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Greg Burd 2017-10-10 15:30:27 -04:00
commit 107f67735c
75 changed files with 1780 additions and 1020 deletions
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0
deploy.sh → bin/deploy.sh
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7
bin/format.sh Executable file
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@ -0,0 +1,7 @@
#!/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

0
sign.sh → bin/sign.sh
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BIN
lib/google-java-format-1.3-all-deps.jar Normal file
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4
pom.xml
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@ -4,8 +4,8 @@
<modelVersion>4.0.0</modelVersion>
<groupId>net.helenus</groupId>
<artifactId>helenus-core</artifactId>
<version>2.0.40-SNAPSHOT</version>
<artifactId>helenus-net-core</artifactId>
<version>2.1</version>
<packaging>jar</packaging>
<name>helenus</name>

48
src/main/java/com/datastax/driver/core/querybuilder/IsNotNullClause.java Normal file
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@ -0,0 +1,48 @@
/*
* 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 com.datastax.driver.core.querybuilder;
import com.datastax.driver.core.CodecRegistry;
import java.util.List;
public class IsNotNullClause extends Clause {
final String name;
public IsNotNullClause(String name) {
this.name = name;
}
@Override
String name() {
return name;
}
@Override
Object firstValue() {
return null;
}
@Override
void appendTo(StringBuilder sb, List<Object> variables, CodecRegistry codecRegistry) {
Utils.appendName(name, sb).append(" IS NOT NULL");
}
@Override
boolean containsBindMarker() {
return false;
}
}

53
src/main/java/com/datastax/driver/core/schemabuilder/CreateMaterializedView.java Normal file
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@ -0,0 +1,53 @@
package com.datastax.driver.core.schemabuilder;
import com.datastax.driver.core.CodecRegistry;
import com.datastax.driver.core.querybuilder.Select;
public class CreateMaterializedView extends Create {
private String viewName;
private Select.Where selection;
private String primaryKey;
private String clustering;
public CreateMaterializedView(
String keyspaceName, String viewName, Select.Where selection, String primaryKey, String clustering) {
super(keyspaceName, viewName);
this.viewName = viewName;
this.selection = selection;
this.primaryKey = primaryKey;
this.clustering = clustering;
}
public String getQueryString(CodecRegistry codecRegistry) {
return buildInternal();
}
public String buildInternal() {
StringBuilder createStatement =
new StringBuilder(STATEMENT_START).append("CREATE MATERIALIZED VIEW");
if (ifNotExists) {
createStatement.append(" IF NOT EXISTS");
}
createStatement.append(" ");
if (keyspaceName.isPresent()) {
createStatement.append(keyspaceName.get()).append(".");
}
createStatement.append(viewName);
createStatement.append(" AS ");
createStatement.append(selection.getQueryString());
createStatement.setLength(createStatement.length() - 1);
createStatement.append(" ");
createStatement.append(primaryKey);
if (clustering != null) {
createStatement.append(" ").append(clustering);
}
createStatement.append(";");
return createStatement.toString();
}
public String toString() {
return buildInternal();
}
}

53
src/main/java/com/datastax/driver/core/schemabuilder/DropMaterializedView.java Normal file
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@ -0,0 +1,53 @@
package com.datastax.driver.core.schemabuilder;
import com.google.common.base.Optional;
public class DropMaterializedView extends Drop {
enum DroppedItem {
TABLE,
TYPE,
INDEX,
MATERIALIZED_VIEW
}
private Optional<String> keyspaceName = Optional.absent();
private String itemName;
private boolean ifExists = true;
private final String itemType = "MATERIALIZED VIEW";
public DropMaterializedView(String keyspaceName, String viewName) {
this(keyspaceName, viewName, DroppedItem.MATERIALIZED_VIEW);
}
private DropMaterializedView(String keyspaceName, String viewName, DroppedItem itemType) {
super(keyspaceName, viewName, Drop.DroppedItem.TABLE);
validateNotEmpty(keyspaceName, "Keyspace name");
this.keyspaceName = Optional.fromNullable(keyspaceName);
this.itemName = viewName;
}
/**
* Add the 'IF EXISTS' condition to this DROP statement.
*
* @return this statement.
*/
public Drop ifExists() {
this.ifExists = true;
return this;
}
@Override
public String buildInternal() {
StringBuilder dropStatement = new StringBuilder("DROP " + itemType + " ");
if (ifExists) {
dropStatement.append("IF EXISTS ");
}
if (keyspaceName.isPresent()) {
dropStatement.append(keyspaceName.get()).append(".");
}
dropStatement.append(itemName);
return dropStatement.toString();
}
}

5
src/main/java/net/helenus/config/GetterMethodDetector.java
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@ -16,6 +16,7 @@
package net.helenus.config;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.util.function.Function;
import net.helenus.mapping.annotation.Transient;
@ -33,6 +34,10 @@ public enum GetterMethodDetector implements Function<Method, Boolean> {
return false;
}
if (Modifier.isStatic(method.getModifiers())) {
return false;
}
// Methods marked "Transient" are not mapped, skip them.
if (method.getDeclaredAnnotation(Transient.class) != null) {
return false;

5
src/main/java/net/helenus/core/AbstractAuditedEntityDraft.java
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@ -1,11 +1,9 @@
package net.helenus.core;
import net.helenus.core.reflect.MapExportable;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.util.Date;
import net.helenus.core.reflect.MapExportable;
public abstract class AbstractAuditedEntityDraft<E> extends AbstractEntityDraft<E> {
@ -37,5 +35,4 @@ public abstract class AbstractAuditedEntityDraft<E> extends AbstractEntityDraft<
public Date createdAt() {
return (Date) get("createdAt", Date.class);
}
}

60
src/main/java/net/helenus/core/AbstractEntityDraft.java
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@ -1,23 +1,18 @@
package net.helenus.core;
import java.util.*;
import com.google.common.primitives.Primitives;
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.MappingUtil;
public abstract class AbstractEntityDraft<E> implements Drafted<E> {
private final Map<String, Object> backingMap = new HashMap<String, Object>();
private final Set<String> mutatedSet = new HashSet<String>();
private final MapExportable entity;
private final Map<String, Object> entityMap;
public AbstractEntityDraft(MapExportable entity) {
this.entity = entity;
this.entityMap = entity != null ? entity.toMap() : new HashMap<String, Object>();
@ -25,11 +20,21 @@ public abstract class AbstractEntityDraft<E> implements Drafted<E> {
public abstract Class<E> getEntityClass();
public E build() { return Helenus.map(getEntityClass(), toMap()); }
public E build() {
return Helenus.map(getEntityClass(), toMap());
}
@SuppressWarnings("unchecked")
protected <T> T get(Getter<T> getter, Class<?> returnType) {
return (T) get(this.<T>methodNameFor(getter), returnType);
}
@SuppressWarnings("unchecked")
protected <T> T get(String key, Class<?> returnType) {
T value = (T) entityMap.get(key);
T value = (T) backingMap.get(key);
if (value == null) {
value = (T) entityMap.get(key);
if (value == null) {
if (Primitives.allPrimitiveTypes().contains(returnType)) {
@ -42,21 +47,29 @@ public abstract class AbstractEntityDraft<E> implements Drafted<E> {
return (T) type.getDefaultValue();
}
}
}
return value;
}
protected Object set(String key, Object value) {
protected <T> Object set(Getter<T> getter, Object value) {
return set(this.<T>methodNameFor(getter), value);
}
protected Object set(String key, Object value) {
if (key == null || value == null) {
return null;
}
backingMap.put(key, value);
mutatedSet.add(key);
return value;
}
@SuppressWarnings("unchecked")
protected <T> T mutate(Getter<T> getter, T value) {
return (T) mutate(this.<T>methodNameFor(getter), value);
}
protected Object mutate(String key, Object value) {
Objects.requireNonNull(key);
@ -69,26 +82,22 @@ public abstract class AbstractEntityDraft<E> implements Drafted<E> {
if (map.containsKey(key) && !value.equals(map.get(key))) {
backingMap.put(key, value);
mutatedSet.add(key);
return value;
}
return map.get(key);
} else {
backingMap.put(key, value);
mutatedSet.add(key);
return null;
}
}
private String methodNameFor(Getter<?> getter) {
return MappingUtil.resolveMappingProperty(getter)
.getProperty()
.getPropertyName();
private <T> String methodNameFor(Getter<T> getter) {
return MappingUtil.resolveMappingProperty(getter).getProperty().getPropertyName();
}
public Object unset(Getter<?> getter) {
public <T> Object unset(Getter<T> getter) {
return unset(methodNameFor(getter));
}
@ -96,22 +105,22 @@ public abstract class AbstractEntityDraft<E> implements Drafted<E> {
if (key != null) {
Object value = backingMap.get(key);
backingMap.put(key, null);
mutatedSet.add(key);
return value;
}
return null;
}
public <T> boolean reset(Getter<?> getter, T desiredValue) {
return this.<T>reset(methodNameFor(getter), desiredValue);
public <T> boolean reset(Getter<T> getter, T desiredValue) {
return this.<T>reset(this.<T>methodNameFor(getter), desiredValue);
}
public <T> boolean reset(String key, T desiredValue) {
if (key != null && desiredValue != null) {
@SuppressWarnings("unchecked")
T currentValue = (T) backingMap.get(key);
if (currentValue != null && !currentValue.equals(desiredValue)) {
return set(key, desiredValue) != null;
if (currentValue == null || !currentValue.equals(desiredValue)) {
set(key, desiredValue);
return true;
}
}
return false;
@ -122,7 +131,7 @@ public abstract class AbstractEntityDraft<E> implements Drafted<E> {
return toMap(entityMap);
}
public Map<String, Object> toMap(Map<String, Object>entityMap) {
public Map<String, Object> toMap(Map<String, Object> entityMap) {
Map<String, Object> combined;
if (entityMap != null && entityMap.size() > 0) {
combined = new HashMap<String, Object>(entityMap.size());
@ -132,7 +141,7 @@ public abstract class AbstractEntityDraft<E> implements Drafted<E> {
} else {
combined = new HashMap<String, Object>(backingMap.size());
}
for (String key : mutatedSet) {
for (String key : mutated()) {
combined.put(key, backingMap.get(key));
}
return combined;
@ -140,12 +149,11 @@ public abstract class AbstractEntityDraft<E> implements Drafted<E> {
@Override
public Set<String> mutated() {
return mutatedSet;
return backingMap.keySet();
}
@Override
public String toString() {
return backingMap.toString();
}
}

4
src/main/java/net/helenus/core/AbstractSessionOperations.java
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@ -22,7 +22,6 @@ import com.datastax.driver.core.querybuilder.BuiltStatement;
import com.google.common.util.concurrent.ListenableFuture;
import java.io.PrintStream;
import java.util.concurrent.Executor;
import net.helenus.mapping.value.ColumnValuePreparer;
import net.helenus.mapping.value.ColumnValueProvider;
import net.helenus.support.HelenusException;
@ -51,6 +50,8 @@ public abstract class AbstractSessionOperations {
public abstract ConsistencyLevel getDefaultConsistencyLevel();
public abstract boolean getDefaultQueryIdempotency();
public PreparedStatement prepare(RegularStatement statement) {
try {
log(statement, false);
@ -122,5 +123,4 @@ public abstract class AbstractSessionOperations {
void printCql(String cql) {
getPrintStream().println(cql);
}
}

