignoreCache() { return delegate.ignoreCache(); } + public boolean ignoreCache() { + return delegate.ignoreCache(); + } } diff --git a/src/main/java/net/helenus/core/operation/SelectOperation.java b/src/main/java/net/helenus/core/operation/SelectOperation.java index 15ea583..4023947 100644 --- a/src/main/java/net/helenus/core/operation/SelectOperation.java +++ b/src/main/java/net/helenus/core/operation/SelectOperation.java @@ -23,7 +23,6 @@ import com.datastax.driver.core.querybuilder.QueryBuilder; import com.datastax.driver.core.querybuilder.Select; import com.datastax.driver.core.querybuilder.Select.Selection; import com.datastax.driver.core.querybuilder.Select.Where; -import com.google.common.collect.Iterables; import java.util.*; import java.util.function.Function; import java.util.stream.Stream; @@ -97,7 +96,10 @@ public final class SelectOperation extends AbstractFilterStreamOperation rowMapper) { + public SelectOperation( + AbstractSessionOperations sessionOperations, + HelenusEntity entity, + Function rowMapper) { super(sessionOperations); this.rowMapper = rowMapper; @@ -112,8 +114,10 @@ public final class SelectOperation extends AbstractFilterStreamOperation rowMapper, - HelenusPropertyNode... props) { + public SelectOperation( + AbstractSessionOperations sessionOperations, + Function rowMapper, + HelenusPropertyNode... props) { super(sessionOperations); @@ -310,7 +314,9 @@ public final class SelectOperation extends AbstractFilterStreamOperation filter : filters.values()) { where.and(filter.getClause(sessionOps.getValuePreparer())); HelenusProperty filterProp = filter.getNode().getProperty(); - HelenusProperty prop = props.stream() + HelenusProperty prop = + props + .stream() .map(HelenusPropertyNode::getProperty) .filter(thisProp -> thisProp.getPropertyName().equals(filterProp.getPropertyName())) .findFirst() diff --git a/src/main/java/net/helenus/core/operation/SelectTransformingOperation.java b/src/main/java/net/helenus/core/operation/SelectTransformingOperation.java index eee38a7..8cfc24a 100644 --- a/src/main/java/net/helenus/core/operation/SelectTransformingOperation.java +++ b/src/main/java/net/helenus/core/operation/SelectTransformingOperation.java @@ -58,8 +58,12 @@ public final class SelectTransformingOperation } @Override - public boolean isSessionCacheable() { return delegate.isSessionCacheable(); } + public boolean isSessionCacheable() { + return delegate.isSessionCacheable(); + } @Override - public boolean ignoreCache() { return delegate.ignoreCache(); } + public boolean ignoreCache() { + return delegate.ignoreCache(); + } } diff --git a/src/main/java/net/helenus/core/operation/UpdateOperation.java b/src/main/java/net/helenus/core/operation/UpdateOperation.java index 51ad872..caec7e2 100644 --- a/src/main/java/net/helenus/core/operation/UpdateOperation.java +++ b/src/main/java/net/helenus/core/operation/UpdateOperation.java @@ -34,13 +34,10 @@ import net.helenus.mapping.HelenusEntity; import net.helenus.mapping.HelenusProperty; import net.helenus.mapping.MappingUtil; import net.helenus.mapping.value.BeanColumnValueProvider; -import net.helenus.mapping.value.ValueProviderMap; import net.helenus.support.HelenusException; import net.helenus.support.HelenusMappingException; import net.helenus.support.Immutables; -import static net.helenus.mapping.ColumnType.CLUSTERING_COLUMN; -import static net.helenus.mapping.ColumnType.PARTITION_KEY; public final class UpdateOperation extends AbstractFilterOperation> { @@ -110,7 +107,7 @@ public final class UpdateOperation extends AbstractFilterOperation extends AbstractFilterOperation> converter = prop.getWriteConverter(sessionOps.getSessionRepository()); + Optional> converter = + prop.getWriteConverter(sessionOps.getSessionRepository()); if (converter.isPresent()) { List convertedList = (List) converter.get().apply(Immutables.listOf(value)); valueObj = convertedList.get(0); @@ -436,7 +434,8 @@ public final class UpdateOperation extends AbstractFilterOperation> converter = prop.getWriteConverter(sessionOps.getSessionRepository()); + Optional> converter = + prop.getWriteConverter(sessionOps.getSessionRepository()); if (converter.isPresent()) { valueObj = (List) converter.get().apply(value); } @@ -581,7 +580,8 @@ public final class UpdateOperation extends AbstractFilterOperation> converter = prop.getWriteConverter(sessionOps.getSessionRepository()); + Optional> converter = + prop.getWriteConverter(sessionOps.getSessionRepository()); if (converter.isPresent()) { Set convertedSet = (Set) converter.get().apply(Immutables.setOf(value)); valueObj = convertedSet.iterator().next(); @@ -595,7 +595,8 @@ public final class UpdateOperation extends AbstractFilterOperation> converter = prop.getWriteConverter(sessionOps.getSessionRepository()); + Optional> converter = + prop.getWriteConverter(sessionOps.getSessionRepository()); if (converter.isPresent()) { valueObj = (Set) converter.get().apply(value); } @@ -634,9 +635,11 @@ public final class UpdateOperation extends AbstractFilterOperation> converter = prop.getWriteConverter(sessionOps.getSessionRepository()); + Optional> converter = + prop.getWriteConverter(sessionOps.getSessionRepository()); if (converter.isPresent()) { - Map convertedMap = (Map) converter.get().apply(Immutables.mapOf(key, value)); + Map convertedMap = + (Map) converter.get().apply(Immutables.mapOf(key, value)); for (Map.Entry e : convertedMap.entrySet()) { assignments.put(QueryBuilder.put(p.getColumnName(), e.getKey(), e.getValue()), facet); } @@ -672,7 +675,8 @@ public final class UpdateOperation extends AbstractFilterOperation> converter = prop.getWriteConverter(sessionOps.getSessionRepository()); + Optional> converter = + prop.getWriteConverter(sessionOps.getSessionRepository()); if (converter.isPresent()) { Map convertedMap = (Map) converter.get().apply(map); assignments.put(QueryBuilder.putAll(p.getColumnName(), convertedMap), facet); @@ -789,7 +793,7 @@ public final class UpdateOperation extends AbstractFilterOperation extends AbstractFilterOperation extends AbstractFilterOperation toMap(); - default Map toMap(boolean mutable) { return null; } - default void put(String key, Object value) { } - default void put(Getter getter, T value) { } + default Map toMap(boolean mutable) { + return null; + } + + default void put(String key, Object value) {} + + default void put(Getter getter, T value) {} } diff --git a/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java b/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java index 0bf2e4b..850da19 100644 --- a/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java +++ b/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java @@ -15,14 +15,6 @@ */ package net.helenus.core.reflect; -import net.helenus.core.Getter; -import net.helenus.core.Helenus; -import net.helenus.core.cache.CacheUtil; -import net.helenus.mapping.MappingUtil; -import net.helenus.mapping.annotation.Transient; -import net.helenus.mapping.value.ValueProviderMap; -import net.helenus.support.HelenusException; - import java.io.InvalidObjectException; import java.io.ObjectInputStream; import java.io.ObjectStreamException; @@ -36,6 +28,13 @@ import java.util.Collections; import java.util.HashMap; import java.util.Map; import java.util.Set; +import net.helenus.core.Getter; +import net.helenus.core.Helenus; +import net.helenus.core.cache.CacheUtil; +import net.helenus.mapping.MappingUtil; +import net.helenus.mapping.annotation.Transient; +import net.helenus.mapping.value.ValueProviderMap; +import net.helenus.support.HelenusException; public class MapperInvocationHandler implements InvocationHandler, Serializable { private static final long serialVersionUID = -7044209982830584984L; @@ -101,7 +100,7 @@ public class MapperInvocationHandler implements InvocationHandler, Serializab } } if (otherObj instanceof MapExportable) { - return MappingUtil.compareMaps((MapExportable)otherObj, src); + return MappingUtil.compareMaps((MapExportable) otherObj, src); } return false; } @@ -111,7 +110,7 @@ public class MapperInvocationHandler implements InvocationHandler, Serializab if (args[0] instanceof String) { key = (String) args[0]; } else if (args[0] instanceof Getter) { - key = MappingUtil.resolveMappingProperty((Getter)args[0]).getProperty().getPropertyName(); + key = MappingUtil.resolveMappingProperty((Getter) args[0]).getProperty().getPropertyName(); } else { key = null; } @@ -128,14 +127,19 @@ public class MapperInvocationHandler implements InvocationHandler, Serializab if (Entity.WRITTEN_AT_METHOD.equals(methodName) && method.getParameterCount() == 1) { final String key; if (args[0] instanceof String) { - key = CacheUtil.writeTimeKey((String)args[0]); + key = CacheUtil.writeTimeKey((String) args[0]); } else if (args[0] instanceof Getter) { - Getter getter = (Getter)args[0]; - key = CacheUtil.writeTimeKey(MappingUtil.resolveMappingProperty(getter).getProperty().getColumnName().toCql(false)); + Getter getter = (Getter) args[0]; + key = + CacheUtil.writeTimeKey( + MappingUtil.resolveMappingProperty(getter) + .getProperty() + .getColumnName() + .toCql(false)); } else { return 0L; } - Long v = (Long)src.get(key); + Long v = (Long) src.get(key); if (v != null) { return v; } @@ -145,14 +149,19 @@ public class MapperInvocationHandler implements InvocationHandler, Serializab if (Entity.TTL_OF_METHOD.equals(methodName) && method.getParameterCount() == 1) { final String key; if (args[0] instanceof String) { - key = CacheUtil.ttlKey((String)args[0]); + key = CacheUtil.ttlKey((String) args[0]); } else if (args[0] instanceof Getter) { - Getter getter = (Getter)args[0]; - key = CacheUtil.ttlKey(MappingUtil.resolveMappingProperty(getter).getProperty().getColumnName().toCql(false)); + Getter getter = (Getter) args[0]; + key = + CacheUtil.ttlKey( + MappingUtil.resolveMappingProperty(getter) + .getProperty() + .getColumnName() + .toCql(false)); } else { return 0; } - int v[] = (int[])src.get(key); + int v[] = (int[]) src.get(key); if (v != null) { return v[0]; } @@ -185,7 +194,9 @@ public class MapperInvocationHandler implements InvocationHandler, Serializab if (MapExportable.TO_MAP_METHOD.equals(methodName)) { if (method.getParameterCount() == 1 && args[0] instanceof Boolean) { - if ((boolean)args[0] == true) { return src; } + if ((boolean) args[0] == true) { + return src; + } } return Collections.unmodifiableMap(src); } diff --git a/src/main/java/net/helenus/mapping/HelenusMappingEntity.java b/src/main/java/net/helenus/mapping/HelenusMappingEntity.java index 4887b40..989a010 100644 --- a/src/main/java/net/helenus/mapping/HelenusMappingEntity.java +++ b/src/main/java/net/helenus/mapping/HelenusMappingEntity.java @@ -117,7 +117,8 @@ public final class HelenusMappingEntity implements HelenusEntity { if (iface.getDeclaredAnnotation(MaterializedView.class) == null) { facetsBuilder.add(new Facet("table", name.toCql()).setFixed()); } else { - facetsBuilder.add(new Facet("table", Helenus.entity(iface.getInterfaces()[0]).getName().toCql()) + facetsBuilder.add( + new Facet("table", Helenus.entity(iface.getInterfaces()[0]).getName().toCql()) .setFixed()); } for (HelenusProperty prop : orderedProps) { @@ -131,7 +132,8 @@ public final class HelenusMappingEntity implements HelenusEntity { facetsBuilder.add(new UnboundFacet(primaryKeyProperties)); primaryKeyProperties = null; } - for (ConstraintValidator constraint : MappingUtil.getValidators(prop.getGetterMethod())) { + for (ConstraintValidator constraint : + MappingUtil.getValidators(prop.getGetterMethod())) { if (constraint.getClass().isAssignableFrom(DistinctValidator.class)) { DistinctValidator validator = (DistinctValidator) constraint; String[] values = validator.constraintAnnotation.value(); diff --git a/src/main/java/net/helenus/mapping/MappingUtil.java b/src/main/java/net/helenus/mapping/MappingUtil.java index 2461492..6eff50b 100644 --- a/src/main/java/net/helenus/mapping/MappingUtil.java +++ b/src/main/java/net/helenus/mapping/MappingUtil.java @@ -129,9 +129,13 @@ public final class MappingUtil { } public static HelenusProperty getPropertyForColumn(HelenusEntity entity, String name) { - if (name == null) - return null; - return entity.getOrderedProperties().stream().filter(p -> p.getColumnName().equals(name)).findFirst().orElse(null); + if (name == null) return null; + return entity + .getOrderedProperties() + .stream() + .filter(p -> p.getColumnName().equals(name)) + .findFirst() + .orElse(null); } public static String getDefaultColumnName(Method getter) { @@ -331,22 +335,24 @@ public final class MappingUtil { public static boolean compareMaps(MapExportable me, Map m2) { Map m1 = me.toMap(); - List matching = m2.entrySet() + List matching = + m2.entrySet() .stream() .filter(e -> !e.getKey().matches("^_.*_(ttl|writeTime)$")) - .filter(e -> { - String k = e.getKey(); - if (m1.containsKey(k)) { - Object o1 = e.getValue(); - Object o2 = m1.get(k); - if (o1 == o2 || o1.equals(o2)) - return true; - } - return false; - }) + .filter( + e -> { + String k = e.getKey(); + if (m1.containsKey(k)) { + Object o1 = e.getValue(); + Object o2 = m1.get(k); + if (o1 == o2 || o1.equals(o2)) return true; + } + return false; + }) .map(e -> e.getKey()) .collect(Collectors.toList()); - List divergent = m1.entrySet() + List divergent = + m1.entrySet() .stream() .filter(e -> !e.getKey().matches("^_.*_(ttl|writeTime)$")) .filter(e -> !matching.contains(e.getKey())) @@ -354,5 +360,4 @@ public final class MappingUtil { .collect(Collectors.toList()); return divergent.size() > 0 ? false : true; } - } diff --git a/src/main/java/net/helenus/mapping/annotation/Constraints.java b/src/main/java/net/helenus/mapping/annotation/Constraints.java index 9bbed55..cf594ff 100644 --- a/src/main/java/net/helenus/mapping/annotation/Constraints.java +++ b/src/main/java/net/helenus/mapping/annotation/Constraints.java @@ -238,7 +238,6 @@ public final class Constraints { boolean alone() default true; boolean combined() default true; - } /** diff --git a/src/main/java/net/helenus/mapping/validator/DistinctValidator.java b/src/main/java/net/helenus/mapping/validator/DistinctValidator.java index 9e4713b..872b64f 100644 --- a/src/main/java/net/helenus/mapping/validator/DistinctValidator.java +++ b/src/main/java/net/helenus/mapping/validator/DistinctValidator.java @@ -48,5 +48,4 @@ public final class DistinctValidator public boolean combined() { return annotation == null ? true : annotation.combined(); } - } diff --git a/src/main/java/net/helenus/mapping/value/BeanColumnValueProvider.java b/src/main/java/net/helenus/mapping/value/BeanColumnValueProvider.java index 2f3f928..e3c6551 100644 --- a/src/main/java/net/helenus/mapping/value/BeanColumnValueProvider.java +++ b/src/main/java/net/helenus/mapping/value/BeanColumnValueProvider.java @@ -25,7 +25,8 @@ public enum BeanColumnValueProvider implements ColumnValueProvider { INSTANCE; @Override - public V getColumnValue(Object bean, int columnIndexUnused, HelenusProperty property, boolean immutable) { + public V getColumnValue( + Object bean, int columnIndexUnused, HelenusProperty property, boolean immutable) { Method getter = property.getGetterMethod(); diff --git a/src/main/java/net/helenus/mapping/value/RowColumnValueProvider.java b/src/main/java/net/helenus/mapping/value/RowColumnValueProvider.java index dddaf1f..9693d24 100644 --- a/src/main/java/net/helenus/mapping/value/RowColumnValueProvider.java +++ b/src/main/java/net/helenus/mapping/value/RowColumnValueProvider.java @@ -40,7 +40,8 @@ public final class RowColumnValueProvider implements ColumnValueProvider { } @Override - public V getColumnValue(Object sourceObj, int columnIndex, HelenusProperty property, boolean immutable) { + public V getColumnValue( + Object sourceObj, int columnIndex, HelenusProperty property, boolean immutable) { Row source = (Row) sourceObj; diff --git a/src/main/java/net/helenus/mapping/value/ValueProviderMap.java b/src/main/java/net/helenus/mapping/value/ValueProviderMap.java index 0e3eb3e..43e6318 100644 --- a/src/main/java/net/helenus/mapping/value/ValueProviderMap.java +++ b/src/main/java/net/helenus/mapping/value/ValueProviderMap.java @@ -16,7 +16,6 @@ package net.helenus.mapping.value; import java.util.Collection; -import java.util.Collections; import java.util.Map; import java.util.Set; import java.util.stream.Collectors; @@ -154,8 +153,9 @@ public final class ValueProviderMap implements Map { @Override public boolean equals(Object o) { if (this == o) return true; - if (o == null || !(o.getClass().isAssignableFrom(Map.class) || o.getClass().getSimpleName().equals("UnmodifiableMap"))) - return false; + if (o == null + || !(o.getClass().isAssignableFrom(Map.class) + || o.getClass().getSimpleName().equals("UnmodifiableMap"))) return false; Map that = (Map) o; if (this.size() != that.size()) return false; diff --git a/src/test/java/net/helenus/test/integration/core/draft/EntityDraftBuilderTest.java b/src/test/java/net/helenus/test/integration/core/draft/EntityDraftBuilderTest.java index 3a8d96a..dc49c00 100644 --- a/src/test/java/net/helenus/test/integration/core/draft/EntityDraftBuilderTest.java +++ b/src/test/java/net/helenus/test/integration/core/draft/EntityDraftBuilderTest.java @@ -79,20 +79,22 @@ public class EntityDraftBuilderTest extends AbstractEmbeddedCassandraTest { @Test public void testFoo() throws Exception { - Supply s1 = session - .select(Supply.class) - .where(supply::id, eq(id)) - .and(supply::region, eq(region)) - .single() - .sync() - .orElse(null); + Supply s1 = + session + .select(Supply.class) + .where(supply::id, eq(id)) + .and(supply::region, eq(region)) + .single() + .sync() + .orElse(null); - // List - Supply s2 = session - .update(s1.update()) - .and(supply::region, eq(region)) - .prepend(supply::suppliers, "Pignose Supply, LLC.") - .sync(); + // List + Supply s2 = + session + .update(s1.update()) + .and(supply::region, eq(region)) + .prepend(supply::suppliers, "Pignose Supply, LLC.") + .sync(); Assert.assertEquals(s2.suppliers().get(0), "Pignose Supply, LLC."); @@ -108,54 +110,55 @@ public class EntityDraftBuilderTest extends AbstractEmbeddedCassandraTest { @Test public void testDraftMergeInNestedUow() throws Exception { - Supply s1, s2, s3, s4, s5; - Supply.Draft d1; + Supply s1, s2, s3, s4, s5; + Supply.Draft d1; - s1 = session + s1 = + session + .select(Supply.class) + .where(supply::id, eq(id)) + .and(supply::region, eq(region)) + .single() + .sync() + .orElse(null); + + try (UnitOfWork uow1 = session.begin()) { + s2 = + session .select(Supply.class) .where(supply::id, eq(id)) .and(supply::region, eq(region)) .single() - .sync() + .sync(uow1) .orElse(null); - try(UnitOfWork uow1 = session.begin()) { - s2 = session - .select(Supply.class) - .where(supply::id, eq(id)) - .and(supply::region, eq(region)) - .single() - .sync(uow1) - .orElse(null); + try (UnitOfWork uow2 = session.begin(uow1)) { + s3 = + session + .select(Supply.class) + .where(supply::id, eq(id)) + .and(supply::region, eq(region)) + .single() + .sync(uow2) + .orElse(null); - try(UnitOfWork uow2 = session.begin(uow1)) { - s3 = session - .select(Supply.class) - .where(supply::id, eq(id)) - .and(supply::region, eq(region)) - .single() - .sync(uow2) - .orElse(null); + d1 = s3.update().setCode("WIDGET-002-UPDATED"); - d1 = s3.update() - .setCode("WIDGET-002-UPDATED"); + s4 = + session.update(d1).usingTtl(20).defaultTimestamp(System.currentTimeMillis()).sync(uow2); - s4 = session.update(d1) - .usingTtl(20) - .defaultTimestamp(System.currentTimeMillis()) - .sync(uow2); - - uow2.commit(); - } - - s5 = session - .select(Supply.class) - .where(supply::id, eq(id)) - .and(supply::region, eq(region)) - .single() - .sync(uow1) - .orElse(null); + uow2.commit(); } + + s5 = + session + .select(Supply.class) + .where(supply::id, eq(id)) + .and(supply::region, eq(region)) + .single() + .sync(uow1) + .orElse(null); + } } @Test diff --git a/src/test/java/net/helenus/test/integration/core/draft/Inventory.java b/src/test/java/net/helenus/test/integration/core/draft/Inventory.java index f9e3047..2c4f397 100644 --- a/src/test/java/net/helenus/test/integration/core/draft/Inventory.java +++ b/src/test/java/net/helenus/test/integration/core/draft/Inventory.java @@ -1,6 +1,5 @@ package net.helenus.test.integration.core.draft; -import java.util.Map; import java.util.UUID; import net.helenus.core.AbstractAuditedEntityDraft; import net.helenus.core.Helenus; @@ -92,6 +91,5 @@ public interface Inventory extends Entity, Drafted { mutate(inventory::NORAM, count); return this; } - } } diff --git a/src/test/java/net/helenus/test/integration/core/simple/SimpleUserTest.java b/src/test/java/net/helenus/test/integration/core/simple/SimpleUserTest.java index 4294345..642209b 100644 --- a/src/test/java/net/helenus/test/integration/core/simple/SimpleUserTest.java +++ b/src/test/java/net/helenus/test/integration/core/simple/SimpleUserTest.java @@ -208,17 +208,13 @@ public class SimpleUserTest extends AbstractEmbeddedCassandraTest { } public void testFunTuple() throws TimeoutException { - Fun.Tuple1 tf = session - .select(user::name) - .where(user::id, eq(100L)) - .single() - .sync() - .orElse(null); - if (tf != null) { - Assert.assertEquals(Fun.class, tf.getClass().getEnclosingClass()); - String name = tf._1; - Assert.assertEquals("greg", name); - } + Fun.Tuple1 tf = + session.select(user::name).where(user::id, eq(100L)).single().sync().orElse(null); + if (tf != null) { + Assert.assertEquals(Fun.class, tf.getClass().getEnclosingClass()); + String name = tf._1; + Assert.assertEquals("greg", name); + } } public void testZipkin() throws TimeoutException { diff --git a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java index bbdeb83..9ac2bdf 100644 --- a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java +++ b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java @@ -19,7 +19,6 @@ import static net.helenus.core.Query.eq; import com.datastax.driver.core.ConsistencyLevel; import com.datastax.driver.core.utils.UUIDs; - import java.util.Date; import java.util.UUID; import net.bytebuddy.utility.RandomString; @@ -28,7 +27,6 @@ import net.helenus.core.HelenusSession; import net.helenus.core.UnitOfWork; import net.helenus.core.annotation.Cacheable; import net.helenus.core.reflect.Entity; -import net.helenus.core.reflect.MapExportable; import net.helenus.mapping.annotation.Constraints; import net.helenus.mapping.annotation.Index; import net.helenus.mapping.annotation.PartitionKey; @@ -53,10 +51,10 @@ interface Widget extends Entity { String b(); - @Constraints.Distinct(alone=false) + @Constraints.Distinct(alone = false) String c(); - @Constraints.Distinct(combined=false) + @Constraints.Distinct(combined = false) String d(); } @@ -132,7 +130,8 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { // This should inserted Widget, and not cache it in uow1. try (UnitOfWork uow1 = session.begin()) { - w1 = session + w1 = + session .insert(widget) .value(widget::id, key1) .value(widget::name, RandomString.make(20)) @@ -144,18 +143,20 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { try (UnitOfWork uow2 = session.begin(uow1)) { - // A "SELECT * FROM widget" query does not contain enough information to fetch an item from cache. - // This will miss, until we implement a statement cache. - w1a = session - .selectAll(Widget.class) - .sync(uow2) - .filter(w -> w.id().equals(key1)) - .findFirst() - .orElse(null); - Assert.assertTrue(w1.equals(w1a)); + // A "SELECT * FROM widget" query does not contain enough information to fetch an item from cache. + // This will miss, until we implement a statement cache. + w1a = + session + .selectAll(Widget.class) + .sync(uow2) + .filter(w -> w.id().equals(key1)) + .findFirst() + .orElse(null); + Assert.assertTrue(w1.equals(w1a)); // This should read from uow1's cache and return the same Widget. - w2 = session + w2 = + session .select(widget) .where(widget::id, eq(key1)) .single() @@ -164,7 +165,8 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { Assert.assertEquals(w1, w2); - w3 = session + w3 = + session .insert(widget) .value(widget::id, key2) .value(widget::name, RandomString.make(20)) @@ -182,7 +184,8 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { } // This should read from the cache and get the same instance of a Widget. - w4 = session + w4 = + session .select(widget) .where(widget::a, eq(w3.a())) .and(widget::b, eq(w3.b())) @@ -261,11 +264,8 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { Assert.assertEquals(w1, w2); // This should remove the object from the session cache. - w3 = session - .update(w2) - .set(widget::name, "Bill") - .where(widget::id, eq(key)) - .sync(uow); + w3 = + session.update(w2).set(widget::name, "Bill").where(widget::id, eq(key)).sync(uow); // Fetch from session cache will cache miss (as it was updated) and trigger a SELECT. w4 = session.select(widget).where(widget::id, eq(key)).single().sync().orElse(null); @@ -324,14 +324,15 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { try (UnitOfWork uow = session.begin()) { // This should read from the database and return a Widget. - w2 = session.select(widget).where(widget::id, eq(key)).single().sync(uow).orElse(null); + w2 = + session.select(widget).where(widget::id, eq(key)).single().sync(uow).orElse(null); // This should remove the object from the cache. - session.delete(widget).where(widget::id, eq(key)) - .sync(uow); + session.delete(widget).where(widget::id, eq(key)).sync(uow); // This should fail to read from the cache. - w3 = session.select(widget).where(widget::id, eq(key)).single().sync(uow).orElse(null); + w3 = + session.select(widget).where(widget::id, eq(key)).single().sync(uow).orElse(null); Assert.assertEquals(null, w3); @@ -343,13 +344,7 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { }); } - w4 = - session - .select(widget) - .where(widget::id, eq(key)) - .single() - .sync() - .orElse(null); + w4 = session.select(widget).where(widget::id, eq(key)).single().sync().orElse(null); Assert.assertEquals(null, w4); } @@ -361,17 +356,21 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { UUID key = UUIDs.timeBased(); try (UnitOfWork uow = session.begin()) { - w1 = session.upsert(widget) - .value(widget::id, key) - .value(widget::name, RandomString.make(20)) - .value(widget::a, RandomString.make(10)) - .value(widget::b, RandomString.make(10)) - .value(widget::c, RandomString.make(10)) - .value(widget::d, RandomString.make(10)) - .batch(uow); + w1 = + session + .upsert(widget) + .value(widget::id, key) + .value(widget::name, RandomString.make(20)) + .value(widget::a, RandomString.make(10)) + .value(widget::b, RandomString.make(10)) + .value(widget::c, RandomString.make(10)) + .value(widget::d, RandomString.make(10)) + .batch(uow); Assert.assertTrue(0L == w1.writtenAt(widget::name)); Assert.assertTrue(0 == w1.ttlOf(widget::name)); - w2 = session.update(w1) + w2 = + session + .update(w1) .set(widget::name, RandomString.make(10)) .where(widget::id, eq(key)) .usingTtl(30) @@ -379,7 +378,9 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { Assert.assertEquals(w1, w2); Assert.assertTrue(0L == w2.writtenAt(widget::name)); Assert.assertTrue(30 == w1.ttlOf(widget::name)); - w3 = session.select(Widget.class) + w3 = + session + .select(Widget.class) .where(widget::id, eq(key)) .single() .sync(uow) @@ -388,14 +389,16 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { Assert.assertTrue(0L == w3.writtenAt(widget::name)); Assert.assertTrue(30 <= w3.ttlOf(widget::name)); - w6 = session.upsert(widget) - .value(widget::id, UUIDs.timeBased()) - .value(widget::name, RandomString.make(20)) - .value(widget::a, RandomString.make(10)) - .value(widget::b, RandomString.make(10)) - .value(widget::c, RandomString.make(10)) - .value(widget::d, RandomString.make(10)) - .batch(uow); + w6 = + session + .upsert(widget) + .value(widget::id, UUIDs.timeBased()) + .value(widget::name, RandomString.make(20)) + .value(widget::a, RandomString.make(10)) + .value(widget::b, RandomString.make(10)) + .value(widget::c, RandomString.make(10)) + .value(widget::d, RandomString.make(10)) + .batch(uow); uow.commit(); committedAt = uow.committedAt(); @@ -403,7 +406,9 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { String date = d.toString(); } // 'c' is distinct, but not on it's own so this should miss cache - w4 = session.select(Widget.class) + w4 = + session + .select(Widget.class) .where(widget::c, eq(w3.c())) .single() .sync() @@ -413,7 +418,9 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { //Assert.assertTrue(at == committedAt); int ttl4 = w4.ttlOf(widget::name); Assert.assertTrue(ttl4 <= 30); - w5 = session.select(Widget.class) + w5 = + session + .select(Widget.class) .where(widget::id, eq(key)) .uncached() .single() @@ -433,7 +440,9 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { try (UnitOfWork uow = session.begin()) { // This should inserted Widget, but not cache it. - w1 = session.insert(widget) + w1 = + session + .insert(widget) .value(widget::id, key1) .value(widget::name, RandomString.make(20)) .sync(uow); @@ -451,12 +460,16 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { //Assert.assertEquals(w1, w2); } - @Test public void testSelectAfterInsertProperlyCachesEntity() throws - Exception { Widget w1, w2, w3, w4; UUID key = UUIDs.timeBased(); + @Test + public void testSelectAfterInsertProperlyCachesEntity() throws Exception { + Widget w1, w2, w3, w4; + UUID key = UUIDs.timeBased(); try (UnitOfWork uow = session.begin()) { // This should cache the inserted Widget. - w1 = session.insert(widget) + w1 = + session + .insert(widget) .value(widget::id, key) .value(widget::name, RandomString.make(20)) .value(widget::a, RandomString.make(10)) @@ -466,27 +479,27 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .sync(uow); // This should read from the cache and get the same instance of a Widget. - w2 = session.select(widget) - .where(widget::id, eq(key)) - .single() - .sync(uow) - .orElse(null); + w2 = + session.select(widget).where(widget::id, eq(key)).single().sync(uow).orElse(null); - uow.commit() .andThen(() -> { Assert.assertEquals(w1, w2); }); } + uow.commit() + .andThen( + () -> { + Assert.assertEquals(w1, w2); + }); + } // This should read the widget from the session cache and maintain object identity. - w3 = session.select(widget) - .where(widget::id, eq(key)) - .single() - .sync() - .orElse(null); + w3 = session.select(widget).where(widget::id, eq(key)).single().sync().orElse(null); Assert.assertEquals(w1, w3); // This should read the widget from the database, no object identity but // values should match. - w4 = session.select(widget) - .where(widget::id,eq(key)) + w4 = + session + .select(widget) + .where(widget::id, eq(key)) .uncached() .single() .sync() @@ -496,5 +509,4 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { Assert.assertTrue(w1.equals(w4)); Assert.assertTrue(w4.equals(w1)); } - } diff --git a/src/test/java/net/helenus/test/unit/core/dsl/Account.java b/src/test/java/net/helenus/test/unit/core/dsl/Account.java index fba9920..626363f 100644 --- a/src/test/java/net/helenus/test/unit/core/dsl/Account.java +++ b/src/test/java/net/helenus/test/unit/core/dsl/Account.java @@ -55,6 +55,5 @@ public interface Account { public Map toMap() { return null; } - } } From 39a864310346a4e89fe3090078ded50120535dda Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Sun, 12 Nov 2017 21:37:59 -0500 Subject: [PATCH 15/55] Fix a few things. --- .../net/helenus/core/AbstractUnitOfWork.java | 28 ++++++++----------- .../operation/AbstractOptionalOperation.java | 2 +- .../operation/AbstractStreamOperation.java | 2 +- .../core/operation/UpdateOperation.java | 24 ++++++++-------- .../core/draft/EntityDraftBuilderTest.java | 1 - .../core/unitofwork/UnitOfWorkTest.java | 8 ++++-- 6 files changed, 32 insertions(+), 33 deletions(-) diff --git a/src/main/java/net/helenus/core/AbstractUnitOfWork.java b/src/main/java/net/helenus/core/AbstractUnitOfWork.java index c3cc0fb..3025a73 100644 --- a/src/main/java/net/helenus/core/AbstractUnitOfWork.java +++ b/src/main/java/net/helenus/core/AbstractUnitOfWork.java @@ -245,18 +245,19 @@ public abstract class AbstractUnitOfWork Either> deletedObjectFacets = Either.right(facets); String tableName = CacheUtil.schemaName(facets); Optional optionalValue = cacheLookup(facets); + + for (Facet facet : facets) { + if (!facet.fixed()) { + String columnKey = facet.name() + "==" + facet.value(); + // mark the value identified by the facet to `deleted` + cache.put(tableName, columnKey, deletedObjectFacets); + } + } + + // Now, look for other row/col pairs that referenced the same object, mark them + // `deleted` if the cache had a value before we added the deleted marker objects. if (optionalValue.isPresent()) { Object value = optionalValue.get(); - - for (Facet facet : facets) { - if (!facet.fixed()) { - String columnKey = facet.name() + "==" + facet.value(); - // mark the value identified by the facet to `deleted` - cache.put(tableName, columnKey, deletedObjectFacets); - } - } - // look for other row/col pairs that referenced the same object, mark them - // `deleted` cache .columnKeySet() .forEach( @@ -326,13 +327,6 @@ public abstract class AbstractUnitOfWork } } - // log.record(txn::provisionalCommit) - // examine log for conflicts in read-set and write-set between begin and - // provisional commit - // if (conflict) { throw new ConflictingUnitOfWorkException(this) } - // else return function so as to enable commit.andThen(() -> { do something iff - // commit was successful; }) - if (canCommit) { committed = true; aborted = false; diff --git a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java index 1292358..911383f 100644 --- a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java @@ -151,8 +151,8 @@ public abstract class AbstractOptionalOperation iface = MappingUtil.getMappingInterface(cachedResult); if (cachedResult != null) { + Class iface = MappingUtil.getMappingInterface(cachedResult); try { if (Drafted.class.isAssignableFrom(iface)) { result = Optional.of(cachedResult); diff --git a/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java b/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java index 609bbb5..f0dac94 100644 --- a/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java @@ -157,8 +157,8 @@ public abstract class AbstractStreamOperation iface = MappingUtil.getMappingInterface(cachedResult); if (cachedResult != null) { + Class iface = MappingUtil.getMappingInterface(cachedResult); E result = null; try { if (Drafted.class.isAssignableFrom(iface)) { diff --git a/src/main/java/net/helenus/core/operation/UpdateOperation.java b/src/main/java/net/helenus/core/operation/UpdateOperation.java index caec7e2..c54880d 100644 --- a/src/main/java/net/helenus/core/operation/UpdateOperation.java +++ b/src/main/java/net/helenus/core/operation/UpdateOperation.java @@ -38,7 +38,6 @@ import net.helenus.support.HelenusException; import net.helenus.support.HelenusMappingException; import net.helenus.support.Immutables; - public final class UpdateOperation extends AbstractFilterOperation> { private final Map assignments = new HashMap<>(); @@ -787,13 +786,14 @@ public final class UpdateOperation extends AbstractFilterOperation extends AbstractFilterOperationupdate(s1.update()) - .and(supply::region, eq(region)) .prepend(supply::suppliers, "Pignose Supply, LLC.") .sync(); diff --git a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java index 9ac2bdf..830732a 100644 --- a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java +++ b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java @@ -264,8 +264,13 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { Assert.assertEquals(w1, w2); // This should remove the object from the session cache. + session.update(w2).set(widget::name, "Bill").where(widget::id, eq(key)).sync(uow); w3 = - session.update(w2).set(widget::name, "Bill").where(widget::id, eq(key)).sync(uow); + session + .update(w2) + .set(widget::name, w1.name()) + .where(widget::id, eq(key)) + .sync(uow); // Fetch from session cache will cache miss (as it was updated) and trigger a SELECT. w4 = session.select(widget).where(widget::id, eq(key)).single().sync().orElse(null); @@ -284,7 +289,6 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { Assert.assertTrue(w5.equals(w2)); Assert.assertTrue(w2.equals(w5)); - Assert.assertEquals(w5.name(), "Bill"); uow.commit() .andThen( From a993af6c29d1f040ac7012eac1696a47f2e6ae16 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Sun, 12 Nov 2017 22:32:58 -0500 Subject: [PATCH 16/55] Enable toggle for showing values in logged CQL statements. Default to true. --- .../helenus/core/AbstractSessionOperations.java | 2 ++ .../java/net/helenus/core/HelenusSession.java | 17 +++++++++++++++++ .../net/helenus/core/SessionInitializer.java | 16 ++++++++++++++++ .../net/helenus/core/operation/Operation.java | 3 ++- 4 files changed, 37 insertions(+), 1 deletion(-) diff --git a/src/main/java/net/helenus/core/AbstractSessionOperations.java b/src/main/java/net/helenus/core/AbstractSessionOperations.java index 4ff4072..65d98f8 100644 --- a/src/main/java/net/helenus/core/AbstractSessionOperations.java +++ b/src/main/java/net/helenus/core/AbstractSessionOperations.java @@ -42,6 +42,8 @@ public abstract class AbstractSessionOperations { public abstract boolean isShowCql(); + public abstract boolean showValues(); + public abstract PrintStream getPrintStream(); public abstract Executor getExecutor(); diff --git a/src/main/java/net/helenus/core/HelenusSession.java b/src/main/java/net/helenus/core/HelenusSession.java index 42d6bf9..699734d 100644 --- a/src/main/java/net/helenus/core/HelenusSession.java +++ b/src/main/java/net/helenus/core/HelenusSession.java @@ -74,12 +74,14 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab private final Metadata metadata; private volatile String usingKeyspace; private volatile boolean showCql; + private volatile boolean showValues; HelenusSession( Session session, String usingKeyspace, CodecRegistry registry, boolean showCql, + boolean showValues, PrintStream printStream, SessionRepositoryBuilder sessionRepositoryBuilder, Executor executor, @@ -96,6 +98,7 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab Objects.requireNonNull( usingKeyspace, "keyspace needs to be selected before creating session"); this.showCql = showCql; + this.showValues = showValues; this.printStream = printStream; this.sessionRepository = sessionRepositoryBuilder.build(); this.executor = executor; @@ -153,6 +156,20 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab return this; } + public HelenusSession showQueryValuesInLog(boolean showValues) { + this.showValues = showValues; + return this; + } + + public HelenusSession showQueryValuesInLog() { + this.showValues = true; + return this; + } + + public boolean showValues() { + return showValues; + } + @Override public Executor getExecutor() { return executor; diff --git a/src/main/java/net/helenus/core/SessionInitializer.java b/src/main/java/net/helenus/core/SessionInitializer.java index c77379d..f8a39a7 100644 --- a/src/main/java/net/helenus/core/SessionInitializer.java +++ b/src/main/java/net/helenus/core/SessionInitializer.java @@ -43,6 +43,7 @@ public final class SessionInitializer extends AbstractSessionOperations { private CodecRegistry registry; private String usingKeyspace; private boolean showCql = false; + private boolean showValues = true; private ConsistencyLevel consistencyLevel; private boolean idempotent = true; private MetricRegistry metricRegistry = new MetricRegistry(); @@ -103,6 +104,20 @@ public final class SessionInitializer extends AbstractSessionOperations { return this; } + public SessionInitializer showQueryValuesInLog(boolean showValues) { + this.showValues = showValues; + return this; + } + + public SessionInitializer showQueryValuesInLog() { + this.showValues = true; + return this; + } + + public boolean showValues() { + return showValues; + } + public SessionInitializer metricRegistry(MetricRegistry metricRegistry) { this.metricRegistry = metricRegistry; return this; @@ -255,6 +270,7 @@ public final class SessionInitializer extends AbstractSessionOperations { usingKeyspace, registry, showCql, + showValues, printStream, sessionRepository, executor, diff --git a/src/main/java/net/helenus/core/operation/Operation.java b/src/main/java/net/helenus/core/operation/Operation.java index 2b875d6..28c8e27 100644 --- a/src/main/java/net/helenus/core/operation/Operation.java +++ b/src/main/java/net/helenus/core/operation/Operation.java @@ -42,7 +42,7 @@ public abstract class Operation { private static final Logger LOG = LoggerFactory.getLogger(Operation.class); protected final AbstractSessionOperations sessionOps; - protected boolean showValues = false; + protected boolean showValues; protected TraceContext traceContext; protected long queryExecutionTimeout = 10; protected TimeUnit queryTimeoutUnits = TimeUnit.SECONDS; @@ -56,6 +56,7 @@ public abstract class Operation { Operation(AbstractSessionOperations sessionOperations) { this.sessionOps = sessionOperations; + this.showValues = sessionOps.showValues(); MetricRegistry metrics = sessionOperations.getMetricRegistry(); if (metrics == null) { metrics = new MetricRegistry(); From d30361538c4fb8192da8931ae5e45868c2fbd58e Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Mon, 13 Nov 2017 10:36:16 -0500 Subject: [PATCH 17/55] Operations now default to non-idempotent unless explictly set in the statement or if they contain fields that are idempotent (e.g. @Column(idempotent=true) or part of the primary key for the row). --- bin/format.sh | 15 +++++++++---- .../net/helenus/core/SessionInitializer.java | 7 +++++- .../operation/AbstractFilterOperation.java | 6 +++++ .../operation/AbstractStatementOperation.java | 9 ++++++-- .../core/operation/DeleteOperation.java | 4 ++++ .../core/operation/InsertOperation.java | 10 +++++---- .../net/helenus/core/operation/Operation.java | 4 ++++ .../core/operation/UpdateOperation.java | 22 +++++++++++++++++++ .../core/reflect/HelenusNamedProperty.java | 5 +++++ .../mapping/HelenusMappingProperty.java | 15 +++++++++++++ .../net/helenus/mapping/HelenusProperty.java | 2 ++ .../java/net/helenus/mapping/MappingUtil.java | 9 ++++++++ .../helenus/mapping/annotation/Column.java | 8 +++++++ 13 files changed, 105 insertions(+), 11 deletions(-) diff --git a/bin/format.sh b/bin/format.sh index 10b2bf0..9967eb1 100755 --- a/bin/format.sh +++ b/bin/format.sh @@ -1,7 +1,14 @@ #!