26
src/main/java/net/helenus/core/AbstractUnitOfWork.java
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@ -17,10 +17,8 @@ package net.helenus.core;
import com.diffplug.common.base.Errors;
import com.google.common.collect.TreeTraverser;
import java.util.*;
/** Encapsulates the concept of a "transaction" as a unit-of-work. */
public abstract class AbstractUnitOfWork<E extends Exception> implements UnitOfWork, AutoCloseable {
private final List<AbstractUnitOfWork<E>> nested = new ArrayList<>();
@ -70,7 +68,9 @@ public abstract class AbstractUnitOfWork<E extends Exception> implements UnitOfW
return null;
}
public Map<String, Set<Object>> getCache() { return cache; }
public Map<String, Set<Object>> getCache() {
return cache;
}
private Iterator<AbstractUnitOfWork<E>> getChildNodes() {
return nested.iterator();
@ -85,7 +85,8 @@ public abstract class AbstractUnitOfWork<E extends Exception> implements UnitOfW
public PostCommitFunction<Void, Void> commit() throws E {
// All nested UnitOfWork should be committed (not aborted) before calls to commit, check.
boolean canCommit = true;
TreeTraverser<AbstractUnitOfWork<E>> traverser = TreeTraverser.using(node -> node::getChildNodes);
TreeTraverser<AbstractUnitOfWork<E>> traverser =
TreeTraverser.using(node -> node::getChildNodes);
for (AbstractUnitOfWork<E> uow : traverser.postOrderTraversal(this)) {
if (this != uow) {
canCommit &= (!uow.aborted && uow.committed);
@ -112,7 +113,8 @@ public abstract class AbstractUnitOfWork<E extends Exception> implements UnitOfW
if (parentCache.containsKey(key)) {
// merge the sets
Set<Object> ps = parentCache.get(key);
ps.addAll(cache.get(key)); //TODO(gburd): review this, likely not correct in all cases as-is.
ps.addAll(
cache.get(key)); //TODO(gburd): review this, likely not correct in all cases as-is.
} else {
// add the missing set
parentCache.put(key, cache.get(key));
@ -122,7 +124,10 @@ public abstract class AbstractUnitOfWork<E extends Exception> implements UnitOfW
// Apply all post-commit functions for
if (parent == null) {
traverser.postOrderTraversal(this).forEach(uow -> {
traverser
.postOrderTraversal(this)
.forEach(
uow -> {
uow.applyPostCommitFunctions();
});
return new PostCommitFunction(this, null);
@ -137,8 +142,12 @@ public abstract class AbstractUnitOfWork<E extends Exception> implements UnitOfW
/* Explicitly discard the work and mark it as as such in the log. */
public void abort() {
TreeTraverser<AbstractUnitOfWork<E>> traverser = TreeTraverser.using(node -> node::getChildNodes);
traverser.postOrderTraversal(this).forEach(uow -> {
TreeTraverser<AbstractUnitOfWork<E>> traverser =
TreeTraverser.using(node -> node::getChildNodes);
traverser
.postOrderTraversal(this)
.forEach(
uow -> {
uow.committed = false;
uow.aborted = true;
});
@ -165,5 +174,4 @@ public abstract class AbstractUnitOfWork<E extends Exception> implements UnitOfW
public boolean hasCommitted() {
return committed;
}
}

1
src/main/java/net/helenus/core/CommitThunk.java
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@ -1,6 +1,5 @@
package net.helenus.core;
import java.util.function.Function;
@FunctionalInterface
public interface CommitThunk {

9
src/main/java/net/helenus/core/Helenus.java
View file

@ -140,7 +140,14 @@ public final class Helenus {
}
public static HelenusEntity entity(Class<?> iface) {
return entity(iface, metadataForEntity.get(iface));
Metadata metadata = metadataForEntity.get(iface);
if (metadata == null) {
HelenusSession session = session();
if (session != null) {
metadata = session.getMetadata();
}
}
return entity(iface, metadata);
}
public static HelenusEntity entity(Class<?> iface, Metadata metadata) {

106
src/main/java/net/helenus/core/HelenusSession.java
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@ -15,10 +15,21 @@
*/
package net.helenus.core;
import static net.helenus.core.Query.eq;
import brave.Tracer;
import com.codahale.metrics.Meter;
import com.codahale.metrics.MetricRegistry;
import com.datastax.driver.core.*;
import java.io.Closeable;
import java.io.PrintStream;
import java.lang.reflect.Constructor;
import java.lang.reflect.InvocationTargetException;
import java.util.Map;
import java.util.Objects;
import java.util.Optional;
import java.util.Set;
import java.util.concurrent.Executor;
import java.util.function.Function;
import net.helenus.core.operation.*;
import net.helenus.core.reflect.Drafted;
import net.helenus.core.reflect.HelenusPropertyNode;
@ -33,19 +44,6 @@ import net.helenus.support.Fun.Tuple6;
import net.helenus.support.HelenusException;
import net.helenus.support.HelenusMappingException;
import java.io.Closeable;
import java.io.PrintStream;
import java.lang.reflect.Constructor;
import java.lang.reflect.InvocationTargetException;
import java.util.Map;
import java.util.Objects;
import java.util.Optional;
import java.util.Set;
import java.util.concurrent.Executor;
import java.util.function.Function;
import static net.helenus.core.Query.eq;
public final class HelenusSession extends AbstractSessionOperations implements Closeable {
private final int MAX_CACHE_SIZE = 10000;
@ -56,6 +54,7 @@ public final class HelenusSession extends AbstractSessionOperations implements C
private volatile String usingKeyspace;
private volatile boolean showCql;
private final ConsistencyLevel defaultConsistencyLevel;
private final boolean defaultQueryIdempotency;
private final MetricRegistry metricRegistry;
private final Tracer zipkinTracer;
private final PrintStream printStream;
@ -68,7 +67,6 @@ public final class HelenusSession extends AbstractSessionOperations implements C
private final StatementColumnValuePreparer valuePreparer;
private final Metadata metadata;
HelenusSession(
Session session,
String usingKeyspace,
@ -79,6 +77,7 @@ public final class HelenusSession extends AbstractSessionOperations implements C
Executor executor,
boolean dropSchemaOnClose,
ConsistencyLevel consistencyLevel,
boolean defaultQueryIdempotency,
Class<? extends UnitOfWork> unitOfWorkClass,
MetricRegistry metricRegistry,
Tracer tracer) {
@ -93,6 +92,7 @@ public final class HelenusSession extends AbstractSessionOperations implements C
this.executor = executor;
this.dropSchemaOnClose = dropSchemaOnClose;
this.defaultConsistencyLevel = consistencyLevel;
this.defaultQueryIdempotency = defaultQueryIdempotency;
this.unitOfWorkClass = unitOfWorkClass;
this.metricRegistry = metricRegistry;
this.zipkinTracer = tracer;
@ -168,10 +168,16 @@ public final class HelenusSession extends AbstractSessionOperations implements C
return metricRegistry;
}
@Override
public ConsistencyLevel getDefaultConsistencyLevel() {
return defaultConsistencyLevel;
}
@Override
public boolean getDefaultQueryIdempotency() {
return defaultQueryIdempotency;
}
public Metadata getMetadata() {
return metadata;
}
@ -183,20 +189,27 @@ public final class HelenusSession extends AbstractSessionOperations implements C
public synchronized UnitOfWork begin(UnitOfWork parent) {
try {
Class<? extends UnitOfWork> clazz = unitOfWorkClass;
Constructor<? extends UnitOfWork> ctor = clazz.getConstructor(HelenusSession.class, UnitOfWork.class);
Constructor<? extends UnitOfWork> ctor =
clazz.getConstructor(HelenusSession.class, UnitOfWork.class);
UnitOfWork uow = ctor.newInstance(this, parent);
if (parent != null) {
parent.addNestedUnitOfWork(uow);
}
return uow.begin();
}
catch (NoSuchMethodException | InvocationTargetException | InstantiationException | IllegalAccessException e) {
throw new HelenusException(String.format("Unable to instantiate {} as a UnitOfWork.", unitOfWorkClass.getSimpleName()), e);
} catch (NoSuchMethodException
| InvocationTargetException
| InstantiationException
| IllegalAccessException e) {
throw new HelenusException(
String.format(
"Unable to instantiate {} as a UnitOfWork.", unitOfWorkClass.getSimpleName()),
e);
}
}
public <E> SelectOperation<E> select(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");
ColumnValueProvider valueProvider = getValueProvider();
HelenusEntity entity = Helenus.resolve(pojo);
Class<?> entityClass = entity.getMappingInterface();
@ -234,7 +247,8 @@ public final class HelenusSession extends AbstractSessionOperations implements C
}
public <E> SelectOperation<Row> 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<Row>(this, entity);
}
@ -406,16 +420,20 @@ public final class HelenusSession extends AbstractSessionOperations implements C
public <E> UpdateOperation<E> update(Drafted<E> drafted) {
if (drafted instanceof AbstractEntityDraft == false) {
throw new HelenusMappingException("update of draft objects that don't inherit from AbstractEntityDraft is not yet supported");
throw new HelenusMappingException(
"update of draft objects that don't inherit from AbstractEntityDraft is not yet supported");
}
AbstractEntityDraft<E> draft = (AbstractEntityDraft<E>)drafted;
AbstractEntityDraft<E> draft = (AbstractEntityDraft<E>) drafted;
UpdateOperation update = new UpdateOperation<E>(this, draft);
Map<String, Object> map = draft.toMap();
Set<String> mutatedProperties = draft.mutated();
HelenusEntity entity = Helenus.entity(draft.getEntityClass());
// Add all the mutated values contained in the draft.
entity.getOrderedProperties().forEach(property -> {
entity
.getOrderedProperties()
.forEach(
property -> {
switch (property.getColumnType()) {
case PARTITION_KEY:
case CLUSTERING_COLUMN:
@ -424,10 +442,12 @@ public final class HelenusSession extends AbstractSessionOperations implements C
String propertyName = property.getPropertyName();
if (mutatedProperties.contains(propertyName)) {
Object value = map.get(propertyName);
Getter<Object> getter = new Getter<Object>() {
Getter<Object> getter =
new Getter<Object>() {
@Override
public Object get() {
throw new DslPropertyException(new HelenusPropertyNode(property, Optional.empty()));
throw new DslPropertyException(
new HelenusPropertyNode(property, Optional.empty()));
}
};
update.set(getter, value);
@ -436,16 +456,21 @@ public final class HelenusSession extends AbstractSessionOperations implements C
});
// Add the partition and clustering keys if they were in the draft (normally the case).
entity.getOrderedProperties().forEach(property -> {
entity
.getOrderedProperties()
.forEach(
property -> {
switch (property.getColumnType()) {
case PARTITION_KEY:
case CLUSTERING_COLUMN:
String propertyName = property.getPropertyName();
Object value = map.get(propertyName);
Getter<Object> getter = new Getter<Object>() {
Getter<Object> getter =
new Getter<Object>() {
@Override
public Object get() {
throw new DslPropertyException(new HelenusPropertyNode(property, Optional.empty()));
throw new DslPropertyException(
new HelenusPropertyNode(property, Optional.empty()));
}
};
update.where(getter, eq(value));
@ -473,9 +498,14 @@ public final class HelenusSession extends AbstractSessionOperations implements C
}
public <T> InsertOperation<T> insert(T pojo) {
Objects.requireNonNull(pojo, "supplied object must be either an instance of the entity class or a dsl for it, but cannot be null");
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 { entity = Helenus.resolve(pojo); } catch (HelenusMappingException e) {}
try {
entity = Helenus.resolve(pojo);
} catch (HelenusMappingException e) {
}
if (entity != null) {
return new InsertOperation<T>(this, entity.getMappingInterface(), true);
} else {
@ -483,7 +513,9 @@ public final class HelenusSession extends AbstractSessionOperations implements C
}
}
public <T> InsertOperation<T> insert(Drafted draft) { return insert(draft.build(), draft.mutated()); }
public <T> InsertOperation<T> insert(Drafted draft) {
return insert(draft.build(), draft.mutated());
}
private <T> InsertOperation<T> insert(T pojo, Set<String> mutations) {
Objects.requireNonNull(pojo, "pojo is empty");
@ -507,9 +539,14 @@ public final class HelenusSession extends AbstractSessionOperations implements C
}
public <T> InsertOperation<T> upsert(T pojo) {
Objects.requireNonNull(pojo, "supplied object must be either an instance of the entity class or a dsl for it, but cannot be null");
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 { entity = Helenus.resolve(pojo); } catch (HelenusMappingException e) {}
try {
entity = Helenus.resolve(pojo);
} catch (HelenusMappingException e) {
}
if (entity != null) {
return new InsertOperation<T>(this, entity.getMappingInterface(), false);
} else {
@ -582,5 +619,4 @@ public final class HelenusSession extends AbstractSessionOperations implements C
break;
}
}
}

3
src/main/java/net/helenus/core/PostCommitFunction.java
View file

@ -1,8 +1,7 @@
package net.helenus.core;
import java.util.Objects;
import java.util.*;
import java.util.Objects;
public class PostCommitFunction<T, R> implements java.util.function.Function<T, R> {

78
src/main/java/net/helenus/core/SchemaUtil.java
View file

@ -17,16 +17,22 @@ package net.helenus.core;
import com.datastax.driver.core.*;
import com.datastax.driver.core.IndexMetadata;
import com.datastax.driver.core.querybuilder.IsNotNullClause;
import com.datastax.driver.core.querybuilder.QueryBuilder;
import com.datastax.driver.core.querybuilder.Select;
import com.datastax.driver.core.schemabuilder.*;
import com.datastax.driver.core.schemabuilder.Create.Options;
import java.util.*;
import java.util.stream.Collectors;
import net.helenus.core.reflect.HelenusPropertyNode;
import net.helenus.mapping.*;
import net.helenus.mapping.ColumnType;
import net.helenus.mapping.annotation.ClusteringColumn;
import net.helenus.mapping.type.OptionalColumnMetadata;
import net.helenus.support.CqlUtil;
import net.helenus.support.HelenusMappingException;
public final class SchemaUtil {
private SchemaUtil() {}
@ -143,6 +149,78 @@ public final class SchemaUtil {
return SchemaBuilder.dropType(type.getTypeName()).ifExists();
}
public static SchemaStatement createMaterializedView(
String keyspace, String viewName, HelenusEntity entity) {
if (entity.getType() != HelenusEntityType.VIEW) {
throw new HelenusMappingException("expected view entity " + entity);
}
if (entity == null) {
throw new HelenusMappingException("no entity or table to select data");
}
List<HelenusPropertyNode> props = new ArrayList<HelenusPropertyNode>();
entity
.getOrderedProperties()
.stream()
.map(p -> new HelenusPropertyNode(p, Optional.empty()))
.forEach(p -> props.add(p));
Select.Selection selection = QueryBuilder.select();
for (HelenusPropertyNode prop : props) {
String columnName = prop.getColumnName();
selection = selection.column(columnName);
}
Class<?> iface = entity.getMappingInterface();
String tableName = Helenus.entity(iface.getInterfaces()[0]).getName().toCql();
Select.Where where = selection.from(tableName).where();
List<String> p = new ArrayList<String>(props.size());
List<String> c = new ArrayList<String>(props.size());
List<String> o = new ArrayList<String>(props.size());
for (HelenusPropertyNode prop : props) {
String columnName = prop.getColumnName();
switch (prop.getProperty().getColumnType()) {
case PARTITION_KEY:
p.add(columnName);
where = where.and(new IsNotNullClause(columnName));
break;
case CLUSTERING_COLUMN:
c.add(columnName);
where = where.and(new IsNotNullClause(columnName));
ClusteringColumn clusteringColumn = prop.getProperty().getGetterMethod().getAnnotation(ClusteringColumn.class);
if (clusteringColumn != null && clusteringColumn.ordering() != null) {
o.add(columnName + " " + clusteringColumn.ordering().cql());
}
break;
default:
break;
}
}
String primaryKey =
"PRIMARY KEY ("
+ ((p.size() > 1) ? "(" + String.join(", ", p) + ")" : p.get(0))
+ ((c.size() > 0)
? ", " + ((c.size() > 1) ? "(" + String.join(", ", c) + ")" : c.get(0))
: "")
+ ")";
String clustering = "";
if (o.size() > 0) {
clustering = "WITH CLUSTERING ORDER BY (" + String.join(", ", o) + ")";
}
return new CreateMaterializedView(keyspace, viewName, where, primaryKey, clustering);
}
public static SchemaStatement dropMaterializedView(
String keyspace, String viewName, HelenusEntity entity) {
return new DropMaterializedView(keyspace, viewName);
}
public static SchemaStatement createTable(HelenusEntity entity) {
if (entity.getType() != HelenusEntityType.TABLE) {

68
src/main/java/net/helenus/core/SessionInitializer.java
View file

@ -25,10 +25,13 @@ import java.util.*;
import java.util.concurrent.Executor;
import java.util.concurrent.Executors;
import java.util.function.Consumer;
import net.helenus.core.reflect.DslExportable;
import net.helenus.mapping.HelenusEntity;
import net.helenus.mapping.HelenusEntityType;
import net.helenus.mapping.MappingUtil;
import net.helenus.mapping.value.ColumnValuePreparer;
import net.helenus.mapping.value.ColumnValueProvider;
import net.helenus.support.Either;
import net.helenus.support.HelenusException;
import net.helenus.support.PackageUtil;
@ -39,6 +42,7 @@ public final class SessionInitializer extends AbstractSessionOperations {
private String usingKeyspace;
private boolean showCql = false;
private ConsistencyLevel consistencyLevel;
private boolean idempotent = true;
private MetricRegistry metricRegistry = new MetricRegistry();
private Tracer zipkinTracer;
private PrintStream printStream = System.out;
@ -52,7 +56,7 @@ public final class SessionInitializer extends AbstractSessionOperations {
private KeyspaceMetadata keyspaceMetadata;
private final List<Object> initList = new ArrayList<Object>();
private final List<Either<Object, Class<?>>> initList = new ArrayList<Either<Object, Class<?>>>();
private AutoDdl autoDdl = AutoDdl.UPDATE;
SessionInitializer(Session session) {
@ -125,6 +129,15 @@ public final class SessionInitializer extends AbstractSessionOperations {
return consistencyLevel;
}
public SessionInitializer idempotentQueryExecution(boolean idempotent) {
this.idempotent = idempotent;
return this;
}
public boolean getDefaultQueryIdempotency() {
return idempotent;
}
@Override
public PrintStream getPrintStream() {
return printStream;
@ -171,7 +184,10 @@ public final class SessionInitializer extends AbstractSessionOperations {
PackageUtil.getClasses(packageName)
.stream()
.filter(c -> c.isInterface() && !c.isAnnotation())
.forEach(initList::add);
.forEach(
clazz -> {
initList.add(Either.right(clazz));
});
} catch (IOException | ClassNotFoundException e) {
throw new HelenusException("fail to add package " + packageName, e);
}
@ -183,7 +199,7 @@ public final class SessionInitializer extends AbstractSessionOperations {
int len = dsls.length;
for (int i = 0; i != len; ++i) {
Object obj = Objects.requireNonNull(dsls[i], "element " + i + " is empty");
initList.add(obj);
initList.add(Either.left(obj));
}
return this;
}
@ -241,6 +257,7 @@ public final class SessionInitializer extends AbstractSessionOperations {
executor,
autoDdl == AutoDdl.CREATE_DROP,
consistencyLevel,
idempotent,
unitOfWorkClass,
metricRegistry,
zipkinTracer);
@ -250,7 +267,19 @@ public final class SessionInitializer extends AbstractSessionOperations {
Objects.requireNonNull(usingKeyspace, "please define keyspace by 'use' operator");
initList.forEach(dsl -> sessionRepository.add(dsl));
initList.forEach(
(either) -> {
Class<?> iface = null;
if (either.isLeft()) {
iface = MappingUtil.getMappingInterface(either.getLeft());
} else {
iface = either.getRight();
}
DslExportable dsl = (DslExportable) Helenus.dsl(iface);
dsl.setCassandraMetadataForHelenusSesion(session.getCluster().getMetadata());
sessionRepository.add(dsl);
});
TableOperations tableOps = new TableOperations(this, dropUnusedColumns, dropUnusedIndexes);
UserTypeOperations userTypeOps = new UserTypeOperations(this, dropUnusedColumns);
@ -258,8 +287,16 @@ public final class SessionInitializer extends AbstractSessionOperations {
switch (autoDdl) {
case CREATE_DROP:
// Drop tables first, otherwise a `DROP TYPE ...` will fail as the type is still referenced
// by a table.
// Drop view first, otherwise a `DROP TABLE ...` will fail as the type is still referenced
// by a view.
sessionRepository
.entities()
.stream()
.filter(e -> e.getType() == HelenusEntityType.VIEW)
.forEach(e -> tableOps.dropView(e));
// Drop tables second, before DROP TYPE otherwise a `DROP TYPE ...` will fail as the type is
// still referenced by a table.
sessionRepository
.entities()
.stream()
@ -278,6 +315,12 @@ public final class SessionInitializer extends AbstractSessionOperations {
.filter(e -> e.getType() == HelenusEntityType.TABLE)
.forEach(e -> tableOps.createTable(e));
sessionRepository
.entities()
.stream()
.filter(e -> e.getType() == HelenusEntityType.VIEW)
.forEach(e -> tableOps.createView(e));
break;
case VALIDATE:
@ -288,16 +331,29 @@ public final class SessionInitializer extends AbstractSessionOperations {
.stream()
.filter(e -> e.getType() == HelenusEntityType.TABLE)
.forEach(e -> tableOps.validateTable(getTableMetadata(e), e));
break;
case UPDATE:
eachUserTypeInOrder(userTypeOps, e -> userTypeOps.updateUserType(getUserType(e), e));
sessionRepository
.entities()
.stream()
.filter(e -> e.getType() == HelenusEntityType.VIEW)
.forEach(e -> tableOps.dropView(e));
sessionRepository
.entities()
.stream()
.filter(e -> e.getType() == HelenusEntityType.TABLE)
.forEach(e -> tableOps.updateTable(getTableMetadata(e), e));
sessionRepository
.entities()
.stream()
.filter(e -> e.getType() == HelenusEntityType.VIEW)
.forEach(e -> tableOps.createView(e));
break;
}

32
src/main/java/net/helenus/core/TableOperations.java
View file

@ -35,14 +35,11 @@ public final class TableOperations {
}
public void createTable(HelenusEntity entity) {
sessionOps.execute(SchemaUtil.createTable(entity), true);
executeBatch(SchemaUtil.createIndexes(entity));
}
public void dropTable(HelenusEntity entity) {
sessionOps.execute(SchemaUtil.dropTable(entity), true);
}
@ -50,7 +47,10 @@ public final class TableOperations {
if (tmd == null) {
throw new HelenusException(
"table not exists " + entity.getName() + "for entity " + entity.getMappingInterface());
"table does not exists "
+ entity.getName()
+ "for entity "
+ entity.getMappingInterface());
}
List<SchemaStatement> list = SchemaUtil.alterTable(tmd, entity, dropUnusedColumns);
@ -67,7 +67,31 @@ public final class TableOperations {
}
public void updateTable(TableMetadata tmd, HelenusEntity entity) {
if (tmd == null) {
createTable(entity);
return;
}
executeBatch(SchemaUtil.alterTable(tmd, entity, dropUnusedColumns));
executeBatch(SchemaUtil.alterIndexes(tmd, entity, dropUnusedIndexes));
}
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.
}
public void dropView(HelenusEntity entity) {
sessionOps.execute(
SchemaUtil.dropMaterializedView(
sessionOps.usingKeyspace(), entity.getName().toCql(), entity),
true);
}
public void updateView(TableMetadata tmd, HelenusEntity entity) {
if (tmd == null) {
createTable(entity);
return;

6
src/main/java/net/helenus/core/UnitOfWork.java
View file

@ -15,7 +15,6 @@
*/
package net.helenus.core;
import net.helenus.support.Either;
import java.util.Map;
import java.util.Set;
@ -41,12 +40,11 @@ public interface UnitOfWork<E extends Exception> extends AutoCloseable {
PostCommitFunction<Void, Void> commit() throws E;
/**
* Explicitly abort the work within this unit of work. Any nested aborted unit of work
* will trigger the entire unit of work to commit.
* 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();
boolean hasAborted();
boolean hasCommitted();

1
src/main/java/net/helenus/core/UnitOfWorkImpl.java
View file

@ -23,5 +23,4 @@ class UnitOfWorkImpl extends AbstractUnitOfWork<HelenusException> {
public UnitOfWorkImpl(HelenusSession session, UnitOfWork parent) {
super(session, (AbstractUnitOfWork<HelenusException>) parent);
}
}

4
src/main/java/net/helenus/core/operation/AbstractFilterOptionalOperation.java
View file

@ -19,11 +19,11 @@ import java.util.LinkedHashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import net.helenus.core.*;
import net.helenus.mapping.HelenusProperty;
public abstract class AbstractFilterOptionalOperation<E, O extends AbstractFilterOptionalOperation<E, O>>
public abstract class AbstractFilterOptionalOperation<
E, O extends AbstractFilterOptionalOperation<E, O>>
extends AbstractOptionalOperation<E, O> {
protected Map<HelenusProperty, Filter<?>> filters = null;

4
src/main/java/net/helenus/core/operation/AbstractFilterStreamOperation.java
View file

@ -19,11 +19,11 @@ import java.util.LinkedHashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import net.helenus.core.*;
import net.helenus.mapping.HelenusProperty;
public abstract class AbstractFilterStreamOperation<E, O extends AbstractFilterStreamOperation<E, O>>
public abstract class AbstractFilterStreamOperation<
E, O extends AbstractFilterStreamOperation<E, O>>
extends AbstractStreamOperation<E, O> {
protected Map<HelenusProperty, Filter<?>> filters = null;