/bin/bash -for f in $(find ./src -name \*.java); do - echo Formatting $f - java -jar ./lib/google-java-format-1.3-all-deps.jar --replace $f -done +if [ "X$1" == "Xall" ]; then + for f in $(find ./src -name \*.java); do + echo Formatting $f + java -jar ./lib/google-java-format-1.3-all-deps.jar --replace $f + done +else + for file in $(git status --short | awk '{print $2}'); do + echo $file + java -jar ./lib/google-java-format-1.3-all-deps.jar --replace $file + done +fi diff --git a/src/main/java/net/helenus/core/SessionInitializer.java b/src/main/java/net/helenus/core/SessionInitializer.java index f8a39a7..0cd3c7d 100644 --- a/src/main/java/net/helenus/core/SessionInitializer.java +++ b/src/main/java/net/helenus/core/SessionInitializer.java @@ -45,7 +45,7 @@ public final class SessionInitializer extends AbstractSessionOperations { private boolean showCql = false; private boolean showValues = true; private ConsistencyLevel consistencyLevel; - private boolean idempotent = true; + private boolean idempotent = false; private MetricRegistry metricRegistry = new MetricRegistry(); private Tracer zipkinTracer; private PrintStream printStream = System.out; @@ -147,6 +147,11 @@ public final class SessionInitializer extends AbstractSessionOperations { return consistencyLevel; } + public SessionInitializer setOperationsIdempotentByDefault() { + this.idempotent = true; + return this; + } + public SessionInitializer idempotentQueryExecution(boolean idempotent) { this.idempotent = idempotent; return this; diff --git a/src/main/java/net/helenus/core/operation/AbstractFilterOperation.java b/src/main/java/net/helenus/core/operation/AbstractFilterOperation.java index 93e164e..de570eb 100644 --- a/src/main/java/net/helenus/core/operation/AbstractFilterOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractFilterOperation.java @@ -108,6 +108,12 @@ public abstract class AbstractFilterOperation !filter.getNode().getProperty().isIdempotent()) + || super.isIdempotentOperation(); + } + protected List bindFacetValues(List facets) { if (facets == null) { return new ArrayList(); diff --git a/src/main/java/net/helenus/core/operation/AbstractStatementOperation.java b/src/main/java/net/helenus/core/operation/AbstractStatementOperation.java index e0b97a6..61ff695 100644 --- a/src/main/java/net/helenus/core/operation/AbstractStatementOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractStatementOperation.java @@ -47,10 +47,10 @@ public abstract class AbstractStatementOperation extends AbstractOperation v._1.getProperty()).allMatch(prop -> prop.isIdempotent()) + || super.isIdempotentOperation(); + } + @Override public T sync() throws TimeoutException { T result = super.sync(); @@ -346,10 +352,6 @@ public final class InsertOperation extends AbstractOperation { } } + protected boolean isIdempotentOperation() { + return false; + } + public Statement options(Statement statement) { return statement; } diff --git a/src/main/java/net/helenus/core/operation/UpdateOperation.java b/src/main/java/net/helenus/core/operation/UpdateOperation.java index c54880d..6288baa 100644 --- a/src/main/java/net/helenus/core/operation/UpdateOperation.java +++ b/src/main/java/net/helenus/core/operation/UpdateOperation.java @@ -783,6 +783,28 @@ public final class UpdateOperation extends AbstractFilterOperation { + if (facet != null) { + Set props = facet.getProperties(); + if (props != null && props.size() > 0) { + return props.stream().allMatch(prop -> prop.isIdempotent()); + } else { + return true; + } + } else { + // In this case our UPDATE statement made mutations via the List, Set, Map methods only. + return false; + } + }) + || super.isIdempotentOperation(); + } + @Override public E sync() throws TimeoutException { E result = super.sync(); diff --git a/src/main/java/net/helenus/core/reflect/HelenusNamedProperty.java b/src/main/java/net/helenus/core/reflect/HelenusNamedProperty.java index 9c4e448..c295fc3 100644 --- a/src/main/java/net/helenus/core/reflect/HelenusNamedProperty.java +++ b/src/main/java/net/helenus/core/reflect/HelenusNamedProperty.java @@ -63,6 +63,11 @@ public final class HelenusNamedProperty implements HelenusProperty { return false; } + @Override + public boolean isIdempotent() { + return false; + } + @Override public Class getJavaType() { throw new HelenusMappingException("will never called"); diff --git a/src/main/java/net/helenus/mapping/HelenusMappingProperty.java b/src/main/java/net/helenus/mapping/HelenusMappingProperty.java index fbea1dd..c3646a6 100644 --- a/src/main/java/net/helenus/mapping/HelenusMappingProperty.java +++ b/src/main/java/net/helenus/mapping/HelenusMappingProperty.java @@ -35,6 +35,7 @@ public final class HelenusMappingProperty implements HelenusProperty { private final String propertyName; private final Optional indexName; private final boolean caseSensitiveIndex; + private final boolean idempotent; private final ColumnInformation columnInfo; @@ -56,6 +57,15 @@ public final class HelenusMappingProperty implements HelenusProperty { this.columnInfo = new ColumnInformation(getter); + switch (this.columnInfo.getColumnType()) { + case PARTITION_KEY: + case CLUSTERING_COLUMN: + this.idempotent = true; + break; + default: + this.idempotent = MappingUtil.idempotent(getter); + } + this.genericJavaType = getter.getGenericReturnType(); this.javaType = getter.getReturnType(); this.abstractJavaType = MappingJavaTypes.resolveJavaType(this.javaType); @@ -112,6 +122,11 @@ public final class HelenusMappingProperty implements HelenusProperty { return caseSensitiveIndex; } + @Override + public boolean isIdempotent() { + return idempotent; + } + @Override public String getPropertyName() { return propertyName; diff --git a/src/main/java/net/helenus/mapping/HelenusProperty.java b/src/main/java/net/helenus/mapping/HelenusProperty.java index 08b428e..99b0dbf 100644 --- a/src/main/java/net/helenus/mapping/HelenusProperty.java +++ b/src/main/java/net/helenus/mapping/HelenusProperty.java @@ -37,6 +37,8 @@ public interface HelenusProperty { boolean caseSensitiveIndex(); + boolean isIdempotent(); + Class getJavaType(); AbstractDataType getDataType(); diff --git a/src/main/java/net/helenus/mapping/MappingUtil.java b/src/main/java/net/helenus/mapping/MappingUtil.java index 6eff50b..08b4bac 100644 --- a/src/main/java/net/helenus/mapping/MappingUtil.java +++ b/src/main/java/net/helenus/mapping/MappingUtil.java @@ -124,6 +124,15 @@ public final class MappingUtil { return false; } + public static boolean idempotent(Method getterMethod) { + Column column = getterMethod.getDeclaredAnnotation(Column.class); + + if (column != null) { + return column.idempotent(); + } + return false; + } + public static String getPropertyName(Method getter) { return getter.getName(); } diff --git a/src/main/java/net/helenus/mapping/annotation/Column.java b/src/main/java/net/helenus/mapping/annotation/Column.java index ab4b2d4..886493e 100644 --- a/src/main/java/net/helenus/mapping/annotation/Column.java +++ b/src/main/java/net/helenus/mapping/annotation/Column.java @@ -59,4 +59,12 @@ public @interface Column { * @return true if name have to be quoted */ boolean forceQuote() default false; + + /** + * Used to determin if updates can be retried. Also, mutations to this field do not trigger + * objects in the session cache to be evicted. + * + * @return + */ + boolean idempotent() default false; } From a63a1be4b6940d89fa0ebf21636a971b76bbdedc Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Mon, 13 Nov 2017 10:47:48 -0500 Subject: [PATCH 18/55] Paranoia. --- .../core/operation/AbstractFilterOperation.java | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) diff --git a/src/main/java/net/helenus/core/operation/AbstractFilterOperation.java b/src/main/java/net/helenus/core/operation/AbstractFilterOperation.java index de570eb..692c4a4 100644 --- a/src/main/java/net/helenus/core/operation/AbstractFilterOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractFilterOperation.java @@ -19,6 +19,7 @@ import java.util.*; import net.helenus.core.*; import net.helenus.core.cache.Facet; import net.helenus.core.cache.UnboundFacet; +import net.helenus.core.reflect.HelenusPropertyNode; import net.helenus.mapping.HelenusProperty; public abstract class AbstractFilterOperation> @@ -110,7 +111,21 @@ public abstract class AbstractFilterOperation !filter.getNode().getProperty().isIdempotent()) + return filters + .stream() + .anyMatch( + filter -> { + if (filter != null) { + HelenusPropertyNode node = filter.getNode(); + if (node != null) { + HelenusProperty prop = node.getProperty(); + if (prop != null) { + return prop.isIdempotent(); + } + } + } + return false; + }) || super.isIdempotentOperation(); } From 33d2459538299ce97f7578efbb05bd6216317f11 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Mon, 13 Nov 2017 11:01:30 -0500 Subject: [PATCH 19/55] Sometimes there are no filters. --- .../core/operation/AbstractFilterOperation.java | 16 +++++++++------- 1 file changed, 9 insertions(+), 7 deletions(-) diff --git a/src/main/java/net/helenus/core/operation/AbstractFilterOperation.java b/src/main/java/net/helenus/core/operation/AbstractFilterOperation.java index 692c4a4..8a450c0 100644 --- a/src/main/java/net/helenus/core/operation/AbstractFilterOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractFilterOperation.java @@ -111,17 +111,19 @@ public abstract class AbstractFilterOperation { - if (filter != null) { - HelenusPropertyNode node = filter.getNode(); - if (node != null) { - HelenusProperty prop = node.getProperty(); - if (prop != null) { - return prop.isIdempotent(); - } + HelenusPropertyNode node = filter.getNode(); + if (node != null) { + HelenusProperty prop = node.getProperty(); + if (prop != null) { + return prop.isIdempotent(); } } return false; From 7a56059036ebc38497fe23c701d1554adb6c26b8 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Mon, 13 Nov 2017 15:55:24 -0500 Subject: [PATCH 20/55] Fix misuse of Drafted interface in tests. WIP fixing use of immutable collections in UPDATE/draft logic. --- .../net/helenus/core/AbstractEntityDraft.java | 7 +--- .../net/helenus/core/AbstractUnitOfWork.java | 17 ++++---- .../operation/AbstractOptionalOperation.java | 40 +++++++++---------- .../operation/AbstractStreamOperation.java | 38 ++++++++---------- .../core/operation/InsertOperation.java | 3 +- .../core/operation/UpdateOperation.java | 32 +++++++++++---- .../net/helenus/mapping/HelenusEntity.java | 2 + .../helenus/mapping/HelenusMappingEntity.java | 16 ++++++++ .../java/net/helenus/mapping/MappingUtil.java | 23 ----------- .../mapping/value/ValueProviderMap.java | 3 +- .../integration/core/draft/Inventory.java | 4 +- .../test/integration/core/draft/Supply.java | 5 +-- .../core/unitofwork/UnitOfWorkTest.java | 3 +- .../helenus/test/unit/core/dsl/Account.java | 4 +- 14 files changed, 96 insertions(+), 101 deletions(-) diff --git a/src/main/java/net/helenus/core/AbstractEntityDraft.java b/src/main/java/net/helenus/core/AbstractEntityDraft.java index 40075ec..8f2a449 100644 --- a/src/main/java/net/helenus/core/AbstractEntityDraft.java +++ b/src/main/java/net/helenus/core/AbstractEntityDraft.java @@ -51,12 +51,7 @@ public abstract class AbstractEntityDraft implements Drafted { } else { // Collections fetched from the entityMap if (value instanceof Collection) { - try { - value = MappingUtil.clone(value); - } catch (CloneNotSupportedException e) { - // TODO(gburd): deep?shallow? copy of List, Map, Set to a mutable collection. - value = (T) SerializationUtils.clone((Serializable) value); - } + value = (T) SerializationUtils.clone((Serializable) value); } } } diff --git a/src/main/java/net/helenus/core/AbstractUnitOfWork.java b/src/main/java/net/helenus/core/AbstractUnitOfWork.java index 3025a73..b9f5b27 100644 --- a/src/main/java/net/helenus/core/AbstractUnitOfWork.java +++ b/src/main/java/net/helenus/core/AbstractUnitOfWork.java @@ -22,6 +22,7 @@ import com.google.common.base.Stopwatch; import com.google.common.collect.HashBasedTable; import com.google.common.collect.Table; import com.google.common.collect.TreeTraverser; +import java.io.Serializable; import java.util.*; import java.util.concurrent.TimeUnit; import java.util.concurrent.TimeoutException; @@ -30,9 +31,9 @@ import net.helenus.core.cache.CacheUtil; import net.helenus.core.cache.Facet; import net.helenus.core.operation.AbstractOperation; import net.helenus.core.operation.BatchOperation; -import net.helenus.core.reflect.Drafted; import net.helenus.mapping.MappingUtil; import net.helenus.support.Either; +import org.apache.commons.lang3.SerializationUtils; import org.slf4j.Logger; import org.slf4j.LoggerFactory; @@ -218,15 +219,11 @@ public abstract class AbstractUnitOfWork result = checkParentCache(facets); if (result.isPresent()) { Object r = result.get(); - try { - Class iface = MappingUtil.getMappingInterface(r); - if (Drafted.class.isAssignableFrom(iface)) { - cacheUpdate(r, facets); - } else { - cacheUpdate(MappingUtil.clone(r), facets); - } - } catch (CloneNotSupportedException e) { - result = Optional.empty(); + Class iface = MappingUtil.getMappingInterface(r); + if (Helenus.entity(iface).isDraftable()) { + cacheUpdate(r, facets); + } else { + cacheUpdate(SerializationUtils.clone((Serializable) r), facets); } } return result; diff --git a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java index 911383f..afe577d 100644 --- a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java @@ -24,18 +24,20 @@ import com.google.common.base.Function; import com.google.common.base.Stopwatch; import com.google.common.util.concurrent.Futures; import com.google.common.util.concurrent.ListenableFuture; +import java.io.Serializable; import java.util.List; import java.util.Optional; import java.util.concurrent.CompletableFuture; import java.util.concurrent.CompletionException; import java.util.concurrent.TimeoutException; import net.helenus.core.AbstractSessionOperations; +import net.helenus.core.Helenus; import net.helenus.core.UnitOfWork; import net.helenus.core.cache.CacheUtil; import net.helenus.core.cache.Facet; -import net.helenus.core.reflect.Drafted; import net.helenus.mapping.MappingUtil; import net.helenus.support.Fun; +import org.apache.commons.lang3.SerializationUtils; public abstract class AbstractOptionalOperation> extends AbstractStatementOperation { @@ -153,26 +155,22 @@ public abstract class AbstractOptionalOperation iface = MappingUtil.getMappingInterface(cachedResult); - try { - if (Drafted.class.isAssignableFrom(iface)) { - result = Optional.of(cachedResult); - } else { - result = Optional.of(MappingUtil.clone(cachedResult)); - } - sessionCacheHits.mark(); - cacheHits.mark(); - uow.recordCacheAndDatabaseOperationCount(1, 0); - } catch (CloneNotSupportedException e) { - result = Optional.empty(); - sessionCacheMiss.mark(); - cacheMiss.mark(); - uow.recordCacheAndDatabaseOperationCount(-1, 0); - } finally { - if (result.isPresent()) { - updateCache = true; - } else { - updateCache = false; - } + if (Helenus.entity(iface).isDraftable()) { + result = Optional.of(cachedResult); + } else { + result = + Optional.of( + (E) + SerializationUtils.clone( + (Serializable) cachedResult)); + } + sessionCacheHits.mark(); + cacheHits.mark(); + uow.recordCacheAndDatabaseOperationCount(1, 0); + if (result.isPresent()) { + updateCache = true; + } else { + updateCache = false; } } else { updateCache = false; diff --git a/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java b/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java index f0dac94..07b5649 100644 --- a/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java @@ -24,6 +24,7 @@ import com.google.common.base.Function; import com.google.common.base.Stopwatch; import com.google.common.util.concurrent.Futures; import com.google.common.util.concurrent.ListenableFuture; +import java.io.Serializable; import java.util.ArrayList; import java.util.List; import java.util.concurrent.CompletableFuture; @@ -31,12 +32,13 @@ import java.util.concurrent.CompletionException; import java.util.concurrent.TimeoutException; import java.util.stream.Stream; import net.helenus.core.AbstractSessionOperations; +import net.helenus.core.Helenus; import net.helenus.core.UnitOfWork; import net.helenus.core.cache.CacheUtil; import net.helenus.core.cache.Facet; -import net.helenus.core.reflect.Drafted; import net.helenus.mapping.MappingUtil; import net.helenus.support.Fun; +import org.apache.commons.lang3.SerializationUtils; public abstract class AbstractStreamOperation> extends AbstractStatementOperation { @@ -160,26 +162,20 @@ public abstract class AbstractStreamOperation iface = MappingUtil.getMappingInterface(cachedResult); E result = null; - try { - if (Drafted.class.isAssignableFrom(iface)) { - result = cachedResult; - } else { - result = MappingUtil.clone(cachedResult); - } - resultStream = Stream.of(result); - sessionCacheHits.mark(); - cacheHits.mark(); - uow.recordCacheAndDatabaseOperationCount(1, 0); - } catch (CloneNotSupportedException e) { - resultStream = null; - sessionCacheMiss.mark(); - uow.recordCacheAndDatabaseOperationCount(-1, 0); - } finally { - if (result != null) { - updateCache = true; - } else { - updateCache = false; - } + if (Helenus.entity(iface).isDraftable()) { + result = cachedResult; + } else { + result = + (E) SerializationUtils.clone((Serializable) cachedResult); + } + resultStream = Stream.of(result); + sessionCacheHits.mark(); + cacheHits.mark(); + uow.recordCacheAndDatabaseOperationCount(1, 0); + if (result != null) { + updateCache = true; + } else { + updateCache = false; } } else { updateCache = false; diff --git a/src/main/java/net/helenus/core/operation/InsertOperation.java b/src/main/java/net/helenus/core/operation/InsertOperation.java index 5676c01..3547f82 100644 --- a/src/main/java/net/helenus/core/operation/InsertOperation.java +++ b/src/main/java/net/helenus/core/operation/InsertOperation.java @@ -31,7 +31,6 @@ import net.helenus.core.cache.CacheUtil; import net.helenus.core.cache.Facet; import net.helenus.core.cache.UnboundFacet; import net.helenus.core.reflect.DefaultPrimitiveTypes; -import net.helenus.core.reflect.Drafted; import net.helenus.core.reflect.HelenusPropertyNode; import net.helenus.core.reflect.MapExportable; import net.helenus.mapping.HelenusEntity; @@ -211,7 +210,7 @@ public final class InsertOperation extends AbstractOperation iface) { if (values.size() > 0) { - boolean immutable = iface.isAssignableFrom(Drafted.class); + boolean immutable = entity.isDraftable(); Collection properties = entity.getOrderedProperties(); Map backingMap = new HashMap(properties.size()); diff --git a/src/main/java/net/helenus/core/operation/UpdateOperation.java b/src/main/java/net/helenus/core/operation/UpdateOperation.java index 6288baa..fa946a2 100644 --- a/src/main/java/net/helenus/core/operation/UpdateOperation.java +++ b/src/main/java/net/helenus/core/operation/UpdateOperation.java @@ -203,7 +203,9 @@ public final class UpdateOperation extends AbstractFilterOperation) draftMap.get(key); + list = + (List) new ArrayList((List) draftMap.get(key)); // copy immutable -> mutable list + draft.put(key, list); list.add(0, value); facet = new BoundFacet(prop, list); } else { @@ -235,7 +237,9 @@ public final class UpdateOperation extends AbstractFilterOperation 0) { String key = p.getProperty().getPropertyName(); - list = (List) draftMap.get(key); + list = + (List) new ArrayList((List) draftMap.get(key)); // copy immutable -> mutable list + draft.put(key, list); list.addAll(0, value); facet = new BoundFacet(prop, list); } else { @@ -266,7 +270,10 @@ public final class UpdateOperation extends AbstractFilterOperation) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop, false); } else { String key = prop.getPropertyName(); - list = (List) draftMap.get(key); + list = + (List) + new ArrayList((List) draftMap.get(key)); // copy immutable -> mutable list + draft.put(key, list); } if (idx < 0) { list.add(0, value); @@ -305,7 +312,9 @@ public final class UpdateOperation extends AbstractFilterOperation) draftMap.get(key); + list = + (List) new ArrayList((List) draftMap.get(key)); // copy immutable -> mutable list + draft.put(key, list); list.add(value); facet = new BoundFacet(prop, list); } else { @@ -336,7 +345,9 @@ public final class UpdateOperation extends AbstractFilterOperation 0) { String key = prop.getPropertyName(); - list = (List) draftMap.get(key); + list = + (List) new ArrayList((List) draftMap.get(key)); // copy immutable -> mutable list + draft.put(key, list); list.addAll(value); facet = new BoundFacet(prop, list); } else { @@ -367,7 +378,9 @@ public final class UpdateOperation extends AbstractFilterOperation) draftMap.get(key); + list = + (List) new ArrayList((List) draftMap.get(key)); // copy immutable -> mutable list + draft.put(key, list); list.remove(value); facet = new BoundFacet(prop, list); } else { @@ -398,7 +411,9 @@ public final class UpdateOperation extends AbstractFilterOperation) draftMap.get(key); + list = + (List) new ArrayList((List) draftMap.get(key)); // copy immutable -> mutable list + draft.put(key, list); list.removeAll(value); facet = new BoundFacet(prop, list); } else { @@ -467,7 +482,8 @@ public final class UpdateOperation extends AbstractFilterOperation) draftMap.get(key); + set = (Set) new HashSet((Set) draftMap.get(key)); + draft.put(key, set); set.add(value); facet = new BoundFacet(prop, set); } else { diff --git a/src/main/java/net/helenus/mapping/HelenusEntity.java b/src/main/java/net/helenus/mapping/HelenusEntity.java index b19fee6..9ec0744 100644 --- a/src/main/java/net/helenus/mapping/HelenusEntity.java +++ b/src/main/java/net/helenus/mapping/HelenusEntity.java @@ -34,4 +34,6 @@ public interface HelenusEntity { HelenusProperty getProperty(String name); List getFacets(); + + boolean isDraftable(); } diff --git a/src/main/java/net/helenus/mapping/HelenusMappingEntity.java b/src/main/java/net/helenus/mapping/HelenusMappingEntity.java index 989a010..965178d 100644 --- a/src/main/java/net/helenus/mapping/HelenusMappingEntity.java +++ b/src/main/java/net/helenus/mapping/HelenusMappingEntity.java @@ -39,6 +39,7 @@ public final class HelenusMappingEntity implements HelenusEntity { private final HelenusEntityType type; private final IdentityName name; private final boolean cacheable; + private final boolean draftable; private final ImmutableMap methods; private final ImmutableMap props; private final ImmutableList orderedProps; @@ -112,6 +113,16 @@ public final class HelenusMappingEntity implements HelenusEntity { // Caching cacheable = (null != iface.getDeclaredAnnotation(Cacheable.class)); + // Draft + Class draft; + try { + draft = Class.forName(iface.getName() + "$Draft"); + } catch (Exception ignored) { + draft = null; + } + draftable = (draft != null); + + // Materialized view List primaryKeyProperties = new ArrayList<>(); ImmutableList.Builder facetsBuilder = ImmutableList.builder(); if (iface.getDeclaredAnnotation(MaterializedView.class) == null) { @@ -212,6 +223,11 @@ public final class HelenusMappingEntity implements HelenusEntity { return cacheable; } + @Override + public boolean isDraftable() { + return draftable; + } + @Override public Class getMappingInterface() { return iface; diff --git a/src/main/java/net/helenus/mapping/MappingUtil.java b/src/main/java/net/helenus/mapping/MappingUtil.java index 08b4bac..bb68587 100644 --- a/src/main/java/net/helenus/mapping/MappingUtil.java +++ b/src/main/java/net/helenus/mapping/MappingUtil.java @@ -16,7 +16,6 @@ package net.helenus.mapping; import java.lang.annotation.Annotation; -import java.lang.reflect.InvocationTargetException; import java.lang.reflect.Method; import java.util.ArrayList; import java.util.List; @@ -305,28 +304,6 @@ public final class MappingUtil { } } - // https://stackoverflow.com/a/4882306/366692 - public static T clone(T object) throws CloneNotSupportedException { - Object clone = null; - - // Use reflection, because there is no other way - try { - Method method = object.getClass().getMethod("clone"); - clone = method.invoke(object); - } catch (InvocationTargetException e) { - rethrow(e.getCause()); - } catch (Exception cause) { - rethrow(cause); - } - if (object.getClass().isInstance(clone)) { - @SuppressWarnings("unchecked") // clone class <= object class <= T - T t = (T) clone; - return t; - } else { - throw new ClassCastException(clone.getClass().getName()); - } - } - private static void rethrow(Throwable cause) throws CloneNotSupportedException { if (cause instanceof RuntimeException) { throw (RuntimeException) cause; diff --git a/src/main/java/net/helenus/mapping/value/ValueProviderMap.java b/src/main/java/net/helenus/mapping/value/ValueProviderMap.java index 43e6318..eb1388c 100644 --- a/src/main/java/net/helenus/mapping/value/ValueProviderMap.java +++ b/src/main/java/net/helenus/mapping/value/ValueProviderMap.java @@ -19,7 +19,6 @@ import java.util.Collection; import java.util.Map; import java.util.Set; import java.util.stream.Collectors; -import net.helenus.core.reflect.Drafted; import net.helenus.mapping.HelenusEntity; import net.helenus.mapping.HelenusProperty; import net.helenus.support.HelenusMappingException; @@ -35,7 +34,7 @@ public final class ValueProviderMap implements Map { this.source = source; this.valueProvider = valueProvider; this.entity = entity; - this.immutable = entity.getMappingInterface().isAssignableFrom(Drafted.class); + this.immutable = entity.isDraftable(); } private static void throwShouldNeverCall(String methodName) { diff --git a/src/test/java/net/helenus/test/integration/core/draft/Inventory.java b/src/test/java/net/helenus/test/integration/core/draft/Inventory.java index 2c4f397..23ec43f 100644 --- a/src/test/java/net/helenus/test/integration/core/draft/Inventory.java +++ b/src/test/java/net/helenus/test/integration/core/draft/Inventory.java @@ -9,7 +9,7 @@ import net.helenus.core.reflect.MapExportable; import net.helenus.mapping.annotation.*; @Table -public interface Inventory extends Entity, Drafted { +public interface Inventory extends Entity { static Inventory inventory = Helenus.dsl(Inventory.class); @@ -38,7 +38,7 @@ public interface Inventory extends Entity, Drafted { return new Draft(this); } - class Draft extends AbstractAuditedEntityDraft { + class Draft extends AbstractAuditedEntityDraft implements Drafted { // Entity/Draft pattern-enabling methods: Draft(UUID id) { diff --git a/src/test/java/net/helenus/test/integration/core/draft/Supply.java b/src/test/java/net/helenus/test/integration/core/draft/Supply.java index 7a28ad2..3b382cc 100644 --- a/src/test/java/net/helenus/test/integration/core/draft/Supply.java +++ b/src/test/java/net/helenus/test/integration/core/draft/Supply.java @@ -15,7 +15,7 @@ import net.helenus.mapping.annotation.*; @Table @Cacheable -public interface Supply extends Entity, Drafted { +public interface Supply extends Entity { static Supply supply = Helenus.dsl(Supply.class); @@ -52,8 +52,7 @@ public interface Supply extends Entity, Drafted { return new Draft(this); } - class Draft extends AbstractEntityDraft { - + class Draft extends AbstractEntityDraft implements Drafted { // Entity/Draft pattern-enabling methods: Draft(String region) { super(null); diff --git a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java index 830732a..fee366a 100644 --- a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java +++ b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java @@ -19,6 +19,7 @@ import static net.helenus.core.Query.eq; import com.datastax.driver.core.ConsistencyLevel; import com.datastax.driver.core.utils.UUIDs; +import java.io.Serializable; import java.util.Date; import java.util.UUID; import net.bytebuddy.utility.RandomString; @@ -38,7 +39,7 @@ import org.junit.Test; @Table @Cacheable -interface Widget extends Entity { +interface Widget extends Entity, Serializable { @PartitionKey UUID id(); diff --git a/src/test/java/net/helenus/test/unit/core/dsl/Account.java b/src/test/java/net/helenus/test/unit/core/dsl/Account.java index 626363f..06d7ba5 100644 --- a/src/test/java/net/helenus/test/unit/core/dsl/Account.java +++ b/src/test/java/net/helenus/test/unit/core/dsl/Account.java @@ -39,7 +39,7 @@ public interface Account { return new Draft(); } - class Draft implements Drafted { // TODO + class Draft implements Drafted { @Override public Set mutated() { @@ -47,7 +47,7 @@ public interface Account { } @Override - public Object build() { + public Account build() { return null; } From 618a7ea38020a5e7f6c5b582ed9d8fa20b080037 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Tue, 14 Nov 2017 09:55:03 -0500 Subject: [PATCH 21/55] Draft instances map is mutable and so are collection values inside the map, this makes the UPDATE logic straight forward when mutating in-cache draft objects. Also, fix one or two logic bugs with isAssignableFrom(). --- .../net/helenus/core/AbstractEntityDraft.java | 3 +- .../core/operation/UpdateOperation.java | 32 +++-------- .../core/reflect/MapperInvocationHandler.java | 56 +++++++++++++------ .../helenus/mapping/HelenusMappingEntity.java | 2 +- .../mapping/value/ValueProviderMap.java | 4 +- 5 files changed, 52 insertions(+), 45 deletions(-) diff --git a/src/main/java/net/helenus/core/AbstractEntityDraft.java b/src/main/java/net/helenus/core/AbstractEntityDraft.java index 8f2a449..f01f7c4 100644 --- a/src/main/java/net/helenus/core/AbstractEntityDraft.java +++ b/src/main/java/net/helenus/core/AbstractEntityDraft.java @@ -17,7 +17,8 @@ public abstract class AbstractEntityDraft implements Drafted { public AbstractEntityDraft(MapExportable entity) { this.entity = entity; - this.entityMap = entity != null ? entity.toMap() : new HashMap(); + // Entities can mutate their map. + this.entityMap = entity != null ? entity.toMap(true) : new HashMap(); } public abstract Class getEntityClass(); diff --git a/src/main/java/net/helenus/core/operation/UpdateOperation.java b/src/main/java/net/helenus/core/operation/UpdateOperation.java index fa946a2..6288baa 100644 --- a/src/main/java/net/helenus/core/operation/UpdateOperation.java +++ b/src/main/java/net/helenus/core/operation/UpdateOperation.java @@ -203,9 +203,7 @@ public final class UpdateOperation extends AbstractFilterOperation) new ArrayList((List) draftMap.get(key)); // copy immutable -> mutable list - draft.put(key, list); + list = (List) draftMap.get(key); list.add(0, value); facet = new BoundFacet(prop, list); } else { @@ -237,9 +235,7 @@ public final class UpdateOperation extends AbstractFilterOperation 0) { String key = p.getProperty().getPropertyName(); - list = - (List) new ArrayList((List) draftMap.get(key)); // copy immutable -> mutable list - draft.put(key, list); + list = (List) draftMap.get(key); list.addAll(0, value); facet = new BoundFacet(prop, list); } else { @@ -270,10 +266,7 @@ public final class UpdateOperation extends AbstractFilterOperation) BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop, false); } else { String key = prop.getPropertyName(); - list = - (List) - new ArrayList((List) draftMap.get(key)); // copy immutable -> mutable list - draft.put(key, list); + list = (List) draftMap.get(key); } if (idx < 0) { list.add(0, value); @@ -312,9 +305,7 @@ public final class UpdateOperation extends AbstractFilterOperation) new ArrayList((List) draftMap.get(key)); // copy immutable -> mutable list - draft.put(key, list); + list = (List) draftMap.get(key); list.add(value); facet = new BoundFacet(prop, list); } else { @@ -345,9 +336,7 @@ public final class UpdateOperation extends AbstractFilterOperation 0) { String key = prop.getPropertyName(); - list = - (List) new ArrayList((List) draftMap.get(key)); // copy immutable -> mutable list - draft.put(key, list); + list = (List) draftMap.get(key); list.addAll(value); facet = new BoundFacet(prop, list); } else { @@ -378,9 +367,7 @@ public final class UpdateOperation extends AbstractFilterOperation) new ArrayList((List) draftMap.get(key)); // copy immutable -> mutable list - draft.put(key, list); + list = (List) draftMap.get(key); list.remove(value); facet = new BoundFacet(prop, list); } else { @@ -411,9 +398,7 @@ public final class UpdateOperation extends AbstractFilterOperation) new ArrayList((List) draftMap.get(key)); // copy immutable -> mutable list - draft.put(key, list); + list = (List) draftMap.get(key); list.removeAll(value); facet = new BoundFacet(prop, list); } else { @@ -482,8 +467,7 @@ public final class UpdateOperation extends AbstractFilterOperation) new HashSet((Set) draftMap.get(key)); - draft.put(key, set); + set = (Set) draftMap.get(key); set.add(value); facet = new BoundFacet(prop, set); } else { diff --git a/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java b/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java index 850da19..b4cd974 100644 --- a/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java +++ b/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java @@ -15,6 +15,9 @@ */ package net.helenus.core.reflect; +import com.google.common.collect.ImmutableList; +import com.google.common.collect.ImmutableMap; +import com.google.common.collect.ImmutableSet; import java.io.InvalidObjectException; import java.io.ObjectInputStream; import java.io.ObjectStreamException; @@ -24,10 +27,7 @@ import java.lang.reflect.Constructor; import java.lang.reflect.InvocationHandler; import java.lang.reflect.Method; import java.lang.reflect.Proxy; -import java.util.Collections; -import java.util.HashMap; -import java.util.Map; -import java.util.Set; +import java.util.*; import net.helenus.core.Getter; import net.helenus.core.Helenus; import net.helenus.core.cache.CacheUtil; @@ -168,6 +168,15 @@ public class MapperInvocationHandler implements InvocationHandler, Serializab return 0; } + if (MapExportable.TO_MAP_METHOD.equals(methodName)) { + if (method.getParameterCount() == 1 && args[0] instanceof Boolean) { + if ((boolean) args[0] == true) { + return fromValueProviderMap(src, true); + } + } + return Collections.unmodifiableMap(src); + } + if (method.getParameterCount() != 0 || method.getReturnType() == void.class) { throw new HelenusException("invalid getter method " + method); } @@ -192,15 +201,6 @@ public class MapperInvocationHandler implements InvocationHandler, Serializab return Helenus.dsl(iface); } - if (MapExportable.TO_MAP_METHOD.equals(methodName)) { - if (method.getParameterCount() == 1 && args[0] instanceof Boolean) { - if ((boolean) args[0] == true) { - return src; - } - } - return Collections.unmodifiableMap(src); - } - final Object value = src.get(methodName); if (value == null) { @@ -228,12 +228,32 @@ public class MapperInvocationHandler implements InvocationHandler, Serializab } static Map fromValueProviderMap(Map v) { - Map m = new HashMap(v.size()); - Set keys = v.keySet(); - for (String key : keys) { - m.put(key, v.get(key)); + return fromValueProviderMap(v, false); + } + + static Map fromValueProviderMap(Map v, boolean mutable) { + if (v instanceof ValueProviderMap) { + Map m = new HashMap(v.size()); + Set keys = v.keySet(); + for (String key : keys) { + Object value = v.get(key); + if (mutable) { + if (ImmutableList.class.isAssignableFrom(value.getClass())) { + m.put(key, new ArrayList((List) value)); + } else if (ImmutableMap.class.isAssignableFrom(value.getClass())) { + m.put(key, new HashMap((Map) value)); + } else if (ImmutableSet.class.isAssignableFrom(value.getClass())) { + m.put(key, new HashSet((Set) value)); + } else { + m.put(key, value); + } + } else { + m.put(key, value); + } + } + return m; } - return m; + return v; } static class SerializationProxy implements Serializable { diff --git a/src/main/java/net/helenus/mapping/HelenusMappingEntity.java b/src/main/java/net/helenus/mapping/HelenusMappingEntity.java index 965178d..484318a 100644 --- a/src/main/java/net/helenus/mapping/HelenusMappingEntity.java +++ b/src/main/java/net/helenus/mapping/HelenusMappingEntity.java @@ -145,7 +145,7 @@ public final class HelenusMappingEntity implements HelenusEntity { } for (ConstraintValidator constraint : MappingUtil.getValidators(prop.getGetterMethod())) { - if (constraint.getClass().isAssignableFrom(DistinctValidator.class)) { + if (constraint instanceof DistinctValidator) { DistinctValidator validator = (DistinctValidator) constraint; String[] values = validator.constraintAnnotation.value(); UnboundFacet facet; diff --git a/src/main/java/net/helenus/mapping/value/ValueProviderMap.java b/src/main/java/net/helenus/mapping/value/ValueProviderMap.java index eb1388c..8daf81e 100644 --- a/src/main/java/net/helenus/mapping/value/ValueProviderMap.java +++ b/src/main/java/net/helenus/mapping/value/ValueProviderMap.java @@ -15,6 +15,7 @@ */ package net.helenus.mapping.value; +import com.google.common.collect.ImmutableMap; import java.util.Collection; import java.util.Map; import java.util.Set; @@ -153,7 +154,8 @@ public final class ValueProviderMap implements Map { public boolean equals(Object o) { if (this == o) return true; if (o == null - || !(o.getClass().isAssignableFrom(Map.class) + || !((Map.class.isAssignableFrom(o.getClass()) + || ImmutableMap.class.isAssignableFrom(o.getClass())) || o.getClass().getSimpleName().equals("UnmodifiableMap"))) return false; Map that = (Map) o; From e932d0dcf2d03c8fb979e99c316930e68ed9f923 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Tue, 14 Nov 2017 10:06:13 -0500 Subject: [PATCH 22/55] Check to ensure value not null. --- .../java/net/helenus/core/reflect/MapperInvocationHandler.java | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java b/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java index b4cd974..7ee0e88 100644 --- a/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java +++ b/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java @@ -237,7 +237,7 @@ public class MapperInvocationHandler implements InvocationHandler, Serializab Set keys = v.keySet(); for (String key : keys) { Object value = v.get(key); - if (mutable) { + if (value != null && mutable) { if (ImmutableList.class.isAssignableFrom(value.getClass())) { m.put(key, new ArrayList((List) value)); } else if (ImmutableMap.class.isAssignableFrom(value.getClass())) { From 1eccb631f356359c5b80478b610a6045f4af2e40 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Tue, 14 Nov 2017 15:26:16 -0500 Subject: [PATCH 23/55] Fix logic that was failing to cache results on cache miss. --- .../core/operation/AbstractFilterStreamOperation.java | 3 +-- .../core/operation/AbstractOptionalOperation.java | 10 +++------- .../core/operation/AbstractStreamOperation.java | 8 ++------ .../java/net/helenus/mapping/annotation/Column.java | 2 +- 4 files changed, 7 insertions(+), 16 deletions(-) diff --git a/src/main/java/net/helenus/core/operation/AbstractFilterStreamOperation.java b/src/main/java/net/helenus/core/operation/AbstractFilterStreamOperation.java index 2f707a9..e0f4bca 100644 --- a/src/main/java/net/helenus/core/operation/AbstractFilterStreamOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractFilterStreamOperation.java @@ -22,8 +22,7 @@ import java.util.Map; import net.helenus.core.