4
src/main/java/net/helenus/core/operation/AbstractOperation.java
View file

@ -17,8 +17,6 @@ package net.helenus.core.operation;
import com.codahale.metrics.Timer;
import com.datastax.driver.core.ResultSet;
import java.util.Objects;
import java.util.concurrent.CompletableFuture;
import net.helenus.core.AbstractSessionOperations;
import net.helenus.core.UnitOfWork;
@ -40,7 +38,6 @@ public abstract class AbstractOperation<E, O extends AbstractOperation<E, O>>
return new PreparedOperation<E>(prepareStatement(), this);
}
public E sync() {
final Timer.Context context = requestLatency.time();
try {
@ -72,5 +69,4 @@ public abstract class AbstractOperation<E, O extends AbstractOperation<E, O>>
if (uow == null) return async();
return CompletableFuture.<E>supplyAsync(() -> sync(uow));
}
}

3
src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java
View file

@ -21,12 +21,10 @@ import com.datastax.driver.core.ResultSet;
import com.google.common.base.Function;
import com.google.common.util.concurrent.Futures;
import com.google.common.util.concurrent.ListenableFuture;
import java.util.HashSet;
import java.util.Optional;
import java.util.Set;
import java.util.concurrent.CompletableFuture;
import net.helenus.core.AbstractSessionOperations;
import net.helenus.core.UnitOfWork;
@ -114,5 +112,4 @@ public abstract class AbstractOptionalOperation<E, O extends AbstractOptionalOpe
if (uow == null) return async();
return CompletableFuture.<Optional<E>>supplyAsync(() -> sync(uow));
}
}

20
src/main/java/net/helenus/core/operation/AbstractStatementOperation.java
View file

@ -32,7 +32,8 @@ import net.helenus.support.HelenusException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public abstract class AbstractStatementOperation<E, O extends AbstractStatementOperation<E, O>> extends Operation<E> {
public abstract class AbstractStatementOperation<E, O extends AbstractStatementOperation<E, O>>
extends Operation<E> {
final Logger logger = LoggerFactory.getLogger(getClass());
@ -44,6 +45,7 @@ public abstract class AbstractStatementOperation<E, O extends AbstractStatementO
private ConsistencyLevel consistencyLevel;
private ConsistencyLevel serialConsistencyLevel;
private RetryPolicy retryPolicy;
private boolean idempotent = false;
private boolean enableTracing = false;
private long[] defaultTimestamp = null;
private int[] fetchSize = null;
@ -51,9 +53,9 @@ public abstract class AbstractStatementOperation<E, O extends AbstractStatementO
public AbstractStatementOperation(AbstractSessionOperations sessionOperations) {
super(sessionOperations);
this.consistencyLevel = sessionOperations.getDefaultConsistencyLevel();
this.idempotent = sessionOperations.getDefaultQueryIdempotency();
}
public O ignoreCache(boolean enabled) {
enableCache = enabled;
return (O) this;
@ -85,6 +87,16 @@ public abstract class AbstractStatementOperation<E, O extends AbstractStatementO
return (O) this;
}
public O idempotent() {
this.idempotent = true;
return (O) this;
}
public O isIdempotent(boolean idempotent) {
this.idempotent = idempotent;
return (O) this;
}
public O downgradingConsistencyRetryPolicy() {
this.retryPolicy = DowngradingConsistencyRetryPolicy.INSTANCE;
return (O) this;
@ -219,6 +231,10 @@ public abstract class AbstractStatementOperation<E, O extends AbstractStatementO
statement.setFetchSize(fetchSize[0]);
}
if (idempotent) {
statement.setIdempotent(true);
}
return statement;
}

10
src/main/java/net/helenus/core/operation/AbstractStreamOperation.java
View file

@ -21,20 +21,11 @@ import com.datastax.driver.core.ResultSet;
import com.google.common.base.Function;
import com.google.common.util.concurrent.Futures;
import com.google.common.util.concurrent.ListenableFuture;
import java.util.Map;
import java.util.Objects;
import java.util.Optional;
import java.util.Set;
import java.util.concurrent.CompletableFuture;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import net.helenus.core.AbstractSessionOperations;
import net.helenus.core.Helenus;
import net.helenus.core.UnitOfWork;
import net.helenus.mapping.HelenusEntity;
import net.helenus.mapping.value.ColumnValueProvider;
import net.helenus.mapping.value.ValueProviderMap;
public abstract class AbstractStreamOperation<E, O extends AbstractStreamOperation<E, O>>
extends AbstractStatementOperation<E, O> {
@ -113,5 +104,4 @@ public abstract class AbstractStreamOperation<E, O extends AbstractStreamOperati
if (uow == null) return async();
return CompletableFuture.<Stream<E>>supplyAsync(() -> sync(uow));
}
}

4
src/main/java/net/helenus/core/operation/BoundOptionalOperation.java
View file

@ -34,7 +34,9 @@ public final class BoundOptionalOperation<E>
}
@Override
public Optional<E> transform(ResultSet resultSet) { return delegate.transform(resultSet); }
public Optional<E> transform(ResultSet resultSet) {
return delegate.transform(resultSet);
}
@Override
public Statement buildStatement(boolean cached) {

11
src/main/java/net/helenus/core/operation/BoundStreamOperation.java
View file

@ -26,14 +26,17 @@ public final class BoundStreamOperation<E>
private final BoundStatement boundStatement;
private final AbstractStreamOperation<E, ?> delegate;
public BoundStreamOperation(BoundStatement boundStatement, AbstractStreamOperation<E, ?> operation) {
public BoundStreamOperation(
BoundStatement boundStatement, AbstractStreamOperation<E, ?> operation) {
super(operation.sessionOps);
this.boundStatement = boundStatement;
this.delegate = operation;
}
@Override
public String getStatementCacheKey() { return delegate.getStatementCacheKey(); }
public String getStatementCacheKey() {
return delegate.getStatementCacheKey();
}
@Override
public Stream<E> transform(ResultSet resultSet) {
@ -41,5 +44,7 @@ public final class BoundStreamOperation<E>
}
@Override
public Statement buildStatement(boolean cached) { return boundStatement; }
public Statement buildStatement(boolean cached) {
return boundStatement;
}
}

13
src/main/java/net/helenus/core/operation/InsertOperation.java
View file

@ -19,10 +19,9 @@ 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 com.google.common.base.Joiner;
import java.util.*;
import java.util.function.Function;
import com.google.common.base.Joiner;
import net.helenus.core.AbstractSessionOperations;
import net.helenus.core.Getter;
import net.helenus.core.Helenus;
@ -41,7 +40,8 @@ public final class InsertOperation<T> extends AbstractOperation<T, InsertOperati
private HelenusEntity entity;
private final List<Fun.Tuple2<HelenusPropertyNode, Object>> values = new ArrayList<Fun.Tuple2<HelenusPropertyNode, Object>>();
private final List<Fun.Tuple2<HelenusPropertyNode, Object>> values =
new ArrayList<Fun.Tuple2<HelenusPropertyNode, Object>>();
private final T pojo;
private final Class<?> resultType;
private boolean ifNotExists;
@ -57,7 +57,8 @@ public final class InsertOperation<T> extends AbstractOperation<T, InsertOperati
this.resultType = ResultSet.class;
}
public InsertOperation(AbstractSessionOperations sessionOperations, Class<?> resultType, boolean ifNotExists) {
public InsertOperation(
AbstractSessionOperations sessionOperations, Class<?> resultType, boolean ifNotExists) {
super(sessionOperations);
this.ifNotExists = ifNotExists;
@ -248,6 +249,9 @@ public final class InsertOperation<T> extends AbstractOperation<T, InsertOperati
@Override
public T sync(UnitOfWork uow) {
if (uow == null) {
return sync();
}
T result = super.sync(uow);
Class<?> iface = entity.getMappingInterface();
if (resultType == iface) {
@ -260,5 +264,4 @@ public final class InsertOperation<T> extends AbstractOperation<T, InsertOperati
}
return result;
}
}

32
src/main/java/net/helenus/core/operation/Operation.java
View file

@ -1,21 +1,18 @@
package net.helenus.core.operation;
import java.util.concurrent.ExecutionException;
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;
import com.datastax.driver.core.ResultSet;
import com.datastax.driver.core.ResultSetFuture;
import com.datastax.driver.core.Statement;
import brave.Span;
import brave.Tracer;
import brave.propagation.TraceContext;
import java.util.concurrent.ExecutionException;
import net.helenus.core.AbstractSessionOperations;
import net.helenus.core.UnitOfWork;
public abstract class Operation<E> {
protected final AbstractSessionOperations sessionOps;
@ -31,7 +28,12 @@ public abstract class Operation<E> {
this.requestLatency = metrics.timer("net.helenus.request-latency");
}
public ResultSet execute(AbstractSessionOperations session, UnitOfWork uow, TraceContext traceContext, boolean showValues, boolean cached) {
public ResultSet execute(
AbstractSessionOperations session,
UnitOfWork uow,
TraceContext traceContext,
boolean showValues,
boolean cached) {
// Start recording in a Zipkin sub-span our execution time to perform this operation.
Tracer tracer = session.getZipkinTracer();
@ -60,14 +62,18 @@ public abstract class Operation<E> {
if (span != null) {
span.finish();
}
}
}
public Statement options(Statement statement) { return statement; }
public Statement options(Statement statement) {
return statement;
}
public Statement buildStatement(boolean cached) { return null; }
public String getStatementCacheKey() { return null; }
public Statement buildStatement(boolean cached) {
return null;
}
public String getStatementCacheKey() {
return null;
}
}

1
src/main/java/net/helenus/core/operation/PreparedStreamOperation.java
View file

@ -17,7 +17,6 @@ package net.helenus.core.operation;
import com.datastax.driver.core.BoundStatement;
import com.datastax.driver.core.PreparedStatement;
import java.util.regex.Pattern;
public final class PreparedStreamOperation<E> {

4
src/main/java/net/helenus/core/operation/SelectFirstOperation.java
View file

@ -38,7 +38,9 @@ public final class SelectFirstOperation<E>
}
@Override
public String getStatementCacheKey() { return delegate.getStatementCacheKey(); }
public String getStatementCacheKey() {
return delegate.getStatementCacheKey();
}
@Override
public BuiltStatement buildStatement(boolean cached) {

4
src/main/java/net/helenus/core/operation/SelectFirstTransformingOperation.java
View file

@ -36,7 +36,9 @@ public final class SelectFirstTransformingOperation<R, E>
}
@Override
public String getStatementCacheKey() { return delegate.getStatementCacheKey(); }
public String getStatementCacheKey() {
return delegate.getStatementCacheKey();
}
@Override
public BuiltStatement buildStatement(boolean cached) {

33
src/main/java/net/helenus/core/operation/SelectOperation.java
View file

@ -23,13 +23,12 @@ 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.base.Joiner;
import com.google.common.collect.Iterables;
import java.util.*;
import java.util.function.Function;
import java.util.stream.Stream;
import java.util.stream.StreamSupport;
import com.google.common.base.Joiner;
import com.google.common.collect.Iterables;
import net.helenus.core.*;
import net.helenus.core.reflect.HelenusPropertyNode;
import net.helenus.mapping.HelenusEntity;
@ -48,6 +47,7 @@ public final class SelectOperation<E> extends AbstractFilterStreamOperation<E, S
protected List<Ordering> ordering = null;
protected Integer limit = null;
protected boolean allowFiltering = false;
protected String alternateTableName = null;
@SuppressWarnings("unchecked")
public SelectOperation(AbstractSessionOperations sessionOperations) {
@ -129,6 +129,19 @@ public final class SelectOperation<E> extends AbstractFilterStreamOperation<E, S
return new CountOperation(sessionOps, entity);
}
public <V extends E> SelectOperation<E> from(Class<V> materializedViewClass) {
Objects.requireNonNull(materializedViewClass);
HelenusEntity entity = Helenus.entity(materializedViewClass);
this.alternateTableName = entity.getName().toCql();
this.allowFiltering = true;
return this;
}
public SelectOperation<E> from(String alternateTableName) {
this.alternateTableName = alternateTableName;
return this;
}
public SelectFirstOperation<E> single() {
limit(1);
return new SelectFirstOperation<E>(this);
@ -189,7 +202,6 @@ public final class SelectOperation<E> extends AbstractFilterStreamOperation<E, S
switch (prop.getProperty().getColumnType()) {
case PARTITION_KEY:
case CLUSTERING_COLUMN:
Filter filter = filters.get(prop.getProperty());
if (filter != null) {
keys.add(filter.toString());
@ -232,7 +244,7 @@ public final class SelectOperation<E> extends AbstractFilterStreamOperation<E, S
}
if (cached) {
switch(prop.getProperty().getColumnType()) {
switch (prop.getProperty().getColumnType()) {
case PARTITION_KEY:
case CLUSTERING_COLUMN:
break;
@ -255,7 +267,8 @@ public final class SelectOperation<E> extends AbstractFilterStreamOperation<E, S
throw new HelenusMappingException("no entity or table to select data");
}
Select select = selection.from(entity.getName().toCql());
String tableName = alternateTableName == null ? entity.getName().toCql() : alternateTableName;
Select select = selection.from(tableName);
if (ordering != null && !ordering.isEmpty()) {
select.orderBy(ordering.toArray(new Ordering[ordering.size()]));
@ -290,10 +303,14 @@ public final class SelectOperation<E> extends AbstractFilterStreamOperation<E, S
@Override
public Stream<E> transform(ResultSet resultSet) {
if (rowMapper != null) {
return StreamSupport.stream(Spliterators.spliteratorUnknownSize(resultSet.iterator(), Spliterator.ORDERED), false).map(rowMapper);
return StreamSupport.stream(
Spliterators.spliteratorUnknownSize(resultSet.iterator(), Spliterator.ORDERED), false)
.map(rowMapper);
} else {
return (Stream<E>)
StreamSupport.stream(Spliterators.spliteratorUnknownSize(resultSet.iterator(), Spliterator.ORDERED),false);
StreamSupport.stream(
Spliterators.spliteratorUnknownSize(resultSet.iterator(), Spliterator.ORDERED),
false);
}
}

5
src/main/java/net/helenus/core/operation/SelectTransformingOperation.java
View file

@ -36,7 +36,9 @@ public final class SelectTransformingOperation<R, E>
}
@Override
public String getStatementCacheKey() { return delegate.getStatementCacheKey(); }
public String getStatementCacheKey() {
return delegate.getStatementCacheKey();
}
@Override
public BuiltStatement buildStatement(boolean cached) {
@ -47,5 +49,4 @@ public final class SelectTransformingOperation<R, E>
public Stream<R> transform(ResultSet resultSet) {
return delegate.transform(resultSet).map(fn);
}
}

24
src/main/java/net/helenus/core/operation/UpdateOperation.java
View file

@ -15,15 +15,13 @@
*/
package net.helenus.core.operation;
import java.util.*;
import java.util.function.Function;
import com.datastax.driver.core.ResultSet;
import com.datastax.driver.core.querybuilder.Assignment;
import com.datastax.driver.core.querybuilder.BuiltStatement;
import com.datastax.driver.core.querybuilder.QueryBuilder;
import com.datastax.driver.core.querybuilder.Update;
import java.util.*;
import java.util.function.Function;
import net.helenus.core.*;
import net.helenus.core.reflect.HelenusPropertyNode;
import net.helenus.mapping.HelenusEntity;
@ -43,19 +41,21 @@ public final class UpdateOperation<E> extends AbstractFilterOperation<E, UpdateO
private int[] ttl;
private long[] timestamp;
public UpdateOperation(AbstractSessionOperations sessionOperations){
public UpdateOperation(AbstractSessionOperations sessionOperations) {
super(sessionOperations);
this.draft = null;
this.draftMap = null;
}
public UpdateOperation(AbstractSessionOperations sessionOperations, AbstractEntityDraft<E> draft) {
public UpdateOperation(
AbstractSessionOperations sessionOperations, AbstractEntityDraft<E> draft) {
super(sessionOperations);
this.draft = draft;
this.draftMap = draft.toMap();
}
public UpdateOperation(AbstractSessionOperations sessionOperations, HelenusPropertyNode p, Object v) {
public UpdateOperation(
AbstractSessionOperations sessionOperations, HelenusPropertyNode p, Object v) {
super(sessionOperations);
this.draft = null;
this.draftMap = null;
@ -152,7 +152,7 @@ public final class UpdateOperation<E> extends AbstractFilterOperation<E, UpdateO
if (draft != null) {
String key = p.getProperty().getPropertyName();
List<V> list = (List<V>)draftMap.get(key);
List<V> list = (List<V>) draftMap.get(key);
list.add(0, value);
}
@ -194,7 +194,7 @@ public final class UpdateOperation<E> extends AbstractFilterOperation<E, UpdateO
if (draft != null) {
String key = p.getProperty().getPropertyName();
List<V> list = (List<V>)draftMap.get(key);
List<V> list = (List<V>) draftMap.get(key);
if (idx < 0) {
list.add(0, value);
} else if (idx > list.size()) {
@ -222,7 +222,7 @@ public final class UpdateOperation<E> extends AbstractFilterOperation<E, UpdateO
if (draft != null) {
String key = p.getProperty().getPropertyName();
List<V> list = (List<V>)draftMap.get(key);
List<V> list = (List<V>) draftMap.get(key);
list.add(value);
}
@ -579,6 +579,9 @@ public final class UpdateOperation<E> extends AbstractFilterOperation<E, UpdateO
@Override
public E sync(UnitOfWork uow) {
if (uow == null) {
return sync();
}
E result = super.sync(uow);
if (draft != null) {
String key = getStatementCacheKey();
@ -590,5 +593,4 @@ public final class UpdateOperation<E> extends AbstractFilterOperation<E, UpdateO
}
return result;
}
}

1
src/main/java/net/helenus/core/reflect/Drafted.java
View file

@ -1,6 +1,5 @@
package net.helenus.core.reflect;
import net.helenus.mapping.HelenusEntity;
import java.util.Set;

4
src/main/java/net/helenus/core/reflect/DslExportable.java
View file

@ -15,14 +15,18 @@
*/
package net.helenus.core.reflect;
import com.datastax.driver.core.Metadata;
import net.helenus.mapping.HelenusEntity;
public interface DslExportable {
public static final String GET_ENTITY_METHOD = "getHelenusMappingEntity";
public static final String GET_PARENT_METHOD = "getParentDslHelenusPropertyNode";
public static final String SET_METADATA_METHOD = "setCassandraMetadataForHelenusSesion";
HelenusEntity getHelenusMappingEntity();
HelenusPropertyNode getParentDslHelenusPropertyNode();
void setCassandraMetadataForHelenusSesion(Metadata metadata);
}

48
src/main/java/net/helenus/core/reflect/DslInvocationHandler.java
View file

@ -34,7 +34,12 @@ import net.helenus.support.HelenusException;
public class DslInvocationHandler<E> implements InvocationHandler {
private final HelenusEntity entity;
private HelenusEntity entity = null;
private Metadata metadata = null;
private final Class<E> iface;
private final ClassLoader classLoader;
private final Optional<HelenusPropertyNode> parent;
private final Map<Method, HelenusProperty> map = new HashMap<Method, HelenusProperty>();
@ -48,10 +53,22 @@ public class DslInvocationHandler<E> implements InvocationHandler {
Optional<HelenusPropertyNode> parent,
Metadata metadata) {
this.entity = new HelenusMappingEntity(iface, metadata);
this.metadata = metadata;
this.parent = parent;
this.iface = iface;
this.classLoader = classLoader;
}
public void setCassandraMetadataForHelenusSesion(Metadata metadata) {
if (metadata != null) {
this.metadata = metadata;
entity = init(metadata);
}
}
private HelenusEntity init(Metadata metadata) {
HelenusEntity entity = new HelenusMappingEntity(iface, metadata);
if (this.entity != null) {
for (HelenusProperty prop : entity.getOrderedProperties()) {
map.put(prop.getGetterMethod(), prop);
@ -88,12 +105,14 @@ public class DslInvocationHandler<E> implements InvocationHandler {
}
}
}
}
return entity;
}
@Override
public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
HelenusEntity entity = this.entity;
String methodName = method.getName();
if ("equals".equals(methodName) && method.getParameterCount() == 1) {
@ -107,6 +126,15 @@ public class DslInvocationHandler<E> implements InvocationHandler {
return false;
}
if (DslExportable.SET_METADATA_METHOD.equals(methodName)
&& args.length == 1
&& args[0] instanceof Metadata) {
if (metadata == null) {
this.setCassandraMetadataForHelenusSesion((Metadata) args[0]);
}
return null;
}
if (method.getParameterCount() != 0 || method.getReturnType() == void.class) {
throw new HelenusException("invalid getter method " + method);
}
@ -115,6 +143,14 @@ public class DslInvocationHandler<E> implements InvocationHandler {
return hashCode();
}
if (DslExportable.GET_PARENT_METHOD.equals(methodName)) {
return parent.get();
}
if (entity == null) {
entity = init(metadata);
}
if ("toString".equals(methodName)) {
return entity.toString();
}
@ -123,10 +159,6 @@ public class DslInvocationHandler<E> implements InvocationHandler {
return entity;
}
if (DslExportable.GET_PARENT_METHOD.equals(methodName)) {
return parent.get();
}
HelenusProperty prop = map.get(method);
if (prop == null) {
prop = entity.getProperty(methodName);

5
src/main/java/net/helenus/core/reflect/MapperInvocationHandler.java
View file

@ -23,6 +23,7 @@ import java.lang.reflect.Method;
import java.lang.reflect.Proxy;
import java.util.Collections;
import java.util.Map;
import net.helenus.core.Helenus;
import net.helenus.mapping.annotation.Transient;
import net.helenus.support.HelenusException;
@ -91,6 +92,10 @@ public class MapperInvocationHandler<E> implements InvocationHandler, Serializab
return iface.getSimpleName() + ": " + src.toString();
}
if ("dsl".equals(methodName)) {
return Helenus.dsl(iface);
}
if (MapExportable.TO_MAP_METHOD.equals(methodName)) {
return Collections.unmodifiableMap(src);
}

1
src/main/java/net/helenus/mapping/HelenusEntityType.java
View file

@ -17,6 +17,7 @@ package net.helenus.mapping;
public enum HelenusEntityType {
TABLE,
VIEW,
TUPLE,
UDT;
}

31
src/main/java/net/helenus/mapping/HelenusMappingEntity.java
View file

@ -25,6 +25,7 @@ import net.helenus.core.Helenus;
import net.helenus.core.annotation.Cacheable;
import net.helenus.mapping.annotation.*;
import net.helenus.support.HelenusMappingException;
import org.apache.commons.lang3.ClassUtils;
public final class HelenusMappingEntity implements HelenusEntity {
@ -52,18 +53,33 @@ public final class HelenusMappingEntity implements HelenusEntity {
HelenusSettings settings = Helenus.settings();
List<Method> methods = new ArrayList<Method>();
Map<String, Method> methods = new HashMap<String, Method>();
for (Method m : iface.getDeclaredMethods()) {
methods.put(m.getName(), m);
}
methods.addAll(Arrays.asList(iface.getDeclaredMethods()));
for (Class<?> c : iface.getInterfaces()) {
methods.addAll(Arrays.asList(c.getDeclaredMethods()));
for (Class<?> c : ClassUtils.getAllInterfaces(iface)) {
if (c.getDeclaredAnnotation(Table.class) != null
|| c.getDeclaredAnnotation(InheritedTable.class) != null) {
for (Method m : c.getDeclaredMethods()) {
Method o = methods.get(m.getName());
if (o != null) {
// Prefer overridden method implementation.
if (o.getDeclaringClass().isAssignableFrom(m.getDeclaringClass())) {
methods.put(m.getName(), m);
}
} else {
methods.put(m.getName(), m);
}
}
}
}
List<HelenusProperty> propsLocal = new ArrayList<HelenusProperty>();
ImmutableMap.Builder<String, HelenusProperty> propsBuilder = ImmutableMap.builder();
ImmutableMap.Builder<String, Method> methodsBuilder = ImmutableMap.builder();
for (Method method : methods) {
for (Method method : methods.values()) {
if (settings.getGetterMethodDetector().apply(method)) {
@ -130,6 +146,9 @@ public final class HelenusMappingEntity implements HelenusEntity {
case TABLE:
return MappingUtil.getTableName(iface, true);
case VIEW:
return MappingUtil.getViewName(iface, true);
case TUPLE:
return IdentityName.of(MappingUtil.getDefaultEntityName(iface), false);
@ -146,6 +165,8 @@ public final class HelenusMappingEntity implements HelenusEntity {
if (null != iface.getDeclaredAnnotation(Table.class)) {
return HelenusEntityType.TABLE;
} else if (null != iface.getDeclaredAnnotation(MaterializedView.class)) {
return HelenusEntityType.VIEW;
} else if (null != iface.getDeclaredAnnotation(Tuple.class)) {
return HelenusEntityType.TUPLE;
} else if (null != iface.getDeclaredAnnotation(UDT.class)) {