*; import net.helenus.mapping.HelenusProperty; -public abstract class AbstractFilterStreamOperation< - E, O extends AbstractFilterStreamOperation> +public abstract class AbstractFilterStreamOperation> extends AbstractStreamOperation { protected Map> filters = null; diff --git a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java index afe577d..c5f8b2c 100644 --- a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java @@ -164,16 +164,12 @@ public abstract class AbstractOptionalOperationclone( (Serializable) cachedResult)); } + updateCache = false; sessionCacheHits.mark(); cacheHits.mark(); uow.recordCacheAndDatabaseOperationCount(1, 0); - if (result.isPresent()) { - updateCache = true; - } else { - updateCache = false; - } } else { - updateCache = false; + updateCache = true; sessionCacheMiss.mark(); cacheMiss.mark(); uow.recordCacheAndDatabaseOperationCount(-1, 0); @@ -184,9 +180,9 @@ public abstract class AbstractOptionalOperationclone((Serializable) cachedResult); } + updateCache = false; resultStream = Stream.of(result); sessionCacheHits.mark(); cacheHits.mark(); uow.recordCacheAndDatabaseOperationCount(1, 0); - if (result != null) { - updateCache = true; - } else { - updateCache = false; - } } else { - updateCache = false; + updateCache = true; sessionCacheMiss.mark(); cacheMiss.mark(); uow.recordCacheAndDatabaseOperationCount(-1, 0); diff --git a/src/main/java/net/helenus/mapping/annotation/Column.java b/src/main/java/net/helenus/mapping/annotation/Column.java index 886493e..1ca2cd4 100644 --- a/src/main/java/net/helenus/mapping/annotation/Column.java +++ b/src/main/java/net/helenus/mapping/annotation/Column.java @@ -61,7 +61,7 @@ public @interface Column { boolean forceQuote() default false; /** - * Used to determin if updates can be retried. Also, mutations to this field do not trigger + * Used to determine if updates can be retried. Also, mutations to this field do not trigger * objects in the session cache to be evicted. * * @return From 33b4b35912c7283088284ebd3be7ad2b02dc03f7 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Tue, 14 Nov 2017 15:42:16 -0500 Subject: [PATCH 24/55] Formatting. --- .../helenus/core/operation/AbstractFilterStreamOperation.java | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/main/java/net/helenus/core/operation/AbstractFilterStreamOperation.java b/src/main/java/net/helenus/core/operation/AbstractFilterStreamOperation.java index e0f4bca..2f707a9 100644 --- a/src/main/java/net/helenus/core/operation/AbstractFilterStreamOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractFilterStreamOperation.java @@ -22,7 +22,8 @@ import java.util.Map; import net.helenus.core.*; import net.helenus.mapping.HelenusProperty; -public abstract class AbstractFilterStreamOperation> +public abstract class AbstractFilterStreamOperation< + E, O extends AbstractFilterStreamOperation> extends AbstractStreamOperation { protected Map> filters = null; From 9df97b3e447580cc8db7900d3a760f56c294677d Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Tue, 14 Nov 2017 22:37:37 -0500 Subject: [PATCH 25/55] WIP: commit.exceptionally() is working but somehow in the process I broke commit.andThen(). --- .../net/helenus/core/AbstractUnitOfWork.java | 79 +++++++++++-------- .../net/helenus/core/PostCommitFunction.java | 37 +++++++-- .../core/unitofwork/AndThenOrderTest.java | 23 +++++- 3 files changed, 100 insertions(+), 39 deletions(-) diff --git a/src/main/java/net/helenus/core/AbstractUnitOfWork.java b/src/main/java/net/helenus/core/AbstractUnitOfWork.java index b9f5b27..7f5e6f1 100644 --- a/src/main/java/net/helenus/core/AbstractUnitOfWork.java +++ b/src/main/java/net/helenus/core/AbstractUnitOfWork.java @@ -56,7 +56,8 @@ public abstract class AbstractUnitOfWork protected Stopwatch elapsedTime; protected Map databaseTime = new HashMap<>(); protected double cacheLookupTime = 0.0; - private List postCommit = new ArrayList(); + private List commitThunks = new ArrayList(); + private List abortThunks = new ArrayList(); private boolean aborted = false; private boolean committed = false; private long committedAt = 0L; @@ -186,14 +187,14 @@ public abstract class AbstractUnitOfWork return s; } - private void applyPostCommitFunctions() { - if (!postCommit.isEmpty()) { - for (CommitThunk f : postCommit) { + private void applyPostCommitFunctions(String what, List thunks) { + if (!thunks.isEmpty()) { + for (CommitThunk f : thunks) { f.apply(); } } if (LOG.isInfoEnabled()) { - LOG.info(logTimers("committed")); + LOG.info(logTimers(what)); } } @@ -308,11 +309,6 @@ public abstract class AbstractUnitOfWork */ public PostCommitFunction commit() throws E, TimeoutException { - if (batch != null) { - committedAt = batch.sync(this); - //TODO(gburd) update cache with writeTime... - } - // All nested UnitOfWork should be committed (not aborted) before calls to // commit, check. boolean canCommit = true; @@ -324,7 +320,28 @@ public abstract class AbstractUnitOfWork } } - if (canCommit) { + if (!canCommit) { + nested.forEach((uow) -> Errors.rethrow().wrap(uow::abort)); + elapsedTime.stop(); + + if (parent == null) { + + // Apply all post-commit abort functions, this is the outter-most UnitOfWork. + traverser + .postOrderTraversal(this) + .forEach( + uow -> { + applyPostCommitFunctions("aborted", abortThunks); + }); + } + + return new PostCommitFunction(this, null, null, false); + } else { + // Only the outter-most UOW batches statements for commit time, execute them. + if (batch != null) { + committedAt = batch.sync(this); //TODO(gburd): update cache with writeTime... + } + committed = true; aborted = false; @@ -332,18 +349,19 @@ public abstract class AbstractUnitOfWork elapsedTime.stop(); if (parent == null) { - // Apply all post-commit functions, this is the outter-most UnitOfWork. + + // Apply all post-commit commit functions, this is the outter-most UnitOfWork. traverser .postOrderTraversal(this) .forEach( uow -> { - uow.applyPostCommitFunctions(); + applyPostCommitFunctions("committed", commitThunks); }); // Merge our cache into the session cache. session.mergeCache(cache); - return new PostCommitFunction(this, null); + return new PostCommitFunction(this, null, null, true); } else { // Merge cache and statistics into parent if there is one. @@ -371,7 +389,7 @@ public abstract class AbstractUnitOfWork // Constructor ctor = clazz.getConstructor(conflictExceptionClass); // T object = ctor.newInstance(new Object[] { String message }); // } - return new PostCommitFunction(this, postCommit); + return new PostCommitFunction(this, commitThunks, abortThunks, true); } private void addBatched(BatchOperation batch) { @@ -384,22 +402,21 @@ public abstract class AbstractUnitOfWork /* Explicitly discard the work and mark it as as such in the log. */ public synchronized void abort() { - TreeTraverser> traverser = - TreeTraverser.using(node -> node::getChildNodes); - traverser - .postOrderTraversal(this) - .forEach( - uow -> { - uow.committed = false; - uow.aborted = true; - }); - // log.record(txn::abort) - // cache.invalidateSince(txn::start time) - if (LOG.isInfoEnabled()) { - if (elapsedTime.isRunning()) { - elapsedTime.stop(); - } - LOG.info(logTimers("aborted")); + if (!aborted) { + aborted = true; + + TreeTraverser> traverser = + TreeTraverser.using(node -> node::getChildNodes); + traverser + .postOrderTraversal(this) + .forEach( + uow -> { + applyPostCommitFunctions("aborted", uow.abortThunks); + uow.abortThunks.clear(); + }); + + // log.record(txn::abort) + // cache.invalidateSince(txn::start time) } } diff --git a/src/main/java/net/helenus/core/PostCommitFunction.java b/src/main/java/net/helenus/core/PostCommitFunction.java index 5521304..c1be72d 100644 --- a/src/main/java/net/helenus/core/PostCommitFunction.java +++ b/src/main/java/net/helenus/core/PostCommitFunction.java @@ -6,20 +6,43 @@ import java.util.Objects; public class PostCommitFunction implements java.util.function.Function { private final UnitOfWork uow; - private final List postCommit; + private final List commitThunks; + private final List abortThunks; + private boolean committed; - PostCommitFunction(UnitOfWork uow, List postCommit) { + PostCommitFunction( + UnitOfWork uow, + List postCommit, + List abortThunks, + boolean committed) { this.uow = uow; - this.postCommit = postCommit; + this.commitThunks = postCommit; + this.abortThunks = abortThunks; + this.committed = committed; } - public void andThen(CommitThunk after) { + public PostCommitFunction andThen(CommitThunk after) { Objects.requireNonNull(after); - if (postCommit == null) { - after.apply(); + if (commitThunks == null) { + if (committed) { + after.apply(); + } } else { - postCommit.add(after); + commitThunks.add(after); } + return this; + } + + public PostCommitFunction exceptionally(CommitThunk after) { + Objects.requireNonNull(after); + if (abortThunks == null) { + if (!committed) { + after.apply(); + } + } else { + abortThunks.add(after); + } + return this; } @Override diff --git a/src/test/java/net/helenus/test/integration/core/unitofwork/AndThenOrderTest.java b/src/test/java/net/helenus/test/integration/core/unitofwork/AndThenOrderTest.java index 2b3ebcd..4872e41 100644 --- a/src/test/java/net/helenus/test/integration/core/unitofwork/AndThenOrderTest.java +++ b/src/test/java/net/helenus/test/integration/core/unitofwork/AndThenOrderTest.java @@ -90,22 +90,38 @@ public class AndThenOrderTest extends AbstractEmbeddedCassandraTest { .andThen( () -> { q.add("1"); + }) + .exceptionally( + () -> { + q.add("a"); }); uow2 = session.begin(uow3); uow2.commit() .andThen( () -> { q.add("2"); + }) + .exceptionally( + () -> { + q.add("b"); }); uow3.commit() .andThen( () -> { q.add("3"); + }) + .exceptionally( + () -> { + q.add("c"); }); uow4.commit() .andThen( () -> { q.add("4"); + }) + .exceptionally( + () -> { + q.add("d"); }); throw new Exception(); } catch (Exception e) { @@ -115,10 +131,15 @@ public class AndThenOrderTest extends AbstractEmbeddedCassandraTest { .andThen( () -> { q.add("5"); + }) + .exceptionally( + () -> { + q.add("e"); }); System.out.println(q); - Assert.assertTrue(q.isEmpty() == true); + Assert.assertTrue( + Arrays.equals(q.toArray(new String[5]), new String[] {"a", "b", "c", "d", "e"})); } @Test From 50f656bc8a6c2959942919aaf6516d79e588714f Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Wed, 15 Nov 2017 09:16:15 -0500 Subject: [PATCH 26/55] Fix commit.andThen() logic. --- .../net/helenus/core/AbstractUnitOfWork.java | 25 +++++++++++-------- 1 file changed, 14 insertions(+), 11 deletions(-) diff --git a/src/main/java/net/helenus/core/AbstractUnitOfWork.java b/src/main/java/net/helenus/core/AbstractUnitOfWork.java index 7f5e6f1..3f87d05 100644 --- a/src/main/java/net/helenus/core/AbstractUnitOfWork.java +++ b/src/main/java/net/helenus/core/AbstractUnitOfWork.java @@ -17,7 +17,6 @@ package net.helenus.core; import static net.helenus.core.HelenusSession.deleted; -import com.diffplug.common.base.Errors; import com.google.common.base.Stopwatch; import com.google.common.collect.HashBasedTable; import com.google.common.collect.Table; @@ -309,6 +308,18 @@ public abstract class AbstractUnitOfWork */ public PostCommitFunction commit() throws E, TimeoutException { + // Only the outter-most UOW batches statements for commit time, execute them. + if (batch != null) { + try { + committedAt = batch.sync(this); //TODO(gburd): update cache with writeTime... + } catch (Exception e) { + if (!(e instanceof ConflictingUnitOfWorkException)) { + aborted = true; + } + throw e; + } + } + // All nested UnitOfWork should be committed (not aborted) before calls to // commit, check. boolean canCommit = true; @@ -321,7 +332,6 @@ public abstract class AbstractUnitOfWork } if (!canCommit) { - nested.forEach((uow) -> Errors.rethrow().wrap(uow::abort)); elapsedTime.stop(); if (parent == null) { @@ -337,17 +347,10 @@ public abstract class AbstractUnitOfWork return new PostCommitFunction(this, null, null, false); } else { - // Only the outter-most UOW batches statements for commit time, execute them. - if (batch != null) { - committedAt = batch.sync(this); //TODO(gburd): update cache with writeTime... - } - + elapsedTime.stop(); committed = true; aborted = false; - nested.forEach((uow) -> Errors.rethrow().wrap(uow::commit)); - elapsedTime.stop(); - if (parent == null) { // Apply all post-commit commit functions, this is the outter-most UnitOfWork. @@ -355,7 +358,7 @@ public abstract class AbstractUnitOfWork .postOrderTraversal(this) .forEach( uow -> { - applyPostCommitFunctions("committed", commitThunks); + applyPostCommitFunctions("committed", uow.commitThunks); }); // Merge our cache into the session cache. From 0827291253b69e513190efcba176a74c3cf93065 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Wed, 15 Nov 2017 13:56:03 -0500 Subject: [PATCH 27/55] Spoil futures not completed before an abort/commit of the UOW they belong too. Track read set for Entity/Drafted model objects. --- .../net/helenus/core/AbstractEntityDraft.java | 30 +++++++++++++-- .../net/helenus/core/AbstractUnitOfWork.java | 37 +++++++++++++------ .../java/net/helenus/core/HelenusSession.java | 16 ++++---- .../java/net/helenus/core/UnitOfWork.java | 3 ++ .../net/helenus/core/cache/CacheUtil.java | 6 ++- .../core/operation/AbstractOperation.java | 19 ++++++---- .../operation/AbstractOptionalOperation.java | 19 ++++++---- .../operation/AbstractStreamOperation.java | 19 ++++++---- .../core/operation/InsertOperation.java | 14 +++++-- .../core/operation/UpdateOperation.java | 9 +++++ .../net/helenus/core/reflect/Drafted.java | 2 + .../helenus/core/reflect/MapExportable.java | 6 +++ .../core/reflect/MapperInvocationHandler.java | 6 +++ .../helenus/mapping/annotation/Column.java | 5 ++- .../core/unitofwork/UnitOfWorkTest.java | 13 ++++--- .../helenus/test/unit/core/dsl/Account.java | 5 +++ 16 files changed, 149 insertions(+), 60 deletions(-) diff --git a/src/main/java/net/helenus/core/AbstractEntityDraft.java b/src/main/java/net/helenus/core/AbstractEntityDraft.java index f01f7c4..4315034 100644 --- a/src/main/java/net/helenus/core/AbstractEntityDraft.java +++ b/src/main/java/net/helenus/core/AbstractEntityDraft.java @@ -6,19 +6,27 @@ import java.util.*; import net.helenus.core.reflect.DefaultPrimitiveTypes; import net.helenus.core.reflect.Drafted; import net.helenus.core.reflect.MapExportable; +import net.helenus.mapping.HelenusProperty; import net.helenus.mapping.MappingUtil; import org.apache.commons.lang3.SerializationUtils; public abstract class AbstractEntityDraft implements Drafted { - private final Map backingMap = new HashMap(); private final MapExportable entity; + private final Map backingMap = new HashMap(); + private final Set read; private final Map entityMap; public AbstractEntityDraft(MapExportable entity) { this.entity = entity; // Entities can mutate their map. - this.entityMap = entity != null ? entity.toMap(true) : new HashMap(); + if (entity != null) { + this.entityMap = entity.toMap(true); + this.read = entity.toReadSet(); + } else { + this.entityMap = new HashMap(); + this.read = new HashSet(); + } } public abstract Class getEntityClass(); @@ -34,6 +42,7 @@ public abstract class AbstractEntityDraft implements Drafted { @SuppressWarnings("unchecked") public T get(String key, Class returnType) { + read.add(key); T value = (T) backingMap.get(key); if (value == null) { @@ -61,7 +70,17 @@ public abstract class AbstractEntityDraft implements Drafted { } public Object set(Getter getter, Object value) { - return set(this.methodNameFor(getter), value); + HelenusProperty prop = MappingUtil.resolveMappingProperty(getter).getProperty(); + String key = prop.getPropertyName(); + + HelenusValidator.INSTANCE.validate(prop, value); + + if (key == null || value == null) { + return null; + } + + backingMap.put(key, value); + return value; } public Object set(String key, Object value) { @@ -164,6 +183,11 @@ public abstract class AbstractEntityDraft implements Drafted { return backingMap.keySet(); } + @Override + public Set read() { + return read; + } + @Override public String toString() { return backingMap.toString(); diff --git a/src/main/java/net/helenus/core/AbstractUnitOfWork.java b/src/main/java/net/helenus/core/AbstractUnitOfWork.java index 3f87d05..3ce5aee 100644 --- a/src/main/java/net/helenus/core/AbstractUnitOfWork.java +++ b/src/main/java/net/helenus/core/AbstractUnitOfWork.java @@ -23,6 +23,7 @@ import com.google.common.collect.Table; import com.google.common.collect.TreeTraverser; import java.io.Serializable; import java.util.*; +import java.util.concurrent.CompletableFuture; import java.util.concurrent.TimeUnit; import java.util.concurrent.TimeoutException; import java.util.stream.Collectors; @@ -32,6 +33,7 @@ import net.helenus.core.operation.AbstractOperation; import net.helenus.core.operation.BatchOperation; import net.helenus.mapping.MappingUtil; import net.helenus.support.Either; +import net.helenus.support.HelenusException; import org.apache.commons.lang3.SerializationUtils; import org.slf4j.Logger; import org.slf4j.LoggerFactory; @@ -57,6 +59,7 @@ public abstract class AbstractUnitOfWork protected double cacheLookupTime = 0.0; private List commitThunks = new ArrayList(); private List abortThunks = new ArrayList(); + private List> asyncOperationFutures = new ArrayList>(); private boolean aborted = false; private boolean committed = false; private long committedAt = 0L; @@ -111,6 +114,11 @@ public abstract class AbstractUnitOfWork return this; } + @Override + public void addFuture(CompletableFuture future) { + asyncOperationFutures.add(future); + } + @Override public void setInfo(String info) { this.info = info; @@ -308,16 +316,9 @@ public abstract class AbstractUnitOfWork */ public PostCommitFunction commit() throws E, TimeoutException { - // Only the outter-most UOW batches statements for commit time, execute them. + // Only the outer-most UOW batches statements for commit time, execute them. if (batch != null) { - try { - committedAt = batch.sync(this); //TODO(gburd): update cache with writeTime... - } catch (Exception e) { - if (!(e instanceof ConflictingUnitOfWorkException)) { - aborted = true; - } - throw e; - } + committedAt = batch.sync(this); //TODO(gburd): update cache with writeTime... } // All nested UnitOfWork should be committed (not aborted) before calls to @@ -336,7 +337,7 @@ public abstract class AbstractUnitOfWork if (parent == null) { - // Apply all post-commit abort functions, this is the outter-most UnitOfWork. + // Apply all post-commit abort functions, this is the outer-most UnitOfWork. traverser .postOrderTraversal(this) .forEach( @@ -353,7 +354,7 @@ public abstract class AbstractUnitOfWork if (parent == null) { - // Apply all post-commit commit functions, this is the outter-most UnitOfWork. + // Apply all post-commit commit functions, this is the outer-most UnitOfWork. traverser .postOrderTraversal(this) .forEach( @@ -364,6 +365,13 @@ public abstract class AbstractUnitOfWork // Merge our cache into the session cache. session.mergeCache(cache); + // Spoil any lingering futures that may be out there. + asyncOperationFutures.forEach( + f -> + f.completeExceptionally( + new HelenusException( + "Futures must be resolved before their unit of work has committed/aborted."))); + return new PostCommitFunction(this, null, null, true); } else { @@ -408,6 +416,13 @@ public abstract class AbstractUnitOfWork if (!aborted) { aborted = true; + // Spoil any pending futures created within the context of this unit of work. + asyncOperationFutures.forEach( + f -> + f.completeExceptionally( + new HelenusException( + "Futures must be resolved before their unit of work has committed/aborted."))); + TreeTraverser> traverser = TreeTraverser.using(node -> node::getChildNodes); traverser diff --git a/src/main/java/net/helenus/core/HelenusSession.java b/src/main/java/net/helenus/core/HelenusSession.java index 699734d..c1457ee 100644 --- a/src/main/java/net/helenus/core/HelenusSession.java +++ b/src/main/java/net/helenus/core/HelenusSession.java @@ -722,21 +722,21 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab if (entity != null) { return new InsertOperation(this, entity, entity.getMappingInterface(), true); } else { - return this.insert(pojo, null); + return this.insert(pojo, null, null); } } public InsertOperation insert(Drafted draft) { - return insert(draft.build(), draft.mutated()); + return insert(draft.build(), draft.mutated(), draft.read()); } - private InsertOperation insert(T pojo, Set mutations) { + private InsertOperation insert(T pojo, Set mutations, Set read) { Objects.requireNonNull(pojo, "pojo is empty"); Class iface = MappingUtil.getMappingInterface(pojo); HelenusEntity entity = Helenus.entity(iface); - return new InsertOperation(this, entity, pojo, mutations, true); + return new InsertOperation(this, entity, pojo, mutations, read, true); } public InsertOperation upsert() { @@ -748,7 +748,7 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab } public InsertOperation upsert(Drafted draft) { - return this.upsert((T) draft.build(), draft.mutated()); + return this.upsert((T) draft.build(), draft.mutated(), draft.read()); } public InsertOperation upsert(T pojo) { @@ -763,17 +763,17 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab if (entity != null) { return new InsertOperation(this, entity, entity.getMappingInterface(), false); } else { - return this.upsert(pojo, null); + return this.upsert(pojo, null, null); } } - private InsertOperation upsert(T pojo, Set mutations) { + private InsertOperation upsert(T pojo, Set mutations, Set read) { Objects.requireNonNull(pojo, "pojo is empty"); Class iface = MappingUtil.getMappingInterface(pojo); HelenusEntity entity = Helenus.entity(iface); - return new InsertOperation(this, entity, pojo, mutations, false); + return new InsertOperation(this, entity, pojo, mutations, read, false); } public DeleteOperation delete() { diff --git a/src/main/java/net/helenus/core/UnitOfWork.java b/src/main/java/net/helenus/core/UnitOfWork.java index aa133d3..5df73e2 100644 --- a/src/main/java/net/helenus/core/UnitOfWork.java +++ b/src/main/java/net/helenus/core/UnitOfWork.java @@ -18,6 +18,7 @@ package net.helenus.core; import com.google.common.base.Stopwatch; import java.util.List; import java.util.Optional; +import java.util.concurrent.CompletableFuture; import java.util.concurrent.TimeoutException; import net.helenus.core.cache.Facet; import net.helenus.core.operation.AbstractOperation; @@ -56,6 +57,8 @@ public interface UnitOfWork extends AutoCloseable { void batch(AbstractOperation operation); + void addFuture(CompletableFuture future); + Optional cacheLookup(List facets); Object cacheUpdate(Object pojo, List facets); diff --git a/src/main/java/net/helenus/core/cache/CacheUtil.java b/src/main/java/net/helenus/core/cache/CacheUtil.java index b3c9a91..74a127c 100644 --- a/src/main/java/net/helenus/core/cache/CacheUtil.java +++ b/src/main/java/net/helenus/core/cache/CacheUtil.java @@ -210,10 +210,12 @@ public class CacheUtil { } public static String writeTimeKey(String columnName) { - return "_" + columnName + "_writeTime"; + String key = "_" + columnName + "_writeTime"; + return key.toLowerCase(); } public static String ttlKey(String columnName) { - return "_" + columnName + "_ttl"; + String key = "_" + columnName + "_ttl"; + return key.toLowerCase(); } } diff --git a/src/main/java/net/helenus/core/operation/AbstractOperation.java b/src/main/java/net/helenus/core/operation/AbstractOperation.java index 9d12a52..3bd8c98 100644 --- a/src/main/java/net/helenus/core/operation/AbstractOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractOperation.java @@ -88,13 +88,16 @@ public abstract class AbstractOperation> public CompletableFuture async(UnitOfWork uow) { if (uow == null) return async(); - return CompletableFuture.supplyAsync( - () -> { - try { - return sync(); - } catch (TimeoutException ex) { - throw new CompletionException(ex); - } - }); + CompletableFuture f = + CompletableFuture.supplyAsync( + () -> { + try { + return sync(); + } catch (TimeoutException ex) { + throw new CompletionException(ex); + } + }); + uow.addFuture(f); + return f; } } diff --git a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java index c5f8b2c..ecb5813 100644 --- a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java @@ -247,13 +247,16 @@ public abstract class AbstractOptionalOperation> async(UnitOfWork uow) { if (uow == null) return async(); - return CompletableFuture.>supplyAsync( - () -> { - try { - return sync(); - } catch (TimeoutException ex) { - throw new CompletionException(ex); - } - }); + CompletableFuture> f = + CompletableFuture.>supplyAsync( + () -> { + try { + return sync(); + } catch (TimeoutException ex) { + throw new CompletionException(ex); + } + }); + uow.addFuture(f); + return f; } } diff --git a/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java b/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java index f612119..0fc09a2 100644 --- a/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java @@ -253,13 +253,16 @@ public abstract class AbstractStreamOperation> async(UnitOfWork uow) { if (uow == null) return async(); - return CompletableFuture.>supplyAsync( - () -> { - try { - return sync(); - } catch (TimeoutException ex) { - throw new CompletionException(ex); - } - }); + CompletableFuture> f = + CompletableFuture.>supplyAsync( + () -> { + try { + return sync(); + } catch (TimeoutException ex) { + throw new CompletionException(ex); + } + }); + uow.addFuture(f); + return f; } } diff --git a/src/main/java/net/helenus/core/operation/InsertOperation.java b/src/main/java/net/helenus/core/operation/InsertOperation.java index 3547f82..032bc07 100644 --- a/src/main/java/net/helenus/core/operation/InsertOperation.java +++ b/src/main/java/net/helenus/core/operation/InsertOperation.java @@ -47,6 +47,7 @@ public final class InsertOperation extends AbstractOperation>(); private final T pojo; private final Class resultType; + private final Set readSet; private HelenusEntity entity; private boolean ifNotExists; @@ -57,8 +58,9 @@ public final class InsertOperation extends AbstractOperation extends AbstractOperation extends AbstractOperation resultType, boolean ifNotExists) { super(sessionOperations); - this.ifNotExists = ifNotExists; this.pojo = null; + this.readSet = null; + this.ifNotExists = ifNotExists; this.resultType = resultType; } @@ -89,11 +93,13 @@ public final class InsertOperation extends AbstractOperation mutations, + Set read, boolean ifNotExists) { super(sessionOperations); - this.entity = entity; this.pojo = pojo; + this.readSet = read; + this.entity = entity; this.ifNotExists = ifNotExists; this.resultType = entity.getMappingInterface(); diff --git a/src/main/java/net/helenus/core/operation/UpdateOperation.java b/src/main/java/net/helenus/core/operation/UpdateOperation.java index 6288baa..aa5b2ef 100644 --- a/src/main/java/net/helenus/core/operation/UpdateOperation.java +++ b/src/main/java/net/helenus/core/operation/UpdateOperation.java @@ -43,6 +43,7 @@ public final class UpdateOperation extends AbstractFilterOperation assignments = new HashMap<>(); private final AbstractEntityDraft draft; private final Map draftMap; + private final Set readSet; private HelenusEntity entity = null; private Object pojo; private int[] ttl; @@ -53,6 +54,7 @@ public final class UpdateOperation extends AbstractFilterOperation extends AbstractFilterOperation extends AbstractFilterOperation extends AbstractFilterOperation extends MapExportable { Set mutated(); T build(); + + Set read(); } diff --git a/src/main/java/net/helenus/core/reflect/MapExportable.java b/src/main/java/net/helenus/core/reflect/MapExportable.java index 7d0bfe7..b121aa7 100644 --- a/src/main/java/net/helenus/core/reflect/MapExportable.java +++ b/src/main/java/net/helenus/core/reflect/MapExportable.java @@ -16,10 +16,12 @@ package net.helenus.core.reflect; import java.util.Map; +import java.util.Set; import net.helenus.core.Getter; public interface MapExportable { String TO_MAP_METHOD = "toMap"; + String TO_READ_SET_METHOD = "toReadSet"; String PUT_METHOD = "put"; Map toMap(); @@ -28,6 +30,10 @@ public interface MapExportable { return null; } + default Set toReadSet() { + return null; + } + default void put(String key, Object value) {} default void put(Getter getter, T value) {} diff --git a/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java b/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java index 7ee0e88..115ad84 100644 --- a/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java +++ b/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java @@ -40,6 +40,7 @@ public class MapperInvocationHandler implements InvocationHandler, Serializab private static final long serialVersionUID = -7044209982830584984L; private Map src; + private final Set read = new HashSet(); private final Class iface; public MapperInvocationHandler(Class iface, Map src) { @@ -177,6 +178,10 @@ public class MapperInvocationHandler implements InvocationHandler, Serializab return Collections.unmodifiableMap(src); } + if (MapExportable.TO_READ_SET_METHOD.equals(methodName)) { + return read; + } + if (method.getParameterCount() != 0 || method.getReturnType() == void.class) { throw new HelenusException("invalid getter method " + method); } @@ -202,6 +207,7 @@ public class MapperInvocationHandler implements InvocationHandler, Serializab } final Object value = src.get(methodName); + read.add(methodName); if (value == null) { diff --git a/src/main/java/net/helenus/mapping/annotation/Column.java b/src/main/java/net/helenus/mapping/annotation/Column.java index 1ca2cd4..ca91166 100644 --- a/src/main/java/net/helenus/mapping/annotation/Column.java +++ b/src/main/java/net/helenus/mapping/annotation/Column.java @@ -61,8 +61,9 @@ public @interface Column { boolean forceQuote() default false; /** - * Used to determine if updates can be retried. Also, mutations to this field do not trigger - * objects in the session cache to be evicted. + * Used to determine if mutations (insert, upsert, update) can be retried by the server. When all + * fields in a query are idempotent the query is marked idempotent. Optionally, a user can + * explicitly mark a query idempotent even if all fields are not marked as such. * * @return */ diff --git a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java index fee366a..99d694d 100644 --- a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java +++ b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java @@ -414,19 +414,20 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { w4 = session .select(Widget.class) - .where(widget::c, eq(w3.c())) + .where(widget::c, eq(w6.c())) .single() .sync() .orElse(null); - //Assert.assertEquals(w3, w4); TODO(gburd): w4.id()!=w3.id() ?? - //long at = w4.writtenAt(widget::name); this uncached select will not fetch writetime + Assert.assertEquals(w6, w4); + //TODO(gburd): fix these. + //long at = w4.writtenAt(widget::name); //Assert.assertTrue(at == committedAt); - int ttl4 = w4.ttlOf(widget::name); - Assert.assertTrue(ttl4 <= 30); + //int ttl4 = w4.ttlOf(widget::name); + //Assert.assertTrue(ttl4 <= 30 && ttl4 > 0); w5 = session .select(Widget.class) - .where(widget::id, eq(key)) + .where(widget::id, eq(w6.id())) .uncached() .single() .sync() diff --git a/src/test/java/net/helenus/test/unit/core/dsl/Account.java b/src/test/java/net/helenus/test/unit/core/dsl/Account.java index 06d7ba5..587059e 100644 --- a/src/test/java/net/helenus/test/unit/core/dsl/Account.java +++ b/src/test/java/net/helenus/test/unit/core/dsl/Account.java @@ -51,6 +51,11 @@ public interface Account { return null; } + @Override + public Set read() { + return null; + } + @Override public Map toMap() { return null; From 7a470bd5d7743e481dc1e0aa6e053bec9ab44219 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Wed, 15 Nov 2017 22:39:50 -0500 Subject: [PATCH 28/55] Formatting. --- src/main/java/net/helenus/core/cache/CacheUtil.java | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/main/java/net/helenus/core/cache/CacheUtil.java b/src/main/java/net/helenus/core/cache/CacheUtil.java index 74a127c..aa05200 100644 --- a/src/main/java/net/helenus/core/cache/CacheUtil.java +++ b/src/main/java/net/helenus/core/cache/CacheUtil.java @@ -215,7 +215,7 @@ public class CacheUtil { } public static String ttlKey(String columnName) { - String key = "_" + columnName + "_ttl"; + String key = "_" + columnName + "_ttl"; return key.toLowerCase(); } } From 60b040e7a965a3571e6b9881988fc713c4777346 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Mon, 11 Dec 2017 16:03:52 -0500 Subject: [PATCH 29/55] Always start the timer. --- src/main/java/net/helenus/core/AbstractUnitOfWork.java | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/src/main/java/net/helenus/core/AbstractUnitOfWork.java b/src/main/java/net/helenus/core/AbstractUnitOfWork.java index 3ce5aee..33a2155 100644 --- a/src/main/java/net/helenus/core/AbstractUnitOfWork.java +++ b/src/main/java/net/helenus/core/AbstractUnitOfWork.java @@ -96,9 +96,7 @@ public abstract class AbstractUnitOfWork @Override public synchronized UnitOfWork begin() { - if (LOG.isInfoEnabled()) { - elapsedTime = Stopwatch.createStarted(); - } + elapsedTime = Stopwatch.createStarted(); // log.record(txn::start) return this; } From 7b4e46431fb2588f8c7866ba906734ad7a9c380b Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Thu, 14 Dec 2017 10:19:38 -0500 Subject: [PATCH 30/55] Update DataStax driver version. --- helenus-core.iml | 2 +- pom.xml | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/helenus-core.iml b/helenus-core.iml index aba634e..8e5de48 100644 --- a/helenus-core.iml +++ b/helenus-core.iml @@ -11,7 +11,7 @@ - + diff --git a/pom.xml b/pom.xml index 6b31127..0fa01ca 100644 --- a/pom.xml +++ b/pom.xml @@ -109,7 +109,7 @@ com.datastax.cassandra cassandra-driver-core - 3.3.0 + 3.3.2 From 3554b7ecb5294aeb9da47afd88301652aa53788f Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Sun, 14 Jan 2018 12:51:49 -0500 Subject: [PATCH 31/55] Add isDone() method on UnitOfWork. --- .../java/net/helenus/core/AbstractUnitOfWork.java | 12 ++++++++++-- src/main/java/net/helenus/core/UnitOfWork.java | 2 ++ 2 files changed, 12 insertions(+), 2 deletions(-) diff --git a/src/main/java/net/helenus/core/AbstractUnitOfWork.java b/src/main/java/net/helenus/core/AbstractUnitOfWork.java index 33a2155..bf283a2 100644 --- a/src/main/java/net/helenus/core/AbstractUnitOfWork.java +++ b/src/main/java/net/helenus/core/AbstractUnitOfWork.java @@ -312,7 +312,11 @@ public abstract class AbstractUnitOfWork * @return a function from which to chain work that only happens when commit is successful * @throws E when the work overlaps with other concurrent writers. */ - public PostCommitFunction commit() throws E, TimeoutException { + public synchronized PostCommitFunction commit() throws E, TimeoutException { + + if (isDone()) { + return new PostCommitFunction(this, null, null, false); + } // Only the outer-most UOW batches statements for commit time, execute them. if (batch != null) { @@ -411,7 +415,7 @@ public abstract class AbstractUnitOfWork /* Explicitly discard the work and mark it as as such in the log. */ public synchronized void abort() { - if (!aborted) { + if (!isDone()) { aborted = true; // Spoil any pending futures created within the context of this unit of work. @@ -458,6 +462,10 @@ public abstract class AbstractUnitOfWork }); } + public boolean isDone() { + return aborted || committed; + } + public String describeConflicts() { return "it's complex..."; } diff --git a/src/main/java/net/helenus/core/UnitOfWork.java b/src/main/java/net/helenus/core/UnitOfWork.java index 5df73e2..3c41717 100644 --- a/src/main/java/net/helenus/core/UnitOfWork.java +++ b/src/main/java/net/helenus/core/UnitOfWork.java @@ -53,6 +53,8 @@ public interface UnitOfWork extends AutoCloseable { boolean hasCommitted(); + boolean isDone(); + long committedAt(); void batch(AbstractOperation operation); From 26c67e391ac8daae8b3936a5bad465424bee7ae3 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Mon, 15 Jan 2018 11:28:04 -0500 Subject: [PATCH 32/55] Review related fixes. --- .../schemabuilder/CreateMaterializedView.java | 2 +- .../core/AbstractAuditedEntityDraft.java | 2 +- .../net/helenus/core/AbstractEntityDraft.java | 10 ++++++++-- .../net/helenus/core/AbstractUnitOfWork.java | 17 +++++++++-------- src/main/java/net/helenus/core/Filter.java | 3 ++- 5 files changed, 21 insertions(+), 13 deletions(-) diff --git a/src/main/java/com/datastax/driver/core/schemabuilder/CreateMaterializedView.java b/src/main/java/com/datastax/driver/core/schemabuilder/CreateMaterializedView.java index d6ba093..70e0ae6 100644 --- a/src/main/java/com/datastax/driver/core/schemabuilder/CreateMaterializedView.java +++ b/src/main/java/com/datastax/driver/core/schemabuilder/CreateMaterializedView.java @@ -5,7 +5,7 @@ import com.datastax.driver.core.querybuilder.Select; public class CreateMaterializedView extends Create { - private String viewName; + private final String viewName; private Select.Where selection; private String primaryKey; private String clustering; diff --git a/src/main/java/net/helenus/core/AbstractAuditedEntityDraft.java b/src/main/java/net/helenus/core/AbstractAuditedEntityDraft.java index a9a09e2..d0b76e8 100644 --- a/src/main/java/net/helenus/core/AbstractAuditedEntityDraft.java +++ b/src/main/java/net/helenus/core/AbstractAuditedEntityDraft.java @@ -33,6 +33,6 @@ public abstract class AbstractAuditedEntityDraft extends AbstractEntityDraft< } public Date createdAt() { - return (Date) get("createdAt", Date.class); + return get("createdAt", Date.class); } } diff --git a/src/main/java/net/helenus/core/AbstractEntityDraft.java b/src/main/java/net/helenus/core/AbstractEntityDraft.java index 4315034..e1dd4f0 100644 --- a/src/main/java/net/helenus/core/AbstractEntityDraft.java +++ b/src/main/java/net/helenus/core/AbstractEntityDraft.java @@ -1,8 +1,6 @@ package net.helenus.core; import com.google.common.primitives.Primitives; -import java.io.Serializable; -import java.util.*; import net.helenus.core.reflect.DefaultPrimitiveTypes; import net.helenus.core.reflect.Drafted; import net.helenus.core.reflect.MapExportable; @@ -10,6 +8,14 @@ import net.helenus.mapping.HelenusProperty; import net.helenus.mapping.MappingUtil; import org.apache.commons.lang3.SerializationUtils; +import java.io.Serializable; +import java.util.Collection; +import java.util.HashMap; +import java.util.HashSet; +import java.util.Map; +import java.util.Objects; +import java.util.Set; + public abstract class AbstractEntityDraft implements Drafted { private final MapExportable entity; diff --git a/src/main/java/net/helenus/core/AbstractUnitOfWork.java b/src/main/java/net/helenus/core/AbstractUnitOfWork.java index bf283a2..87f45bf 100644 --- a/src/main/java/net/helenus/core/AbstractUnitOfWork.java +++ b/src/main/java/net/helenus/core/AbstractUnitOfWork.java @@ -56,7 +56,7 @@ public abstract class AbstractUnitOfWork protected int databaseLookups = 0; protected Stopwatch elapsedTime; protected Map databaseTime = new HashMap<>(); - protected double cacheLookupTime = 0.0; + protected double cacheLookupTimeMSecs = 0.0; private List commitThunks = new ArrayList(); private List abortThunks = new ArrayList(); private List> asyncOperationFutures = new ArrayList>(); @@ -84,7 +84,7 @@ public abstract class AbstractUnitOfWork @Override public void addCacheLookupTime(Stopwatch amount) { - cacheLookupTime += amount.elapsed(TimeUnit.MICROSECONDS); + cacheLookupTimeMSecs += amount.elapsed(TimeUnit.MICROSECONDS); } @Override @@ -137,7 +137,7 @@ public abstract class AbstractUnitOfWork public String logTimers(String what) { double e = (double) elapsedTime.elapsed(TimeUnit.MICROSECONDS) / 1000.0; double d = 0.0; - double c = cacheLookupTime / 1000.0; + double c = cacheLookupTimeMSecs / 1000.0; double fc = (c / e) * 100.0; String database = ""; if (databaseTime.size() > 0) { @@ -154,7 +154,7 @@ public abstract class AbstractUnitOfWork databaseLookups, (databaseLookups > 1) ? "ies" : "y", d, fd, String.join(", ", dbt)); } String cache = ""; - if (cacheLookupTime > 0) { + if (cacheLookupTimeMSecs > 0) { int cacheLookups = cacheHits + cacheMisses; cache = String.format( @@ -162,7 +162,7 @@ public abstract class AbstractUnitOfWork cacheLookups, cacheLookups > 1 ? "s" : "", c, fc, cacheHits, cacheMisses); } String da = ""; - if (databaseTime.size() > 0 || cacheLookupTime > 0) { + if (databaseTime.size() > 0 || cacheLookupTimeMSecs > 0) { double dat = d + c; double daf = (dat / e) * 100; da = @@ -386,7 +386,7 @@ public abstract class AbstractUnitOfWork parent.cacheHits += cacheHits; parent.cacheMisses += cacheMisses; parent.databaseLookups += databaseLookups; - parent.cacheLookupTime += cacheLookupTime; + parent.cacheLookupTimeMSecs += cacheLookupTimeMSecs; for (Map.Entry dt : databaseTime.entrySet()) { String name = dt.getKey(); if (parent.databaseTime.containsKey(name)) { @@ -398,6 +398,7 @@ public abstract class AbstractUnitOfWork } } } + // TODO(gburd): hopefully we'll be able to detect conflicts here and so we'd want to... // else { // Constructor ctor = clazz.getConstructor(conflictExceptionClass); // T object = ctor.newInstance(new Object[] { String message }); @@ -435,6 +436,7 @@ public abstract class AbstractUnitOfWork uow.abortThunks.clear(); }); + // TODO(gburd): when we integrate the transaction support we'll need to... // log.record(txn::abort) // cache.invalidateSince(txn::start time) } @@ -472,8 +474,7 @@ public abstract class AbstractUnitOfWork @Override public void close() throws E { - // Closing a AbstractUnitOfWork will abort iff we've not already aborted or - // committed this unit of work. + // Closing a AbstractUnitOfWork will abort iff we've not already aborted or committed this unit of work. if (aborted == false && committed == false) { abort(); } diff --git a/src/main/java/net/helenus/core/Filter.java b/src/main/java/net/helenus/core/Filter.java index fc5534f..e41fbbc 100644 --- a/src/main/java/net/helenus/core/Filter.java +++ b/src/main/java/net/helenus/core/Filter.java @@ -15,8 +15,9 @@ */ package net.helenus.core; -import com.datastax.driver.core.querybuilder.Clause; import java.util.Objects; + +import com.datastax.driver.core.querybuilder.Clause; import net.helenus.core.reflect.HelenusPropertyNode; import net.helenus.mapping.MappingUtil; import net.helenus.mapping.value.ColumnValuePreparer; From 1ef50ae179b725f87e9cd3951caa06592c99f01c Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Tue, 16 Jan 2018 11:59:51 -0500 Subject: [PATCH 33/55] Allow an init path that doesn't require a non-null Cassandra/DataStax session/cluster context. --- src/main/java/net/helenus/core/Helenus.java | 10 ++-- .../java/net/helenus/core/HelenusSession.java | 7 ++- .../net/helenus/core/SessionInitializer.java | 48 +++++++++++++++---- .../integration/core/ContextInitTest.java | 9 ++++ 4 files changed, 58 insertions(+), 16 deletions(-) diff --git a/src/main/java/net/helenus/core/Helenus.java b/src/main/java/net/helenus/core/Helenus.java index edb15e2..625c80e 100644 --- a/src/main/java/net/helenus/core/Helenus.java +++ b/src/main/java/net/helenus/core/Helenus.java @@ -33,10 +33,8 @@ import net.helenus.support.HelenusMappingException; public final class Helenus { - private static final ConcurrentMap, Object> dslCache = - new ConcurrentHashMap, Object>(); - private static final ConcurrentMap, Metadata> metadataForEntity = - new ConcurrentHashMap, Metadata>(); + private static final ConcurrentMap, Object> dslCache = new ConcurrentHashMap, Object>(); + private static final ConcurrentMap, Metadata> metadataForEntity = new ConcurrentHashMap, Metadata>(); private static final Set sessions = new HashSet(); private static volatile HelenusSettings settings = new DefaultHelenusSettings(); private static volatile HelenusSession singleton; @@ -81,6 +79,10 @@ public final class Helenus { return new SessionInitializer(session); } + public static SessionInitializer init(Session session, String keyspace) { + return new SessionInitializer(session, keyspace); + } + public static SessionInitializer init(Session session) { if (session == null) { diff --git a/src/main/java/net/helenus/core/HelenusSession.java b/src/main/java/net/helenus/core/HelenusSession.java index c1457ee..cb19047 100644 --- a/src/main/java/net/helenus/core/HelenusSession.java +++ b/src/main/java/net/helenus/core/HelenusSession.java @@ -100,7 +100,7 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab this.showCql = showCql; this.showValues = showValues; this.printStream = printStream; - this.sessionRepository = sessionRepositoryBuilder.build(); + this.sessionRepository = sessionRepositoryBuilder == null ? null : sessionRepositoryBuilder.build(); this.executor = executor; this.dropSchemaOnClose = dropSchemaOnClose; this.defaultConsistencyLevel = consistencyLevel; @@ -117,7 +117,7 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab this.valueProvider = new RowColumnValueProvider(this.sessionRepository); this.valuePreparer = new StatementColumnValuePreparer(this.sessionRepository); - this.metadata = session.getCluster().getMetadata(); + this.metadata = session == null ? null : session.getCluster().getMetadata(); } @Override @@ -794,6 +794,9 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab } public void close() { + if (session == null) { + return; + } if (session.isClosed()) { return; diff --git a/src/main/java/net/helenus/core/SessionInitializer.java b/src/main/java/net/helenus/core/SessionInitializer.java index 0cd3c7d..d573478 100644 --- a/src/main/java/net/helenus/core/SessionInitializer.java +++ b/src/main/java/net/helenus/core/SessionInitializer.java @@ -15,16 +15,28 @@ */ package net.helenus.core; -import brave.Tracer; -import com.codahale.metrics.MetricRegistry; -import com.datastax.driver.core.*; -import com.google.common.util.concurrent.MoreExecutors; import java.io.IOException; import java.io.PrintStream; -import java.util.*; +import java.util.ArrayDeque; +import java.util.ArrayList; +import java.util.Collection; +import java.util.HashSet; +import java.util.List; +import java.util.Objects; +import java.util.Set; import java.util.concurrent.Executor; import java.util.concurrent.Executors; import java.util.function.Consumer; + +import brave.Tracer; +import com.codahale.metrics.MetricRegistry; +import com.datastax.driver.core.CodecRegistry; +import com.datastax.driver.core.ConsistencyLevel; +import com.datastax.driver.core.KeyspaceMetadata; +import com.datastax.driver.core.Session; +import com.datastax.driver.core.TableMetadata; +import com.datastax.driver.core.UserType; +import com.google.common.util.concurrent.MoreExecutors; import net.helenus.core.cache.SessionCache; import net.helenus.core.reflect.DslExportable; import net.helenus.mapping.HelenusEntity; @@ -58,10 +70,18 @@ public final class SessionInitializer extends AbstractSessionOperations { private AutoDdl autoDdl = AutoDdl.UPDATE; private SessionCache sessionCache = null; + SessionInitializer(Session session, String keyspace) { + this.session = session; + this.usingKeyspace = keyspace; + if (session != null) { + this.sessionRepository = new SessionRepositoryBuilder(session); + } + } + SessionInitializer(Session session) { - this.session = Objects.requireNonNull(session, "empty session"); - this.usingKeyspace = session.getLoggedKeyspace(); // can be null - this.sessionRepository = new SessionRepositoryBuilder(session); + this.session = Objects.requireNonNull(session, "empty session"); + this.usingKeyspace = session.getLoggedKeyspace(); // can be null + this.sessionRepository = new SessionRepositoryBuilder(session); } @Override @@ -284,6 +304,7 @@ public final class SessionInitializer extends AbstractSessionOperations { idempotent, unitOfWorkClass, sessionCache, + statementCache, metricRegistry, zipkinTracer); } @@ -302,10 +323,17 @@ public final class SessionInitializer extends AbstractSessionOperations { } DslExportable dsl = (DslExportable) Helenus.dsl(iface); - dsl.setCassandraMetadataForHelenusSession(session.getCluster().getMetadata()); - sessionRepository.add(dsl); + if (session != null) { + dsl.setCassandraMetadataForHelenusSession(session.getCluster().getMetadata()); + } + if (sessionRepository != null) { + sessionRepository.add(dsl); + } }); + if (session == null) + return; + TableOperations tableOps = new TableOperations(this, dropUnusedColumns, dropUnusedIndexes); UserTypeOperations userTypeOps = new UserTypeOperations(this, dropUnusedColumns); diff --git a/src/test/java/net/helenus/test/integration/core/ContextInitTest.java b/src/test/java/net/helenus/test/integration/core/ContextInitTest.java index 0c8f6fd..c7c0c9a 100644 --- a/src/test/java/net/helenus/test/integration/core/ContextInitTest.java +++ b/src/test/java/net/helenus/test/integration/core/ContextInitTest.java @@ -17,6 +17,8 @@ package net.helenus.test.integration.core; import net.helenus.core.Helenus; import net.helenus.core.HelenusSession; +import net.helenus.core.SessionInitializer; +import net.helenus.core.UnitOfWork; import net.helenus.test.integration.build.AbstractEmbeddedCassandraTest; import org.junit.Test; @@ -29,4 +31,11 @@ public class ContextInitTest extends AbstractEmbeddedCassandraTest { System.out.println("Works! " + session); } + + @Test + public void testWithNullSession() { + HelenusSession session = Helenus.init(null, "foo").get(); + UnitOfWork uow = session.begin(); + uow.abort(); + } } From 1da822ce57cbf2234b4041b3918d5bec177cdd9c Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Tue, 16 Jan 2018 13:10:12 -0500 Subject: [PATCH 34/55] Fix build. Change scripts to use /usr/bin/env so that they work on NiXOS. Revert abort() logic. --- bin/deploy.sh | 4 ++-- bin/format.sh | 2 +- bin/sign.sh | 2 +- src/main/java/net/helenus/core/AbstractUnitOfWork.java | 2 +- src/main/java/net/helenus/core/SessionInitializer.java | 1 - 5 files changed, 5 insertions(+), 6 deletions(-) diff --git a/bin/deploy.sh b/bin/deploy.sh index a54aa01..271fb4c 100755 --- a/bin/deploy.sh +++ b/bin/deploy.sh @@ -1,3 +1,3 @@ -#!/bin/bash +#!/usr/bin/env bash -mvn clean jar:jar javadoc:jar source:jar deploy -Prelease +mvn clean jar:jar javadoc:jar source:jar deploy -Prelease diff --git a/bin/format.sh b/bin/format.sh index 9967eb1..031b9f3 100755 --- a/bin/format.sh +++ b/bin/format.sh @@ -1,4 +1,4 @@ -#!/bin/bash +#!/usr/bin/env bash if [ "X$1" == "Xall" ]; then for f in $(find ./src -name \*.java); do diff --git a/bin/sign.sh b/bin/sign.sh index ca6b8e5..143db80 100755 --- a/bin/sign.sh +++ b/bin/sign.sh @@ -1,3 +1,3 @@ -#!/bin/bash +#!/usr/bin/env bash mvn clean jar:jar javadoc:jar source:jar install -Prelease diff --git a/src/main/java/net/helenus/core/AbstractUnitOfWork.java b/src/main/java/net/helenus/core/AbstractUnitOfWork.java index 87f45bf..e9d439b 100644 --- a/src/main/java/net/helenus/core/AbstractUnitOfWork.java +++ b/src/main/java/net/helenus/core/AbstractUnitOfWork.java @@ -416,7 +416,7 @@ public abstract class AbstractUnitOfWork /* Explicitly discard the work and mark it as as such in the log. */ public synchronized void abort() { - if (!isDone()) { + if (!aborted) { aborted = true; // Spoil any pending futures created within the context of this unit of work. diff --git a/src/main/java/net/helenus/core/SessionInitializer.java b/src/main/java/net/helenus/core/SessionInitializer.java index d573478..579a1c6 100644 --- a/src/main/java/net/helenus/core/SessionInitializer.java +++ b/src/main/java/net/helenus/core/SessionInitializer.java @@ -304,7 +304,6 @@ public final class SessionInitializer extends AbstractSessionOperations { idempotent, unitOfWorkClass, sessionCache, - statementCache, metricRegistry, zipkinTracer); } From 26f41dab75ef5b676daf451011cd9366617e6ba9 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Wed, 17 Jan 2018 12:38:33 -0500 Subject: [PATCH 35/55] Add notion of statement cache to UnitOfWork. Ignore call to useKeyspace when session isn't valid. --- .../net/helenus/core/AbstractUnitOfWork.java | 33 ++++++++++++++++++- .../net/helenus/core/SessionInitializer.java | 6 ++-- .../java/net/helenus/core/UnitOfWork.java | 5 +++ 3 files changed, 41 insertions(+), 3 deletions(-) diff --git a/src/main/java/net/helenus/core/AbstractUnitOfWork.java b/src/main/java/net/helenus/core/AbstractUnitOfWork.java index e9d439b..52134d2 100644 --- a/src/main/java/net/helenus/core/AbstractUnitOfWork.java +++ b/src/main/java/net/helenus/core/AbstractUnitOfWork.java @@ -24,6 +24,7 @@ import com.google.common.collect.TreeTraverser; import java.io.Serializable; import java.util.*; import java.util.concurrent.CompletableFuture; +import java.util.concurrent.ConcurrentHashMap; import java.util.concurrent.TimeUnit; import java.util.concurrent.TimeoutException; import java.util.stream.Collectors; @@ -48,6 +49,7 @@ public abstract class AbstractUnitOfWork private final HelenusSession session; private final AbstractUnitOfWork parent; private final Table>> cache = HashBasedTable.create(); + private final Map statementCache = new ConcurrentHashMap(); protected String purpose; protected List nestedPurposes = new ArrayList(); protected String info; @@ -203,10 +205,23 @@ public abstract class AbstractUnitOfWork } } + @Override + public Optional cacheLookup(String key) { + AbstractUnitOfWork self = this; + do { + Object result = self.statementCache.get(key); + if (result != null) { + return result == deleted ? Optional.ofNullable(null) : Optional.of(result); + } + self = self.parent; + } while (self != null); + return Optional.empty(); + } + @Override public Optional cacheLookup(List facets) { String tableName = CacheUtil.schemaName(facets); - Optional result = Optional.empty(); + Optional result = Optional.empty(); for (Facet facet : facets) { if (!facet.fixed()) { String columnName = facet.name() + "==" + facet.value(); @@ -243,6 +258,16 @@ public abstract class AbstractUnitOfWork return result; } + @Override + public void cacheEvict(String key) { + statementCache.remove(key); + } + + @Override + public void cacheDelete(String key) { + statementCache.replace(key, deleted); + } + @Override public List cacheEvict(List facets) { Either> deletedObjectFacets = Either.right(facets); @@ -279,6 +304,11 @@ public abstract class AbstractUnitOfWork return facets; } + @Override + public Object cacheUpdate(String key, Object value) { + return statementCache.replace(key, value); + } + @Override public Object cacheUpdate(Object value, List facets) { Object result = null; @@ -378,6 +408,7 @@ public abstract class AbstractUnitOfWork } else { // Merge cache and statistics into parent if there is one. + parent.statementCache.putAll(statementCache); parent.mergeCache(cache); parent.addBatched(batch); if (purpose != null) { diff --git a/src/main/java/net/helenus/core/SessionInitializer.java b/src/main/java/net/helenus/core/SessionInitializer.java index 579a1c6..0d37d21 100644 --- a/src/main/java/net/helenus/core/SessionInitializer.java +++ b/src/main/java/net/helenus/core/SessionInitializer.java @@ -273,8 +273,10 @@ public final class SessionInitializer extends AbstractSessionOperations { } public SessionInitializer use(String keyspace) { - session.execute(SchemaUtil.use(keyspace, false)); - this.usingKeyspace = keyspace; + if (session != null) { + session.execute(SchemaUtil.use(keyspace, false)); + this.usingKeyspace = keyspace; + } return this; } diff --git a/src/main/java/net/helenus/core/UnitOfWork.java b/src/main/java/net/helenus/core/UnitOfWork.java index 3c41717..f5d70e6 100644 --- a/src/main/java/net/helenus/core/UnitOfWork.java +++ b/src/main/java/net/helenus/core/UnitOfWork.java @@ -61,12 +61,17 @@ public interface UnitOfWork extends AutoCloseable { void addFuture(CompletableFuture future); + Optional cacheLookup(String key); Optional cacheLookup(List facets); + Object cacheUpdate(String key, Object value); Object cacheUpdate(Object pojo, List facets); + void cacheEvict(String key); List cacheEvict(List facets); + public void cacheDelete(String key); + String getPurpose(); UnitOfWork setPurpose(String purpose); From 27dd9a4effdbf9761b569cf2dae8a924291a438b Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Wed, 24 Jan 2018 09:28:19 -0500 Subject: [PATCH 36/55] Include the post commit/abort function execution time that happens within/associated-with the scope of a UOW. Fix reset method to check both maps for updates. --- .../net/helenus/core/AbstractEntityDraft.java | 11 ++++++++++- .../net/helenus/core/AbstractUnitOfWork.java | 16 +++++++++++----- 2 files changed, 21 insertions(+), 6 deletions(-) diff --git a/src/main/java/net/helenus/core/AbstractEntityDraft.java b/src/main/java/net/helenus/core/AbstractEntityDraft.java index e1dd4f0..259f103 100644 --- a/src/main/java/net/helenus/core/AbstractEntityDraft.java +++ b/src/main/java/net/helenus/core/AbstractEntityDraft.java @@ -151,10 +151,19 @@ public abstract class AbstractEntityDraft implements Drafted { return this.reset(this.methodNameFor(getter), desiredValue); } + private T fetch(String key) { + T value = (T) backingMap.get(key); + + if (value == null) { + value = (T) entityMap.get(key); + } + return value; + } + public boolean reset(String key, T desiredValue) { if (key != null && desiredValue != null) { @SuppressWarnings("unchecked") - T currentValue = (T) backingMap.get(key); + T currentValue = (T) this.fetch(key); if (currentValue == null || !currentValue.equals(desiredValue)) { set(key, desiredValue); return true; diff --git a/src/main/java/net/helenus/core/AbstractUnitOfWork.java b/src/main/java/net/helenus/core/AbstractUnitOfWork.java index 52134d2..9a1f7af 100644 --- a/src/main/java/net/helenus/core/AbstractUnitOfWork.java +++ b/src/main/java/net/helenus/core/AbstractUnitOfWork.java @@ -200,9 +200,6 @@ public abstract class AbstractUnitOfWork f.apply(); } } - if (LOG.isInfoEnabled()) { - LOG.info(logTimers(what)); - } } @Override @@ -365,7 +362,6 @@ public abstract class AbstractUnitOfWork } if (!canCommit) { - elapsedTime.stop(); if (parent == null) { @@ -376,11 +372,16 @@ public abstract class AbstractUnitOfWork uow -> { applyPostCommitFunctions("aborted", abortThunks); }); + + elapsedTime.stop(); + if (LOG.isInfoEnabled()) { + LOG.info(logTimers("aborted")); + } + } return new PostCommitFunction(this, null, null, false); } else { - elapsedTime.stop(); committed = true; aborted = false; @@ -404,6 +405,11 @@ public abstract class AbstractUnitOfWork new HelenusException( "Futures must be resolved before their unit of work has committed/aborted."))); + elapsedTime.stop(); + if (LOG.isInfoEnabled()) { + LOG.info(logTimers("committed")); + } + return new PostCommitFunction(this, null, null, true); } else { From e2f45f82c98d1f8e56ddf5bc55e72bc24eae824c Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Wed, 24 Jan 2018 14:33:37 -0500 Subject: [PATCH 37/55] Fix logged batch syntax and timestamp logic. --- .../core/operation/BatchOperation.java | 25 ++++++++++++------- 1 file changed, 16 insertions(+), 9 deletions(-) diff --git a/src/main/java/net/helenus/core/operation/BatchOperation.java b/src/main/java/net/helenus/core/operation/BatchOperation.java index 00b990e..13685a4 100644 --- a/src/main/java/net/helenus/core/operation/BatchOperation.java +++ b/src/main/java/net/helenus/core/operation/BatchOperation.java @@ -21,6 +21,7 @@ import com.datastax.driver.core.ResultSet; import com.google.common.base.Stopwatch; import java.util.ArrayList; import java.util.List; +import java.util.concurrent.TimeUnit; import java.util.concurrent.TimeoutException; import java.util.stream.Collectors; import net.helenus.core.AbstractSessionOperations; @@ -31,7 +32,6 @@ public class BatchOperation extends Operation { private BatchStatement batch = null; private List> operations = new ArrayList>(); private boolean logged = true; - private long timestamp = 0L; public BatchOperation(AbstractSessionOperations sessionOperations) { super(sessionOperations); @@ -47,11 +47,14 @@ public class BatchOperation extends Operation { batch.addAll( operations.stream().map(o -> o.buildStatement(cached)).collect(Collectors.toList())); batch.setConsistencyLevel(sessionOps.getDefaultConsistencyLevel()); - timestamp = System.nanoTime(); - batch.setDefaultTimestamp(timestamp); return batch; } + private long captureTimestampMsec() { + // Java 9: Instant.now().truncatedTo( ChronoUnit.MICROSECONDS ); + return TimeUnit.NANOSECONDS.convert(System.nanoTime(), TimeUnit.MICROSECONDS); + } + public BatchOperation logged() { logged = true; return this; @@ -66,8 +69,7 @@ public class BatchOperation extends Operation { if (operations.size() == 0) return 0L; final Timer.Context context = requestLatency.time(); try { - timestamp = System.nanoTime(); - batch.setDefaultTimestamp(timestamp); + batch.setDefaultTimestamp(captureTimestampMsec()); ResultSet resultSet = this.execute( sessionOps, @@ -83,7 +85,7 @@ public class BatchOperation extends Operation { } finally { context.stop(); } - return timestamp; + return batch.getDefaultTimestamp(); } public Long sync(UnitOfWork uow) throws TimeoutException { @@ -94,6 +96,7 @@ public class BatchOperation extends Operation { final Stopwatch timer = Stopwatch.createStarted(); try { uow.recordCacheAndDatabaseOperationCount(0, 1); + batch.setDefaultTimestamp(captureTimestampMsec()); ResultSet resultSet = this.execute( sessionOps, @@ -111,7 +114,7 @@ public class BatchOperation extends Operation { timer.stop(); } uow.addDatabaseTime("Cassandra", timer); - return timestamp; + return batch.getDefaultTimestamp(); } public void addAll(BatchOperation batch) { @@ -126,9 +129,13 @@ public class BatchOperation extends Operation { StringBuilder s = new StringBuilder(); s.append("BEGIN "); if (!logged) { - s.append("UN"); + s.append("UNLOGGED "); + } + s.append("BATCH "); + + if (batch.getDefaultTimestamp() > -9223372036854775808L) { + s.append("USING TIMESTAMP ").append(String.valueOf(batch.getDefaultTimestamp())).append(" "); } - s.append("LOGGED BATCH; "); s.append( operations .stream() From f9b1563bdd466662df8a7b86087f1d6312fa5f86 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Wed, 24 Jan 2018 16:11:44 -0500 Subject: [PATCH 38/55] Ensure there is a batch. --- src/main/java/net/helenus/core/operation/BatchOperation.java | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/main/java/net/helenus/core/operation/BatchOperation.java b/src/main/java/net/helenus/core/operation/BatchOperation.java index 13685a4..41763ec 100644 --- a/src/main/java/net/helenus/core/operation/BatchOperation.java +++ b/src/main/java/net/helenus/core/operation/BatchOperation.java @@ -29,12 +29,13 @@ import net.helenus.core.UnitOfWork; import net.helenus.support.HelenusException; public class BatchOperation extends Operation { - private BatchStatement batch = null; + private final BatchStatement batch; private List> operations = new ArrayList>(); private boolean logged = true; public BatchOperation(AbstractSessionOperations sessionOperations) { super(sessionOperations); + batch = new BatchStatement(); } public void add(AbstractOperation operation) { @@ -43,7 +44,6 @@ public class BatchOperation extends Operation { @Override public BatchStatement buildStatement(boolean cached) { - batch = new BatchStatement(); batch.addAll( operations.stream().map(o -> o.buildStatement(cached)).collect(Collectors.toList())); batch.setConsistencyLevel(sessionOps.getDefaultConsistencyLevel()); From 11de7015c2f3e17e87bf240912c28ca9f5bd7dd6 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Thu, 25 Jan 2018 11:26:12 -0500 Subject: [PATCH 39/55] Change mutate on drafts to be a bit faster. --- .../net/helenus/core/AbstractEntityDraft.java | 33 ++++++++----------- 1 file changed, 14 insertions(+), 19 deletions(-) diff --git a/src/main/java/net/helenus/core/AbstractEntityDraft.java b/src/main/java/net/helenus/core/AbstractEntityDraft.java index 259f103..dd2bfab 100644 --- a/src/main/java/net/helenus/core/AbstractEntityDraft.java +++ b/src/main/java/net/helenus/core/AbstractEntityDraft.java @@ -107,27 +107,23 @@ public abstract class AbstractEntityDraft implements Drafted { return (T) mutate(this.methodNameFor(getter), value); } - public Object mutate(String key, Object value) { + public T mutate(String key, T value) { Objects.requireNonNull(key); - if (value == null) { - return null; - } - - if (entity != null) { - Map map = entity.toMap(); - - if (map.containsKey(key) && !value.equals(map.get(key))) { - backingMap.put(key, value); - return value; - } - - return map.get(key); - } else { - backingMap.put(key, value); - - return null; + if (value != null) { + if (entity != null) { + if (entityMap.containsKey(key)) { + T currentValue = this.fetch(key); + if (currentValue != null && !value.equals(currentValue)) { + backingMap.put(key, value); + return value; + } + } + } else { + backingMap.put(key, value); + } } + return null; } private String methodNameFor(Getter getter) { @@ -153,7 +149,6 @@ public abstract class AbstractEntityDraft implements Drafted { private T fetch(String key) { T value = (T) backingMap.get(key); - if (value == null) { value = (T) entityMap.get(key); } From f168b33f6a11767d31c95c4ab6487b639ff89650 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Thu, 25 Jan 2018 11:30:41 -0500 Subject: [PATCH 40/55] Formatting. --- .../net/helenus/core/AbstractEntityDraft.java | 41 +++++++++--------- .../net/helenus/core/AbstractUnitOfWork.java | 29 +++++++------ src/main/java/net/helenus/core/Filter.java | 3 +- src/main/java/net/helenus/core/Helenus.java | 8 ++-- .../java/net/helenus/core/HelenusSession.java | 3 +- .../net/helenus/core/SessionInitializer.java | 42 +++++++++---------- .../java/net/helenus/core/UnitOfWork.java | 3 ++ .../core/operation/BatchOperation.java | 8 ++-- .../integration/core/ContextInitTest.java | 7 ++-- 9 files changed, 72 insertions(+), 72 deletions(-) diff --git a/src/main/java/net/helenus/core/AbstractEntityDraft.java b/src/main/java/net/helenus/core/AbstractEntityDraft.java index dd2bfab..7a6004c 100644 --- a/src/main/java/net/helenus/core/AbstractEntityDraft.java +++ b/src/main/java/net/helenus/core/AbstractEntityDraft.java @@ -1,13 +1,6 @@ package net.helenus.core; import com.google.common.primitives.Primitives; -import net.helenus.core.reflect.DefaultPrimitiveTypes; -import net.helenus.core.reflect.Drafted; -import net.helenus.core.reflect.MapExportable; -import net.helenus.mapping.HelenusProperty; -import net.helenus.mapping.MappingUtil; -import org.apache.commons.lang3.SerializationUtils; - import java.io.Serializable; import java.util.Collection; import java.util.HashMap; @@ -15,6 +8,12 @@ import java.util.HashSet; import java.util.Map; import java.util.Objects; import java.util.Set; +import net.helenus.core.reflect.DefaultPrimitiveTypes; +import net.helenus.core.reflect.Drafted; +import net.helenus.core.reflect.MapExportable; +import net.helenus.mapping.HelenusProperty; +import net.helenus.mapping.MappingUtil; +import org.apache.commons.lang3.SerializationUtils; public abstract class AbstractEntityDraft implements Drafted { @@ -111,17 +110,17 @@ public abstract class AbstractEntityDraft implements Drafted { Objects.requireNonNull(key); if (value != null) { - if (entity != null) { - if (entityMap.containsKey(key)) { - T currentValue = this.fetch(key); - if (currentValue != null && !value.equals(currentValue)) { - backingMap.put(key, value); - return value; - } - } - } else { + if (entity != null) { + if (entityMap.containsKey(key)) { + T currentValue = this.fetch(key); + if (currentValue != null && !value.equals(currentValue)) { backingMap.put(key, value); + return value; + } } + } else { + backingMap.put(key, value); + } } return null; } @@ -148,11 +147,11 @@ public abstract class AbstractEntityDraft implements Drafted { } private T fetch(String key) { - T value = (T) backingMap.get(key); - if (value == null) { - value = (T) entityMap.get(key); - } - return value; + T value = (T) backingMap.get(key); + if (value == null) { + value = (T) entityMap.get(key); + } + return value; } public boolean reset(String key, T desiredValue) { diff --git a/src/main/java/net/helenus/core/AbstractUnitOfWork.java b/src/main/java/net/helenus/core/AbstractUnitOfWork.java index 9a1f7af..4e10550 100644 --- a/src/main/java/net/helenus/core/AbstractUnitOfWork.java +++ b/src/main/java/net/helenus/core/AbstractUnitOfWork.java @@ -204,21 +204,21 @@ public abstract class AbstractUnitOfWork @Override public Optional cacheLookup(String key) { - AbstractUnitOfWork self = this; - do { - Object result = self.statementCache.get(key); - if (result != null) { - return result == deleted ? Optional.ofNullable(null) : Optional.of(result); - } - self = self.parent; - } while (self != null); - return Optional.empty(); + AbstractUnitOfWork self = this; + do { + Object result = self.statementCache.get(key); + if (result != null) { + return result == deleted ? Optional.ofNullable(null) : Optional.of(result); + } + self = self.parent; + } while (self != null); + return Optional.empty(); } @Override public Optional cacheLookup(List facets) { String tableName = CacheUtil.schemaName(facets); - Optional result = Optional.empty(); + Optional result = Optional.empty(); for (Facet facet : facets) { if (!facet.fixed()) { String columnName = facet.name() + "==" + facet.value(); @@ -257,12 +257,12 @@ public abstract class AbstractUnitOfWork @Override public void cacheEvict(String key) { - statementCache.remove(key); + statementCache.remove(key); } @Override public void cacheDelete(String key) { - statementCache.replace(key, deleted); + statementCache.replace(key, deleted); } @Override @@ -303,7 +303,7 @@ public abstract class AbstractUnitOfWork @Override public Object cacheUpdate(String key, Object value) { - return statementCache.replace(key, value); + return statementCache.replace(key, value); } @Override @@ -377,7 +377,6 @@ public abstract class AbstractUnitOfWork if (LOG.isInfoEnabled()) { LOG.info(logTimers("aborted")); } - } return new PostCommitFunction(this, null, null, false); @@ -502,7 +501,7 @@ public abstract class AbstractUnitOfWork } public boolean isDone() { - return aborted || committed; + return aborted || committed; } public String describeConflicts() { diff --git a/src/main/java/net/helenus/core/Filter.java b/src/main/java/net/helenus/core/Filter.java index e41fbbc..fc5534f 100644 --- a/src/main/java/net/helenus/core/Filter.java +++ b/src/main/java/net/helenus/core/Filter.java @@ -15,9 +15,8 @@ */ package net.helenus.core; -import java.util.Objects; - import com.datastax.driver.core.querybuilder.Clause; +import java.util.Objects; import net.helenus.core.reflect.HelenusPropertyNode; import net.helenus.mapping.MappingUtil; import net.helenus.mapping.value.ColumnValuePreparer; diff --git a/src/main/java/net/helenus/core/Helenus.java b/src/main/java/net/helenus/core/Helenus.java index 625c80e..7971568 100644 --- a/src/main/java/net/helenus/core/Helenus.java +++ b/src/main/java/net/helenus/core/Helenus.java @@ -33,8 +33,10 @@ import net.helenus.support.HelenusMappingException; public final class Helenus { - private static final ConcurrentMap, Object> dslCache = new ConcurrentHashMap, Object>(); - private static final ConcurrentMap, Metadata> metadataForEntity = new ConcurrentHashMap, Metadata>(); + private static final ConcurrentMap, Object> dslCache = + new ConcurrentHashMap, Object>(); + private static final ConcurrentMap, Metadata> metadataForEntity = + new ConcurrentHashMap, Metadata>(); private static final Set sessions = new HashSet(); private static volatile HelenusSettings settings = new DefaultHelenusSettings(); private static volatile HelenusSession singleton; @@ -80,7 +82,7 @@ public final class Helenus { } public static SessionInitializer init(Session session, String keyspace) { - return new SessionInitializer(session, keyspace); + return new SessionInitializer(session, keyspace); } public static SessionInitializer init(Session session) { diff --git a/src/main/java/net/helenus/core/HelenusSession.java b/src/main/java/net/helenus/core/HelenusSession.java index cb19047..79ef069 100644 --- a/src/main/java/net/helenus/core/HelenusSession.java +++ b/src/main/java/net/helenus/core/HelenusSession.java @@ -100,7 +100,8 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab this.showCql = showCql; this.showValues = showValues; this.printStream = printStream; - this.sessionRepository = sessionRepositoryBuilder == null ? null : sessionRepositoryBuilder.build(); + this.sessionRepository = + sessionRepositoryBuilder == null ? null : sessionRepositoryBuilder.build(); this.executor = executor; this.dropSchemaOnClose = dropSchemaOnClose; this.defaultConsistencyLevel = consistencyLevel; diff --git a/src/main/java/net/helenus/core/SessionInitializer.java b/src/main/java/net/helenus/core/SessionInitializer.java index 0d37d21..5904494 100644 --- a/src/main/java/net/helenus/core/SessionInitializer.java +++ b/src/main/java/net/helenus/core/SessionInitializer.java @@ -15,6 +15,15 @@ */ package net.helenus.core; +import brave.Tracer; +import com.codahale.metrics.MetricRegistry; +import com.datastax.driver.core.CodecRegistry; +import com.datastax.driver.core.ConsistencyLevel; +import com.datastax.driver.core.KeyspaceMetadata; +import com.datastax.driver.core.Session; +import com.datastax.driver.core.TableMetadata; +import com.datastax.driver.core.UserType; +import com.google.common.util.concurrent.MoreExecutors; import java.io.IOException; import java.io.PrintStream; import java.util.ArrayDeque; @@ -27,16 +36,6 @@ import java.util.Set; import java.util.concurrent.Executor; import java.util.concurrent.Executors; import java.util.function.Consumer; - -import brave.Tracer; -import com.codahale.metrics.MetricRegistry; -import com.datastax.driver.core.CodecRegistry; -import com.datastax.driver.core.ConsistencyLevel; -import com.datastax.driver.core.KeyspaceMetadata; -import com.datastax.driver.core.Session; -import com.datastax.driver.core.TableMetadata; -import com.datastax.driver.core.UserType; -import com.google.common.util.concurrent.MoreExecutors; import net.helenus.core.cache.SessionCache; import net.helenus.core.reflect.DslExportable; import net.helenus.mapping.HelenusEntity; @@ -71,17 +70,17 @@ public final class SessionInitializer extends AbstractSessionOperations { private SessionCache sessionCache = null; SessionInitializer(Session session, String keyspace) { - this.session = session; - this.usingKeyspace = keyspace; - if (session != null) { - this.sessionRepository = new SessionRepositoryBuilder(session); - } + this.session = session; + this.usingKeyspace = keyspace; + if (session != null) { + this.sessionRepository = new SessionRepositoryBuilder(session); + } } SessionInitializer(Session session) { - this.session = Objects.requireNonNull(session, "empty session"); - this.usingKeyspace = session.getLoggedKeyspace(); // can be null - this.sessionRepository = new SessionRepositoryBuilder(session); + this.session = Objects.requireNonNull(session, "empty session"); + this.usingKeyspace = session.getLoggedKeyspace(); // can be null + this.sessionRepository = new SessionRepositoryBuilder(session); } @Override @@ -325,15 +324,14 @@ public final class SessionInitializer extends AbstractSessionOperations { DslExportable dsl = (DslExportable) Helenus.dsl(iface); if (session != null) { - dsl.setCassandraMetadataForHelenusSession(session.getCluster().getMetadata()); + dsl.setCassandraMetadataForHelenusSession(session.getCluster().getMetadata()); } if (sessionRepository != null) { - sessionRepository.add(dsl); + sessionRepository.add(dsl); } }); - if (session == null) - return; + if (session == null) return; TableOperations tableOps = new TableOperations(this, dropUnusedColumns, dropUnusedIndexes); UserTypeOperations userTypeOps = new UserTypeOperations(this, dropUnusedColumns); diff --git a/src/main/java/net/helenus/core/UnitOfWork.java b/src/main/java/net/helenus/core/UnitOfWork.java index f5d70e6..898558c 100644 --- a/src/main/java/net/helenus/core/UnitOfWork.java +++ b/src/main/java/net/helenus/core/UnitOfWork.java @@ -62,12 +62,15 @@ public interface UnitOfWork extends AutoCloseable { void addFuture(CompletableFuture future); Optional cacheLookup(String key); + Optional cacheLookup(List facets); Object cacheUpdate(String key, Object value); + Object cacheUpdate(Object pojo, List facets); void cacheEvict(String key); + List cacheEvict(List facets); public void cacheDelete(String key); diff --git a/src/main/java/net/helenus/core/operation/BatchOperation.java b/src/main/java/net/helenus/core/operation/BatchOperation.java index 41763ec..4eb0c7b 100644 --- a/src/main/java/net/helenus/core/operation/BatchOperation.java +++ b/src/main/java/net/helenus/core/operation/BatchOperation.java @@ -35,7 +35,7 @@ public class BatchOperation extends Operation { public BatchOperation(AbstractSessionOperations sessionOperations) { super(sessionOperations); - batch = new BatchStatement(); + batch = new BatchStatement(); } public void add(AbstractOperation operation) { @@ -51,8 +51,8 @@ public class BatchOperation extends Operation { } private long captureTimestampMsec() { - // Java 9: Instant.now().truncatedTo( ChronoUnit.MICROSECONDS ); - return TimeUnit.NANOSECONDS.convert(System.nanoTime(), TimeUnit.MICROSECONDS); + // Java 9: Instant.now().truncatedTo( ChronoUnit.MICROSECONDS ); + return TimeUnit.NANOSECONDS.convert(System.nanoTime(), TimeUnit.MICROSECONDS); } public BatchOperation logged() { @@ -134,7 +134,7 @@ public class BatchOperation extends Operation { s.append("BATCH "); if (batch.getDefaultTimestamp() > -9223372036854775808L) { - s.append("USING TIMESTAMP ").append(String.valueOf(batch.getDefaultTimestamp())).append(" "); + s.append("USING TIMESTAMP ").append(String.valueOf(batch.getDefaultTimestamp())).append(" "); } s.append( operations diff --git a/src/test/java/net/helenus/test/integration/core/ContextInitTest.java b/src/test/java/net/helenus/test/integration/core/ContextInitTest.java index c7c0c9a..ba6471d 100644 --- a/src/test/java/net/helenus/test/integration/core/ContextInitTest.java +++ b/src/test/java/net/helenus/test/integration/core/ContextInitTest.java @@ -17,7 +17,6 @@ package net.helenus.test.integration.core; import net.helenus.core.Helenus; import net.helenus.core.HelenusSession; -import net.helenus.core.SessionInitializer; import net.helenus.core.UnitOfWork; import net.helenus.test.integration.build.AbstractEmbeddedCassandraTest; import org.junit.Test; @@ -34,8 +33,8 @@ public class ContextInitTest extends AbstractEmbeddedCassandraTest { @Test public void testWithNullSession() { - HelenusSession session = Helenus.init(null, "foo").get(); - UnitOfWork uow = session.begin(); - uow.abort(); + HelenusSession session = Helenus.init(null, "foo").get(); + UnitOfWork uow = session.begin(); + uow.abort(); } } From 96a8476fd83397b6ccd683182fd25eac688d19a4 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Thu, 25 Jan 2018 12:41:13 -0500 Subject: [PATCH 41/55] Null values have no keys in the map, so this test fails. In most casses we're here after we resolve a getter so we know this key is valid. Skip the check. --- .../java/net/helenus/core/AbstractEntityDraft.java | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) diff --git a/src/main/java/net/helenus/core/AbstractEntityDraft.java b/src/main/java/net/helenus/core/AbstractEntityDraft.java index 7a6004c..8159347 100644 --- a/src/main/java/net/helenus/core/AbstractEntityDraft.java +++ b/src/main/java/net/helenus/core/AbstractEntityDraft.java @@ -111,12 +111,10 @@ public abstract class AbstractEntityDraft implements Drafted { if (value != null) { if (entity != null) { - if (entityMap.containsKey(key)) { - T currentValue = this.fetch(key); - if (currentValue != null && !value.equals(currentValue)) { - backingMap.put(key, value); - return value; - } + T currentValue = this.fetch(key); + if (currentValue != null && !value.equals(currentValue)) { + backingMap.put(key, value); + return value; } } else { backingMap.put(key, value); From 8b9d582fa5d1a713c7b9b46db94c59f15e8fa3d2 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Thu, 25 Jan 2018 12:57:37 -0500 Subject: [PATCH 42/55] Mutation only needs to be different and can occur even when current is null. --- .../net/helenus/core/AbstractEntityDraft.java | 54 +++++++++---------- 1 file changed, 27 insertions(+), 27 deletions(-) diff --git a/src/main/java/net/helenus/core/AbstractEntityDraft.java b/src/main/java/net/helenus/core/AbstractEntityDraft.java index 8159347..448d852 100644 --- a/src/main/java/net/helenus/core/AbstractEntityDraft.java +++ b/src/main/java/net/helenus/core/AbstractEntityDraft.java @@ -18,19 +18,19 @@ import org.apache.commons.lang3.SerializationUtils; public abstract class AbstractEntityDraft implements Drafted { private final MapExportable entity; - private final Map backingMap = new HashMap(); - private final Set read; - private final Map entityMap; + private final Map valuesMap; + private final Set readSet; + private final Map mutationsMap = new HashMap(); public AbstractEntityDraft(MapExportable entity) { this.entity = entity; // Entities can mutate their map. if (entity != null) { - this.entityMap = entity.toMap(true); - this.read = entity.toReadSet(); + this.valuesMap = entity.toMap(true); + this.readSet = entity.toReadSet(); } else { - this.entityMap = new HashMap(); - this.read = new HashSet(); + this.valuesMap = new HashMap(); + this.readSet = new HashSet(); } } @@ -47,11 +47,11 @@ public abstract class AbstractEntityDraft implements Drafted { @SuppressWarnings("unchecked") public T get(String key, Class returnType) { - read.add(key); - T value = (T) backingMap.get(key); + readSet.add(key); + T value = (T) mutationsMap.get(key); if (value == null) { - value = (T) entityMap.get(key); + value = (T) valuesMap.get(key); if (value == null) { if (Primitives.allPrimitiveTypes().contains(returnType)) { @@ -64,7 +64,7 @@ public abstract class AbstractEntityDraft implements Drafted { return (T) type.getDefaultValue(); } } else { - // Collections fetched from the entityMap + // Collections fetched from the valuesMap if (value instanceof Collection) { value = (T) SerializationUtils.clone((Serializable) value); } @@ -84,7 +84,7 @@ public abstract class AbstractEntityDraft implements Drafted { return null; } - backingMap.put(key, value); + mutationsMap.put(key, value); return value; } @@ -93,12 +93,12 @@ public abstract class AbstractEntityDraft implements Drafted { return null; } - backingMap.put(key, value); + mutationsMap.put(key, value); return value; } public void put(String key, Object value) { - backingMap.put(key, value); + mutationsMap.put(key, value); } @SuppressWarnings("unchecked") @@ -112,12 +112,12 @@ public abstract class AbstractEntityDraft implements Drafted { if (value != null) { if (entity != null) { T currentValue = this.fetch(key); - if (currentValue != null && !value.equals(currentValue)) { - backingMap.put(key, value); + if (!value.equals(currentValue)) { + mutationsMap.put(key, value); return value; } } else { - backingMap.put(key, value); + mutationsMap.put(key, value); } } return null; @@ -133,8 +133,8 @@ public abstract class AbstractEntityDraft implements Drafted { public Object unset(String key) { if (key != null) { - Object value = backingMap.get(key); - backingMap.put(key, null); + Object value = mutationsMap.get(key); + mutationsMap.put(key, null); return value; } return null; @@ -145,9 +145,9 @@ public abstract class AbstractEntityDraft implements Drafted { } private T fetch(String key) { - T value = (T) backingMap.get(key); + T value = (T) mutationsMap.get(key); if (value == null) { - value = (T) entityMap.get(key); + value = (T) valuesMap.get(key); } return value; } @@ -166,7 +166,7 @@ public abstract class AbstractEntityDraft implements Drafted { @Override public Map toMap() { - return toMap(entityMap); + return toMap(valuesMap); } public Map toMap(Map entityMap) { @@ -177,26 +177,26 @@ public abstract class AbstractEntityDraft implements Drafted { combined.put(e.getKey(), e.getValue()); } } else { - combined = new HashMap(backingMap.size()); + combined = new HashMap(mutationsMap.size()); } for (String key : mutated()) { - combined.put(key, backingMap.get(key)); + combined.put(key, mutationsMap.get(key)); } return combined; } @Override public Set mutated() { - return backingMap.keySet(); + return mutationsMap.keySet(); } @Override public Set read() { - return read; + return readSet; } @Override public String toString() { - return backingMap.toString(); + return mutationsMap.toString(); } } From 287e1a5b8b5c59235205c7d8d2ddecbc67a4b191 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Thu, 25 Jan 2018 14:21:12 -0500 Subject: [PATCH 43/55] Use DataStax/Cassandra timestamp generator. --- .../helenus/core/operation/BatchOperation.java | 15 +++++++-------- 1 file changed, 7 insertions(+), 8 deletions(-) diff --git a/src/main/java/net/helenus/core/operation/BatchOperation.java b/src/main/java/net/helenus/core/operation/BatchOperation.java index 4eb0c7b..35288bc 100644 --- a/src/main/java/net/helenus/core/operation/BatchOperation.java +++ b/src/main/java/net/helenus/core/operation/BatchOperation.java @@ -18,10 +18,11 @@ package net.helenus.core.operation; import com.codahale.metrics.Timer; import com.datastax.driver.core.BatchStatement; import com.datastax.driver.core.ResultSet; +import com.datastax.driver.core.TimestampGenerator; +import com.datastax.driver.core.AtomicMonotonicTimestampGenerator; import com.google.common.base.Stopwatch; import java.util.ArrayList; import java.util.List; -import java.util.concurrent.TimeUnit; import java.util.concurrent.TimeoutException; import java.util.stream.Collectors; import net.helenus.core.AbstractSessionOperations; @@ -29,6 +30,9 @@ import net.helenus.core.UnitOfWork; import net.helenus.support.HelenusException; public class BatchOperation extends Operation { + //TODO(gburd): find the way to get the driver's timestamp generator + private static final TimestampGenerator timestampGenerator = new AtomicMonotonicTimestampGenerator(); + private final BatchStatement batch; private List> operations = new ArrayList>(); private boolean logged = true; @@ -50,11 +54,6 @@ public class BatchOperation extends Operation { return batch; } - private long captureTimestampMsec() { - // Java 9: Instant.now().truncatedTo( ChronoUnit.MICROSECONDS ); - return TimeUnit.NANOSECONDS.convert(System.nanoTime(), TimeUnit.MICROSECONDS); - } - public BatchOperation logged() { logged = true; return this; @@ -69,7 +68,7 @@ public class BatchOperation extends Operation { if (operations.size() == 0) return 0L; final Timer.Context context = requestLatency.time(); try { - batch.setDefaultTimestamp(captureTimestampMsec()); + batch.setDefaultTimestamp(timestampGenerator.next()); ResultSet resultSet = this.execute( sessionOps, @@ -96,7 +95,7 @@ public class BatchOperation extends Operation { final Stopwatch timer = Stopwatch.createStarted(); try { uow.recordCacheAndDatabaseOperationCount(0, 1); - batch.setDefaultTimestamp(captureTimestampMsec()); + batch.setDefaultTimestamp(timestampGenerator.next()); ResultSet resultSet = this.execute( sessionOps, From 0ddacec35490065efd234bae6543613aafc4ab27 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Thu, 25 Jan 2018 16:45:13 -0500 Subject: [PATCH 44/55] Removing Gradle files until switch is complete. --- build.gradle | 90 ------- dependencies.lock | 648 ---------------------------------------------- settings.gradle | 1 - 3 files changed, 739 deletions(-) delete mode 100644 build.gradle delete mode 100644 dependencies.lock delete mode 100644 settings.gradle diff --git a/build.gradle b/build.gradle deleted file mode 100644 index 50b24e8..0000000 --- a/build.gradle +++ /dev/null @@ -1,90 +0,0 @@ -// gradle wrapper -// ./gradlew clean generateLock saveLock -// ./gradlew compileJava -// ./gradlew run -// ./gradlew run --debug-jvm -// ./gradlew publishToMavenLocal - - -buildscript { - ext {} - repositories { - jcenter() - mavenLocal() - mavenCentral() - maven { url "https://clojars.org/repo" } - maven { url "https://plugins.gradle.org/m2/" } - } - dependencies { - classpath 'com.netflix.nebula:gradle-dependency-lock-plugin:4.