28
src/main/java/net/helenus/mapping/MappingUtil.java
View file

@ -25,10 +25,7 @@ import javax.validation.ConstraintValidator;
import net.helenus.core.Getter;
import net.helenus.core.Helenus;
import net.helenus.core.reflect.*;
import net.helenus.mapping.annotation.Index;
import net.helenus.mapping.annotation.Table;
import net.helenus.mapping.annotation.Tuple;
import net.helenus.mapping.annotation.UDT;
import net.helenus.mapping.annotation.*;
import net.helenus.support.DslPropertyException;
import net.helenus.support.HelenusMappingException;
@ -172,6 +169,28 @@ public final class MappingUtil {
return udt != null;
}
public static IdentityName getViewName(Class<?> iface, boolean required) {
String viewName = null;
boolean forceQuote = false;
MaterializedView view = iface.getDeclaredAnnotation(MaterializedView.class);
if (view != null) {
viewName = view.value();
forceQuote = view.forceQuote();
} else if (required) {
throw new HelenusMappingException("entity must have annotation @Table " + iface);
}
if (viewName == null || viewName.isEmpty()) {
viewName = getDefaultEntityName(iface);
}
return new IdentityName(viewName, forceQuote);
}
public static IdentityName getTableName(Class<?> iface, boolean required) {
String tableName = null;
@ -222,6 +241,7 @@ public final class MappingUtil {
}
if (iface.getDeclaredAnnotation(Table.class) != null
|| iface.getDeclaredAnnotation(MaterializedView.class) != null
|| iface.getDeclaredAnnotation(UDT.class) != null
|| iface.getDeclaredAnnotation(Tuple.class) != null) {

50
src/main/java/net/helenus/mapping/annotation/CoveringIndex.java Normal file
View file

@ -0,0 +1,50 @@
package net.helenus.mapping.annotation;
import java.lang.annotation.*;
/**
* CoveringIndex annotation is using under the specific column or method in entity interface
* with @Table annotation.
*
* <p>A corresponding materialized view will be created based on the underline @Table for the
* specific column.
*
* <p>This is useful when you need to perform IN or SORT/ORDER-BY queries and to do so you'll need
* different materialized table on disk in Cassandra.
*
* <p>For each @Table annotated interface Helenus will create/update/verify Cassandra Materialized
* Views and some indexes if needed on startup.
*/
@Inherited
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.TYPE})
public @interface CoveringIndex {
/**
* Defined the name of the index. By default the entity name with column name as suffix.
*
* @return name of the covering index
*/
String name() default "";
/**
* Set of fields in this entity to replicate in the index.
*
* @return array of the string names of the fields.
*/
String[] covering() default "";
/**
* Set of fields to use as the partition keys for this projection.
*
* @return array of the string names of the fields.
*/
String[] partitionKeys() default "";
/**
* Set of fields to use as the clustering columns for this projection.
*
* @return array of the string names of the fields.
*/
String[] clusteringColumns() default "";
}

52
src/main/java/net/helenus/mapping/annotation/MaterializedView.java Normal file
View file

@ -0,0 +1,52 @@
/*
* 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.annotation;
import java.lang.annotation.*;
/**
* Materialized alternate view of another Entity annotation
*
* <p>MaterializedView annotation is used to define different mapping to some other Table interface
*
* <p>This is useful when you need to perform IN or SORT/ORDER-BY queries and to do so you'll need
* different materialized table on disk in Cassandra.
*
* <p>For each @Table annotated interface Helenus will create/update/verify Cassandra Materialized
* Views and some indexes if needed on startup.
*/
@Inherited
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.TYPE})
public @interface MaterializedView {
/**
* Default value is the SimpleName of the interface normalized to underscore
*
* @return name of the type
*/
String value() default "";
/**
* For reserved words in Cassandra we need quotation in CQL queries. This property marks that the
* name of the type needs to be quoted.
*
* <p>Default value is false, we are quoting only selected names.
*
* @return true if name have to be quoted
*/
boolean forceQuote() default false;
}

5
src/main/java/net/helenus/mapping/javatype/AbstractCollectionJavaType.java
View file

@ -2,6 +2,7 @@ package net.helenus.mapping.javatype;
public abstract class AbstractCollectionJavaType extends AbstractJavaType {
public static boolean isCollectionType() { return true; }
public static boolean isCollectionType() {
return true;
}
}

4
src/main/java/net/helenus/mapping/javatype/AbstractJavaType.java
View file

@ -33,7 +33,9 @@ import net.helenus.support.HelenusMappingException;
public abstract class AbstractJavaType {
public static boolean isCollectionType() { return false; }
public static boolean isCollectionType() {
return false;
}
public abstract Class<?> getJavaClass();

1
src/main/java/net/helenus/mapping/javatype/MapJavaType.java
View file

@ -18,7 +18,6 @@ package net.helenus.mapping.javatype;
import com.datastax.driver.core.*;
import java.lang.reflect.Method;
import java.lang.reflect.Type;
import java.util.AbstractCollection;
import java.util.Map;
import java.util.Optional;
import java.util.function.Function;

5
src/main/java/net/helenus/mapping/type/AbstractCollectionDataType.java
View file

@ -8,6 +8,7 @@ public abstract class AbstractCollectionDataType extends AbstractDataType {
super(columnType);
}
public boolean isCollectionType() { return true; }
public boolean isCollectionType() {
return true;
}
}

5
src/main/java/net/helenus/mapping/type/AbstractDataType.java
View file

@ -55,6 +55,7 @@ public abstract class AbstractDataType {
"wrong column type " + columnType + " for UserDefinedType in columnName " + columnName);
}
public boolean isCollectionType() { return false; }
public boolean isCollectionType() {
return false;
}
}

2
src/main/java/net/helenus/mapping/type/UDTKeyMapDataType.java
View file

@ -18,8 +18,6 @@ package net.helenus.mapping.type;
import com.datastax.driver.core.DataType;
import com.datastax.driver.core.UserType;
import com.datastax.driver.core.schemabuilder.*;
import java.util.AbstractCollection;
import java.util.List;
import net.helenus.mapping.ColumnType;
import net.helenus.mapping.IdentityName;

2
src/main/java/net/helenus/mapping/value/BeanColumnValueProvider.java
View file

@ -33,7 +33,7 @@ public enum BeanColumnValueProvider implements ColumnValueProvider {
try {
value = getter.invoke(bean, new Object[] {});
} catch (InvocationTargetException e) {
if (e.getCause() != null ) {
if (e.getCause() != null) {
throw new HelenusException("getter threw an exception", e.getCause());
}
} catch (ReflectiveOperationException e) {

41
src/test/java/net/helenus/test/integration/core/collection/CollectionTest.java
View file

@ -67,11 +67,8 @@ public class CollectionTest extends AbstractEmbeddedCassandraTest {
// read full object
Customer actual = session.<Customer>select(customer)
.where(customer::id, eq(id))
.single()
.sync()
.orElse(null);
Customer actual =
session.<Customer>select(customer).where(customer::id, eq(id)).single().sync().orElse(null);
Assert.assertEquals(id, actual.id());
Assert.assertEquals(aliases, actual.aliases());
Assert.assertNull(actual.names());
@ -90,11 +87,8 @@ public class CollectionTest extends AbstractEmbeddedCassandraTest {
session.update().set(customer::aliases, expected).where(customer::id, eq(id)).sync();
actual = session.<Customer>select(customer)
.where(customer::id, eq(id))
.single()
.sync()
.orElse(null);
actual =
session.<Customer>select(customer).where(customer::id, eq(id)).single().sync().orElse(null);
Assert.assertEquals(id, actual.id());
Assert.assertEquals(expected, actual.aliases());
@ -170,11 +164,8 @@ public class CollectionTest extends AbstractEmbeddedCassandraTest {
// read full object
Customer actual = session.<Customer>select(customer)
.where(customer::id, eq(id))
.single()
.sync()
.orElse(null);
Customer actual =
session.<Customer>select(customer).where(customer::id, eq(id)).single().sync().orElse(null);
Assert.assertEquals(id, actual.id());
Assert.assertEquals(names, actual.names());
@ -200,11 +191,8 @@ public class CollectionTest extends AbstractEmbeddedCassandraTest {
session.update().set(customer::names, expected).where(customer::id, eq(id)).sync();
actual = session.<Customer>select(customer)
.where(customer::id, eq(id))
.single()
.sync()
.orElse(null);
actual =
session.<Customer>select(customer).where(customer::id, eq(id)).single().sync().orElse(null);
Assert.assertEquals(id, actual.id());
Assert.assertEquals(expected, actual.names());
@ -306,10 +294,8 @@ public class CollectionTest extends AbstractEmbeddedCassandraTest {
// read full object
Customer actual = session.<Customer>select(customer)
.where(customer::id, eq(id)).single()
.sync()
.orElse(null);
Customer actual =
session.<Customer>select(customer).where(customer::id, eq(id)).single().sync().orElse(null);
Assert.assertEquals(id, actual.id());
Assert.assertEquals(props, actual.properties());
@ -343,11 +329,8 @@ public class CollectionTest extends AbstractEmbeddedCassandraTest {
session.update().set(customer::properties, expected).where(customer::id, eq(id)).sync();
actual = session.<Customer>select(customer)
.where(customer::id, eq(id))
.single()
.sync()
.orElse(null);
actual =
session.<Customer>select(customer).where(customer::id, eq(id)).single().sync().orElse(null);
Assert.assertEquals(id, actual.id());
Assert.assertEquals(expected, actual.properties());

60
src/test/java/net/helenus/test/integration/core/draft/EntityDraftBuilderTest.java
View file

@ -18,31 +18,21 @@ package net.helenus.test.integration.core.draft;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import net.helenus.core.Helenus;
import net.helenus.core.HelenusSession;
import net.helenus.test.integration.build.AbstractEmbeddedCassandraTest;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import net.helenus.core.Helenus;
import net.helenus.core.HelenusSession;
import net.helenus.test.integration.build.AbstractEmbeddedCassandraTest;
import static net.helenus.core.Query.eq;
public class EntityDraftBuilderTest extends AbstractEmbeddedCassandraTest {
static Supply supply;
static HelenusSession session;
@BeforeClass
public static void beforeTest() {
session = Helenus.init(getSession())
.showCql()
.add(Supply.class)
.autoCreateDrop()
.get();
session = Helenus.init(getSession()).showCql().add(Supply.class).autoCreateDrop().get();
supply = session.dsl(Supply.class);
}
@ -50,44 +40,50 @@ public class EntityDraftBuilderTest extends AbstractEmbeddedCassandraTest {
public void testFoo() throws Exception {
Supply.Draft draft = null;
draft = Supply.draft("APAC")
draft =
Supply.draft("APAC")
.code("WIDGET-002")
.description("Our second Widget!")
.demand(new HashMap<String, Long>() {{
.demand(
new HashMap<String, Long>() {
{
put("APAC", 100L);
put("EMEA", 10000L);
put("NORAM", 2000000L);
}})
.shipments(new HashSet<String>() {{
}
})
.shipments(
new HashSet<String>() {
{
add("HMS Puddle in transit to APAC, 100 units.");
add("Frigate Jimmy in transit to EMEA, 10000 units.");
}})
.suppliers(new ArrayList<String>() {{
}
})
.suppliers(
new ArrayList<String>() {
{
add("Puddle, Inc.");
add("Jimmy Town, LTD.");
}});
}
});
Supply s1 = session.<Supply>insert(draft)
.sync();
Supply s1 = session.<Supply>insert(draft).sync();
// List
Supply s2 = session.<Supply>update(s1.update())
Supply s2 =
session
.<Supply>update(s1.update())
.prepend(supply::suppliers, "Pignose Supply, LLC.")
.sync();
Assert.assertEquals(s2.suppliers().get(0), "Pignose Supply, LLC.");
// Set
String shipment = "Pignose, on the way! (1M units)";
Supply s3 = session.<Supply>update(s2.update())
.add(supply::shipments, shipment)
.sync();
Supply s3 = session.<Supply>update(s2.update()).add(supply::shipments, shipment).sync();
Assert.assertTrue(s3.shipments().contains(shipment));
// Map
Supply s4 = session.<Supply>update(s3.update())
.put(supply::demand, "NORAM", 10L)
.sync();
Assert.assertEquals((long)s4.demand().get("NORAM"), 10L);
Supply s4 = session.<Supply>update(s3.update()).put(supply::demand, "NORAM", 10L).sync();
Assert.assertEquals((long) s4.demand().get("NORAM"), 10L);
}
}

58
src/test/java/net/helenus/test/integration/core/draft/Inventory.java
View file