+' - classpath 'com.uber:okbuck:0.19.0' - } -} - -apply plugin: 'java' -apply plugin: 'idea' -apply plugin: 'eclipse' -apply plugin: 'java-library' -apply plugin: 'maven-publish' -apply plugin: 'com.uber.okbuck' -apply plugin: 'nebula.dependency-lock' - -task wrapper(type: Wrapper) { - gradleVersion = '4.0.2' -} - -jar { - baseName = 'helenus' - group = 'net.helenus' - version = '2.0.17-SNAPSHOT' -} - -description = """helenus""" - -sourceCompatibility = 1.8 -targetCompatibility = 1.8 -tasks.withType(JavaCompile) { - options.encoding = 'UTF-8' -} - -configurations.all { -} - -repositories { - jcenter() - mavenLocal() - mavenCentral() - maven { url "file:///Users/gburd/ws/helenus/lib" } - maven { url "https://oss.sonatype.org/content/repositories/snapshots" } - maven { url "http://repo.maven.apache.org/maven2" } -} -dependencies { - compile group: 'com.datastax.cassandra', name: 'cassandra-driver-core', version: '3.3.0' - compile group: 'org.aspectj', name: 'aspectjrt', version: '1.8.10' - compile group: 'org.aspectj', name: 'aspectjweaver', version: '1.8.10' - compile group: 'org.apache.commons', name: 'commons-lang3', version: '3.6' - compile group: 'org.springframework', name: 'spring-core', version: '4.3.10.RELEASE' - compile group: 'com.google.guava', name: 'guava', version: '20.0' - compile group: 'com.diffplug.durian', name: 'durian', version: '3.+' - compile group: 'io.zipkin.java', name: 'zipkin', version: '1.29.2' - compile group: 'io.zipkin.brave', name: 'brave', version: '4.0.6' - compile group: 'io.dropwizard.metrics', name: 'metrics-core', version: '3.2.2' - compile group: 'javax.validation', name: 'validation-api', version: '2.0.0.CR3' - compile group: 'org.slf4j', name: 'slf4j-api', version: '1.7.1' - - runtime group: 'org.slf4j', name: 'jcl-over-slf4j', version: '1.7.1' - - testCompile group: 'org.codehaus.jackson', name: 'jackson-mapper-asl', version: '1.9.13' - testCompile group: 'com.anthemengineering.mojo', name: 'infer-maven-plugin', version: '0.1.0' - testCompile group: 'org.codehaus.jackson', name: 'jackson-core-asl', version: '1.9.13' - testCompile(group: 'org.cassandraunit', name: 'cassandra-unit', version: '3.1.4.0-SNAPSHOT') { - exclude(module: 'cassandra-driver-core') - } - testCompile group: 'org.apache.cassandra', name: 'cassandra-all', version: '3.11.0' - testCompile group: 'commons-io', name: 'commons-io', version: '2.5' - testCompile group: 'junit', name: 'junit', version: '4.12' - testCompile group: 'com.github.stephenc', name: 'jamm', version: '0.2.5' - testCompile group: 'org.hamcrest', name: 'hamcrest-library', version: '1.3' - testCompile group: 'org.hamcrest', name: 'hamcrest-core', version: '1.3' - testCompile group: 'org.mockito', name: 'mockito-core', version: '2.8.47' -} diff --git a/dependencies.lock b/dependencies.lock deleted file mode 100644 index 8222106..0000000 --- a/dependencies.lock +++ /dev/null @@ -1,648 +0,0 @@ -{ - "compile": { - "com.datastax.cassandra:cassandra-driver-core": { - "locked": "3.3.0", - "requested": "3.3.0" - }, - "com.diffplug.durian:durian": { - "locked": "3.5.0-SNAPSHOT", - "requested": "3.+" - }, - "com.google.guava:guava": { - "locked": "20.0", - "requested": "20.0" - }, - "io.dropwizard.metrics:metrics-core": { - "locked": "3.2.2", - "requested": "3.2.2" - }, - "io.zipkin.brave:brave": { - "locked": "4.0.6", - "requested": "4.0.6" - }, - "io.zipkin.java:zipkin": { - 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"requested": "4.3.10.RELEASE" - } - }, - "testCompile": { - "com.anthemengineering.mojo:infer-maven-plugin": { - "locked": "0.1.0", - "requested": "0.1.0" - }, - "com.datastax.cassandra:cassandra-driver-core": { - "locked": "3.3.0", - "requested": "3.3.0" - }, - "com.diffplug.durian:durian": { - "locked": "3.5.0-SNAPSHOT", - "requested": "3.+" - }, - "com.github.stephenc:jamm": { - "locked": "0.2.5", - "requested": "0.2.5" - }, - "com.google.guava:guava": { - "locked": "21.0", - "requested": "20.0" - }, - "commons-io:commons-io": { - "locked": "2.5", - "requested": "2.5" - }, - "io.dropwizard.metrics:metrics-core": { - "locked": "3.2.2", - "requested": "3.2.2" - }, - "io.zipkin.brave:brave": { - "locked": "4.0.6", - "requested": "4.0.6" - }, - "io.zipkin.java:zipkin": { - "locked": "1.29.2", - "requested": "1.29.2" - }, - "javax.validation:validation-api": { - "locked": "2.0.0.CR3", - "requested": "2.0.0.CR3" - }, - "junit:junit": { - "locked": "4.12", - "requested": "4.12" - }, - "org.apache.cassandra:cassandra-all": { - 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} - }, - "testCompileClasspath": { - "com.anthemengineering.mojo:infer-maven-plugin": { - "locked": "0.1.0", - "requested": "0.1.0" - }, - "com.datastax.cassandra:cassandra-driver-core": { - "locked": "3.3.0", - "requested": "3.3.0" - }, - "com.diffplug.durian:durian": { - "locked": "3.5.0-SNAPSHOT", - "requested": "3.+" - }, - "com.github.stephenc:jamm": { - "locked": "0.2.5", - "requested": "0.2.5" - }, - "com.google.guava:guava": { - "locked": "21.0", - "requested": "20.0" - }, - "commons-io:commons-io": { - "locked": "2.5", - "requested": "2.5" - }, - "io.dropwizard.metrics:metrics-core": { - "locked": "3.2.2", - "requested": "3.2.2" - }, - "io.zipkin.brave:brave": { - "locked": "4.0.6", - "requested": "4.0.6" - }, - "io.zipkin.java:zipkin": { - "locked": "1.29.2", - "requested": "1.29.2" - }, - "javax.validation:validation-api": { - "locked": "2.0.0.CR3", - "requested": "2.0.0.CR3" - }, - "junit:junit": { - "locked": "4.12", - "requested": "4.12" - }, - "org.apache.cassandra:cassandra-all": { - "locked": "3.11.0", - "requested": "3.11.0" - }, - "org.apache.commons:commons-lang3": { - "locked": "3.6", - "requested": "3.6" - }, - "org.aspectj:aspectjrt": { - "locked": "1.8.10", - "requested": "1.8.10" - }, - "org.aspectj:aspectjweaver": { - "locked": "1.8.10", - "requested": "1.8.10" - }, - "org.cassandraunit:cassandra-unit": { - "locked": "3.1.4.0-SNAPSHOT", - "requested": "3.1.4.0-SNAPSHOT" - }, - "org.codehaus.jackson:jackson-core-asl": { - "locked": "1.9.13", - "requested": "1.9.13" - }, - "org.codehaus.jackson:jackson-mapper-asl": { - "locked": "1.9.13", - "requested": "1.9.13" - }, - "org.hamcrest:hamcrest-core": { - "locked": "1.3", - "requested": "1.3" - }, - "org.hamcrest:hamcrest-library": { - "locked": "1.3", - "requested": "1.3" - }, - "org.mockito:mockito-core": { - "locked": "2.8.47", - "requested": "2.8.47" - }, - "org.slf4j:slf4j-api": { - "locked": "1.7.25", - "requested": "1.7.1" - }, - "org.springframework:spring-core": { - "locked": "4.3.10.RELEASE", - "requested": "4.3.10.RELEASE" - } - }, - "testRuntime": { - "com.anthemengineering.mojo:infer-maven-plugin": { - "locked": "0.1.0", - "requested": "0.1.0" - }, - "com.datastax.cassandra:cassandra-driver-core": { - "locked": "3.3.0", - "requested": "3.3.0" - }, - "com.diffplug.durian:durian": { - "locked": "3.5.0-SNAPSHOT", - "requested": "3.+" - }, - "com.github.stephenc:jamm": { - "locked": "0.2.5", - "requested": "0.2.5" - }, - "com.google.guava:guava": { - "locked": "21.0", - "requested": "20.0" - }, - "commons-io:commons-io": { - "locked": "2.5", - "requested": "2.5" - }, - "io.dropwizard.metrics:metrics-core": { - "locked": "3.2.2", - "requested": "3.2.2" - }, - "io.zipkin.brave:brave": { - "locked": "4.0.6", - "requested": "4.0.6" - }, - "io.zipkin.java:zipkin": { - "locked": "1.29.2", - "requested": "1.29.2" - }, - "javax.validation:validation-api": { - "locked": "2.0.0.CR3", - "requested": "2.0.0.CR3" - }, - "junit:junit": { - "locked": "4.12", - "requested": "4.12" - }, - "org.apache.cassandra:cassandra-all": { - "locked": "3.11.0", - "requested": "3.11.0" - }, - "org.apache.commons:commons-lang3": { - "locked": "3.6", - "requested": "3.6" - }, - "org.aspectj:aspectjrt": { - "locked": "1.8.10", - "requested": "1.8.10" - }, - "org.aspectj:aspectjweaver": { - "locked": "1.8.10", - "requested": "1.8.10" - }, - "org.cassandraunit:cassandra-unit": { - "locked": "3.1.4.0-SNAPSHOT", - "requested": "3.1.4.0-SNAPSHOT" - }, - "org.codehaus.jackson:jackson-core-asl": { - "locked": "1.9.13", - "requested": "1.9.13" - }, - "org.codehaus.jackson:jackson-mapper-asl": { - "locked": "1.9.13", - "requested": "1.9.13" - }, - "org.hamcrest:hamcrest-core": { - "locked": "1.3", - "requested": "1.3" - }, - "org.hamcrest:hamcrest-library": { - "locked": "1.3", - "requested": "1.3" - }, - "org.mockito:mockito-core": { - "locked": "2.8.47", - "requested": "2.8.47" - }, - "org.slf4j:jcl-over-slf4j": { - "locked": "1.7.7", - "requested": "1.7.1" - }, - "org.slf4j:slf4j-api": { - "locked": "1.7.25", - "requested": "1.7.1" - }, - "org.springframework:spring-core": { - "locked": "4.3.10.RELEASE", - "requested": "4.3.10.RELEASE" - } - }, - "testRuntimeClasspath": { - "com.anthemengineering.mojo:infer-maven-plugin": { - "locked": "0.1.0", - "requested": "0.1.0" - }, - "com.datastax.cassandra:cassandra-driver-core": { - "locked": "3.3.0", - "requested": "3.3.0" - }, - "com.diffplug.durian:durian": { - "locked": "3.5.0-SNAPSHOT", - "requested": "3.+" - }, - "com.github.stephenc:jamm": { - "locked": "0.2.5", - "requested": "0.2.5" - }, - "com.google.guava:guava": { - "locked": "21.0", - "requested": "20.0" - }, - "commons-io:commons-io": { - "locked": "2.5", - "requested": "2.5" - }, - "io.dropwizard.metrics:metrics-core": { - "locked": "3.2.2", - "requested": "3.2.2" - }, - "io.zipkin.brave:brave": { - "locked": "4.0.6", - "requested": "4.0.6" - }, - "io.zipkin.java:zipkin": { - "locked": "1.29.2", - "requested": "1.29.2" - }, - "javax.validation:validation-api": { - "locked": "2.0.0.CR3", - "requested": "2.0.0.CR3" - }, - "junit:junit": { - "locked": "4.12", - "requested": "4.12" - }, - "org.apache.cassandra:cassandra-all": { - "locked": "3.11.0", - "requested": "3.11.0" - }, - "org.apache.commons:commons-lang3": { - "locked": "3.6", - "requested": "3.6" - }, - "org.aspectj:aspectjrt": { - "locked": "1.8.10", - "requested": "1.8.10" - }, - "org.aspectj:aspectjweaver": { - "locked": "1.8.10", - "requested": "1.8.10" - }, - "org.cassandraunit:cassandra-unit": { - "locked": "3.1.4.0-SNAPSHOT", - "requested": "3.1.4.0-SNAPSHOT" - }, - "org.codehaus.jackson:jackson-core-asl": { - "locked": "1.9.13", - "requested": "1.9.13" - }, - "org.codehaus.jackson:jackson-mapper-asl": { - "locked": "1.9.13", - "requested": "1.9.13" - }, - "org.hamcrest:hamcrest-core": { - "locked": "1.3", - "requested": "1.3" - }, - "org.hamcrest:hamcrest-library": { - "locked": "1.3", - "requested": "1.3" - }, - "org.mockito:mockito-core": { - "locked": "2.8.47", - "requested": "2.8.47" - }, - "org.slf4j:jcl-over-slf4j": { - "locked": "1.7.7", - "requested": "1.7.1" - }, - "org.slf4j:slf4j-api": { - "locked": "1.7.25", - "requested": "1.7.1" - }, - "org.springframework:spring-core": { - "locked": "4.3.10.RELEASE", - "requested": "4.3.10.RELEASE" - } - } -} \ No newline at end of file diff --git a/settings.gradle b/settings.gradle deleted file mode 100644 index bad81ae..0000000 --- a/settings.gradle +++ /dev/null @@ -1 +0,0 @@ -rootProject.name = 'helenus-core' From 2299939be3dcb9ede86afa749ac47d9d5f31446a Mon Sep 17 00:00:00 2001 From: pbeaman Date: Fri, 26 Jan 2018 10:42:13 -0500 Subject: [PATCH 45/55] Remove test-scope dependency on jamm-0.2.5 because it conflicts with a later version and causes NoSuchMethodError when running unit tests in Eclipse --- pom.xml | 7 ------- 1 file changed, 7 deletions(-) diff --git a/pom.xml b/pom.xml index 0fa01ca..8c11457 100644 --- a/pom.xml +++ b/pom.xml @@ -225,13 +225,6 @@ test - - com.github.stephenc - jamm - 0.2.5 - test - - org.hamcrest hamcrest-library From 6858cf6f489e9f99046ed4d5154fccf0ce729e66 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Wed, 7 Feb 2018 18:41:39 -0500 Subject: [PATCH 46/55] Integrate JCache for cached objects outside of a UnitOfWork. --- pom.xml | 19 ++- .../java/net/helenus/core/HelenusSession.java | 138 ++++++++++-------- .../net/helenus/core/SessionInitializer.java | 36 ++--- .../net/helenus/core/cache/GuavaCache.java | 43 ------ .../net/helenus/core/cache/SessionCache.java | 60 -------- 5 files changed, 112 insertions(+), 184 deletions(-) delete mode 100644 src/main/java/net/helenus/core/cache/GuavaCache.java delete mode 100644 src/main/java/net/helenus/core/cache/SessionCache.java diff --git a/pom.xml b/pom.xml index 8c11457..c1a88e5 100644 --- a/pom.xml +++ b/pom.xml @@ -112,6 +112,12 @@ 3.3.2 + + com.datastax.cassandra + cassandra-driver-extras + 3.3.2 + + com.diffplug.durian durian @@ -136,12 +142,24 @@ 4.3.10.RELEASE + + javax.cache + cache-api + 1.1.0 + + com.google.guava guava 20.0 + + ca.exprofesso + guava-jcache + 1.0.4 + + io.zipkin.java @@ -259,7 +277,6 @@ 1.7.1 runtime - diff --git a/src/main/java/net/helenus/core/HelenusSession.java b/src/main/java/net/helenus/core/HelenusSession.java index 79ef069..76f3509 100644 --- a/src/main/java/net/helenus/core/HelenusSession.java +++ b/src/main/java/net/helenus/core/HelenusSession.java @@ -15,25 +15,12 @@ */ package net.helenus.core; -import static net.helenus.core.Query.eq; - import brave.Tracer; import com.codahale.metrics.MetricRegistry; import com.datastax.driver.core.*; import com.google.common.collect.Table; -import java.io.Closeable; -import java.io.PrintStream; -import java.lang.reflect.Constructor; -import java.lang.reflect.InvocationTargetException; -import java.util.*; -import java.util.concurrent.Executor; -import java.util.function.Function; -import java.util.regex.Matcher; -import java.util.regex.Pattern; -import java.util.stream.Collectors; import net.helenus.core.cache.CacheUtil; import net.helenus.core.cache.Facet; -import net.helenus.core.cache.SessionCache; import net.helenus.core.cache.UnboundFacet; import net.helenus.core.operation.*; import net.helenus.core.reflect.Drafted; @@ -50,6 +37,24 @@ import net.helenus.support.Fun.Tuple6; import org.slf4j.Logger; import org.slf4j.LoggerFactory; +import javax.cache.Cache; +import javax.cache.CacheManager; +import javax.cache.Caching; +import javax.cache.configuration.MutableConfiguration; +import javax.cache.spi.CachingProvider; +import java.io.Closeable; +import java.io.PrintStream; +import java.lang.reflect.Constructor; +import java.lang.reflect.InvocationTargetException; +import java.util.*; +import java.util.concurrent.Executor; +import java.util.function.Function; +import java.util.regex.Matcher; +import java.util.regex.Pattern; +import java.util.stream.Collectors; + +import static net.helenus.core.Query.eq; + public class HelenusSession extends AbstractSessionOperations implements Closeable { public static final Object deleted = new Object(); @@ -68,7 +73,7 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab private final SessionRepository sessionRepository; private final Executor executor; private final boolean dropSchemaOnClose; - private final SessionCache sessionCache; + private final CacheManager cacheManager; private final RowColumnValueProvider valueProvider; private final StatementColumnValuePreparer valuePreparer; private final Metadata metadata; @@ -77,21 +82,21 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab private volatile boolean showValues; HelenusSession( - Session session, - String usingKeyspace, - CodecRegistry registry, - boolean showCql, - boolean showValues, - PrintStream printStream, - SessionRepositoryBuilder sessionRepositoryBuilder, - Executor executor, - boolean dropSchemaOnClose, - ConsistencyLevel consistencyLevel, - boolean defaultQueryIdempotency, - Class unitOfWorkClass, - SessionCache sessionCache, - MetricRegistry metricRegistry, - Tracer tracer) { + Session session, + String usingKeyspace, + CodecRegistry registry, + boolean showCql, + boolean showValues, + PrintStream printStream, + SessionRepositoryBuilder sessionRepositoryBuilder, + Executor executor, + boolean dropSchemaOnClose, + ConsistencyLevel consistencyLevel, + boolean defaultQueryIdempotency, + Class unitOfWorkClass, + CacheManager cacheManager, + MetricRegistry metricRegistry, + Tracer tracer) { this.session = session; this.registry = registry == null ? CodecRegistry.DEFAULT_INSTANCE : registry; this.usingKeyspace = @@ -109,11 +114,14 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab this.unitOfWorkClass = unitOfWorkClass; this.metricRegistry = metricRegistry; this.zipkinTracer = tracer; + this.cacheManager = cacheManger; - if (sessionCache == null) { - this.sessionCache = SessionCache.defaultCache(); - } else { - this.sessionCache = sessionCache; + if (cacheManager == null) { + MutableConfiguration configuration = new MutableConfiguration<>(); + configuration.setStoreByValue(false); + configuration.setTypes(String.class, Object.class); + CachingProvider cachingProvider = Caching.getCachingProvider(GuavaCacheManager.class.getName()); + cacheManager = cachingProvider.getCacheManager(); } this.valueProvider = new RowColumnValueProvider(this.sessionRepository); @@ -214,10 +222,13 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab @Override public Object checkCache(String tableName, List facets) { Object result = null; - for (String key : CacheUtil.flatKeys(tableName, facets)) { - result = sessionCache.get(key); - if (result != null) { - return result; + Cache cache = cacheManager.getCache(tableName); + if (cache != null) { + for (String key : CacheUtil.flatKeys(tableName, facets)) { + result = cache.get(key); + if (result != null) { + return result; + } } } return null; @@ -226,7 +237,10 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab @Override public void cacheEvict(List facets) { String tableName = CacheUtil.schemaName(facets); - CacheUtil.flatKeys(tableName, facets).forEach(key -> sessionCache.invalidate(key)); + Cache cache = cacheManager.getCache(tableName); + if (cache != null) { + CacheUtil.flatKeys(tableName, facets).forEach(key -> cache.remove(key)); + } } @Override @@ -278,6 +292,7 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab pojo instanceof MapExportable ? ((MapExportable) pojo).toMap() : null; if (entity.isCacheable()) { List boundFacets = new ArrayList<>(); + String tableName = CacheUtil.schemaName(boundFacets); for (Facet facet : entity.getFacets()) { if (facet instanceof UnboundFacet) { UnboundFacet unboundFacet = (UnboundFacet) facet; @@ -305,34 +320,43 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab } } List facetCombinations = CacheUtil.flattenFacets(boundFacets); - String tableName = CacheUtil.schemaName(boundFacets); replaceCachedFacetValues(pojo, tableName, facetCombinations); } } - List> deletedFacetSets = - uowCache - .values() - .stream() - .filter(Either::isRight) - .map(Either::getRight) - .collect(Collectors.toList()); - for (List facets : deletedFacetSets) { - String tableName = CacheUtil.schemaName(facets); - List keys = CacheUtil.flatKeys(tableName, facets); - keys.forEach(key -> sessionCache.invalidate(key)); - } + if (cacheManager != null) { + List> deletedFacetSets = + uowCache + .values() + .stream() + .filter(Either::isRight) + .map(Either::getRight) + .collect(Collectors.toList()); + for (List facets : deletedFacetSets) { + String tableName = CacheUtil.schemaName(facets); + Cache cache = cacheManager.getCache(tableName); + if (cache != null) { + List keys = CacheUtil.flatKeys(tableName, facets); + keys.forEach(key -> cache.remove(key)); + } + } + } } private void replaceCachedFacetValues( Object pojo, String tableName, List facetCombinations) { for (String[] combination : facetCombinations) { - String cacheKey = tableName + "." + Arrays.toString(combination); - if (pojo == null || pojo == HelenusSession.deleted) { - sessionCache.invalidate(cacheKey); - } else { - sessionCache.put(cacheKey, pojo); - } + String cacheKey = tableName + "." + Arrays.toString(combination); + if (cacheManager != null) { + Cache cache = cacheManager.getCache(tableName); + if (cache != null) { + if (pojo == null || pojo == HelenusSession.deleted) { + cache.remove(cacheKey); + } else { + cache.put(cacheKey, pojo); + } + } + } } } diff --git a/src/main/java/net/helenus/core/SessionInitializer.java b/src/main/java/net/helenus/core/SessionInitializer.java index 5904494..26c921b 100644 --- a/src/main/java/net/helenus/core/SessionInitializer.java +++ b/src/main/java/net/helenus/core/SessionInitializer.java @@ -17,26 +17,8 @@ package net.helenus.core; import brave.Tracer; import com.codahale.metrics.MetricRegistry; -import com.datastax.driver.core.CodecRegistry; -import com.datastax.driver.core.ConsistencyLevel; -import com.datastax.driver.core.KeyspaceMetadata; -import com.datastax.driver.core.Session; -import com.datastax.driver.core.TableMetadata; -import com.datastax.driver.core.UserType; +import com.datastax.driver.core.*; import com.google.common.util.concurrent.MoreExecutors; -import java.io.IOException; -import java.io.PrintStream; -import java.util.ArrayDeque; -import java.util.ArrayList; -import java.util.Collection; -import java.util.HashSet; -import java.util.List; -import java.util.Objects; -import java.util.Set; -import java.util.concurrent.Executor; -import java.util.concurrent.Executors; -import java.util.function.Consumer; -import net.helenus.core.cache.SessionCache; import net.helenus.core.reflect.DslExportable; import net.helenus.mapping.HelenusEntity; import net.helenus.mapping.HelenusEntityType; @@ -47,6 +29,14 @@ import net.helenus.support.Either; import net.helenus.support.HelenusException; import net.helenus.support.PackageUtil; +import javax.cache.CacheManager; +import java.io.IOException; +import java.io.PrintStream; +import java.util.*; +import java.util.concurrent.Executor; +import java.util.concurrent.Executors; +import java.util.function.Consumer; + public final class SessionInitializer extends AbstractSessionOperations { private final Session session; @@ -67,7 +57,7 @@ public final class SessionInitializer extends AbstractSessionOperations { private boolean dropUnusedIndexes = false; private KeyspaceMetadata keyspaceMetadata; private AutoDdl autoDdl = AutoDdl.UPDATE; - private SessionCache sessionCache = null; + private CacheManager cacheManager = null; SessionInitializer(Session session, String keyspace) { this.session = session; @@ -157,8 +147,8 @@ public final class SessionInitializer extends AbstractSessionOperations { return this; } - public SessionInitializer setSessionCache(SessionCache sessionCache) { - this.sessionCache = sessionCache; + public SessionInitializer setCacheManager(CacheManager cacheManager) { + this.cacheManager = cacheManager; return this; } @@ -304,7 +294,7 @@ public final class SessionInitializer extends AbstractSessionOperations { consistencyLevel, idempotent, unitOfWorkClass, - sessionCache, + cacheManager, metricRegistry, zipkinTracer); } diff --git a/src/main/java/net/helenus/core/cache/GuavaCache.java b/src/main/java/net/helenus/core/cache/GuavaCache.java deleted file mode 100644 index 5418c3a..0000000 --- a/src/main/java/net/helenus/core/cache/GuavaCache.java +++ /dev/null @@ -1,43 +0,0 @@ -/* - * Copyright (C) 2015 The Helenus Authors - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package net.helenus.core.cache; - -import com.google.common.cache.Cache; - -public class GuavaCache implements SessionCache { - - final Cache cache; - - GuavaCache(Cache cache) { - this.cache = cache; - } - - @Override - public void invalidate(K key) { - cache.invalidate(key); - } - - @Override - public V get(K key) { - return cache.getIfPresent(key); - } - - @Override - public void put(K key, V value) { - cache.put(key, value); - } -} diff --git a/src/main/java/net/helenus/core/cache/SessionCache.java b/src/main/java/net/helenus/core/cache/SessionCache.java deleted file mode 100644 index 4b6d8d0..0000000 --- a/src/main/java/net/helenus/core/cache/SessionCache.java +++ /dev/null @@ -1,60 +0,0 @@ -/* - * Copyright (C) 2015 The Helenus Authors - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package net.helenus.core.cache; - -import com.google.common.cache.CacheBuilder; -import com.google.common.cache.RemovalListener; -import com.google.common.cache.RemovalNotification; -import java.util.concurrent.TimeUnit; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -public interface SessionCache { - - static final Logger LOG = LoggerFactory.getLogger(SessionCache.class); - - static SessionCache defaultCache() { - GuavaCache cache; - RemovalListener listener = - new RemovalListener() { - @Override - public void onRemoval(RemovalNotification n) { - if (n.wasEvicted()) { - String cause = n.getCause().name(); - LOG.info(cause); - } - } - }; - - cache = - new GuavaCache( - CacheBuilder.newBuilder() - .maximumSize(25_000) - .expireAfterAccess(5, TimeUnit.MINUTES) - .softValues() - .removalListener(listener) - .build()); - - return cache; - } - - void invalidate(K key); - - V get(K key); - - void put(K key, V value); -} From d69d8a3b1e6d735de12e76016661ef76765c5671 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Thu, 8 Feb 2018 10:09:23 -0500 Subject: [PATCH 47/55] Finish first steps of JCache integration, UnitOfWork statement cache now merges into available JCache at commit. --- NOTES | 8 +++ helenus-core.iml | 4 +- pom.xml | 10 ++++ .../net/helenus/core/AbstractUnitOfWork.java | 36 ++++++++++++-- .../java/net/helenus/core/HelenusSession.java | 49 ++++++++++--------- .../core/unitofwork/UnitOfWorkTest.java | 22 +++++++++ 6 files changed, 102 insertions(+), 27 deletions(-) diff --git a/NOTES b/NOTES index b2020d0..a2cb1f2 100644 --- a/NOTES +++ b/NOTES @@ -22,6 +22,14 @@ Operation/ `-- PreparedStreamOperation +---- +@CompoundIndex() +create a new col in the same table called __idx_a_b_c that the hash of the concatenated values in that order is stored, create a normal index for that (CREATE INDEX ...) +if a query matches that set of columns then use that indexed col to fetch the desired results from that table +could also work with .in() query if materialized view exists +---- + + // TODO(gburd): create a statement that matches one that wasn't prepared //String key = // "use " + preparedStatement.getQueryKeyspace() + "; " + preparedStatement.getQueryString(); diff --git a/helenus-core.iml b/helenus-core.iml index 8e5de48..7b75a06 100644 --- a/helenus-core.iml +++ b/helenus-core.iml @@ -28,12 +28,15 @@ + + + @@ -117,7 +120,6 @@ - diff --git a/pom.xml b/pom.xml index c1a88e5..d6a9172 100644 --- a/pom.xml +++ b/pom.xml @@ -158,6 +158,16 @@ ca.exprofesso guava-jcache 1.0.4 + + + com.google.guava + guava + + + javax.cache + cache-api + + diff --git a/src/main/java/net/helenus/core/AbstractUnitOfWork.java b/src/main/java/net/helenus/core/AbstractUnitOfWork.java index 4e10550..22491f7 100644 --- a/src/main/java/net/helenus/core/AbstractUnitOfWork.java +++ b/src/main/java/net/helenus/core/AbstractUnitOfWork.java @@ -28,6 +28,10 @@ import java.util.concurrent.ConcurrentHashMap; import java.util.concurrent.TimeUnit; import java.util.concurrent.TimeoutException; import java.util.stream.Collectors; + +import javax.cache.Cache; +import javax.cache.CacheManager; + import net.helenus.core.cache.CacheUtil; import net.helenus.core.cache.Facet; import net.helenus.core.operation.AbstractOperation; @@ -36,6 +40,7 @@ import net.helenus.mapping.MappingUtil; import net.helenus.support.Either; import net.helenus.support.HelenusException; import org.apache.commons.lang3.SerializationUtils; +import org.apache.commons.lang3.StringUtils; import org.slf4j.Logger; import org.slf4j.LoggerFactory; @@ -262,7 +267,7 @@ public abstract class AbstractUnitOfWork @Override public void cacheDelete(String key) { - statementCache.replace(key, deleted); + statementCache.put(key, deleted); } @Override @@ -303,7 +308,7 @@ public abstract class AbstractUnitOfWork @Override public Object cacheUpdate(String key, Object value) { - return statementCache.replace(key, value); + return statementCache.put(key, value); } @Override @@ -315,7 +320,7 @@ public abstract class AbstractUnitOfWork if (facet.alone()) { String columnName = facet.name() + "==" + facet.value(); if (result == null) result = cache.get(tableName, columnName); - cache.put(tableName, columnName, Either.left(value)); + cache.put(tableName, columnName, Either.left(value)); } } } @@ -394,7 +399,30 @@ public abstract class AbstractUnitOfWork applyPostCommitFunctions("committed", uow.commitThunks); }); - // Merge our cache into the session cache. + // Merge our statement cache into the session cache if it exists. + CacheManager cacheManager = session.getCacheManager(); + if (cacheManager != null) { + for (Map.Entry entry : statementCache.entrySet()) { + String[] keyParts = entry.getKey().split("\\."); + if (keyParts.length == 2) { + String cacheName = keyParts[0]; + String key = keyParts[1]; + if (!StringUtils.isBlank(cacheName) && !StringUtils.isBlank(key)) { + Cache cache = cacheManager.getCache(cacheName); + if (cache != null) { + Object value = entry.getValue(); + if (value == deleted) { + cache.remove(key); + } else { + cache.put(key.toString(), value); + } + } + } + } + } + } + + // Merge our cache into the session cache. session.mergeCache(cache); // Spoil any lingering futures that may be out there. diff --git a/src/main/java/net/helenus/core/HelenusSession.java b/src/main/java/net/helenus/core/HelenusSession.java index 76f3509..48fd2d1 100644 --- a/src/main/java/net/helenus/core/HelenusSession.java +++ b/src/main/java/net/helenus/core/HelenusSession.java @@ -16,6 +16,7 @@ package net.helenus.core; import brave.Tracer; +import ca.exprofesso.guava.jcache.GuavaCachingProvider; import com.codahale.metrics.MetricRegistry; import com.datastax.driver.core.*; import com.google.common.collect.Table; @@ -40,7 +41,6 @@ import org.slf4j.LoggerFactory; import javax.cache.Cache; import javax.cache.CacheManager; import javax.cache.Caching; -import javax.cache.configuration.MutableConfiguration; import javax.cache.spi.CachingProvider; import java.io.Closeable; import java.io.PrintStream; @@ -57,8 +57,8 @@ import static net.helenus.core.Query.eq; public class HelenusSession extends AbstractSessionOperations implements Closeable { - public static final Object deleted = new Object(); private static final Logger LOG = LoggerFactory.getLogger(HelenusSession.class); + public static final Object deleted = new Object(); private static final Pattern classNameRegex = Pattern.compile("^(?:\\w+\\.)+(?:(\\w+)|(\\w+)\\$.*)$"); @@ -114,14 +114,12 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab this.unitOfWorkClass = unitOfWorkClass; this.metricRegistry = metricRegistry; this.zipkinTracer = tracer; - this.cacheManager = cacheManger; if (cacheManager == null) { - MutableConfiguration configuration = new MutableConfiguration<>(); - configuration.setStoreByValue(false); - configuration.setTypes(String.class, Object.class); - CachingProvider cachingProvider = Caching.getCachingProvider(GuavaCacheManager.class.getName()); - cacheManager = cachingProvider.getCacheManager(); + CachingProvider cachingProvider = Caching.getCachingProvider(GuavaCachingProvider.class.getName()); + this.cacheManager = cachingProvider.getCacheManager(); + } else { + this.cacheManager = cacheManager; } this.valueProvider = new RowColumnValueProvider(this.sessionRepository); @@ -278,6 +276,9 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab @Override public void mergeCache(Table>> uowCache) { + if (cacheManager == null) { + return; + } List items = uowCache .values() @@ -325,22 +326,22 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab } if (cacheManager != null) { - List> deletedFacetSets = - uowCache - .values() - .stream() - .filter(Either::isRight) - .map(Either::getRight) - .collect(Collectors.toList()); - for (List facets : deletedFacetSets) { - String tableName = CacheUtil.schemaName(facets); - Cache cache = cacheManager.getCache(tableName); - if (cache != null) { - List keys = CacheUtil.flatKeys(tableName, facets); - keys.forEach(key -> cache.remove(key)); - } + List> deletedFacetSets = + uowCache + .values() + .stream() + .filter(Either::isRight) + .map(Either::getRight) + .collect(Collectors.toList()); + for (List facets : deletedFacetSets) { + String tableName = CacheUtil.schemaName(facets); + Cache cache = cacheManager.getCache(tableName); + if (cache != null) { + List keys = CacheUtil.flatKeys(tableName, facets); + keys.forEach(key -> cache.remove(key)); } } + } } private void replaceCachedFacetValues( @@ -360,6 +361,10 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab } } + public CacheManager getCacheManager() { + return cacheManager; + } + public Metadata getMetadata() { return metadata; } diff --git a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java index 99d694d..b548d02 100644 --- a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java +++ b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java @@ -22,12 +22,17 @@ import com.datastax.driver.core.utils.UUIDs; import java.io.Serializable; import java.util.Date; import java.util.UUID; + +import javax.cache.CacheManager; +import javax.cache.configuration.MutableConfiguration; + import net.bytebuddy.utility.RandomString; import net.helenus.core.Helenus; import net.helenus.core.HelenusSession; import net.helenus.core.UnitOfWork; import net.helenus.core.annotation.Cacheable; import net.helenus.core.reflect.Entity; +import net.helenus.mapping.MappingUtil; import net.helenus.mapping.annotation.Constraints; import net.helenus.mapping.annotation.Index; import net.helenus.mapping.annotation.PartitionKey; @@ -75,6 +80,13 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .idempotentQueryExecution(true) .get(); widget = session.dsl(Widget.class); + + MutableConfiguration configuration = new MutableConfiguration<>(); + configuration + .setStoreByValue(false) + .setReadThrough(false); + CacheManager cacheManager = session.getCacheManager(); + cacheManager.createCache(MappingUtil.getTableName(Widget.class, true).toString(), configuration); } @Test @@ -332,8 +344,12 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { w2 = session.select(widget).where(widget::id, eq(key)).single().sync(uow).orElse(null); + String cacheKey = MappingUtil.getTableName(Widget.class, false) + "." + key.toString(); + uow.cacheUpdate(cacheKey, w1); + // This should remove the object from the cache. session.delete(widget).where(widget::id, eq(key)).sync(uow); + uow.cacheDelete(cacheKey); // This should fail to read from the cache. w3 = @@ -452,6 +468,9 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .value(widget::id, key1) .value(widget::name, RandomString.make(20)) .sync(uow); + + String cacheKey = MappingUtil.getTableName(Widget.class, false) + "." + key1.toString(); + uow.cacheUpdate(cacheKey, w1); /* w2 = session.upsert(w1) .value(widget::a, RandomString.make(10)) @@ -484,9 +503,12 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .value(widget::d, RandomString.make(10)) .sync(uow); + String cacheKey = MappingUtil.getTableName(Widget.class, false) + "." + key.toString(); + uow.cacheUpdate(cacheKey, w1); // This should read from the cache and get the same instance of a Widget. w2 = session.select(widget).where(widget::id, eq(key)).single().sync(uow).orElse(null); + uow.cacheUpdate(cacheKey, w1); uow.commit() .andThen( From 76b603f3d3eba943c951888d8ae3299b074755de Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Thu, 8 Feb 2018 14:46:31 -0500 Subject: [PATCH 48/55] Move the Guava JCache provider into the test targets only, don't assume a CacheManager instance exists. --- helenus-core.iml | 2 +- pom.xml | 34 +-- .../net/helenus/core/AbstractUnitOfWork.java | 42 ++-- .../java/net/helenus/core/HelenusSession.java | 233 +++++++++--------- .../net/helenus/core/SessionInitializer.java | 15 +- .../java/net/helenus/core/cache/MapCache.java | 155 ++++++++++++ .../core/operation/BatchOperation.java | 5 +- .../core/unitofwork/UnitOfWorkTest.java | 25 +- 8 files changed, 330 insertions(+), 181 deletions(-) create mode 100644 src/main/java/net/helenus/core/cache/MapCache.java diff --git a/helenus-core.iml b/helenus-core.iml index 7b75a06..2578277 100644 --- a/helenus-core.iml +++ b/helenus-core.iml @@ -36,7 +36,6 @@ - @@ -118,6 +117,7 @@ + diff --git a/pom.xml b/pom.xml index d6a9172..0011e00 100644 --- a/pom.xml +++ b/pom.xml @@ -154,22 +154,6 @@ 20.0 - - ca.exprofesso - guava-jcache - 1.0.4 - - - com.google.guava - guava - - - javax.cache - cache-api - - - - io.zipkin.java @@ -239,6 +223,24 @@ test + + + ca.exprofesso + guava-jcache + 1.0.4 + + + com.google.guava + guava + + + javax.cache + cache-api + + + test + + commons-io commons-io diff --git a/src/main/java/net/helenus/core/AbstractUnitOfWork.java b/src/main/java/net/helenus/core/AbstractUnitOfWork.java index 22491f7..46ad287 100644 --- a/src/main/java/net/helenus/core/AbstractUnitOfWork.java +++ b/src/main/java/net/helenus/core/AbstractUnitOfWork.java @@ -28,10 +28,8 @@ import java.util.concurrent.ConcurrentHashMap; import java.util.concurrent.TimeUnit; import java.util.concurrent.TimeoutException; import java.util.stream.Collectors; - import javax.cache.Cache; import javax.cache.CacheManager; - import net.helenus.core.cache.CacheUtil; import net.helenus.core.cache.Facet; import net.helenus.core.operation.AbstractOperation; @@ -320,7 +318,7 @@ public abstract class AbstractUnitOfWork if (facet.alone()) { String columnName = facet.name() + "==" + facet.value(); if (result == null) result = cache.get(tableName, columnName); - cache.put(tableName, columnName, Either.left(value)); + cache.put(tableName, columnName, Either.left(value)); } } } @@ -400,29 +398,29 @@ public abstract class AbstractUnitOfWork }); // Merge our statement cache into the session cache if it exists. - CacheManager cacheManager = session.getCacheManager(); - if (cacheManager != null) { - for (Map.Entry entry : statementCache.entrySet()) { - String[] keyParts = entry.getKey().split("\\."); - if (keyParts.length == 2) { - String cacheName = keyParts[0]; - String key = keyParts[1]; - if (!StringUtils.isBlank(cacheName) && !StringUtils.isBlank(key)) { - Cache cache = cacheManager.getCache(cacheName); - if (cache != null) { - Object value = entry.getValue(); - if (value == deleted) { - cache.remove(key); - } else { - cache.put(key.toString(), value); - } - } - } + CacheManager cacheManager = session.getCacheManager(); + if (cacheManager != null) { + for (Map.Entry entry : statementCache.entrySet()) { + String[] keyParts = entry.getKey().split("\\."); + if (keyParts.length == 2) { + String cacheName = keyParts[0]; + String key = keyParts[1]; + if (!StringUtils.isBlank(cacheName) && !StringUtils.isBlank(key)) { + Cache cache = cacheManager.getCache(cacheName); + if (cache != null) { + Object value = entry.getValue(); + if (value == deleted) { + cache.remove(key); + } else { + cache.put(key.toString(), value); } + } } + } } + } - // Merge our cache into the session cache. + // Merge our cache into the session cache. session.mergeCache(cache); // Spoil any lingering futures that may be out there. diff --git a/src/main/java/net/helenus/core/HelenusSession.java b/src/main/java/net/helenus/core/HelenusSession.java index 48fd2d1..02734b9 100644 --- a/src/main/java/net/helenus/core/HelenusSession.java +++ b/src/main/java/net/helenus/core/HelenusSession.java @@ -15,11 +15,24 @@ */ package net.helenus.core; +import static net.helenus.core.Query.eq; + import brave.Tracer; -import ca.exprofesso.guava.jcache.GuavaCachingProvider; import com.codahale.metrics.MetricRegistry; import com.datastax.driver.core.*; import com.google.common.collect.Table; +import java.io.Closeable; +import java.io.PrintStream; +import java.lang.reflect.Constructor; +import java.lang.reflect.InvocationTargetException; +import java.util.*; +import java.util.concurrent.Executor; +import java.util.function.Function; +import java.util.regex.Matcher; +import java.util.regex.Pattern; +import java.util.stream.Collectors; +import javax.cache.Cache; +import javax.cache.CacheManager; import net.helenus.core.cache.CacheUtil; import net.helenus.core.cache.Facet; import net.helenus.core.cache.UnboundFacet; @@ -38,23 +51,6 @@ import net.helenus.support.Fun.Tuple6; import org.slf4j.Logger; import org.slf4j.LoggerFactory; -import javax.cache.Cache; -import javax.cache.CacheManager; -import javax.cache.Caching; -import javax.cache.spi.CachingProvider; -import java.io.Closeable; -import java.io.PrintStream; -import java.lang.reflect.Constructor; -import java.lang.reflect.InvocationTargetException; -import java.util.*; -import java.util.concurrent.Executor; -import java.util.function.Function; -import java.util.regex.Matcher; -import java.util.regex.Pattern; -import java.util.stream.Collectors; - -import static net.helenus.core.Query.eq; - public class HelenusSession extends AbstractSessionOperations implements Closeable { private static final Logger LOG = LoggerFactory.getLogger(HelenusSession.class); @@ -82,21 +78,21 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab private volatile boolean showValues; HelenusSession( - Session session, - String usingKeyspace, - CodecRegistry registry, - boolean showCql, - boolean showValues, - PrintStream printStream, - SessionRepositoryBuilder sessionRepositoryBuilder, - Executor executor, - boolean dropSchemaOnClose, - ConsistencyLevel consistencyLevel, - boolean defaultQueryIdempotency, - Class unitOfWorkClass, - CacheManager cacheManager, - MetricRegistry metricRegistry, - Tracer tracer) { + Session session, + String usingKeyspace, + CodecRegistry registry, + boolean showCql, + boolean showValues, + PrintStream printStream, + SessionRepositoryBuilder sessionRepositoryBuilder, + Executor executor, + boolean dropSchemaOnClose, + ConsistencyLevel consistencyLevel, + boolean defaultQueryIdempotency, + Class unitOfWorkClass, + CacheManager cacheManager, + MetricRegistry metricRegistry, + Tracer tracer) { this.session = session; this.registry = registry == null ? CodecRegistry.DEFAULT_INSTANCE : registry; this.usingKeyspace = @@ -114,13 +110,7 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab this.unitOfWorkClass = unitOfWorkClass; this.metricRegistry = metricRegistry; this.zipkinTracer = tracer; - - if (cacheManager == null) { - CachingProvider cachingProvider = Caching.getCachingProvider(GuavaCachingProvider.class.getName()); - this.cacheManager = cachingProvider.getCacheManager(); - } else { - this.cacheManager = cacheManager; - } + this.cacheManager = cacheManager; this.valueProvider = new RowColumnValueProvider(this.sessionRepository); this.valuePreparer = new StatementColumnValuePreparer(this.sessionRepository); @@ -220,12 +210,14 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab @Override public Object checkCache(String tableName, List facets) { Object result = null; - Cache cache = cacheManager.getCache(tableName); - if (cache != null) { - for (String key : CacheUtil.flatKeys(tableName, facets)) { - result = cache.get(key); - if (result != null) { - return result; + if (cacheManager != null) { + Cache cache = cacheManager.getCache(tableName); + if (cache != null) { + for (String key : CacheUtil.flatKeys(tableName, facets)) { + result = cache.get(key); + if (result != null) { + return result; + } } } } @@ -234,10 +226,12 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab @Override public void cacheEvict(List facets) { - String tableName = CacheUtil.schemaName(facets); - Cache cache = cacheManager.getCache(tableName); - if (cache != null) { - CacheUtil.flatKeys(tableName, facets).forEach(key -> cache.remove(key)); + if (cacheManager != null) { + String tableName = CacheUtil.schemaName(facets); + Cache cache = cacheManager.getCache(tableName); + if (cache != null) { + CacheUtil.flatKeys(tableName, facets).forEach(key -> cache.remove(key)); + } } } @@ -276,93 +270,90 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab @Override public void mergeCache(Table>> uowCache) { - if (cacheManager == null) { - return; - } - List items = - uowCache - .values() - .stream() - .filter(Either::isLeft) - .map(Either::getLeft) - .distinct() - .collect(Collectors.toList()); - for (Object pojo : items) { - HelenusEntity entity = Helenus.resolve(MappingUtil.getMappingInterface(pojo)); - Map valueMap = - pojo instanceof MapExportable ? ((MapExportable) pojo).toMap() : null; - if (entity.isCacheable()) { - List boundFacets = new ArrayList<>(); - String tableName = CacheUtil.schemaName(boundFacets); - for (Facet facet : entity.getFacets()) { - if (facet instanceof UnboundFacet) { - UnboundFacet unboundFacet = (UnboundFacet) facet; - UnboundFacet.Binder binder = unboundFacet.binder(); - unboundFacet - .getProperties() - .forEach( - prop -> { - if (valueMap == null) { - Object value = - BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop); - binder.setValueForProperty(prop, value.toString()); - } else { - Object v = valueMap.get(prop.getPropertyName()); - if (v != null) { - binder.setValueForProperty(prop, v.toString()); + if (cacheManager != null) { + List items = + uowCache + .values() + .stream() + .filter(Either::isLeft) + .map(Either::getLeft) + .distinct() + .collect(Collectors.toList()); + for (Object pojo : items) { + HelenusEntity entity = Helenus.resolve(MappingUtil.getMappingInterface(pojo)); + Map valueMap = + pojo instanceof MapExportable ? ((MapExportable) pojo).toMap() : null; + if (entity.isCacheable()) { + List boundFacets = new ArrayList<>(); + String tableName = CacheUtil.schemaName(boundFacets); + for (Facet facet : entity.getFacets()) { + if (facet instanceof UnboundFacet) { + UnboundFacet unboundFacet = (UnboundFacet) facet; + UnboundFacet.Binder binder = unboundFacet.binder(); + unboundFacet + .getProperties() + .forEach( + prop -> { + if (valueMap == null) { + Object value = + BeanColumnValueProvider.INSTANCE.getColumnValue(pojo, -1, prop); + binder.setValueForProperty(prop, value.toString()); + } else { + Object v = valueMap.get(prop.getPropertyName()); + if (v != null) { + binder.setValueForProperty(prop, v.toString()); + } } - } - }); - if (binder.isBound()) { - boundFacets.add(binder.bind()); + }); + if (binder.isBound()) { + boundFacets.add(binder.bind()); + } + } else { + boundFacets.add(facet); } - } else { - boundFacets.add(facet); } + List facetCombinations = CacheUtil.flattenFacets(boundFacets); + replaceCachedFacetValues(pojo, tableName, facetCombinations); + } + } + + List> deletedFacetSets = + uowCache + .values() + .stream() + .filter(Either::isRight) + .map(Either::getRight) + .collect(Collectors.toList()); + for (List facets : deletedFacetSets) { + String tableName = CacheUtil.schemaName(facets); + Cache cache = cacheManager.getCache(tableName); + if (cache != null) { + List keys = CacheUtil.flatKeys(tableName, facets); + keys.forEach(key -> cache.remove(key)); } - List facetCombinations = CacheUtil.flattenFacets(boundFacets); - replaceCachedFacetValues(pojo, tableName, facetCombinations); } } - - if (cacheManager != null) { - List> deletedFacetSets = - uowCache - .values() - .stream() - .filter(Either::isRight) - .map(Either::getRight) - .collect(Collectors.toList()); - for (List facets : deletedFacetSets) { - String tableName = CacheUtil.schemaName(facets); - Cache cache = cacheManager.getCache(tableName); - if (cache != null) { - List keys = CacheUtil.flatKeys(tableName, facets); - keys.forEach(key -> cache.remove(key)); - } - } - } } private void replaceCachedFacetValues( Object pojo, String tableName, List facetCombinations) { - for (String[] combination : facetCombinations) { + if (cacheManager != null) { + for (String[] combination : facetCombinations) { String cacheKey = tableName + "." + Arrays.toString(combination); - if (cacheManager != null) { - Cache cache = cacheManager.getCache(tableName); - if (cache != null) { - if (pojo == null || pojo == HelenusSession.deleted) { - cache.remove(cacheKey); - } else { - cache.put(cacheKey, pojo); - } - } + Cache cache = cacheManager.getCache(tableName); + if (cache != null) { + if (pojo == null || pojo == HelenusSession.deleted) { + cache.remove(cacheKey); + } else { + cache.put(cacheKey, pojo); + } } + } } } public CacheManager getCacheManager() { - return cacheManager; + return cacheManager; } public Metadata getMetadata() { diff --git a/src/main/java/net/helenus/core/SessionInitializer.java b/src/main/java/net/helenus/core/SessionInitializer.java index 26c921b..861cbf1 100644 --- a/src/main/java/net/helenus/core/SessionInitializer.java +++ b/src/main/java/net/helenus/core/SessionInitializer.java @@ -19,6 +19,13 @@ import brave.Tracer; import com.codahale.metrics.MetricRegistry; import com.datastax.driver.core.*; import com.google.common.util.concurrent.MoreExecutors; +import java.io.IOException; +import java.io.PrintStream; +import java.util.*; +import java.util.concurrent.Executor; +import java.util.concurrent.Executors; +import java.util.function.Consumer; +import javax.cache.CacheManager; import net.helenus.core.reflect.DslExportable; import net.helenus.mapping.HelenusEntity; import net.helenus.mapping.HelenusEntityType; @@ -29,14 +36,6 @@ import net.helenus.support.Either; import net.helenus.support.HelenusException; import net.helenus.support.PackageUtil; -import javax.cache.CacheManager; -import java.io.IOException; -import java.io.PrintStream; -import java.util.*; -import java.util.concurrent.Executor; -import java.util.concurrent.Executors; -import java.util.function.Consumer; - public final class SessionInitializer extends AbstractSessionOperations { private final Session session; diff --git a/src/main/java/net/helenus/core/cache/MapCache.java b/src/main/java/net/helenus/core/cache/MapCache.java new file mode 100644 index 0000000..3082081 --- /dev/null +++ b/src/main/java/net/helenus/core/cache/MapCache.java @@ -0,0 +1,155 @@ +package net.helenus.core.cache; + +import java.util.HashMap; +import java.util.Iterator; +import java.util.Map; +import java.util.Set; +import javax.cache.Cache; +import javax.cache.CacheManager; +import javax.cache.configuration.CacheEntryListenerConfiguration; +import javax.cache.configuration.Configuration; +import javax.cache.integration.CompletionListener; +import javax.cache.processor.EntryProcessor; +import javax.cache.processor.EntryProcessorException; +import javax.cache.processor.EntryProcessorResult; + +public class MapCache implements Cache { + + private Map map = new HashMap(); + + @Override + public V get(K key) { + return map.get(key); + } + + @Override + public Map getAll(Set keys) { + Map result = new HashMap(keys.size()); + for (K key : keys) { + V value = map.get(key); + if (value != null) { + result.put(key, value); + } + } + return result; + } + + @Override + public boolean containsKey(K key) { + return map.containsKey(key); + } + + @Override + public void loadAll( + Set keys, + boolean replaceExistingValues, + CompletionListener completionListener) {} + + @Override + public void put(K key, V value) {} + + @Override + public V getAndPut(K key, V value) { + return null; + } + + @Override + public void putAll(Map map) {} + + @Override + public boolean putIfAbsent(K key, V value) { + return false; + } + + @Override + public boolean remove(K key) { + return false; + } + + @Override + public boolean remove(K key, V oldValue) { + return false; + } + + @Override + public V getAndRemove(K key) { + return null; + } + + @Override + public boolean replace(K key, V oldValue, V newValue) { + return false; + } + + @Override + public boolean replace(K key, V value) { + return false; + } + + @Override + public V getAndReplace(K key, V value) { + return null; + } + + @Override + public void removeAll(Set keys) {} + + @Override + public void removeAll() {} + + @Override + public void clear() {} + + @Override + public > C getConfiguration(Class clazz) { + return null; + } + + @Override + public T invoke(K key, EntryProcessor entryProcessor, Object... arguments) + throws EntryProcessorException { + return null; + } + + @Override + public Map> invokeAll( + Set keys, EntryProcessor entryProcessor, Object... arguments) { + return null; + } + + @Override + public String getName() { + return null; + } + + @Override + public CacheManager getCacheManager() { + return null; + } + + @Override + public void close() {} + + @Override + public boolean isClosed() { + return false; + } + + @Override + public T unwrap(Class clazz) { + return null; + } + + @Override + public void registerCacheEntryListener( + CacheEntryListenerConfiguration cacheEntryListenerConfiguration) {} + + @Override + public void deregisterCacheEntryListener( + CacheEntryListenerConfiguration cacheEntryListenerConfiguration) {} + + @Override + public Iterator> iterator() { + return null; + } +} diff --git a/src/main/java/net/helenus/core/operation/BatchOperation.java b/src/main/java/net/helenus/core/operation/BatchOperation.java index 35288bc..a0662ee 100644 --- a/src/main/java/net/helenus/core/operation/BatchOperation.java +++ b/src/main/java/net/helenus/core/operation/BatchOperation.java @@ -16,10 +16,10 @@ package net.helenus.core.operation; import com.codahale.metrics.Timer; +import com.datastax.driver.core.AtomicMonotonicTimestampGenerator; import com.datastax.driver.core.BatchStatement; import com.datastax.driver.core.ResultSet; import com.datastax.driver.core.TimestampGenerator; -import com.datastax.driver.core.AtomicMonotonicTimestampGenerator; import com.google.common.base.Stopwatch; import java.util.ArrayList; import java.util.List; @@ -31,7 +31,8 @@ import net.helenus.support.HelenusException; public class BatchOperation extends Operation { //TODO(gburd): find the way to get the driver's timestamp generator - private static final TimestampGenerator timestampGenerator = new AtomicMonotonicTimestampGenerator(); + private static final TimestampGenerator timestampGenerator = + new AtomicMonotonicTimestampGenerator(); private final BatchStatement batch; private List> operations = new ArrayList>(); diff --git a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java index b548d02..a9b5fb7 100644 --- a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java +++ b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java @@ -17,15 +17,16 @@ package net.helenus.test.integration.core.unitofwork; import static net.helenus.core.Query.eq; +import ca.exprofesso.guava.jcache.GuavaCachingProvider; import com.datastax.driver.core.ConsistencyLevel; import com.datastax.driver.core.utils.UUIDs; import java.io.Serializable; import java.util.Date; import java.util.UUID; - import javax.cache.CacheManager; +import javax.cache.Caching; import javax.cache.configuration.MutableConfiguration; - +import javax.cache.spi.CachingProvider; import net.bytebuddy.utility.RandomString; import net.helenus.core.Helenus; import net.helenus.core.HelenusSession; @@ -71,6 +72,14 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { @BeforeClass public static void beforeTest() { + CachingProvider cachingProvider = + Caching.getCachingProvider(GuavaCachingProvider.class.getName()); + CacheManager cacheManager = cachingProvider.getCacheManager(); + MutableConfiguration configuration = new MutableConfiguration<>(); + configuration.setStoreByValue(false).setReadThrough(false); + cacheManager.createCache( + MappingUtil.getTableName(Widget.class, true).toString(), configuration); + session = Helenus.init(getSession()) .showCql() @@ -78,15 +87,9 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .autoCreateDrop() .consistencyLevel(ConsistencyLevel.ONE) .idempotentQueryExecution(true) + .setCacheManager(cacheManager) .get(); widget = session.dsl(Widget.class); - - MutableConfiguration configuration = new MutableConfiguration<>(); - configuration - .setStoreByValue(false) - .setReadThrough(false); - CacheManager cacheManager = session.getCacheManager(); - cacheManager.createCache(MappingUtil.getTableName(Widget.class, true).toString(), configuration); } @Test @@ -469,8 +472,8 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .value(widget::name, RandomString.make(20)) .sync(uow); - String cacheKey = MappingUtil.getTableName(Widget.class, false) + "." + key1.toString(); - uow.cacheUpdate(cacheKey, w1); + String cacheKey = MappingUtil.getTableName(Widget.class, false) + "." + key1.toString(); + uow.cacheUpdate(cacheKey, w1); /* w2 = session.upsert(w1) .value(widget::a, RandomString.make(10)) From b023ec359bfd866307a0f1e7dcf0298eb41ba05b Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Fri, 9 Feb 2018 21:55:23 -0500 Subject: [PATCH 49/55] Moving toward javax.cache.Cache-based UOW cache API. --- .../net/helenus/core/AbstractUnitOfWork.java | 53 +-- .../java/net/helenus/core/UnitOfWork.java | 11 +- .../java/net/helenus/core/cache/MapCache.java | 434 ++++++++++++++++-- .../core/unitofwork/UnitOfWorkTest.java | 10 +- 4 files changed, 427 insertions(+), 81 deletions(-) diff --git a/src/main/java/net/helenus/core/AbstractUnitOfWork.java b/src/main/java/net/helenus/core/AbstractUnitOfWork.java index 46ad287..38926ce 100644 --- a/src/main/java/net/helenus/core/AbstractUnitOfWork.java +++ b/src/main/java/net/helenus/core/AbstractUnitOfWork.java @@ -32,6 +32,7 @@ import javax.cache.Cache; import javax.cache.CacheManager; import net.helenus.core.cache.CacheUtil; import net.helenus.core.cache.Facet; +import net.helenus.core.cache.MapCache; import net.helenus.core.operation.AbstractOperation; import net.helenus.core.operation.BatchOperation; import net.helenus.mapping.MappingUtil; @@ -50,9 +51,9 @@ public abstract class AbstractUnitOfWork private final List> nested = new ArrayList<>(); private final HelenusSession session; - private final AbstractUnitOfWork parent; + public final AbstractUnitOfWork parent; private final Table>> cache = HashBasedTable.create(); - private final Map statementCache = new ConcurrentHashMap(); + private final MapCache statementCache = new MapCache(null, "UOW(" + hashCode() + ")", this); protected String purpose; protected List nestedPurposes = new ArrayList(); protected String info; @@ -205,19 +206,6 @@ public abstract class AbstractUnitOfWork } } - @Override - public Optional cacheLookup(String key) { - AbstractUnitOfWork self = this; - do { - Object result = self.statementCache.get(key); - if (result != null) { - return result == deleted ? Optional.ofNullable(null) : Optional.of(result); - } - self = self.parent; - } while (self != null); - return Optional.empty(); - } - @Override public Optional cacheLookup(List facets) { String tableName = CacheUtil.schemaName(facets); @@ -258,16 +246,6 @@ public abstract class AbstractUnitOfWork return result; } - @Override - public void cacheEvict(String key) { - statementCache.remove(key); - } - - @Override - public void cacheDelete(String key) { - statementCache.put(key, deleted); - } - @Override public List cacheEvict(List facets) { Either> deletedObjectFacets = Either.right(facets); @@ -305,8 +283,8 @@ public abstract class AbstractUnitOfWork } @Override - public Object cacheUpdate(String key, Object value) { - return statementCache.put(key, value); + public Cache getCache() { + return statementCache; } @Override @@ -376,10 +354,10 @@ public abstract class AbstractUnitOfWork applyPostCommitFunctions("aborted", abortThunks); }); - elapsedTime.stop(); - if (LOG.isInfoEnabled()) { - LOG.info(logTimers("aborted")); - } + elapsedTime.stop(); + if (LOG.isInfoEnabled()) { + LOG.info(logTimers("aborted")); + } } return new PostCommitFunction(this, null, null, false); @@ -400,12 +378,12 @@ public abstract class AbstractUnitOfWork // Merge our statement cache into the session cache if it exists. CacheManager cacheManager = session.getCacheManager(); if (cacheManager != null) { - for (Map.Entry entry : statementCache.entrySet()) { + for (Map.Entry entry : (Set>)statementCache.unwrap(Map.class).entrySet()) { String[] keyParts = entry.getKey().split("\\."); if (keyParts.length == 2) { String cacheName = keyParts[0]; String key = keyParts[1]; - if (!StringUtils.isBlank(cacheName) && !StringUtils.isBlank(key)) { + if (!StringUtils.isBlank(cacheName) && !StringUtils.isBlank(key)) { Cache cache = cacheManager.getCache(cacheName); if (cache != null) { Object value = entry.getValue(); @@ -439,7 +417,7 @@ public abstract class AbstractUnitOfWork } else { // Merge cache and statistics into parent if there is one. - parent.statementCache.putAll(statementCache); + parent.statementCache.putAll(statementCache.unwrap(Map.class)); parent.mergeCache(cache); parent.addBatched(batch); if (purpose != null) { @@ -498,6 +476,13 @@ public abstract class AbstractUnitOfWork uow.abortThunks.clear(); }); + if (parent == null) { + elapsedTime.stop(); + if (LOG.isInfoEnabled()) { + LOG.info(logTimers("aborted")); + } + } + // TODO(gburd): when we integrate the transaction support we'll need to... // log.record(txn::abort) // cache.invalidateSince(txn::start time) diff --git a/src/main/java/net/helenus/core/UnitOfWork.java b/src/main/java/net/helenus/core/UnitOfWork.java index 898558c..7d98e90 100644 --- a/src/main/java/net/helenus/core/UnitOfWork.java +++ b/src/main/java/net/helenus/core/UnitOfWork.java @@ -20,6 +20,9 @@ import java.util.List; import java.util.Optional; import java.util.concurrent.CompletableFuture; import java.util.concurrent.TimeoutException; + +import javax.cache.Cache; + import net.helenus.core.cache.Facet; import net.helenus.core.operation.AbstractOperation; @@ -61,20 +64,14 @@ public interface UnitOfWork extends AutoCloseable { void addFuture(CompletableFuture future); - Optional cacheLookup(String key); - Optional cacheLookup(List facets); - Object cacheUpdate(String key, Object value); + Cache getCache(); Object cacheUpdate(Object pojo, List facets); - void cacheEvict(String key); - List cacheEvict(List facets); - public void cacheDelete(String key); - String getPurpose(); UnitOfWork setPurpose(String purpose); diff --git a/src/main/java/net/helenus/core/cache/MapCache.java b/src/main/java/net/helenus/core/cache/MapCache.java index 3082081..3c42b9a 100644 --- a/src/main/java/net/helenus/core/cache/MapCache.java +++ b/src/main/java/net/helenus/core/cache/MapCache.java @@ -1,155 +1,519 @@ package net.helenus.core.cache; +import static net.helenus.core.HelenusSession.deleted; + import java.util.HashMap; +import java.util.HashSet; import java.util.Iterator; import java.util.Map; import java.util.Set; +import java.util.concurrent.ConcurrentHashMap; + import javax.cache.Cache; import javax.cache.CacheManager; import javax.cache.configuration.CacheEntryListenerConfiguration; import javax.cache.configuration.Configuration; +import javax.cache.event.CacheEntryRemovedListener; +import javax.cache.integration.CacheLoader; import javax.cache.integration.CompletionListener; import javax.cache.processor.EntryProcessor; import javax.cache.processor.EntryProcessorException; import javax.cache.processor.EntryProcessorResult; +import javax.cache.processor.MutableEntry; + +import net.helenus.core.AbstractUnitOfWork; +import net.helenus.core.UnitOfWork; public class MapCache implements Cache { + private final CacheManager manager; + private final String name; + private final UnitOfWork uow; + private Map map = new ConcurrentHashMap(); + private Set cacheEntryRemovedListeners = new HashSet<>(); + private CacheLoader cacheLoader = null; + private boolean isReadThrough = false; + private Configuration configuration = new MapConfiguration(); - private Map map = new HashMap(); + private static class MapConfiguration implements Configuration { + @Override public Class getKeyType() { + return null; + } + + @Override public Class getValueType() { + return null; + } + + @Override public boolean isStoreByValue() { + return false; + } + } + + public MapCache(CacheManager manager, String name, UnitOfWork uow) { + this.manager = manager; + this.name = name; + this.uow = uow; + } + + private V map_get(K key) { + V value = null; + AbstractUnitOfWork uow = (AbstractUnitOfWork)this.uow; + do { + V result = (V) uow.getCache().get(key); + if (result != null) { + return result == deleted ? null : result; + } + uow = uow.parent; + } while (uow != null); + return null; + } + + /** + * {@inheritDoc} + */ @Override public V get(K key) { - return map.get(key); + V value = null; + synchronized (map) { + value = map_get(key); + if (value == null && isReadThrough && cacheLoader != null) { + V loadedValue = cacheLoader.load(key); + if (loadedValue != null) { + map.put(key, value); + value = loadedValue; + } + } + } + return value; } + /** + * {@inheritDoc} + */ @Override public Map getAll(Set keys) { - Map result = new HashMap(keys.size()); - for (K key : keys) { - V value = map.get(key); - if (value != null) { - result.put(key, value); + Map result = null; + synchronized (map) { + result = new HashMap(keys.size()); + for (K key : keys) { + V value = map_get(key); + if (value != null) { + result.put(key, value); + keys.remove(key); + } + } + if (isReadThrough && cacheLoader != null) { + for (K key : keys) { + Map loadedValues = cacheLoader.loadAll(keys); + for (Map.Entry entry : loadedValues.entrySet()) { + V v = entry.getValue(); + if (v != null) { + K k = entry.getKey(); + map.put(k, v); + result.put(k, v); + } + } + } + } } - } - return result; + return result; } + /** + * {@inheritDoc} + */ @Override public boolean containsKey(K key) { - return map.containsKey(key); + return map.containsKey(key); } + /** + * {@inheritDoc} + */ @Override - public void loadAll( - Set keys, - boolean replaceExistingValues, - CompletionListener completionListener) {} + public void loadAll(Set keys, boolean replaceExistingValues, CompletionListener completionListener) { + if (cacheLoader != null) { + try { + synchronized (map) { + Map loadedValues = cacheLoader.loadAll(keys); + for (Map.Entry entry : loadedValues.entrySet()) { + V value = entry.getValue(); + K key = entry.getKey(); + if (value != null) { + boolean existsCurrently = map.containsKey(key); + if (!existsCurrently || replaceExistingValues) { + map.put(key, value); + keys.remove(key); + } + } + } + } + } catch (Exception e) { + if (completionListener != null) { + completionListener.onException(e); + } + } + } + if (completionListener != null) { + if (keys.isEmpty()) { + completionListener.onCompletion(); + } + } + } + /** + * {@inheritDoc} + */ @Override - public void put(K key, V value) {} + public void put(K key, V value) { + map.put(key, value); + } + /** + * {@inheritDoc} + */ @Override public V getAndPut(K key, V value) { - return null; + V result = null; + synchronized (map) { + result = map_get(key); + if (value == null && isReadThrough && cacheLoader != null) { + V loadedValue = cacheLoader.load(key); + if (loadedValue != null) { + map.put(key, value); + value = loadedValue; + } + } + map.put(key, value); + } + return result; } + /** + * {@inheritDoc} + */ @Override - public void putAll(Map map) {} + public void putAll(Map map) { + synchronized (map) { + for (Map.Entry entry : map.entrySet()) { + this.map.put(entry.getKey(), entry.getValue()); + } + } + } + /** + * {@inheritDoc} + */ @Override public boolean putIfAbsent(K key, V value) { - return false; - } + synchronized (map) { + if (!map.containsKey(key)) { + map.put(key, value); + return true; + } else { + return false; + } + } + } + /** + * {@inheritDoc} + */ @Override public boolean remove(K key) { - return false; + boolean removed = false; + synchronized (map) { + removed = map.remove(key) != null; + notifyRemovedListeners(key); + } + return removed; } + /** + * {@inheritDoc} + */ @Override public boolean remove(K key, V oldValue) { - return false; + synchronized (map) { + V value = map.get(key); + if (value != null && oldValue.equals(value)) { + map.remove(key); + notifyRemovedListeners(key); + return true; + } + } + return false; } + /** + * {@inheritDoc} + */ @Override public V getAndRemove(K key) { - return null; + synchronized (map) { + V oldValue = null; + oldValue = map.get(key); + map.remove(key); + notifyRemovedListeners(key); + return oldValue; + } } + /** + * {@inheritDoc} + */ @Override public boolean replace(K key, V oldValue, V newValue) { - return false; + synchronized (map) { + V value = map.get(key); + if (value != null && oldValue.equals(value)) { + map.put(key, newValue); + return true; + } + } + return false; } + /** + * {@inheritDoc} + */ @Override public boolean replace(K key, V value) { - return false; + synchronized (map) { + if (map.containsKey(key)) { + map.put(key, value); + return true; + } + } + return false; } + /** + * {@inheritDoc} + */ @Override public V getAndReplace(K key, V value) { - return null; + synchronized (map) { + V oldValue = map.get(key); + if (value != null && value.equals(oldValue)) { + map.put(key, value); + return oldValue; + } + } + return null; } + /** + * {@inheritDoc} + */ @Override - public void removeAll(Set keys) {} + public void removeAll(Set keys) { + synchronized (map) { + for (K key : keys) { + if (map.containsKey(key)) { + map.remove(key); + } else { + keys.remove(key); + } + } + } + notifyRemovedListeners(keys); + } + /** + * {@inheritDoc} + */ @Override - public void removeAll() {} + public void removeAll() { + synchronized (map) { + Set keys = map.keySet(); + map.clear(); + notifyRemovedListeners(keys); + } + } + /** + * {@inheritDoc} + */ @Override - public void clear() {} + public void clear() { + map.clear(); + } + /** + * {@inheritDoc} + */ @Override public > C getConfiguration(Class clazz) { - return null; + if (!MapConfiguration.class.isAssignableFrom(clazz)) { + throw new IllegalArgumentException(); + } + return null; } + /** + * {@inheritDoc} + */ @Override public T invoke(K key, EntryProcessor entryProcessor, Object... arguments) throws EntryProcessorException { return null; } + /** + * {@inheritDoc} + */ @Override public Map> invokeAll( Set keys, EntryProcessor entryProcessor, Object... arguments) { + synchronized (map) { + for (K key : keys) { + V value = map.get(key); + if (value != null) { + entryProcessor.process(new MutableEntry() { + @Override public boolean exists() { + return map.containsKey(key); + } + + @Override public void remove() { + synchronized (map) { + V value = map.get(key); + if (value != null) { + map.remove(key); + notifyRemovedListeners(key); + } + } + } + + @Override public K getKey() { + return key; + } + + @Override public V getValue() { + return map.get(value); + } + + @Override public T unwrap(Class clazz) { + return null; + } + + @Override public void setValue(V value) { + map.put(key, value); + } + }, arguments); + } + } + } return null; } + /** + * {@inheritDoc} + */ @Override public String getName() { - return null; + return name; } + /** + * {@inheritDoc} + */ @Override public CacheManager getCacheManager() { - return null; + return manager; } + /** + * {@inheritDoc} + */ @Override - public void close() {} + public void close() { + } + /** + * {@inheritDoc} + */ @Override public boolean isClosed() { return false; } + /** + * {@inheritDoc} + */ @Override public T unwrap(Class clazz) { - return null; + return (T) map; } + /** + * {@inheritDoc} + */ @Override public void registerCacheEntryListener( - CacheEntryListenerConfiguration cacheEntryListenerConfiguration) {} + CacheEntryListenerConfiguration cacheEntryListenerConfiguration) { + //cacheEntryRemovedListeners.add(cacheEntryListenerConfiguration.getCacheEntryListenerFactory().create()); + } + /** + * {@inheritDoc} + */ @Override public void deregisterCacheEntryListener( CacheEntryListenerConfiguration cacheEntryListenerConfiguration) {} + /** + * {@inheritDoc} + */ @Override public Iterator> iterator() { - return null; + synchronized (map) { + return new Iterator>() { + + Iterator> entries = map.entrySet().iterator(); + + @Override + public boolean hasNext() { + return entries.hasNext(); + } + + @Override + public Entry next() { + Map.Entry entry = entries.next(); + return new Entry() { + K key = entry.getKey(); + V value = entry.getValue(); + + @Override public K getKey() { + return key; + } + + @Override public V getValue() { + return value; + } + + @Override public T unwrap(Class clazz) { + return null; + } + }; + } + + @Override + public void remove() { + throw new UnsupportedOperationException(); + } + }; + } } + + private void notifyRemovedListeners(K key) { +// if (cacheEntryRemovedListeners != null) { +// cacheEntryRemovedListeners.forEach(listener -> listener.onRemoved()) +// } + } + + private void notifyRemovedListeners(Set keys) { + + } + } diff --git a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java index a9b5fb7..4d81fad 100644 --- a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java +++ b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java @@ -348,11 +348,11 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { session.select(widget).where(widget::id, eq(key)).single().sync(uow).orElse(null); String cacheKey = MappingUtil.getTableName(Widget.class, false) + "." + key.toString(); - uow.cacheUpdate(cacheKey, w1); + uow.getCache().put(cacheKey, w1); // This should remove the object from the cache. session.delete(widget).where(widget::id, eq(key)).sync(uow); - uow.cacheDelete(cacheKey); + uow.getCache().remove(cacheKey); // This should fail to read from the cache. w3 = @@ -473,7 +473,7 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .sync(uow); String cacheKey = MappingUtil.getTableName(Widget.class, false) + "." + key1.toString(); - uow.cacheUpdate(cacheKey, w1); + uow.getCache().put(cacheKey, w1); /* w2 = session.upsert(w1) .value(widget::a, RandomString.make(10)) @@ -507,11 +507,11 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .sync(uow); String cacheKey = MappingUtil.getTableName(Widget.class, false) + "." + key.toString(); - uow.cacheUpdate(cacheKey, w1); + uow.getCache().put(cacheKey, w1); // This should read from the cache and get the same instance of a Widget. w2 = session.select(widget).where(widget::id, eq(key)).single().sync(uow).orElse(null); - uow.cacheUpdate(cacheKey, w1); + uow.getCache().put(cacheKey, w1); uow.commit() .andThen( From af4156079d722e6e37850d26c7a55e0183ff6ef0 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Sat, 10 Feb 2018 12:32:54 -0500 Subject: [PATCH 50/55] Formatting and fixes to use MapCache in the UOW. --- .../net/helenus/core/AbstractUnitOfWork.java | 53 +- .../java/net/helenus/core/UnitOfWork.java | 2 - .../java/net/helenus/core/cache/MapCache.java | 688 ++++++++---------- .../core/unitofwork/UnitOfWorkTest.java | 10 + 4 files changed, 363 insertions(+), 390 deletions(-) diff --git a/src/main/java/net/helenus/core/AbstractUnitOfWork.java b/src/main/java/net/helenus/core/AbstractUnitOfWork.java index 38926ce..614a5d5 100644 --- a/src/main/java/net/helenus/core/AbstractUnitOfWork.java +++ b/src/main/java/net/helenus/core/AbstractUnitOfWork.java @@ -24,12 +24,13 @@ import com.google.common.collect.TreeTraverser; import java.io.Serializable; import java.util.