@ -1,24 +1,40 @@
package net.helenus.test.integration.core.draft;
import java.util.UUID;
import net.helenus.core.AbstractAuditedEntityDraft;
import net.helenus.core.Helenus;
import net.helenus.core.reflect.MapExportable;
import net.helenus.mapping.annotation.*;
@Table
public interface Inventory {
@PartitionKey UUID id();
@Column("emea") @Types.Counter long EMEA();
@Column("noram") @Types.Counter long NORAM();
@Column("apac") @Types.Counter long APAC();
static Inventory inventory = Helenus.dsl(Inventory.class);
@Transient static Draft draft(UUID id) { return new Draft(id); }
@PartitionKey
UUID id();
@Transient default Draft update() { return new Draft(this); }
@Column("emea")
@Types.Counter
long EMEA();
@Column("noram")
@Types.Counter
long NORAM();
@Column("apac")
@Types.Counter
long APAC();
@Transient
static Draft draft(UUID id) {
return new Draft(id);
}
@Transient
default Draft update() {
return new Draft(this);
}
class Draft extends AbstractAuditedEntityDraft<Inventory> {
@ -27,49 +43,51 @@ public interface Inventory {
super(null);
// Primary Key:
set("id", id);
set(inventory::id, id);
}
Draft(Inventory inventory) {
super((MapExportable) inventory);
}
public Class<Inventory> getEntityClass() { return Inventory.class; }
public Class<Inventory> getEntityClass() {
return Inventory.class;
}
protected String getCurrentAuditor() { return "unknown"; }
protected String getCurrentAuditor() {
return "unknown";
}
// Immutable properties:
public UUID id() {
return this.<UUID>get("id", UUID.class);
return this.<UUID>get(inventory::id, UUID.class);
}
public long EMEA() {
return this.<Long>get("EMEA", long.class);
return this.<Long>get(inventory::EMEA, long.class);
}
public Draft EMEA(long count) {
mutate("EMEA", count);
mutate(inventory::EMEA, count);
return this;
}
public long APAC() {
return this.<Long>get("APAC", long.class);
return this.<Long>get(inventory::APAC, long.class);
}
public Draft APAC(long count) {
mutate("APAC", count);
mutate(inventory::APAC, count);
return this;
}
public long NORAM() {
return this.<Long>get("NORAM", long.class);
return this.<Long>get(inventory::NORAM, long.class);
}
public Draft NORAM(long count) {
mutate("NORAM", count);
mutate(inventory::NORAM, count);
return this;
}
}
}

78
src/test/java/net/helenus/test/integration/core/draft/Supply.java
View file

@ -1,33 +1,52 @@
package net.helenus.test.integration.core.draft;
import com.datastax.driver.core.utils.UUIDs;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.UUID;
import com.datastax.driver.core.utils.UUIDs;
import net.helenus.core.AbstractEntityDraft;
import net.helenus.core.Helenus;
import net.helenus.core.reflect.MapExportable;
import net.helenus.mapping.annotation.*;
@Table
public interface Supply {
@PartitionKey UUID id();
@ClusteringColumn(ordinal=0) default String region() { return "NORAM"; }
static Supply supply = Helenus.dsl(Supply.class);
@Index(caseSensitive = false) String code();
@Index String description(); // @IndexText == lucene index
@Index Map<String, Long> demand();
@Index List<String> suppliers();
@Index Set<String> shipments();
@PartitionKey
UUID id();
@Transient static Draft draft(String region) { return new Draft(region); }
@ClusteringColumn(ordinal = 0)
default String region() {
return "NORAM";
}
@Transient default Draft update() { return new Draft(this); }
@Index(caseSensitive = false)
String code();
@Index
String description(); // @IndexText == lucene index
@Index
Map<String, Long> demand();
@Index
List<String> suppliers();
@Index
Set<String> shipments();
@Transient
static Draft draft(String region) {
return new Draft(region);
}
@Transient
default Draft update() {
return new Draft(this);
}
class Draft extends AbstractEntityDraft<Supply> {
@ -36,32 +55,34 @@ public interface Supply {
super(null);
// Primary Key:
set("id", UUIDs.timeBased());
set("region", region);
set(supply::id, UUIDs.timeBased());
set(supply::region, region);
}
Draft(Supply supply) {
super((MapExportable) supply);
}
public Class<Supply> getEntityClass() { return Supply.class; }
public Class<Supply> getEntityClass() {
return Supply.class;
}
// Immutable properties:
public UUID id() {
return this.<UUID>get("id", UUID.class);
return this.<UUID>get(supply::id, UUID.class);
}
public String region() {
return this.<String>get("region", String.class);
return this.<String>get(supply::region, String.class);
}
// Mutable properties:
public String code() {
return this.<String>get("code", String.class);
return this.<String>get(supply::code, String.class);
}
public Draft code(String code) {
mutate("code", code);
mutate(supply::code, code);
return this;
}
@ -70,11 +91,11 @@ public interface Supply {
}
public String description() {
return this.<String>get("description", String.class);
return this.<String>get(supply::description, String.class);
}
public Draft description(String description) {
mutate("description", description);
mutate(supply::description, description);
return this;
}
@ -83,11 +104,11 @@ public interface Supply {
}
public Map<String, Long> demand() {
return this.<Map<String, Long>>get("demand", Map.class);
return this.<Map<String, Long>>get(supply::demand, Map.class);
}
public Draft demand(Map<String, Long> demand) {
mutate("demand", demand);
mutate(supply::demand, demand);
return this;
}
@ -96,11 +117,11 @@ public interface Supply {
}
public List<String> suppliers() {
return this.<List<String>>get("suppliers", List.class);
return this.<List<String>>get(supply::suppliers, List.class);
}
public Draft suppliers(List<String> suppliers) {
mutate("suppliers", suppliers);
mutate(supply::suppliers, suppliers);
return this;
}
@ -109,17 +130,16 @@ public interface Supply {
}
public Set<String> shipments() {
return this.<Set<String>>get("shipments", Set.class);
return this.<Set<String>>get(supply::shipments, Set.class);
}
public Draft shipments(Set<String> shipments) {
mutate("shipments", shipments);
mutate(supply::shipments, shipments);
return this;
}
public Draft setshipments(Set<String> shipments) {
return shipments(shipments);
}
}
}

3
src/test/java/net/helenus/test/integration/core/hierarchy/Animal.java
View file

@ -29,6 +29,9 @@ public interface Animal {
@Column(ordinal = 1)
boolean eatable();
@Column
boolean warmBlodded();
@Transient
default Animal me() {
return this;

2
src/test/java/net/helenus/test/integration/core/hierarchy/Cat.java
View file

@ -20,7 +20,7 @@ import net.helenus.mapping.annotation.Index;
import net.helenus.mapping.annotation.Table;
@Table("cats")
public interface Cat extends Animal {
public interface Cat extends Mammal {
@Column(ordinal = 0)
@Index(caseSensitive = false)

4
src/test/java/net/helenus/test/integration/core/hierarchy/HierarchyTest.java
View file

@ -53,6 +53,7 @@ public class HierarchyTest extends AbstractEmbeddedCassandraTest {
Optional<Cat> animal =
session.<Cat>select(Cat.class).where(cat::nickname, eq("garfield")).sync().findFirst();
Assert.assertTrue(animal.isPresent());
Assert.assertTrue(animal.get().warmBlodded());
Assert.assertFalse(animal.get().eatable());
}
@ -64,7 +65,8 @@ public class HierarchyTest extends AbstractEmbeddedCassandraTest {
.value(cat::nickname, "garfield")
.value(cat::eatable, false)
.sync();
Optional<Cat> animal = session.select(Cat.class).where(cat::nickname, eq("garfield")).single().sync();
Optional<Cat> animal =
session.select(Cat.class).where(cat::nickname, eq("garfield")).single().sync();
Assert.assertTrue(animal.isPresent());
Cat cat = animal.get();

26
src/test/java/net/helenus/test/integration/core/hierarchy/Mammal.java Normal file
View file

@ -0,0 +1,26 @@
/*
* 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.test.integration.core.hierarchy;
import net.helenus.mapping.annotation.InheritedTable;
@InheritedTable
public interface Mammal extends Animal {
default boolean warmBlodded() {
return true;
}
}

2
src/test/java/net/helenus/test/integration/core/hierarchy/Pig.java
View file

@ -19,7 +19,7 @@ import net.helenus.mapping.annotation.Column;
import net.helenus.mapping.annotation.Table;
@Table("pigs")
public interface Pig extends Animal {
public interface Pig extends Mammal {
@Column(ordinal = 0)
String nickname();

31
src/test/java/net/helenus/test/integration/core/simple/SimpleUserTest.java
View file

@ -18,21 +18,17 @@ package net.helenus.test.integration.core.simple;
import static net.helenus.core.Query.eq;
import com.datastax.driver.core.ResultSet;
import java.util.*;
import net.helenus.core.Helenus;
import net.helenus.core.HelenusSession;
import net.helenus.core.Operator;
import net.helenus.core.operation.UpdateOperation;
import net.helenus.core.reflect.Drafted;
import net.helenus.mapping.HelenusEntity;
import net.helenus.support.Fun;
import net.helenus.test.integration.build.AbstractEmbeddedCassandraTest;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import java.util.*;
public class SimpleUserTest extends AbstractEmbeddedCassandraTest {
static User user;
@ -102,11 +98,7 @@ public class SimpleUserTest extends AbstractEmbeddedCassandraTest {
// select as object
actual = session.<User>select(user)
.where(user::id, eq(100L))
.single()
.sync()
.orElse(null);
actual = session.<User>select(user).where(user::id, eq(100L)).single().sync().orElse(null);
assertUsers(newUser, actual);
// select by columns
@ -192,11 +184,7 @@ public class SimpleUserTest extends AbstractEmbeddedCassandraTest {
Assert.assertEquals("_albert", name);
User u2 = session.<User>select(user)
.where(user::id, eq(100L))
.single()
.sync()
.orElse(null);
User u2 = session.<User>select(user).where(user::id, eq(100L)).single().sync().orElse(null);
Assert.assertEquals(Long.valueOf(100L), u2.id());
Assert.assertEquals("albert", u2.name());
@ -213,11 +201,7 @@ public class SimpleUserTest extends AbstractEmbeddedCassandraTest {
.sync();
Optional<User> maybeGreg =
session
.<User>select(user)
.where(user::id, eq(1234L))
.single()
.sync();
session.<User>select(user).where(user::id, eq(1234L)).single().sync();
// INSERT
@ -260,13 +244,8 @@ public class SimpleUserTest extends AbstractEmbeddedCassandraTest {
.zipkinContext(null)
.sync();
UpdateOperation<ResultSet> update = session.update();
update
.set(user::name, null)
.zipkinContext(null)
.sync();
update.set(user::name, null).zipkinContext(null).sync();
}
private void assertUsers(User expected, User actual) {

16
src/test/java/net/helenus/test/integration/core/tuplecollection/TupleMapTest.java
View file

@ -42,11 +42,8 @@ public class TupleMapTest extends TupleCollectionTest {
// read full object
Book actual = session.<Book>select(book)
.where(book::id, Query.eq(id))
.single()
.sync()
.orElse(null);
Book actual =
session.<Book>select(book).where(book::id, Query.eq(id)).single().sync().orElse(null);
Assert.assertEquals(id, actual.id());
assertEqualMaps(writers, actual.writers());
Assert.assertNull(actual.reviewers());
@ -77,11 +74,7 @@ public class TupleMapTest extends TupleCollectionTest {
session.update().set(book::writers, expected).where(book::id, Query.eq(id)).sync();
actual = session.<Book>select(book)
.where(book::id, Query.eq(id))
.single()
.sync()
.orElse(null);
actual = session.<Book>select(book).where(book::id, Query.eq(id)).single().sync().orElse(null);
Assert.assertEquals(id, actual.id());
assertEqualMaps(expected, actual.writers());
@ -96,7 +89,8 @@ public class TupleMapTest extends TupleCollectionTest {
expected.put(third, unk);
session.update().put(book::writers, third, unk).where(book::id, Query.eq(id)).sync();
actualMap = session.select(book::writers).where(book::id, Query.eq(id)).sync().findFirst().get()._1;
actualMap =
session.select(book::writers).where(book::id, Query.eq(id)).sync().findFirst().get()._1;
assertEqualMaps(expected, actualMap);
// putAll operation

82
src/test/java/net/helenus/test/integration/core/unitofwork/AndThenOrderTest.java
View file