*; import java.util.concurrent.CompletableFuture; -import java.util.concurrent.ConcurrentHashMap; import java.util.concurrent.TimeUnit; import java.util.concurrent.TimeoutException; import java.util.stream.Collectors; import javax.cache.Cache; import javax.cache.CacheManager; +import javax.cache.integration.CacheLoader; +import javax.cache.integration.CacheLoaderException; import net.helenus.core.cache.CacheUtil; import net.helenus.core.cache.Facet; import net.helenus.core.cache.MapCache; @@ -53,7 +54,7 @@ public abstract class AbstractUnitOfWork private final HelenusSession session; public final AbstractUnitOfWork parent; private final Table>> cache = HashBasedTable.create(); - private final MapCache statementCache = new MapCache(null, "UOW(" + hashCode() + ")", this); + private final MapCache statementCache; protected String purpose; protected List nestedPurposes = new ArrayList(); protected String info; @@ -76,6 +77,31 @@ public abstract class AbstractUnitOfWork this.session = session; this.parent = parent; + CacheLoader cacheLoader = null; + if (parent != null) { + cacheLoader = + new CacheLoader() { + + Cache cache = parent.getCache(); + + @Override + public Object load(String key) throws CacheLoaderException { + return cache.get(key); + } + + @Override + public Map loadAll(Iterable keys) + throws CacheLoaderException { + Map kvp = new HashMap(); + for (String key : keys) { + kvp.put(key, cache.get(key)); + } + return kvp; + } + }; + } + this.statementCache = + new MapCache(null, "UOW(" + hashCode() + ")", cacheLoader, true); } @Override @@ -284,7 +310,7 @@ public abstract class AbstractUnitOfWork @Override public Cache getCache() { - return statementCache; + return statementCache; } @Override @@ -354,10 +380,10 @@ public abstract class AbstractUnitOfWork applyPostCommitFunctions("aborted", abortThunks); }); - elapsedTime.stop(); - if (LOG.isInfoEnabled()) { - LOG.info(logTimers("aborted")); - } + elapsedTime.stop(); + if (LOG.isInfoEnabled()) { + LOG.info(logTimers("aborted")); + } } return new PostCommitFunction(this, null, null, false); @@ -378,12 +404,13 @@ public abstract class AbstractUnitOfWork // Merge our statement cache into the session cache if it exists. CacheManager cacheManager = session.getCacheManager(); if (cacheManager != null) { - for (Map.Entry entry : (Set>)statementCache.unwrap(Map.class).entrySet()) { + for (Map.Entry entry : + (Set>) statementCache.unwrap(Map.class).entrySet()) { String[] keyParts = entry.getKey().split("\\."); if (keyParts.length == 2) { String cacheName = keyParts[0]; String key = keyParts[1]; - if (!StringUtils.isBlank(cacheName) && !StringUtils.isBlank(key)) { + if (!StringUtils.isBlank(cacheName) && !StringUtils.isBlank(key)) { Cache cache = cacheManager.getCache(cacheName); if (cache != null) { Object value = entry.getValue(); @@ -477,10 +504,10 @@ public abstract class AbstractUnitOfWork }); if (parent == null) { - elapsedTime.stop(); - if (LOG.isInfoEnabled()) { - LOG.info(logTimers("aborted")); - } + elapsedTime.stop(); + if (LOG.isInfoEnabled()) { + LOG.info(logTimers("aborted")); + } } // TODO(gburd): when we integrate the transaction support we'll need to... diff --git a/src/main/java/net/helenus/core/UnitOfWork.java b/src/main/java/net/helenus/core/UnitOfWork.java index 7d98e90..5cc1ce6 100644 --- a/src/main/java/net/helenus/core/UnitOfWork.java +++ b/src/main/java/net/helenus/core/UnitOfWork.java @@ -20,9 +20,7 @@ import java.util.List; import java.util.Optional; import java.util.concurrent.CompletableFuture; import java.util.concurrent.TimeoutException; - import javax.cache.Cache; - import net.helenus.core.cache.Facet; import net.helenus.core.operation.AbstractOperation; diff --git a/src/main/java/net/helenus/core/cache/MapCache.java b/src/main/java/net/helenus/core/cache/MapCache.java index 3c42b9a..2cef0b6 100644 --- a/src/main/java/net/helenus/core/cache/MapCache.java +++ b/src/main/java/net/helenus/core/cache/MapCache.java @@ -1,6 +1,5 @@ package net.helenus.core.cache; -import static net.helenus.core.HelenusSession.deleted; import java.util.HashMap; import java.util.HashSet; @@ -8,7 +7,6 @@ import java.util.Iterator; import java.util.Map; import java.util.Set; import java.util.concurrent.ConcurrentHashMap; - import javax.cache.Cache; import javax.cache.CacheManager; import javax.cache.configuration.CacheEntryListenerConfiguration; @@ -21,13 +19,9 @@ import javax.cache.processor.EntryProcessorException; import javax.cache.processor.EntryProcessorResult; import javax.cache.processor.MutableEntry; -import net.helenus.core.AbstractUnitOfWork; -import net.helenus.core.UnitOfWork; - public class MapCache implements Cache { private final CacheManager manager; private final String name; - private final UnitOfWork uow; private Map map = new ConcurrentHashMap(); private Set cacheEntryRemovedListeners = new HashSet<>(); private CacheLoader cacheLoader = null; @@ -36,484 +30,428 @@ public class MapCache implements Cache { private static class MapConfiguration implements Configuration { - @Override public Class getKeyType() { - return null; - } - - @Override public Class getValueType() { - return null; - } - - @Override public boolean isStoreByValue() { - return false; - } - } - - public MapCache(CacheManager manager, String name, UnitOfWork uow) { - this.manager = manager; - this.name = name; - this.uow = uow; - } - - private V map_get(K key) { - V value = null; - AbstractUnitOfWork uow = (AbstractUnitOfWork)this.uow; - do { - V result = (V) uow.getCache().get(key); - if (result != null) { - return result == deleted ? null : result; - } - uow = uow.parent; - } while (uow != null); + @Override + public Class getKeyType() { return null; - } - - /** - * {@inheritDoc} - */ - @Override - public V get(K key) { - V value = null; - synchronized (map) { - value = map_get(key); - if (value == null && isReadThrough && cacheLoader != null) { - V loadedValue = cacheLoader.load(key); - if (loadedValue != null) { - map.put(key, value); - value = loadedValue; - } - } - } - return value; - } - - /** - * {@inheritDoc} - */ - @Override - public Map getAll(Set keys) { - Map result = null; - synchronized (map) { - result = new HashMap(keys.size()); - for (K key : keys) { - V value = map_get(key); - if (value != null) { - result.put(key, value); - keys.remove(key); - } - } - if (isReadThrough && cacheLoader != null) { - for (K key : keys) { - Map loadedValues = cacheLoader.loadAll(keys); - for (Map.Entry entry : loadedValues.entrySet()) { - V v = entry.getValue(); - if (v != null) { - K k = entry.getKey(); - map.put(k, v); - result.put(k, v); - } - } - } - } - } - return result; - } - - /** - * {@inheritDoc} - */ - @Override - public boolean containsKey(K key) { - return map.containsKey(key); - } - - /** - * {@inheritDoc} - */ - @Override - public void loadAll(Set keys, boolean replaceExistingValues, CompletionListener completionListener) { - if (cacheLoader != null) { - try { - synchronized (map) { - Map loadedValues = cacheLoader.loadAll(keys); - for (Map.Entry entry : loadedValues.entrySet()) { - V value = entry.getValue(); - K key = entry.getKey(); - if (value != null) { - boolean existsCurrently = map.containsKey(key); - if (!existsCurrently || replaceExistingValues) { - map.put(key, value); - keys.remove(key); - } - } - } - } - } catch (Exception e) { - if (completionListener != null) { - completionListener.onException(e); - } - } - } - if (completionListener != null) { - if (keys.isEmpty()) { - completionListener.onCompletion(); - } - } - } - - /** - * {@inheritDoc} - */ - @Override - public void put(K key, V value) { - map.put(key, value); - } - - /** - * {@inheritDoc} - */ - @Override - public V getAndPut(K key, V value) { - V result = null; - synchronized (map) { - result = map_get(key); - if (value == null && isReadThrough && cacheLoader != null) { - V loadedValue = cacheLoader.load(key); - if (loadedValue != null) { - map.put(key, value); - value = loadedValue; - } - } - map.put(key, value); - } - return result; - } - - /** - * {@inheritDoc} - */ - @Override - public void putAll(Map map) { - synchronized (map) { - for (Map.Entry entry : map.entrySet()) { - this.map.put(entry.getKey(), entry.getValue()); - } - } - } - - /** - * {@inheritDoc} - */ - @Override - public boolean putIfAbsent(K key, V value) { - synchronized (map) { - if (!map.containsKey(key)) { - map.put(key, value); - return true; - } else { - return false; - } - } } - /** - * {@inheritDoc} - */ + @Override + public Class getValueType() { + return null; + } + + @Override + public boolean isStoreByValue() { + return false; + } + } + + public MapCache( + CacheManager manager, String name, CacheLoader cacheLoader, boolean isReadThrough) { + this.manager = manager; + this.name = name; + this.cacheLoader = cacheLoader; + this.isReadThrough = isReadThrough; + } + + /** {@inheritDoc} */ + @Override + public V get(K key) { + V value = null; + synchronized (map) { + value = map.get(key); + if (value == null && isReadThrough && cacheLoader != null) { + V loadedValue = cacheLoader.load(key); + if (loadedValue != null) { + map.put(key, loadedValue); + value = loadedValue; + } + } + } + return value; + } + + /** {@inheritDoc} */ + @Override + public Map getAll(Set keys) { + Map result = null; + synchronized (map) { + result = new HashMap(keys.size()); + for (K key : keys) { + V value = map.get(key); + if (value != null) { + result.put(key, value); + keys.remove(key); + } + } + if (isReadThrough && cacheLoader != null) { + for (K key : keys) { + Map loadedValues = cacheLoader.loadAll(keys); + for (Map.Entry entry : loadedValues.entrySet()) { + V v = entry.getValue(); + if (v != null) { + K k = entry.getKey(); + map.put(k, v); + result.put(k, v); + } + } + } + } + } + return result; + } + + /** {@inheritDoc} */ + @Override + public boolean containsKey(K key) { + return map.containsKey(key); + } + + /** {@inheritDoc} */ + @Override + public void loadAll( + Set keys, boolean replaceExistingValues, CompletionListener completionListener) { + if (cacheLoader != null) { + try { + synchronized (map) { + Map loadedValues = cacheLoader.loadAll(keys); + for (Map.Entry entry : loadedValues.entrySet()) { + V value = entry.getValue(); + K key = entry.getKey(); + if (value != null) { + boolean existsCurrently = map.containsKey(key); + if (!existsCurrently || replaceExistingValues) { + map.put(key, value); + keys.remove(key); + } + } + } + } + } catch (Exception e) { + if (completionListener != null) { + completionListener.onException(e); + } + } + } + if (completionListener != null) { + if (keys.isEmpty()) { + completionListener.onCompletion(); + } + } + } + + /** {@inheritDoc} */ + @Override + public void put(K key, V value) { + map.put(key, value); + } + + /** {@inheritDoc} */ + @Override + public V getAndPut(K key, V value) { + V result = null; + synchronized (map) { + result = map.get(key); + if (value == null && isReadThrough && cacheLoader != null) { + V loadedValue = cacheLoader.load(key); + if (loadedValue != null) { + map.put(key, value); + value = loadedValue; + } + } + map.put(key, value); + } + return result; + } + + /** {@inheritDoc} */ + @Override + public void putAll(Map map) { + synchronized (map) { + for (Map.Entry entry : map.entrySet()) { + this.map.put(entry.getKey(), entry.getValue()); + } + } + } + + /** {@inheritDoc} */ + @Override + public boolean putIfAbsent(K key, V value) { + synchronized (map) { + if (!map.containsKey(key)) { + map.put(key, value); + return true; + } else { + return false; + } + } + } + + /** {@inheritDoc} */ @Override public boolean remove(K key) { - boolean removed = false; - synchronized (map) { - removed = map.remove(key) != null; - notifyRemovedListeners(key); - } - return removed; + boolean removed = false; + synchronized (map) { + removed = map.remove(key) != null; + notifyRemovedListeners(key); + } + return removed; } - /** - * {@inheritDoc} - */ + /** {@inheritDoc} */ @Override public boolean remove(K key, V oldValue) { - synchronized (map) { - V value = map.get(key); - if (value != null && oldValue.equals(value)) { - map.remove(key); - notifyRemovedListeners(key); - return true; - } + synchronized (map) { + V value = map.get(key); + if (value != null && oldValue.equals(value)) { + map.remove(key); + notifyRemovedListeners(key); + return true; } - return false; + } + return false; } - /** - * {@inheritDoc} - */ + /** {@inheritDoc} */ @Override public V getAndRemove(K key) { - synchronized (map) { - V oldValue = null; - oldValue = map.get(key); - map.remove(key); - notifyRemovedListeners(key); - return oldValue; - } + synchronized (map) { + V oldValue = null; + oldValue = map.get(key); + map.remove(key); + notifyRemovedListeners(key); + return oldValue; + } } - /** - * {@inheritDoc} - */ + /** {@inheritDoc} */ @Override public boolean replace(K key, V oldValue, V newValue) { - synchronized (map) { - V value = map.get(key); - if (value != null && oldValue.equals(value)) { - map.put(key, newValue); - return true; - } + synchronized (map) { + V value = map.get(key); + if (value != null && oldValue.equals(value)) { + map.put(key, newValue); + return true; } - return false; + } + return false; } - /** - * {@inheritDoc} - */ + /** {@inheritDoc} */ @Override public boolean replace(K key, V value) { - synchronized (map) { - if (map.containsKey(key)) { - map.put(key, value); - return true; - } + synchronized (map) { + if (map.containsKey(key)) { + map.put(key, value); + return true; } - return false; + } + return false; } - /** - * {@inheritDoc} - */ + /** {@inheritDoc} */ @Override public V getAndReplace(K key, V value) { - synchronized (map) { - V oldValue = map.get(key); - if (value != null && value.equals(oldValue)) { - map.put(key, value); - return oldValue; - } + synchronized (map) { + V oldValue = map.get(key); + if (value != null && value.equals(oldValue)) { + map.put(key, value); + return oldValue; } - return null; + } + return null; } - /** - * {@inheritDoc} - */ + /** {@inheritDoc} */ @Override public void removeAll(Set keys) { - synchronized (map) { - for (K key : keys) { - if (map.containsKey(key)) { - map.remove(key); - } else { - keys.remove(key); - } - } + synchronized (map) { + for (K key : keys) { + if (map.containsKey(key)) { + map.remove(key); + } else { + keys.remove(key); + } } - notifyRemovedListeners(keys); + } + notifyRemovedListeners(keys); } - /** - * {@inheritDoc} - */ + /** {@inheritDoc} */ @Override public void removeAll() { - synchronized (map) { - Set keys = map.keySet(); - map.clear(); - notifyRemovedListeners(keys); - } + synchronized (map) { + Set keys = map.keySet(); + map.clear(); + notifyRemovedListeners(keys); + } } - /** - * {@inheritDoc} - */ + /** {@inheritDoc} */ @Override public void clear() { - map.clear(); + map.clear(); } - /** - * {@inheritDoc} - */ + /** {@inheritDoc} */ @Override public > C getConfiguration(Class clazz) { - if (!MapConfiguration.class.isAssignableFrom(clazz)) { - throw new IllegalArgumentException(); - } - return null; + if (!MapConfiguration.class.isAssignableFrom(clazz)) { + throw new IllegalArgumentException(); + } + return null; } - /** - * {@inheritDoc} - */ + /** {@inheritDoc} */ @Override public T invoke(K key, EntryProcessor entryProcessor, Object... arguments) throws EntryProcessorException { return null; } - /** - * {@inheritDoc} - */ + /** {@inheritDoc} */ @Override public Map> invokeAll( Set keys, EntryProcessor entryProcessor, Object... arguments) { - synchronized (map) { - for (K key : keys) { - V value = map.get(key); - if (value != null) { - entryProcessor.process(new MutableEntry() { - @Override public boolean exists() { - return map.containsKey(key); - } + synchronized (map) { + for (K key : keys) { + V value = map.get(key); + if (value != null) { + entryProcessor.process( + new MutableEntry() { + @Override + public boolean exists() { + return map.containsKey(key); + } - @Override public void remove() { - synchronized (map) { - V value = map.get(key); - if (value != null) { - map.remove(key); - notifyRemovedListeners(key); - } - } - } + @Override + public void remove() { + synchronized (map) { + V value = map.get(key); + if (value != null) { + map.remove(key); + notifyRemovedListeners(key); + } + } + } - @Override public K getKey() { - return key; - } + @Override + public K getKey() { + return key; + } - @Override public V getValue() { - return map.get(value); - } + @Override + public V getValue() { + return map.get(value); + } - @Override public T unwrap(Class clazz) { - return null; - } + @Override + public T unwrap(Class clazz) { + return null; + } - @Override public void setValue(V value) { - map.put(key, value); - } - }, arguments); - } - } + @Override + public void setValue(V value) { + map.put(key, value); + } + }, + arguments); + } } + } return null; } - /** - * {@inheritDoc} - */ + /** {@inheritDoc} */ @Override public String getName() { return name; } - /** - * {@inheritDoc} - */ + /** {@inheritDoc} */ @Override public CacheManager getCacheManager() { return manager; } - /** - * {@inheritDoc} - */ + /** {@inheritDoc} */ @Override - public void close() { - } + public void close() {} - /** - * {@inheritDoc} - */ + /** {@inheritDoc} */ @Override public boolean isClosed() { return false; } - /** - * {@inheritDoc} - */ + /** {@inheritDoc} */ @Override public T unwrap(Class clazz) { return (T) map; } - /** - * {@inheritDoc} - */ + /** {@inheritDoc} */ @Override public void registerCacheEntryListener( CacheEntryListenerConfiguration cacheEntryListenerConfiguration) { - //cacheEntryRemovedListeners.add(cacheEntryListenerConfiguration.getCacheEntryListenerFactory().create()); + //cacheEntryRemovedListeners.add(cacheEntryListenerConfiguration.getCacheEntryListenerFactory().create()); } - /** - * {@inheritDoc} - */ + /** {@inheritDoc} */ @Override public void deregisterCacheEntryListener( CacheEntryListenerConfiguration cacheEntryListenerConfiguration) {} - /** - * {@inheritDoc} - */ + /** {@inheritDoc} */ @Override public Iterator> iterator() { - synchronized (map) { - return new Iterator>() { + synchronized (map) { + return new Iterator>() { - Iterator> entries = map.entrySet().iterator(); + Iterator> entries = map.entrySet().iterator(); - @Override - public boolean hasNext() { - return entries.hasNext(); - } + @Override + public boolean hasNext() { + return entries.hasNext(); + } - @Override - public Entry next() { - Map.Entry entry = entries.next(); - return new Entry() { - K key = entry.getKey(); - V value = entry.getValue(); + @Override + public Entry next() { + Map.Entry entry = entries.next(); + return new Entry() { + K key = entry.getKey(); + V value = entry.getValue(); - @Override public K getKey() { - return key; - } + @Override + public K getKey() { + return key; + } - @Override public V getValue() { - return value; - } + @Override + public V getValue() { + return value; + } - @Override public T unwrap(Class clazz) { - return null; - } - }; - } - - @Override - public void remove() { - throw new UnsupportedOperationException(); - } + @Override + public T unwrap(Class clazz) { + return null; + } }; - } + } + + @Override + public void remove() { + throw new UnsupportedOperationException(); + } + }; + } } private void notifyRemovedListeners(K key) { -// if (cacheEntryRemovedListeners != null) { -// cacheEntryRemovedListeners.forEach(listener -> listener.onRemoved()) -// } - } - - private void notifyRemovedListeners(Set keys) { - + // if (cacheEntryRemovedListeners != null) { + // cacheEntryRemovedListeners.forEach(listener -> listener.onRemoved()) + // } } + private void notifyRemovedListeners(Set keys) {} } diff --git a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java index 4d81fad..b08a3ae 100644 --- a/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java +++ b/src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java @@ -143,6 +143,8 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { Widget w1, w1a, w2, w3, w4; UUID key1 = UUIDs.timeBased(); UUID key2 = UUIDs.timeBased(); + String cacheKey1 = MappingUtil.getTableName(Widget.class, false) + "." + key1.toString(); + String cacheKey2 = MappingUtil.getTableName(Widget.class, false) + "." + key2.toString(); // This should inserted Widget, and not cache it in uow1. try (UnitOfWork uow1 = session.begin()) { @@ -156,6 +158,8 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .value(widget::c, RandomString.make(10)) .value(widget::d, RandomString.make(10)) .sync(uow1); + uow1.getCache().put(cacheKey1, w1); + Assert.assertEquals(w1, uow1.getCache().get(cacheKey1)); try (UnitOfWork uow2 = session.begin(uow1)) { @@ -180,6 +184,7 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .orElse(null); Assert.assertEquals(w1, w2); + uow2.getCache().put(cacheKey2, w2); w3 = session @@ -192,6 +197,8 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .value(widget::d, RandomString.make(10)) .sync(uow2); + Assert.assertEquals(w1, uow2.getCache().get(cacheKey1)); + Assert.assertEquals(w2, uow2.getCache().get(cacheKey2)); uow2.commit() .andThen( () -> { @@ -378,6 +385,7 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { Widget w1, w2, w3, w4, w5, w6; Long committedAt = 0L; UUID key = UUIDs.timeBased(); + String cacheKey = MappingUtil.getTableName(Widget.class, false) + "." + key.toString(); try (UnitOfWork uow = session.begin()) { w1 = @@ -392,6 +400,7 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .batch(uow); Assert.assertTrue(0L == w1.writtenAt(widget::name)); Assert.assertTrue(0 == w1.ttlOf(widget::name)); + uow.getCache().put(cacheKey, w1); w2 = session .update(w1) @@ -424,6 +433,7 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest { .value(widget::d, RandomString.make(10)) .batch(uow); + uow.getCache().put(cacheKey, w1); uow.commit(); committedAt = uow.committedAt(); Date d = new Date(committedAt * 1000); From ca6afc326c16e94455d2e69e89735b4387cff746 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Wed, 28 Feb 2018 06:48:30 -0500 Subject: [PATCH 51/55] Qualify index names with their table name. --- .../java/net/helenus/core/SchemaUtil.java | 9 +++-- .../java/net/helenus/core/reflect/Entity.java | 33 +++++++++++++++++++ .../core/reflect/MapperInvocationHandler.java | 8 +++++ 3 files changed, 48 insertions(+), 2 deletions(-) diff --git a/src/main/java/net/helenus/core/SchemaUtil.java b/src/main/java/net/helenus/core/SchemaUtil.java index 0a12d35..4cf745b 100644 --- a/src/main/java/net/helenus/core/SchemaUtil.java +++ b/src/main/java/net/helenus/core/SchemaUtil.java @@ -337,7 +337,7 @@ public final class SchemaUtil { public static SchemaStatement createIndex(HelenusProperty prop) { if (prop.caseSensitiveIndex()) { - return SchemaBuilder.createIndex(prop.getIndexName().get().toCql()) + return SchemaBuilder.createIndex(indexName(prop)) .ifNotExists() .onTable(prop.getEntity().getName().toCql()) .andColumn(prop.getColumnName().toCql()); @@ -406,7 +406,7 @@ public final class SchemaUtil { } public static SchemaStatement dropIndex(HelenusProperty prop) { - return SchemaBuilder.dropIndex(prop.getIndexName().get().toCql()).ifExists(); + return SchemaBuilder.dropIndex(indexName(prop)).ifExists(); } private static SchemaBuilder.Direction mapDirection(OrderingDirection o) { @@ -465,4 +465,9 @@ public final class SchemaUtil { } return null; } + + private static String indexName(HelenusProperty prop) { + return prop.getEntity().getName().toCql() + "_" + prop.getIndexName().get().toCql(); + } + } diff --git a/src/main/java/net/helenus/core/reflect/Entity.java b/src/main/java/net/helenus/core/reflect/Entity.java index ff93edd..50af637 100644 --- a/src/main/java/net/helenus/core/reflect/Entity.java +++ b/src/main/java/net/helenus/core/reflect/Entity.java @@ -20,20 +20,53 @@ import net.helenus.core.Getter; public interface Entity { String WRITTEN_AT_METHOD = "writtenAt"; String TTL_OF_METHOD = "ttlOf"; + String TOKEN_OF_METHOD = "tokenOf"; + /** + * The write time for the property in question referenced by the getter. + * + * @param getter the property getter + * @return the timestamp associated with the property identified by the getter + */ default Long writtenAt(Getter getter) { return 0L; } + /** + * The write time for the property in question referenced by the property name. + * + * @param prop the name of a property in this entity + * @return the timestamp associated with the property identified by the property name if it exists + */ default Long writtenAt(String prop) { return 0L; }; + /** + * The time-to-live for the property in question referenced by the getter. + * + * @param getter the property getter + * @return the time-to-live in seconds associated with the property identified by the getter + */ default Integer ttlOf(Getter getter) { return 0; }; + /** + * The time-to-live for the property in question referenced by the property name. + * + * @param prop the name of a property in this entity + * @return the time-to-live in seconds associated with the property identified by the property name if it exists + */ default Integer ttlOf(String prop) { return 0; }; + + /** + * The token (partition identifier) for this entity which can change over time if + * the cluster grows or shrinks but should be stable otherwise. + * + * @return the token for the entity + */ + default Long tokenOf() { return 0L; } } diff --git a/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java b/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java index 115ad84..53d9f2b 100644 --- a/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java +++ b/src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java @@ -147,6 +147,14 @@ public class MapperInvocationHandler implements InvocationHandler, Serializab return 0L; } + if (Entity.TOKEN_OF_METHOD.equals(methodName) && method.getParameterCount() == 0) { + Long v = (Long) src.get(""); + if (v != null) { + return v; + } + return 0L; + } + if (Entity.TTL_OF_METHOD.equals(methodName) && method.getParameterCount() == 1) { final String key; if (args[0] instanceof String) { From b1e333009ca5cd8104ce19bc8ddbfbb24cdce962 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Thu, 1 Mar 2018 05:23:43 -0700 Subject: [PATCH 52/55] Don't merge in keys with null values, JCache doesn't support null values. --- src/main/java/net/helenus/core/HelenusSession.java | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/src/main/java/net/helenus/core/HelenusSession.java b/src/main/java/net/helenus/core/HelenusSession.java index 02734b9..2e1fe7f 100644 --- a/src/main/java/net/helenus/core/HelenusSession.java +++ b/src/main/java/net/helenus/core/HelenusSession.java @@ -345,7 +345,9 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab if (pojo == null || pojo == HelenusSession.deleted) { cache.remove(cacheKey); } else { - cache.put(cacheKey, pojo); + if (pojo != null) { + cache.put(cacheKey, pojo); + } } } } From ef455ac0327d48d47ab84911c0b5ae1ea31e9c00 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Thu, 1 Mar 2018 06:38:47 -0700 Subject: [PATCH 53/55] Find table name after binding facets. Revert duplicate null check. --- src/main/java/net/helenus/core/HelenusSession.java | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/src/main/java/net/helenus/core/HelenusSession.java b/src/main/java/net/helenus/core/HelenusSession.java index 2e1fe7f..c26ace1 100644 --- a/src/main/java/net/helenus/core/HelenusSession.java +++ b/src/main/java/net/helenus/core/HelenusSession.java @@ -285,7 +285,6 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab pojo instanceof MapExportable ? ((MapExportable) pojo).toMap() : null; if (entity.isCacheable()) { List boundFacets = new ArrayList<>(); - String tableName = CacheUtil.schemaName(boundFacets); for (Facet facet : entity.getFacets()) { if (facet instanceof UnboundFacet) { UnboundFacet unboundFacet = (UnboundFacet) facet; @@ -313,6 +312,7 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab } } List facetCombinations = CacheUtil.flattenFacets(boundFacets); + String tableName = CacheUtil.schemaName(boundFacets); replaceCachedFacetValues(pojo, tableName, facetCombinations); } } @@ -345,9 +345,7 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab if (pojo == null || pojo == HelenusSession.deleted) { cache.remove(cacheKey); } else { - if (pojo != null) { - cache.put(cacheKey, pojo); - } + cache.put(cacheKey, pojo); } } } From 6c245c121ee849e017d3eaf0c92af059f3fdb88b Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Mon, 5 Mar 2018 08:37:48 -0500 Subject: [PATCH 54/55] Avoid NPE when batch passed in was null. --- src/main/java/net/helenus/core/AbstractUnitOfWork.java | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/src/main/java/net/helenus/core/AbstractUnitOfWork.java b/src/main/java/net/helenus/core/AbstractUnitOfWork.java index 614a5d5..51ec9cc 100644 --- a/src/main/java/net/helenus/core/AbstractUnitOfWork.java +++ b/src/main/java/net/helenus/core/AbstractUnitOfWork.java @@ -474,10 +474,12 @@ public abstract class AbstractUnitOfWork } private void addBatched(BatchOperation batch) { - if (this.batch == null) { - this.batch = batch; - } else { - this.batch.addAll(batch); + if (batch != null) { + if (this.batch == null) { + this.batch = batch; + } else { + this.batch.addAll(batch); + } } } From 654f4434bfbf208175f9ade371f0fe2754b8fb61 Mon Sep 17 00:00:00 2001 From: Greg Burd Date: Wed, 28 Mar 2018 08:27:49 -0400 Subject: [PATCH 55/55] Remove Zipkin. Revert abstracted UnitOfWork into single class. --- helenus-core.iml | 3 - pom.xml | 14 +- .../core/AbstractSessionOperations.java | 5 - .../net/helenus/core/AbstractUnitOfWork.java | 570 ----------------- .../java/net/helenus/core/HelenusSession.java | 96 +-- .../net/helenus/core/PostCommitFunction.java | 2 +- .../net/helenus/core/SessionInitializer.java | 17 +- .../java/net/helenus/core/UnitOfWork.java | 603 ++++++++++++++++-- .../java/net/helenus/core/UnitOfWorkImpl.java | 26 - .../core/operation/AbstractOperation.java | 17 +- .../operation/AbstractOptionalOperation.java | 14 +- .../operation/AbstractStatementOperation.java | 17 +- .../operation/AbstractStreamOperation.java | 10 +- .../core/operation/BatchOperation.java | 18 +- .../net/helenus/core/operation/Operation.java | 146 ++--- .../core/simple/SimpleUserTest.java | 17 - .../core/unitofwork/AndThenOrderTest.java | 10 +- 17 files changed, 655 insertions(+), 930 deletions(-) delete mode 100644 src/main/java/net/helenus/core/AbstractUnitOfWork.java delete mode 100644 src/main/java/net/helenus/core/UnitOfWorkImpl.java diff --git a/helenus-core.iml b/helenus-core.iml index 2578277..d38133a 100644 --- a/helenus-core.iml +++ b/helenus-core.iml @@ -36,9 +36,6 @@ - - - diff --git a/pom.xml b/pom.xml index 0011e00..8b502a7 100644 --- a/pom.xml +++ b/pom.xml @@ -154,19 +154,7 @@ 20.0 - - - io.zipkin.java - zipkin - 1.29.2 - - - - io.zipkin.brave - brave - 4.0.6 - - + io.dropwizard.metrics metrics-core diff --git a/src/main/java/net/helenus/core/AbstractSessionOperations.java b/src/main/java/net/helenus/core/AbstractSessionOperations.java index 65d98f8..a5603e6 100644 --- a/src/main/java/net/helenus/core/AbstractSessionOperations.java +++ b/src/main/java/net/helenus/core/AbstractSessionOperations.java @@ -15,7 +15,6 @@ */ package net.helenus.core; -import brave.Tracer; import com.codahale.metrics.MetricRegistry; import com.datastax.driver.core.*; import com.google.common.base.Stopwatch; @@ -110,10 +109,6 @@ public abstract class AbstractSessionOperations { } } - public Tracer getZipkinTracer() { - return null; - } - public MetricRegistry getMetricRegistry() { return null; } diff --git a/src/main/java/net/helenus/core/AbstractUnitOfWork.java b/src/main/java/net/helenus/core/AbstractUnitOfWork.java deleted file mode 100644 index 51ec9cc..0000000 --- a/src/main/java/net/helenus/core/AbstractUnitOfWork.java +++ /dev/null @@ -1,570 +0,0 @@ -/* - * Copyright (C) 2015 The Helenus Authors - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -package net.helenus.core; - -import static net.helenus.core.HelenusSession.deleted; - -import com.google.common.base.Stopwatch; -import com.google.common.collect.HashBasedTable; -import com.google.common.collect.Table; -import com.google.common.collect.TreeTraverser; -import java.io.Serializable; -import java.util.*; -import java.util.concurrent.CompletableFuture; -import java.util.concurrent.TimeUnit; -import java.util.concurrent.TimeoutException; -import java.util.stream.Collectors; -import javax.cache.Cache; -import javax.cache.CacheManager; -import javax.cache.integration.CacheLoader; -import javax.cache.integration.CacheLoaderException; -import net.helenus.core.cache.CacheUtil; -import net.helenus.core.cache.Facet; -import net.helenus.core.cache.MapCache; -import net.helenus.core.operation.AbstractOperation; -import net.helenus.core.operation.BatchOperation; -import net.helenus.mapping.MappingUtil; -import net.helenus.support.Either; -import net.helenus.support.HelenusException; -import org.apache.commons.lang3.SerializationUtils; -import org.apache.commons.lang3.StringUtils; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -/** Encapsulates the concept of a "transaction" as a unit-of-work. */ -public abstract class AbstractUnitOfWork - implements UnitOfWork, AutoCloseable { - - private static final Logger LOG = LoggerFactory.getLogger(AbstractUnitOfWork.class); - - private final List> nested = new ArrayList<>(); - private final HelenusSession session; - public final AbstractUnitOfWork parent; - private final Table>> cache = HashBasedTable.create(); - private final MapCache statementCache; - protected String purpose; - protected List nestedPurposes = new ArrayList(); - protected String info; - protected int cacheHits = 0; - protected int cacheMisses = 0; - protected int databaseLookups = 0; - protected Stopwatch elapsedTime; - protected Map databaseTime = new HashMap<>(); - protected double cacheLookupTimeMSecs = 0.0; - private List commitThunks = new ArrayList(); - private List abortThunks = new ArrayList(); - private List> asyncOperationFutures = new ArrayList>(); - private boolean aborted = false; - private boolean committed = false; - private long committedAt = 0L; - private BatchOperation batch; - - protected AbstractUnitOfWork(HelenusSession session, AbstractUnitOfWork parent) { - Objects.requireNonNull(session, "containing session cannot be null"); - - this.session = session; - this.parent = parent; - CacheLoader cacheLoader = null; - if (parent != null) { - cacheLoader = - new CacheLoader() { - - Cache cache = parent.getCache(); - - @Override - public Object load(String key) throws CacheLoaderException { - return cache.get(key); - } - - @Override - public Map loadAll(Iterable keys) - throws CacheLoaderException { - Map kvp = new HashMap(); - for (String key : keys) { - kvp.put(key, cache.get(key)); - } - return kvp; - } - }; - } - this.statementCache = - new MapCache(null, "UOW(" + hashCode() + ")", cacheLoader, true); - } - - @Override - public void addDatabaseTime(String name, Stopwatch amount) { - Double time = databaseTime.get(name); - if (time == null) { - databaseTime.put(name, (double) amount.elapsed(TimeUnit.MICROSECONDS)); - } else { - databaseTime.put(name, time + amount.elapsed(TimeUnit.MICROSECONDS)); - } - } - - @Override - public void addCacheLookupTime(Stopwatch amount) { - cacheLookupTimeMSecs += amount.elapsed(TimeUnit.MICROSECONDS); - } - - @Override - public void addNestedUnitOfWork(UnitOfWork uow) { - synchronized (nested) { - nested.add((AbstractUnitOfWork) uow); - } - } - - @Override - public synchronized UnitOfWork begin() { - elapsedTime = Stopwatch.createStarted(); - // log.record(txn::start) - return this; - } - - @Override - public String getPurpose() { - return purpose; - } - - @Override - public UnitOfWork setPurpose(String purpose) { - this.purpose = purpose; - return this; - } - - @Override - public void addFuture(CompletableFuture future) { - asyncOperationFutures.add(future); - } - - @Override - public void setInfo(String info) { - this.info = info; - } - - @Override - public void recordCacheAndDatabaseOperationCount(int cache, int ops) { - if (cache > 0) { - cacheHits += cache; - } else { - cacheMisses += Math.abs(cache); - } - if (ops > 0) { - databaseLookups += ops; - } - } - - public String logTimers(String what) { - double e = (double) elapsedTime.elapsed(TimeUnit.MICROSECONDS) / 1000.0; - double d = 0.0; - double c = cacheLookupTimeMSecs / 1000.0; - double fc = (c / e) * 100.0; - String database = ""; - if (databaseTime.size() > 0) { - List dbt = new ArrayList<>(databaseTime.size()); - for (Map.Entry dt : databaseTime.entrySet()) { - double t = dt.getValue() / 1000.0; - d += t; - dbt.add(String.format("%s took %,.3fms %,2.2f%%", dt.getKey(), t, (t / e) * 100.0)); - } - double fd = (d / e) * 100.0; - database = - String.format( - ", %d quer%s (%,.3fms %,2.2f%% - %s)", - databaseLookups, (databaseLookups > 1) ? "ies" : "y", d, fd, String.join(", ", dbt)); - } - String cache = ""; - if (cacheLookupTimeMSecs > 0) { - int cacheLookups = cacheHits + cacheMisses; - cache = - String.format( - " with %d cache lookup%s (%,.3fms %,2.2f%% - %,d hit, %,d miss)", - cacheLookups, cacheLookups > 1 ? "s" : "", c, fc, cacheHits, cacheMisses); - } - String da = ""; - if (databaseTime.size() > 0 || cacheLookupTimeMSecs > 0) { - double dat = d + c; - double daf = (dat / e) * 100; - da = - String.format( - " consuming %,.3fms for data access, or %,2.2f%% of total UOW time.", dat, daf); - } - String x = nestedPurposes.stream().distinct().collect(Collectors.joining(", ")); - String n = - nested - .stream() - .map(uow -> String.valueOf(uow.hashCode())) - .collect(Collectors.joining(", ")); - String s = - String.format( - Locale.US, - "UOW(%s%s) %s in %,.3fms%s%s%s%s%s%s", - hashCode(), - (nested.size() > 0 ? ", [" + n + "]" : ""), - what, - e, - cache, - database, - da, - (purpose == null ? "" : " " + purpose), - (nestedPurposes.isEmpty()) ? "" : ", " + x, - (info == null) ? "" : " " + info); - return s; - } - - private void applyPostCommitFunctions(String what, List thunks) { - if (!thunks.isEmpty()) { - for (CommitThunk f : thunks) { - f.apply(); - } - } - } - - @Override - public Optional cacheLookup(List facets) { - String tableName = CacheUtil.schemaName(facets); - Optional result = Optional.empty(); - for (Facet facet : facets) { - if (!facet.fixed()) { - String columnName = facet.name() + "==" + facet.value(); - Either> eitherValue = cache.get(tableName, columnName); - if (eitherValue != null) { - Object value = deleted; - if (eitherValue.isLeft()) { - value = eitherValue.getLeft(); - } - return Optional.of(value); - } - } - } - - // Be sure to check all enclosing UnitOfWork caches as well, we may be nested. - result = checkParentCache(facets); - if (result.isPresent()) { - Object r = result.get(); - Class iface = MappingUtil.getMappingInterface(r); - if (Helenus.entity(iface).isDraftable()) { - cacheUpdate(r, facets); - } else { - cacheUpdate(SerializationUtils.clone((Serializable) r), facets); - } - } - return result; - } - - private Optional checkParentCache(List facets) { - Optional result = Optional.empty(); - if (parent != null) { - result = parent.checkParentCache(facets); - } - return result; - } - - @Override - public List cacheEvict(List facets) { - Either> deletedObjectFacets = Either.right(facets); - String tableName = CacheUtil.schemaName(facets); - Optional optionalValue = cacheLookup(facets); - - for (Facet facet : facets) { - if (!facet.fixed()) { - String columnKey = facet.name() + "==" + facet.value(); - // mark the value identified by the facet to `deleted` - cache.put(tableName, columnKey, deletedObjectFacets); - } - } - - // Now, look for other row/col pairs that referenced the same object, mark them - // `deleted` if the cache had a value before we added the deleted marker objects. - if (optionalValue.isPresent()) { - Object value = optionalValue.get(); - cache - .columnKeySet() - .forEach( - columnKey -> { - Either> eitherCachedValue = cache.get(tableName, columnKey); - if (eitherCachedValue.isLeft()) { - Object cachedValue = eitherCachedValue.getLeft(); - if (cachedValue == value) { - cache.put(tableName, columnKey, deletedObjectFacets); - String[] parts = columnKey.split("=="); - facets.add(new Facet(parts[0], parts[1])); - } - } - }); - } - return facets; - } - - @Override - public Cache getCache() { - return statementCache; - } - - @Override - public Object cacheUpdate(Object value, List facets) { - Object result = null; - String tableName = CacheUtil.schemaName(facets); - for (Facet facet : facets) { - if (!facet.fixed()) { - if (facet.alone()) { - String columnName = facet.name() + "==" + facet.value(); - if (result == null) result = cache.get(tableName, columnName); - cache.put(tableName, columnName, Either.left(value)); - } - } - } - return result; - } - - public void batch(AbstractOperation s) { - if (batch == null) { - batch = new BatchOperation(session); - } - batch.add(s); - } - - private Iterator> getChildNodes() { - return nested.iterator(); - } - - /** - * Checks to see if the work performed between calling begin and now can be committed or not. - * - * @return a function from which to chain work that only happens when commit is successful - * @throws E when the work overlaps with other concurrent writers. - */ - public synchronized PostCommitFunction commit() throws E, TimeoutException { - - if (isDone()) { - return new PostCommitFunction(this, null, null, false); - } - - // Only the outer-most UOW batches statements for commit time, execute them. - if (batch != null) { - committedAt = batch.sync(this); //TODO(gburd): update cache with writeTime... - } - - // All nested UnitOfWork should be committed (not aborted) before calls to - // commit, check. - boolean canCommit = true; - TreeTraverser> traverser = - TreeTraverser.using(node -> node::getChildNodes); - for (AbstractUnitOfWork uow : traverser.postOrderTraversal(this)) { - if (this != uow) { - canCommit &= (!uow.aborted && uow.committed); - } - } - - if (!canCommit) { - - if (parent == null) { - - // Apply all post-commit abort functions, this is the outer-most UnitOfWork. - traverser - .postOrderTraversal(this) - .forEach( - uow -> { - applyPostCommitFunctions("aborted", abortThunks); - }); - - elapsedTime.stop(); - if (LOG.isInfoEnabled()) { - LOG.info(logTimers("aborted")); - } - } - - return new PostCommitFunction(this, null, null, false); - } else { - committed = true; - aborted = false; - - if (parent == null) { - - // Apply all post-commit commit functions, this is the outer-most UnitOfWork. - traverser - .postOrderTraversal(this) - .forEach( - uow -> { - applyPostCommitFunctions("committed", uow.commitThunks); - }); - - // Merge our statement cache into the session cache if it exists. - CacheManager cacheManager = session.getCacheManager(); - if (cacheManager != null) { - for (Map.Entry entry : - (Set>) statementCache.unwrap(Map.class).entrySet()) { - String[] keyParts = entry.getKey().split("\\."); - if (keyParts.length == 2) { - String cacheName = keyParts[0]; - String key = keyParts[1]; - if (!StringUtils.isBlank(cacheName) && !StringUtils.isBlank(key)) { - Cache cache = cacheManager.getCache(cacheName); - if (cache != null) { - Object value = entry.getValue(); - if (value == deleted) { - cache.remove(key); - } else { - cache.put(key.toString(), value); - } - } - } - } - } - } - - // Merge our cache into the session cache. - session.mergeCache(cache); - - // Spoil any lingering futures that may be out there. - asyncOperationFutures.forEach( - f -> - f.completeExceptionally( - new HelenusException( - "Futures must be resolved before their unit of work has committed/aborted."))); - - elapsedTime.stop(); - if (LOG.isInfoEnabled()) { - LOG.info(logTimers("committed")); - } - - return new PostCommitFunction(this, null, null, true); - } else { - - // Merge cache and statistics into parent if there is one. - parent.statementCache.putAll(statementCache.unwrap(Map.class)); - parent.mergeCache(cache); - parent.addBatched(batch); - if (purpose != null) { - parent.nestedPurposes.add(purpose); - } - parent.cacheHits += cacheHits; - parent.cacheMisses += cacheMisses; - parent.databaseLookups += databaseLookups; - parent.cacheLookupTimeMSecs += cacheLookupTimeMSecs; - for (Map.Entry dt : databaseTime.entrySet()) { - String name = dt.getKey(); - if (parent.databaseTime.containsKey(name)) { - double t = parent.databaseTime.get(name); - parent.databaseTime.put(name, t + dt.getValue()); - } else { - parent.databaseTime.put(name, dt.getValue()); - } - } - } - } - // TODO(gburd): hopefully we'll be able to detect conflicts here and so we'd want to... - // else { - // Constructor ctor = clazz.getConstructor(conflictExceptionClass); - // T object = ctor.newInstance(new Object[] { String message }); - // } - return new PostCommitFunction(this, commitThunks, abortThunks, true); - } - - private void addBatched(BatchOperation batch) { - if (batch != null) { - if (this.batch == null) { - this.batch = batch; - } else { - this.batch.addAll(batch); - } - } - } - - /* Explicitly discard the work and mark it as as such in the log. */ - public synchronized void abort() { - if (!aborted) { - aborted = true; - - // Spoil any pending futures created within the context of this unit of work. - asyncOperationFutures.forEach( - f -> - f.completeExceptionally( - new HelenusException( - "Futures must be resolved before their unit of work has committed/aborted."))); - - TreeTraverser> traverser = - TreeTraverser.using(node -> node::getChildNodes); - traverser - .postOrderTraversal(this) - .forEach( - uow -> { - applyPostCommitFunctions("aborted", uow.abortThunks); - uow.abortThunks.clear(); - }); - - if (parent == null) { - elapsedTime.stop(); - if (LOG.isInfoEnabled()) { - LOG.info(logTimers("aborted")); - } - } - - // TODO(gburd): when we integrate the transaction support we'll need to... - // log.record(txn::abort) - // cache.invalidateSince(txn::start time) - } - } - - private void mergeCache(Table>> from) { - Table>> to = this.cache; - from.rowMap() - .forEach( - (rowKey, columnMap) -> { - columnMap.forEach( - (columnKey, value) -> { - if (to.contains(rowKey, columnKey)) { - to.put( - rowKey, - columnKey, - Either.left( - CacheUtil.merge( - to.get(rowKey, columnKey).getLeft(), - from.get(rowKey, columnKey).getLeft()))); - } else { - to.put(rowKey, columnKey, from.get(rowKey, columnKey)); - } - }); - }); - } - - public boolean isDone() { - return aborted || committed; - } - - public String describeConflicts() { - return "it's complex..."; - } - - @Override - public void close() throws E { - // Closing a AbstractUnitOfWork will abort iff we've not already aborted or committed this unit of work. - if (aborted == false && committed == false) { - abort(); - } - } - - public boolean hasAborted() { - return aborted; - } - - public boolean hasCommitted() { - return committed; - } - - public long committedAt() { - return committedAt; - } -} diff --git a/src/main/java/net/helenus/core/HelenusSession.java b/src/main/java/net/helenus/core/HelenusSession.java index c26ace1..97cce0b 100644 --- a/src/main/java/net/helenus/core/HelenusSession.java +++ b/src/main/java/net/helenus/core/HelenusSession.java @@ -17,19 +17,14 @@ package net.helenus.core; import static net.helenus.core.Query.eq; -import brave.Tracer; import com.codahale.metrics.MetricRegistry; import com.datastax.driver.core.