@ -15,6 +15,9 @@
*/
package net.helenus.test.integration.core.unitofwork;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import net.helenus.core.Helenus;
import net.helenus.core.HelenusSession;
import net.helenus.core.UnitOfWork;
@ -23,21 +26,13 @@ import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
public class AndThenOrderTest extends AbstractEmbeddedCassandraTest {
static HelenusSession session;
@BeforeClass
public static void beforeTest() {
session = Helenus.init(getSession())
.showCql()
.autoCreateDrop()
.get();
session = Helenus.init(getSession()).showCql().autoCreateDrop().get();
}
@Test
@ -48,17 +43,37 @@ public class AndThenOrderTest extends AbstractEmbeddedCassandraTest {
uow5 = session.begin();
uow3 = session.begin(uow5);
uow1 = session.begin(uow3);
uow1.commit().andThen(() -> { q.add("1"); });
uow1.commit()
.andThen(
() -> {
q.add("1");
});
uow2 = session.begin(uow3);
uow2.commit().andThen(() -> { q.add("2"); });
uow3.commit().andThen(() -> { q.add("3"); });
uow2.commit()
.andThen(
() -> {
q.add("2");
});
uow3.commit()
.andThen(
() -> {
q.add("3");
});
uow4 = session.begin(uow5);
uow4.commit().andThen(() -> { q.add("4"); });
uow5.commit().andThen(() -> { q.add("5"); });
uow4.commit()
.andThen(
() -> {
q.add("4");
});
uow5.commit()
.andThen(
() -> {
q.add("5");
});
System.out.println(q);
Assert.assertTrue(Arrays.equals(q.toArray(new String[5]), new String[] {"1", "2", "3", "4", "5"}));
Assert.assertTrue(
Arrays.equals(q.toArray(new String[5]), new String[] {"1", "2", "3", "4", "5"}));
}
@Test
@ -71,48 +86,60 @@ public class AndThenOrderTest extends AbstractEmbeddedCassandraTest {
try {
uow3 = session.begin(uow4);
uow1 = session.begin(uow3);
uow1.commit().andThen(() -> {
uow1.commit()
.andThen(
() -> {
q.add("1");
});
uow2 = session.begin(uow3);
uow2.commit().andThen(() -> {
uow2.commit()
.andThen(
() -> {
q.add("2");
});
uow3.commit().andThen(() -> {
uow3.commit()
.andThen(
() -> {
q.add("3");
});
uow4.commit().andThen(() -> {
uow4.commit()
.andThen(
() -> {
q.add("4");
});
throw new Exception();
} catch(Exception e) {
} catch (Exception e) {
uow4.abort();
}
uow5.commit().andThen(() -> { q.add("5"); });
uow5.commit()
.andThen(
() -> {
q.add("5");
});
System.out.println(q);
Assert.assertTrue(q.isEmpty() == true);
}
@Test
public void testClosableWillAbortWhenNotCommitted() throws Exception {
UnitOfWork unitOfWork;
try(UnitOfWork uow = session.begin()) {
try (UnitOfWork uow = session.begin()) {
unitOfWork = uow;
Assert.assertFalse(uow.hasAborted());
}
Assert.assertTrue(unitOfWork.hasAborted());
}
@Test
public void testClosable() throws Exception {
UnitOfWork unitOfWork;
try(UnitOfWork uow = session.begin()) {
try (UnitOfWork uow = session.begin()) {
unitOfWork = uow;
Assert.assertFalse(uow.hasAborted());
uow.commit().andThen(() -> {
uow.commit()
.andThen(
() -> {
Assert.assertFalse(uow.hasAborted());
Assert.assertTrue(uow.hasCommitted());
});
@ -120,5 +147,4 @@ public class AndThenOrderTest extends AbstractEmbeddedCassandraTest {
Assert.assertFalse(unitOfWork.hasAborted());
Assert.assertTrue(unitOfWork.hasCommitted());
}
}

5
src/test/java/net/helenus/test/integration/core/unitofwork/Directory.java
View file

@ -15,16 +15,13 @@
*/
package net.helenus.test.integration.core.unitofwork;
import net.helenus.mapping.annotation.*;
import com.datastax.driver.core.DataType.Name;
import java.util.Set;
import net.helenus.mapping.annotation.*;
@UDT
public interface Directory extends FilesystemNode {
@Types.Set(Name.TIMEUUID)
Set<FilesystemNode> inodes();
}

2
src/test/java/net/helenus/test/integration/core/unitofwork/File.java
View file

@ -17,11 +17,9 @@ package net.helenus.test.integration.core.unitofwork;
import net.helenus.mapping.annotation.*;
@UDT
public interface File extends FilesystemNode {
@Column
byte[] data();
}

1
src/test/java/net/helenus/test/integration/core/unitofwork/FileAttributes.java
View file

@ -21,5 +21,4 @@ import net.helenus.mapping.annotation.UDT;
public interface FileAttributes {
String owner();
}

4
src/test/java/net/helenus/test/integration/core/unitofwork/FilesystemNode.java
View file

@ -15,9 +15,8 @@
*/
package net.helenus.test.integration.core.unitofwork;
import net.helenus.mapping.annotation.*;
import java.util.UUID;
import net.helenus.mapping.annotation.*;
@Table("fs")
public interface FilesystemNode {
@ -30,5 +29,4 @@ public interface FilesystemNode {
@Column
FileAttributes attr();
}

65
src/test/java/net/helenus/test/integration/core/unitofwork/UnitOfWorkTest.java
View file

@ -15,7 +15,10 @@
*/
package net.helenus.test.integration.core.unitofwork;
import static net.helenus.core.Query.eq;
import com.datastax.driver.core.utils.UUIDs;
import java.util.UUID;
import net.bytebuddy.utility.RandomString;
import net.helenus.core.Helenus;
import net.helenus.core.HelenusSession;
@ -29,34 +32,24 @@ import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import java.util.UUID;
import static net.helenus.core.Query.eq;
@Table
@Cacheable
interface Widget {
@PartitionKey
UUID id();
@Column
String name();
}
public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest {
static Widget widget;
static HelenusSession session;
@BeforeClass
public static void beforeTest() {
session = Helenus.init(getSession())
.showCql()
.add(Widget.class)
.autoCreateDrop()
.get();
session = Helenus.init(getSession()).showCql().add(Widget.class).autoCreateDrop().get();
widget = session.dsl(Widget.class);
}
@ -66,7 +59,8 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest {
UUID key = UUIDs.timeBased();
// This should inserted Widget, but not cache it.
session.<Widget>insert(widget)
session
.<Widget>insert(widget)
.value(widget::id, key)
.value(widget::name, RandomString.make(20))
.sync();
@ -74,25 +68,19 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest {
try (UnitOfWork uow = session.begin()) {
// This should read from the database and return a Widget.
w1 = session.<Widget>select(widget)
.where(widget::id, eq(key))
.single()
.sync(uow)
.orElse(null);
w1 =
session.<Widget>select(widget).where(widget::id, eq(key)).single().sync(uow).orElse(null);
// This should read from the cache and get the same instance of a Widget.
w2 = session.<Widget>select(widget)
.where(widget::id, eq(key))
.single()
.sync(uow)
.orElse(null);
w2 =
session.<Widget>select(widget).where(widget::id, eq(key)).single().sync(uow).orElse(null);
uow.commit()
.andThen(() -> {
.andThen(
() -> {
Assert.assertEquals(w1, w2);
});
}
}
@Test
@ -103,7 +91,9 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest {
// This should inserted Widget, and not cache it in uow1.
try (UnitOfWork uow1 = session.begin()) {
w1 = session.<Widget>insert(widget)
w1 =
session
.<Widget>insert(widget)
.value(widget::id, key1)
.value(widget::name, RandomString.make(20))
.sync(uow1);
@ -111,7 +101,9 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest {
try (UnitOfWork uow2 = session.begin(uow1)) {
// This should read from uow1's cache and return the same Widget.
w2 = session.<Widget>select(widget)
w2 =
session
.<Widget>select(widget)
.where(widget::id, eq(key1))
.single()
.sync(uow2)
@ -119,32 +111,37 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest {
Assert.assertEquals(w1, w2);
w3 = session.<Widget>insert(widget)
w3 =
session
.<Widget>insert(widget)
.value(widget::id, key2)
.value(widget::name, RandomString.make(20))
.sync(uow2);
uow2.commit()
.andThen(() -> {
.andThen(
() -> {
Assert.assertEquals(w1, w2);
});
}
// This should read from the cache and get the same instance of a Widget.
w4 = session.<Widget>select(widget)
w4 =
session
.<Widget>select(widget)
.where(widget::id, eq(key2))
.single()
.sync(uow1)
.orElse(null);
uow1.commit()
.andThen(() -> {
.andThen(
() -> {
Assert.assertEquals(w3, w4);
});
}
}
/*
/*
@Test
public void testSelectAfterInsertProperlyCachesEntity() throws Exception {
Widget w1, w2, w3, w4;
@ -191,5 +188,5 @@ public class UnitOfWorkTest extends AbstractEmbeddedCassandraTest {
Assert.assertNotEquals(w1, w4);
Assert.assertTrue(w1.equals(w4));
}
*/
*/
}

29
src/test/java/net/helenus/test/integration/core/views/Cyclist.java Normal file
View file

@ -0,0 +1,29 @@
package net.helenus.test.integration.core.views;
import java.util.Date;
import java.util.UUID;
import net.helenus.mapping.annotation.ClusteringColumn;
import net.helenus.mapping.annotation.CoveringIndex;
import net.helenus.mapping.annotation.PartitionKey;
import net.helenus.mapping.annotation.Table;
@Table
@CoveringIndex(
name = "cyclist_mv",
covering = {"age", "birthday", "country"},
partitionKeys = {"age", "cid"},
clusteringColumns = {}
)
public interface Cyclist {
@ClusteringColumn
UUID cid();
String name();
@PartitionKey
int age();
Date birthday();
String country();
}

21
src/test/java/net/helenus/test/integration/core/views/CyclistsByAge.java Normal file
View file

@ -0,0 +1,21 @@
package net.helenus.test.integration.core.views;
import java.util.Date;
import java.util.UUID;
import net.helenus.mapping.OrderingDirection;
import net.helenus.mapping.annotation.*;
@MaterializedView
public interface CyclistsByAge extends Cyclist {
@PartitionKey
UUID cid();
@ClusteringColumn(ordering = OrderingDirection.ASC)
int age();
Date birthday();
@Index
String country();
}

76
src/test/java/net/helenus/test/integration/core/views/MaterializedViewTest.java Normal file
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@ -0,0 +1,76 @@
/*
* 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.test.integration.core.views;
import static net.helenus.core.Query.eq;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.*;
import net.helenus.core.Helenus;
import net.helenus.core.HelenusSession;
import net.helenus.test.integration.build.AbstractEmbeddedCassandraTest;
import org.junit.BeforeClass;
import org.junit.Test;
// See: https://docs.datastax.com/en/cql/3.3/cql/cql_using/useCreateMV.html
// https://docs.datastax.com/en/cql/3.3/cql/cql_reference/cqlCreateMaterializedView.html
// https://www.datastax.com/dev/blog/materialized-view-performance-in-cassandra-3-x
public class MaterializedViewTest extends AbstractEmbeddedCassandraTest {
static Cyclist cyclist;
static HelenusSession session;
static Date dateFromString(String dateInString) {
SimpleDateFormat formatter = new SimpleDateFormat("dd-MMM-yyyy");
try {
return formatter.parse(dateInString);
} catch (ParseException e) {
e.printStackTrace();
}
return null;
}
@BeforeClass
public static void beforeTest() {
session =
Helenus.init(getSession())
.showCql()
.add(Cyclist.class)
.add(CyclistsByAge.class)
.autoCreateDrop()
.get();
cyclist = session.dsl(Cyclist.class);
session
.insert(cyclist)
.value(cyclist::cid, UUID.randomUUID())
.value(cyclist::age, 18)
.value(cyclist::birthday, dateFromString("1997-02-08"))
.value(cyclist::country, "Netherlands")
.value(cyclist::name, "Pascal EENKHOORN")
.sync();
}
@Test
public void testMv() throws Exception {
session
.select(Cyclist.class)
.<CyclistsByAge>from(CyclistsByAge.class)
.where(cyclist::age, eq(18))
.sync();
}
}

1
src/test/java/net/helenus/test/unit/core/dsl/Account.java
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@ -19,7 +19,6 @@ import java.util.Date;
import java.util.Map;
import java.util.Set;
import net.helenus.core.reflect.Drafted;
import net.helenus.mapping.HelenusEntity;
import net.helenus.mapping.annotation.*;
@Table