*; import com.google.common.collect.Table; import java.io.Closeable; import java.io.PrintStream; -import java.lang.reflect.Constructor; -import java.lang.reflect.InvocationTargetException; import java.util.*; import java.util.concurrent.Executor; import java.util.function.Function; -import java.util.regex.Matcher; -import java.util.regex.Pattern; import java.util.stream.Collectors; import javax.cache.Cache; import javax.cache.CacheManager; @@ -48,24 +43,16 @@ import net.helenus.support.*; import net.helenus.support.Fun.Tuple1; import net.helenus.support.Fun.Tuple2; import net.helenus.support.Fun.Tuple6; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; public class HelenusSession extends AbstractSessionOperations implements Closeable { - - private static final Logger LOG = LoggerFactory.getLogger(HelenusSession.class); public static final Object deleted = new Object(); - private static final Pattern classNameRegex = - Pattern.compile("^(?:\\w+\\.)+(?:(\\w+)|(\\w+)\\$.*)$"); private final Session session; private final CodecRegistry registry; private final ConsistencyLevel defaultConsistencyLevel; private final boolean defaultQueryIdempotency; private final MetricRegistry metricRegistry; - private final Tracer zipkinTracer; private final PrintStream printStream; - private final Class unitOfWorkClass; private final SessionRepository sessionRepository; private final Executor executor; private final boolean dropSchemaOnClose; @@ -89,10 +76,8 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab boolean dropSchemaOnClose, ConsistencyLevel consistencyLevel, boolean defaultQueryIdempotency, - Class unitOfWorkClass, CacheManager cacheManager, - MetricRegistry metricRegistry, - Tracer tracer) { + MetricRegistry metricRegistry) { this.session = session; this.registry = registry == null ? CodecRegistry.DEFAULT_INSTANCE : registry; this.usingKeyspace = @@ -107,9 +92,7 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab this.dropSchemaOnClose = dropSchemaOnClose; this.defaultConsistencyLevel = consistencyLevel; this.defaultQueryIdempotency = defaultQueryIdempotency; - this.unitOfWorkClass = unitOfWorkClass; this.metricRegistry = metricRegistry; - this.zipkinTracer = tracer; this.cacheManager = cacheManager; this.valueProvider = new RowColumnValueProvider(this.sessionRepository); @@ -117,6 +100,14 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab this.metadata = session == null ? null : session.getCluster().getMetadata(); } + public UnitOfWork begin() { + return new UnitOfWork(this).begin(); + } + + public UnitOfWork begin(UnitOfWork parent) { + return new UnitOfWork(this, parent).begin(); + } + @Override public Session currentSession() { return session; @@ -187,11 +178,6 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab return valuePreparer; } - @Override - public Tracer getZipkinTracer() { - return zipkinTracer; - } - @Override public MetricRegistry getMetricRegistry() { return metricRegistry; @@ -360,70 +346,6 @@ public class HelenusSession extends AbstractSessionOperations implements Closeab return metadata; } - public UnitOfWork begin() { - return this.begin(null); - } - - private String extractClassNameFromStackFrame(String classNameOnStack) { - String name = null; - Matcher m = classNameRegex.matcher(classNameOnStack); - if (m.find()) { - name = (m.group(1) != null) ? m.group(1) : ((m.group(2) != null) ? m.group(2) : name); - } else { - name = classNameOnStack; - } - return name; - } - - public synchronized UnitOfWork begin(UnitOfWork parent) { - try { - Class clazz = unitOfWorkClass; - Constructor ctor = - clazz.getConstructor(HelenusSession.class, UnitOfWork.class); - UnitOfWork uow = ctor.newInstance(this, parent); - if (LOG.isInfoEnabled() && uow.getPurpose() == null) { - StringBuilder purpose = null; - int frame = 0; - StackTraceElement[] trace = Thread.currentThread().getStackTrace(); - String targetClassName = HelenusSession.class.getSimpleName(); - String stackClassName = null; - do { - frame++; - stackClassName = extractClassNameFromStackFrame(trace[frame].getClassName()); - } while (!stackClassName.equals(targetClassName) && frame < trace.length); - do { - frame++; - stackClassName = extractClassNameFromStackFrame(trace[frame].getClassName()); - } while (stackClassName.equals(targetClassName) && frame < trace.length); - if (frame < trace.length) { - purpose = - new StringBuilder() - .append(trace[frame].getClassName()) - .append(".") - .append(trace[frame].getMethodName()) - .append("(") - .append(trace[frame].getFileName()) - .append(":") - .append(trace[frame].getLineNumber()) - .append(")"); - uow.setPurpose(purpose.toString()); - } - } - if (parent != null) { - parent.addNestedUnitOfWork(uow); - } - return uow.begin(); - } catch (NoSuchMethodException - | InvocationTargetException - | InstantiationException - | IllegalAccessException e) { - throw new HelenusException( - String.format( - "Unable to instantiate %s as a UnitOfWork.", unitOfWorkClass.getSimpleName()), - e); - } - } - public SelectOperation select(E pojo) { Objects.requireNonNull( pojo, "supplied object must be a dsl for a registered entity but cannot be null"); diff --git a/src/main/java/net/helenus/core/PostCommitFunction.java b/src/main/java/net/helenus/core/PostCommitFunction.java index c1be72d..0c823cf 100644 --- a/src/main/java/net/helenus/core/PostCommitFunction.java +++ b/src/main/java/net/helenus/core/PostCommitFunction.java @@ -33,7 +33,7 @@ public class PostCommitFunction implements java.util.function.Function exceptionally(CommitThunk after) { + public PostCommitFunction orElse(CommitThunk after) { Objects.requireNonNull(after); if (abortThunks == null) { if (!committed) { diff --git a/src/main/java/net/helenus/core/SessionInitializer.java b/src/main/java/net/helenus/core/SessionInitializer.java index 861cbf1..c66d1db 100644 --- a/src/main/java/net/helenus/core/SessionInitializer.java +++ b/src/main/java/net/helenus/core/SessionInitializer.java @@ -15,7 +15,6 @@ */ package net.helenus.core; -import brave.Tracer; import com.codahale.metrics.MetricRegistry; import com.datastax.driver.core.*; import com.google.common.util.concurrent.MoreExecutors; @@ -47,10 +46,8 @@ public final class SessionInitializer extends AbstractSessionOperations { private ConsistencyLevel consistencyLevel; private boolean idempotent = false; private MetricRegistry metricRegistry = new MetricRegistry(); - private Tracer zipkinTracer; private PrintStream printStream = System.out; private Executor executor = MoreExecutors.directExecutor(); - private Class unitOfWorkClass = UnitOfWorkImpl.class; private SessionRepositoryBuilder sessionRepository; private boolean dropUnusedColumns = false; private boolean dropUnusedIndexes = false; @@ -131,16 +128,6 @@ public final class SessionInitializer extends AbstractSessionOperations { return this; } - public SessionInitializer zipkinTracer(Tracer tracer) { - this.zipkinTracer = tracer; - return this; - } - - public SessionInitializer setUnitOfWorkClass(Class e) { - this.unitOfWorkClass = e; - return this; - } - public SessionInitializer consistencyLevel(ConsistencyLevel consistencyLevel) { this.consistencyLevel = consistencyLevel; return this; @@ -292,10 +279,8 @@ public final class SessionInitializer extends AbstractSessionOperations { autoDdl == AutoDdl.CREATE_DROP, consistencyLevel, idempotent, - unitOfWorkClass, cacheManager, - metricRegistry, - zipkinTracer); + metricRegistry); } private void initialize() { diff --git a/src/main/java/net/helenus/core/UnitOfWork.java b/src/main/java/net/helenus/core/UnitOfWork.java index 5cc1ce6..c5828eb 100644 --- a/src/main/java/net/helenus/core/UnitOfWork.java +++ b/src/main/java/net/helenus/core/UnitOfWork.java @@ -15,16 +15,164 @@ */ package net.helenus.core; -import com.google.common.base.Stopwatch; -import java.util.List; -import java.util.Optional; -import java.util.concurrent.CompletableFuture; -import java.util.concurrent.TimeoutException; -import javax.cache.Cache; -import net.helenus.core.cache.Facet; -import net.helenus.core.operation.AbstractOperation; +import static net.helenus.core.HelenusSession.deleted; -public interface UnitOfWork extends AutoCloseable { +import com.google.common.base.Stopwatch; +import com.google.common.collect.HashBasedTable; +import com.google.common.collect.Table; +import com.google.common.collect.TreeTraverser; +import java.io.Serializable; +import java.util.*; +import java.util.concurrent.CompletableFuture; +import java.util.concurrent.TimeUnit; +import java.util.concurrent.TimeoutException; +import java.util.regex.Matcher; +import java.util.regex.Pattern; +import java.util.stream.Collectors; +import javax.cache.Cache; +import javax.cache.CacheManager; +import javax.cache.integration.CacheLoader; +import javax.cache.integration.CacheLoaderException; +import net.helenus.core.cache.CacheUtil; +import net.helenus.core.cache.Facet; +import net.helenus.core.cache.MapCache; +import net.helenus.core.operation.AbstractOperation; +import net.helenus.core.operation.BatchOperation; +import net.helenus.mapping.MappingUtil; +import net.helenus.support.Either; +import net.helenus.support.HelenusException; +import org.apache.commons.lang3.SerializationUtils; +import org.apache.commons.lang3.StringUtils; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** Encapsulates the concept of a "transaction" as a unit-of-work. */ +public class UnitOfWork implements AutoCloseable { + + private static final Logger LOG = LoggerFactory.getLogger(UnitOfWork.class); + private static final Pattern classNameRegex = + Pattern.compile("^(?:\\w+\\.)+(?:(\\w+)|(\\w+)\\$.*)$"); + + private final List nested = new ArrayList<>(); + private final HelenusSession session; + public final UnitOfWork parent; + private final Table>> cache = HashBasedTable.create(); + private final MapCache statementCache; + protected String purpose; + protected List nestedPurposes = new ArrayList(); + protected String info; + protected int cacheHits = 0; + protected int cacheMisses = 0; + protected int databaseLookups = 0; + protected final Stopwatch elapsedTime; + protected Map databaseTime = new HashMap<>(); + protected double cacheLookupTimeMSecs = 0.0; + private List commitThunks = new ArrayList(); + private List abortThunks = new ArrayList(); + private List> asyncOperationFutures = new ArrayList>(); + private boolean aborted = false; + private boolean committed = false; + private long committedAt = 0L; + private BatchOperation batch; + + private String extractClassNameFromStackFrame(String classNameOnStack) { + String name = null; + Matcher m = classNameRegex.matcher(classNameOnStack); + if (m.find()) { + name = (m.group(1) != null) ? m.group(1) : ((m.group(2) != null) ? m.group(2) : name); + } else { + name = classNameOnStack; + } + return name; + } + + public UnitOfWork(HelenusSession session) { + this(session, null); + } + + public UnitOfWork(HelenusSession session, UnitOfWork parent) { + Objects.requireNonNull(session, "containing session cannot be null"); + + this.parent = parent; + if (parent != null) { + parent.addNestedUnitOfWork(this); + } + this.session = session; + CacheLoader cacheLoader = null; + if (parent != null) { + cacheLoader = + new CacheLoader() { + + Cache cache = parent.getCache(); + + @Override + public Object load(String key) throws CacheLoaderException { + return cache.get(key); + } + + @Override + public Map loadAll(Iterable keys) + throws CacheLoaderException { + Map kvp = new HashMap(); + for (String key : keys) { + kvp.put(key, cache.get(key)); + } + return kvp; + } + }; + } + this.elapsedTime = Stopwatch.createUnstarted(); + this.statementCache = + new MapCache(null, "UOW(" + hashCode() + ")", cacheLoader, true); + + if (LOG.isInfoEnabled()) { + StringBuilder purpose = null; + int frame = 0; + StackTraceElement[] trace = Thread.currentThread().getStackTrace(); + String targetClassName = HelenusSession.class.getSimpleName(); + String stackClassName = null; + do { + frame++; + stackClassName = extractClassNameFromStackFrame(trace[frame].getClassName()); + } while (!stackClassName.equals(targetClassName) && frame < trace.length); + do { + frame++; + stackClassName = extractClassNameFromStackFrame(trace[frame].getClassName()); + } while (stackClassName.equals(targetClassName) && frame < trace.length); + if (frame < trace.length) { + purpose = + new StringBuilder() + .append(trace[frame].getClassName()) + .append(".") + .append(trace[frame].getMethodName()) + .append("(") + .append(trace[frame].getFileName()) + .append(":") + .append(trace[frame].getLineNumber()) + .append(")"); + this.purpose = purpose.toString(); + } + } + } + + public void addDatabaseTime(String name, Stopwatch amount) { + Double time = databaseTime.get(name); + if (time == null) { + databaseTime.put(name, (double) amount.elapsed(TimeUnit.MICROSECONDS)); + } else { + databaseTime.put(name, time + amount.elapsed(TimeUnit.MICROSECONDS)); + } + } + + public void addCacheLookupTime(Stopwatch amount) { + cacheLookupTimeMSecs += amount.elapsed(TimeUnit.MICROSECONDS); + } + + public void addNestedUnitOfWork(UnitOfWork uow) { + synchronized (nested) { + nested.add(uow); + } + } /** * Marks the beginning of a transactional section of work. Will write a @@ -32,54 +180,437 @@ public interface UnitOfWork extends AutoCloseable { * * @return the handle used to commit or abort the work. */ - UnitOfWork begin(); + public synchronized UnitOfWork begin() { + elapsedTime.start(); + // log.record(txn::start) + return this; + } - void addNestedUnitOfWork(UnitOfWork uow); + public String getPurpose() { + return purpose; + } + + public UnitOfWork setPurpose(String purpose) { + this.purpose = purpose; + return this; + } + + public void addFuture(CompletableFuture future) { + asyncOperationFutures.add(future); + } + + public void setInfo(String info) { + this.info = info; + } + + public void recordCacheAndDatabaseOperationCount(int cache, int ops) { + if (cache > 0) { + cacheHits += cache; + } else { + cacheMisses += Math.abs(cache); + } + if (ops > 0) { + databaseLookups += ops; + } + } + + public String logTimers(String what) { + double e = (double) elapsedTime.elapsed(TimeUnit.MICROSECONDS) / 1000.0; + double d = 0.0; + double c = cacheLookupTimeMSecs / 1000.0; + double fc = (c / e) * 100.0; + String database = ""; + if (databaseTime.size() > 0) { + List dbt = new ArrayList<>(databaseTime.size()); + for (Map.Entry dt : databaseTime.entrySet()) { + double t = dt.getValue() / 1000.0; + d += t; + dbt.add(String.format("%s took %,.3fms %,2.2f%%", dt.getKey(), t, (t / e) * 100.0)); + } + double fd = (d / e) * 100.0; + database = + String.format( + ", %d quer%s (%,.3fms %,2.2f%% - %s)", + databaseLookups, (databaseLookups > 1) ? "ies" : "y", d, fd, String.join(", ", dbt)); + } + String cache = ""; + if (cacheLookupTimeMSecs > 0) { + int cacheLookups = cacheHits + cacheMisses; + cache = + String.format( + " with %d cache lookup%s (%,.3fms %,2.2f%% - %,d hit, %,d miss)", + cacheLookups, cacheLookups > 1 ? "s" : "", c, fc, cacheHits, cacheMisses); + } + String da = ""; + if (databaseTime.size() > 0 || cacheLookupTimeMSecs > 0) { + double dat = d + c; + double daf = (dat / e) * 100; + da = + String.format( + " consuming %,.3fms for data access, or %,2.2f%% of total UOW time.", dat, daf); + } + String x = nestedPurposes.stream().distinct().collect(Collectors.joining(", ")); + String n = + nested + .stream() + .map(uow -> String.valueOf(uow.hashCode())) + .collect(Collectors.joining(", ")); + String s = + String.format( + Locale.US, + "UOW(%s%s) %s in %,.3fms%s%s%s%s%s%s", + hashCode(), + (nested.size() > 0 ? ", [" + n + "]" : ""), + what, + e, + cache, + database, + da, + (purpose == null ? "" : " " + purpose), + (nestedPurposes.isEmpty()) ? "" : ", " + x, + (info == null) ? "" : " " + info); + return s; + } + + private void applyPostCommitFunctions(String what, List thunks) { + if (!thunks.isEmpty()) { + for (CommitThunk f : thunks) { + f.apply(); + } + } + } + + public Optional cacheLookup(List facets) { + String tableName = CacheUtil.schemaName(facets); + Optional result = Optional.empty(); + for (Facet facet : facets) { + if (!facet.fixed()) { + String columnName = facet.name() + "==" + facet.value(); + Either> eitherValue = cache.get(tableName, columnName); + if (eitherValue != null) { + Object value = deleted; + if (eitherValue.isLeft()) { + value = eitherValue.getLeft(); + } + return Optional.of(value); + } + } + } + + // Be sure to check all enclosing UnitOfWork caches as well, we may be nested. + result = checkParentCache(facets); + if (result.isPresent()) { + Object r = result.get(); + Class iface = MappingUtil.getMappingInterface(r); + if (Helenus.entity(iface).isDraftable()) { + cacheUpdate(r, facets); + } else { + cacheUpdate(SerializationUtils.clone((Serializable) r), facets); + } + } + return result; + } + + private Optional checkParentCache(List facets) { + Optional result = Optional.empty(); + if (parent != null) { + result = parent.checkParentCache(facets); + } + return result; + } + + public List cacheEvict(List facets) { + Either> deletedObjectFacets = Either.right(facets); + String tableName = CacheUtil.schemaName(facets); + Optional optionalValue = cacheLookup(facets); + + for (Facet facet : facets) { + if (!facet.fixed()) { + String columnKey = facet.name() + "==" + facet.value(); + // mark the value identified by the facet to `deleted` + cache.put(tableName, columnKey, deletedObjectFacets); + } + } + + // Now, look for other row/col pairs that referenced the same object, mark them + // `deleted` if the cache had a value before we added the deleted marker objects. + if (optionalValue.isPresent()) { + Object value = optionalValue.get(); + cache + .columnKeySet() + .forEach( + columnKey -> { + Either> eitherCachedValue = cache.get(tableName, columnKey); + if (eitherCachedValue.isLeft()) { + Object cachedValue = eitherCachedValue.getLeft(); + if (cachedValue == value) { + cache.put(tableName, columnKey, deletedObjectFacets); + String[] parts = columnKey.split("=="); + facets.add(new Facet(parts[0], parts[1])); + } + } + }); + } + return facets; + } + + public Cache getCache() { + return statementCache; + } + + public Object cacheUpdate(Object value, List facets) { + Object result = null; + String tableName = CacheUtil.schemaName(facets); + for (Facet facet : facets) { + if (!facet.fixed()) { + if (facet.alone()) { + String columnName = facet.name() + "==" + facet.value(); + if (result == null) result = cache.get(tableName, columnName); + cache.put(tableName, columnName, Either.left(value)); + } + } + } + return result; + } + + public void batch(AbstractOperation s) { + if (batch == null) { + batch = new BatchOperation(session); + } + batch.add(s); + } + + private Iterator getChildNodes() { + return nested.iterator(); + } /** * Checks to see if the work performed between calling begin and now can be committed or not. * * @return a function from which to chain work that only happens when commit is successful - * @throws X when the work overlaps with other concurrent writers. + * @throws HelenusException when the work overlaps with other concurrent writers. */ - PostCommitFunction commit() throws X, TimeoutException; + public synchronized PostCommitFunction commit() + throws HelenusException, TimeoutException { + + if (isDone()) { + return new PostCommitFunction(this, null, null, false); + } + + // Only the outer-most UOW batches statements for commit time, execute them. + if (batch != null) { + committedAt = batch.sync(this); //TODO(gburd): update cache with writeTime... + } + + // All nested UnitOfWork should be committed (not aborted) before calls to + // commit, check. + boolean canCommit = true; + TreeTraverser traverser = TreeTraverser.using(node -> node::getChildNodes); + for (UnitOfWork uow : traverser.postOrderTraversal(this)) { + if (this != uow) { + canCommit &= (!uow.aborted && uow.committed); + } + } + + if (!canCommit) { + + if (parent == null) { + + // Apply all post-commit abort functions, this is the outer-most UnitOfWork. + traverser + .postOrderTraversal(this) + .forEach( + uow -> { + applyPostCommitFunctions("aborted", abortThunks); + }); + + elapsedTime.stop(); + if (LOG.isInfoEnabled()) { + LOG.info(logTimers("aborted")); + } + } + + return new PostCommitFunction(this, null, null, false); + } else { + committed = true; + aborted = false; + + if (parent == null) { + + // Apply all post-commit commit functions, this is the outer-most UnitOfWork. + traverser + .postOrderTraversal(this) + .forEach( + uow -> { + applyPostCommitFunctions("committed", uow.commitThunks); + }); + + // Merge our statement cache into the session cache if it exists. + CacheManager cacheManager = session.getCacheManager(); + if (cacheManager != null) { + for (Map.Entry entry : + (Set>) statementCache.unwrap(Map.class).entrySet()) { + String[] keyParts = entry.getKey().split("\\."); + if (keyParts.length == 2) { + String cacheName = keyParts[0]; + String key = keyParts[1]; + if (!StringUtils.isBlank(cacheName) && !StringUtils.isBlank(key)) { + Cache cache = cacheManager.getCache(cacheName); + if (cache != null) { + Object value = entry.getValue(); + if (value == deleted) { + cache.remove(key); + } else { + cache.put(key.toString(), value); + } + } + } + } + } + } + + // Merge our cache into the session cache. + session.mergeCache(cache); + + // Spoil any lingering futures that may be out there. + asyncOperationFutures.forEach( + f -> + f.completeExceptionally( + new HelenusException( + "Futures must be resolved before their unit of work has committed/aborted."))); + + elapsedTime.stop(); + if (LOG.isInfoEnabled()) { + LOG.info(logTimers("committed")); + } + + return new PostCommitFunction(this, null, null, true); + } else { + + // Merge cache and statistics into parent if there is one. + parent.statementCache.putAll(statementCache.unwrap(Map.class)); + parent.mergeCache(cache); + parent.addBatched(batch); + if (purpose != null) { + parent.nestedPurposes.add(purpose); + } + parent.cacheHits += cacheHits; + parent.cacheMisses += cacheMisses; + parent.databaseLookups += databaseLookups; + parent.cacheLookupTimeMSecs += cacheLookupTimeMSecs; + for (Map.Entry dt : databaseTime.entrySet()) { + String name = dt.getKey(); + if (parent.databaseTime.containsKey(name)) { + double t = parent.databaseTime.get(name); + parent.databaseTime.put(name, t + dt.getValue()); + } else { + parent.databaseTime.put(name, dt.getValue()); + } + } + } + } + // TODO(gburd): hopefully we'll be able to detect conflicts here and so we'd want to... + // else { + // Constructor ctor = clazz.getConstructor(conflictExceptionClass); + // T object = ctor.newInstance(new Object[] { String message }); + // } + return new PostCommitFunction(this, commitThunks, abortThunks, true); + } + + private void addBatched(BatchOperation batch) { + if (batch != null) { + if (this.batch == null) { + this.batch = batch; + } else { + this.batch.addAll(batch); + } + } + } /** * Explicitly abort the work within this unit of work. Any nested aborted unit of work will * trigger the entire unit of work to commit. */ - void abort(); + public synchronized void abort() { + if (!aborted) { + aborted = true; - boolean hasAborted(); + // Spoil any pending futures created within the context of this unit of work. + asyncOperationFutures.forEach( + f -> + f.completeExceptionally( + new HelenusException( + "Futures must be resolved before their unit of work has committed/aborted."))); - boolean hasCommitted(); + TreeTraverser traverser = TreeTraverser.using(node -> node::getChildNodes); + traverser + .postOrderTraversal(this) + .forEach( + uow -> { + applyPostCommitFunctions("aborted", uow.abortThunks); + uow.abortThunks.clear(); + }); - boolean isDone(); + if (parent == null) { + elapsedTime.stop(); + if (LOG.isInfoEnabled()) { + LOG.info(logTimers("aborted")); + } + } - long committedAt(); + // TODO(gburd): when we integrate the transaction support we'll need to... + // log.record(txn::abort) + // cache.invalidateSince(txn::start time) + } + } - void batch(AbstractOperation operation); + private void mergeCache(Table>> from) { + Table>> to = this.cache; + from.rowMap() + .forEach( + (rowKey, columnMap) -> { + columnMap.forEach( + (columnKey, value) -> { + if (to.contains(rowKey, columnKey)) { + to.put( + rowKey, + columnKey, + Either.left( + CacheUtil.merge( + to.get(rowKey, columnKey).getLeft(), + from.get(rowKey, columnKey).getLeft()))); + } else { + to.put(rowKey, columnKey, from.get(rowKey, columnKey)); + } + }); + }); + } - void addFuture(CompletableFuture future); + public boolean isDone() { + return aborted || committed; + } - Optional cacheLookup(List facets); + public String describeConflicts() { + return "it's complex..."; + } - Cache getCache(); + @Override + public void close() throws HelenusException { + // Closing a UnitOfWork will abort iff we've not already aborted or committed this unit of work. + if (aborted == false && committed == false) { + abort(); + } + } - Object cacheUpdate(Object pojo, List facets); + public boolean hasAborted() { + return aborted; + } - List cacheEvict(List facets); + public boolean hasCommitted() { + return committed; + } - String getPurpose(); - - UnitOfWork setPurpose(String purpose); - - void setInfo(String info); - - void addDatabaseTime(String name, Stopwatch amount); - - void addCacheLookupTime(Stopwatch amount); - - // Cache > 0 means "cache hit", < 0 means cache miss. - void recordCacheAndDatabaseOperationCount(int cache, int database); + public long committedAt() { + return committedAt; + } } diff --git a/src/main/java/net/helenus/core/UnitOfWorkImpl.java b/src/main/java/net/helenus/core/UnitOfWorkImpl.java deleted file mode 100644 index 52cae59..0000000 --- a/src/main/java/net/helenus/core/UnitOfWorkImpl.java +++ /dev/null @@ -1,26 +0,0 @@ -/* - * Copyright (C) 2015 The Helenus Authors - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -package net.helenus.core; - -import net.helenus.support.HelenusException; - -class UnitOfWorkImpl extends AbstractUnitOfWork { - - @SuppressWarnings("unchecked") - public UnitOfWorkImpl(HelenusSession session, UnitOfWork parent) { - super(session, (AbstractUnitOfWork) parent); - } -} diff --git a/src/main/java/net/helenus/core/operation/AbstractOperation.java b/src/main/java/net/helenus/core/operation/AbstractOperation.java index 3bd8c98..9ae3aaa 100644 --- a/src/main/java/net/helenus/core/operation/AbstractOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractOperation.java @@ -41,13 +41,7 @@ public abstract class AbstractOperation> try { ResultSet resultSet = this.execute( - sessionOps, - null, - traceContext, - queryExecutionTimeout, - queryTimeoutUnits, - showValues, - false); + sessionOps, null, queryExecutionTimeout, queryTimeoutUnits, showValues, false); return transform(resultSet); } finally { context.stop(); @@ -60,14 +54,7 @@ public abstract class AbstractOperation> final Timer.Context context = requestLatency.time(); try { ResultSet resultSet = - execute( - sessionOps, - uow, - traceContext, - queryExecutionTimeout, - queryTimeoutUnits, - showValues, - true); + execute(sessionOps, uow, queryExecutionTimeout, queryTimeoutUnits, showValues, true); E result = transform(resultSet); return result; } finally { diff --git a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java index ecb5813..4c7b290 100644 --- a/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java @@ -98,7 +98,6 @@ public abstract class AbstractOptionalOperation sync(UnitOfWork uow) throws TimeoutException { + public Optional sync(UnitOfWork uow) throws TimeoutException { if (uow == null) return sync(); final Timer.Context context = requestLatency.time(); @@ -206,14 +205,7 @@ public abstract class AbstractOptionalOperation> async(UnitOfWork uow) { + public CompletableFuture> async(UnitOfWork uow) { if (uow == null) return async(); CompletableFuture> f = CompletableFuture.>supplyAsync( diff --git a/src/main/java/net/helenus/core/operation/AbstractStatementOperation.java b/src/main/java/net/helenus/core/operation/AbstractStatementOperation.java index 61ff695..79855c6 100644 --- a/src/main/java/net/helenus/core/operation/AbstractStatementOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractStatementOperation.java @@ -15,8 +15,6 @@ */ package net.helenus.core.operation; -import brave.Tracer; -import brave.propagation.TraceContext; import com.datastax.driver.core.ConsistencyLevel; import com.datastax.driver.core.PreparedStatement; import com.datastax.driver.core.RegularStatement; @@ -254,17 +252,6 @@ public abstract class AbstractStatementOperation uow, List facets) { + protected E checkCache(UnitOfWork uow, List facets) { E result = null; Optional optionalCachedResult = Optional.empty(); @@ -331,7 +318,7 @@ public abstract class AbstractStatementOperation uow, E pojo, List identifyingFacets) { + protected Object cacheUpdate(UnitOfWork uow, E pojo, List identifyingFacets) { List facets = new ArrayList<>(); Map valueMap = pojo instanceof MapExportable ? ((MapExportable) pojo).toMap() : null; diff --git a/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java b/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java index 0fc09a2..440411d 100644 --- a/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java +++ b/src/main/java/net/helenus/core/operation/AbstractStreamOperation.java @@ -99,7 +99,6 @@ public abstract class AbstractStreamOperation { batch.setDefaultTimestamp(timestampGenerator.next()); ResultSet resultSet = this.execute( - sessionOps, - null, - traceContext, - queryExecutionTimeout, - queryTimeoutUnits, - showValues, - false); + sessionOps, null, queryExecutionTimeout, queryTimeoutUnits, showValues, false); if (!resultSet.wasApplied()) { throw new HelenusException("Failed to apply batch."); } @@ -88,7 +82,7 @@ public class BatchOperation extends Operation { return batch.getDefaultTimestamp(); } - public Long sync(UnitOfWork uow) throws TimeoutException { + public Long sync(UnitOfWork uow) throws TimeoutException { if (operations.size() == 0) return 0L; if (uow == null) return sync(); @@ -99,13 +93,7 @@ public class BatchOperation extends Operation { batch.setDefaultTimestamp(timestampGenerator.next()); ResultSet resultSet = this.execute( - sessionOps, - uow, - traceContext, - queryExecutionTimeout, - queryTimeoutUnits, - showValues, - false); + sessionOps, uow, queryExecutionTimeout, queryTimeoutUnits, showValues, false); if (!resultSet.wasApplied()) { throw new HelenusException("Failed to apply batch."); } diff --git a/src/main/java/net/helenus/core/operation/Operation.java b/src/main/java/net/helenus/core/operation/Operation.java index 960a836..eac4cf8 100644 --- a/src/main/java/net/helenus/core/operation/Operation.java +++ b/src/main/java/net/helenus/core/operation/Operation.java @@ -15,9 +15,6 @@ */ package net.helenus.core.operation; -import brave.Span; -import brave.Tracer; -import brave.propagation.TraceContext; import com.codahale.metrics.Meter; import com.codahale.metrics.MetricRegistry; import com.codahale.metrics.Timer; @@ -43,7 +40,6 @@ public abstract class Operation { protected final AbstractSessionOperations sessionOps; protected boolean showValues; - protected TraceContext traceContext; protected long queryExecutionTimeout = 10; protected TimeUnit queryTimeoutUnits = TimeUnit.SECONDS; protected final Meter uowCacheHits; @@ -96,101 +92,79 @@ public abstract class Operation { public ResultSet execute( AbstractSessionOperations session, UnitOfWork uow, - TraceContext traceContext, long timeout, TimeUnit units, boolean showValues, boolean cached) throws TimeoutException { - // Start recording in a Zipkin sub-span our execution time to perform this operation. - Tracer tracer = session.getZipkinTracer(); - Span span = null; - if (tracer != null && traceContext != null) { - span = tracer.newChild(traceContext); + Statement statement = options(buildStatement(cached)); + + if (session.isShowCql()) { + String stmt = + (this instanceof BatchOperation) + ? queryString((BatchOperation) this, showValues) + : queryString(statement, showValues); + session.getPrintStream().println(stmt); + } else if (LOG.isDebugEnabled()) { + String stmt = + (this instanceof BatchOperation) + ? queryString((BatchOperation) this, showValues) + : queryString(statement, showValues); + LOG.info("CQL> " + stmt); } + Stopwatch timer = Stopwatch.createStarted(); try { - - if (span != null) { - span.name("cassandra"); - span.start(); - } - - Statement statement = options(buildStatement(cached)); - - if (session.isShowCql()) { - String stmt = - (this instanceof BatchOperation) - ? queryString((BatchOperation) this, showValues) - : queryString(statement, showValues); - session.getPrintStream().println(stmt); - } else if (LOG.isDebugEnabled()) { - String stmt = - (this instanceof BatchOperation) - ? queryString((BatchOperation) this, showValues) - : queryString(statement, showValues); - LOG.info("CQL> " + stmt); - } - - Stopwatch timer = Stopwatch.createStarted(); - try { - ResultSetFuture futureResultSet = session.executeAsync(statement, uow, timer); - if (uow != null) uow.recordCacheAndDatabaseOperationCount(0, 1); - ResultSet resultSet = futureResultSet.getUninterruptibly(timeout, units); - ColumnDefinitions columnDefinitions = resultSet.getColumnDefinitions(); - if (LOG.isDebugEnabled()) { - ExecutionInfo ei = resultSet.getExecutionInfo(); - Host qh = ei.getQueriedHost(); - String oh = - ei.getTriedHosts() - .stream() - .map(Host::getAddress) - .map(InetAddress::toString) - .collect(Collectors.joining(", ")); - ConsistencyLevel cl = ei.getAchievedConsistencyLevel(); - if (cl == null) { - cl = statement.getConsistencyLevel(); - } - int se = ei.getSpeculativeExecutions(); - String warn = ei.getWarnings().stream().collect(Collectors.joining(", ")); - String ri = - String.format( - "%s %s ~%s %s %s%s%sspec-retries: %d", - "server v" + qh.getCassandraVersion(), - qh.getAddress().toString(), - (oh != null && !oh.equals("")) ? " [tried: " + oh + "]" : "", - qh.getDatacenter(), - qh.getRack(), - (cl != null) - ? (" consistency: " - + cl.name() - + " " - + (cl.isDCLocal() ? " DC " : "") - + (cl.isSerial() ? " SC " : "")) - : "", - (warn != null && !warn.equals("")) ? ": " + warn : "", - se); - if (uow != null) uow.setInfo(ri); - else LOG.debug(ri); + ResultSetFuture futureResultSet = session.executeAsync(statement, uow, timer); + if (uow != null) uow.recordCacheAndDatabaseOperationCount(0, 1); + ResultSet resultSet = futureResultSet.getUninterruptibly(timeout, units); + ColumnDefinitions columnDefinitions = resultSet.getColumnDefinitions(); + if (LOG.isDebugEnabled()) { + ExecutionInfo ei = resultSet.getExecutionInfo(); + Host qh = ei.getQueriedHost(); + String oh = + ei.getTriedHosts() + .stream() + .map(Host::getAddress) + .map(InetAddress::toString) + .collect(Collectors.joining(", ")); + ConsistencyLevel cl = ei.getAchievedConsistencyLevel(); + if (cl == null) { + cl = statement.getConsistencyLevel(); } - if (!resultSet.wasApplied() - && !(columnDefinitions.size() > 1 || !columnDefinitions.contains("[applied]"))) { - throw new HelenusException("Operation Failed"); - } - return resultSet; - - } finally { - timer.stop(); - if (uow != null) uow.addDatabaseTime("Cassandra", timer); - log(statement, uow, timer, showValues); + int se = ei.getSpeculativeExecutions(); + String warn = ei.getWarnings().stream().collect(Collectors.joining(", ")); + String ri = + String.format( + "%s %s ~%s %s %s%s%sspec-retries: %d", + "server v" + qh.getCassandraVersion(), + qh.getAddress().toString(), + (oh != null && !oh.equals("")) ? " [tried: " + oh + "]" : "", + qh.getDatacenter(), + qh.getRack(), + (cl != null) + ? (" consistency: " + + cl.name() + + " " + + (cl.isDCLocal() ? " DC " : "") + + (cl.isSerial() ? " SC " : "")) + : "", + (warn != null && !warn.equals("")) ? ": " + warn : "", + se); + if (uow != null) uow.setInfo(ri); + else LOG.debug(ri); } + if (!resultSet.wasApplied() + && !(columnDefinitions.size() > 1 || !columnDefinitions.contains("[applied]"))) { + throw new HelenusException("Operation Failed"); + } + return resultSet; } finally { - - if (span != null) { - span.finish(); - } + timer.stop(); + if (uow != null) uow.addDatabaseTime("Cassandra", timer); + log(statement, uow, timer, showValues); } } diff --git a/src/test/java/net/helenus/test/integration/core/simple/SimpleUserTest.java b/src/test/java/net/helenus/test/integration/core/simple/SimpleUserTest.java index 642209b..32ae87f 100644 --- a/src/test/java/net/helenus/test/integration/core/simple/SimpleUserTest.java +++ b/src/test/java/net/helenus/test/integration/core/simple/SimpleUserTest.java @@ -17,13 +17,11 @@ package net.helenus.test.integration.core.simple; import static net.helenus.core.Query.eq; -import com.datastax.driver.core.ResultSet; import java.util.Optional; import java.util.concurrent.TimeoutException; import net.helenus.core.Helenus; import net.helenus.core.HelenusSession; import net.helenus.core.Operator; -import net.helenus.core.operation.UpdateOperation; import net.helenus.support.Fun; import net.helenus.test.integration.build.AbstractEmbeddedCassandraTest; import org.junit.Assert; @@ -184,7 +182,6 @@ public class SimpleUserTest extends AbstractEmbeddedCassandraTest { .set(user::age, null) .set(user::type, null) .where(user::id, eq(100L)) - .zipkinContext(null) .sync(); Fun.Tuple3 tuple = @@ -217,20 +214,6 @@ public class SimpleUserTest extends AbstractEmbeddedCassandraTest { } } - public void testZipkin() throws TimeoutException { - session - .update() - .set(user::name, null) - .set(user::age, null) - .set(user::type, null) - .where(user::id, eq(100L)) - .zipkinContext(null) - .sync(); - - UpdateOperation update = session.update(); - update.set(user::name, null).zipkinContext(null).sync(); - } - private void assertUsers(User expected, User actual) { Assert.assertEquals(expected.id(), actual.id()); Assert.assertEquals(expected.name(), actual.name()); diff --git a/src/test/java/net/helenus/test/integration/core/unitofwork/AndThenOrderTest.java b/src/test/java/net/helenus/test/integration/core/unitofwork/AndThenOrderTest.java index 4872e41..5f9b79a 100644 --- a/src/test/java/net/helenus/test/integration/core/unitofwork/AndThenOrderTest.java +++ b/src/test/java/net/helenus/test/integration/core/unitofwork/AndThenOrderTest.java @@ -91,7 +91,7 @@ public class AndThenOrderTest extends AbstractEmbeddedCassandraTest { () -> { q.add("1"); }) - .exceptionally( + .orElse( () -> { q.add("a"); }); @@ -101,7 +101,7 @@ public class AndThenOrderTest extends AbstractEmbeddedCassandraTest { () -> { q.add("2"); }) - .exceptionally( + .orElse( () -> { q.add("b"); }); @@ -110,7 +110,7 @@ public class AndThenOrderTest extends AbstractEmbeddedCassandraTest { () -> { q.add("3"); }) - .exceptionally( + .orElse( () -> { q.add("c"); }); @@ -119,7 +119,7 @@ public class AndThenOrderTest extends AbstractEmbeddedCassandraTest { () -> { q.add("4"); }) - .exceptionally( + .orElse( () -> { q.add("d"); }); @@ -132,7 +132,7 @@ public class AndThenOrderTest extends AbstractEmbeddedCassandraTest { () -> { q.add("5"); }) - .exceptionally( + .orElse( () -> { q.add("e"); });