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This commit is contained in:
Greg Burd 2017-10-25 20:53:58 -04:00
parent 7535e9ade7
commit e5918cd1e8
9 changed files with 274 additions and 281 deletions
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6
src/main/java/net/helenus/core/AbstractSessionOperations.java
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@ -17,10 +17,8 @@ package net.helenus.core;
import java.io.PrintStream;
import java.util.List;
import java.util.Set;
import java.util.concurrent.Executor;
import net.helenus.support.Either;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@ -35,6 +33,7 @@ import net.helenus.core.cache.Facet;
import net.helenus.core.operation.Operation;
import net.helenus.mapping.value.ColumnValuePreparer;
import net.helenus.mapping.value.ColumnValueProvider;
import net.helenus.support.Either;
import net.helenus.support.HelenusException;
public abstract class AbstractSessionOperations {
@ -132,7 +131,8 @@ public abstract class AbstractSessionOperations {
return null;
}
public void mergeCache(Table<String, String, Either<Object, List<Facet>>> uowCache) { }
public void mergeCache(Table<String, String, Either<Object, List<Facet>>> uowCache) {
}
RuntimeException translateException(RuntimeException e) {
if (e instanceof HelenusException) {

19
src/main/java/net/helenus/core/AbstractUnitOfWork.java
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@ -15,14 +15,12 @@
*/
package net.helenus.core;
import static net.helenus.core.HelenusSession.deleted;
import java.util.*;
import java.util.concurrent.TimeUnit;
import java.util.stream.Collectors;
import net.helenus.core.cache.UnboundFacet;
import net.helenus.core.reflect.HelenusNamedProperty;
import net.helenus.mapping.HelenusProperty;
import net.helenus.support.Either;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@ -34,8 +32,7 @@ import com.google.common.collect.TreeTraverser;
import net.helenus.core.cache.CacheUtil;
import net.helenus.core.cache.Facet;
import static net.helenus.core.HelenusSession.deleted;
import net.helenus.support.Either;
/** Encapsulates the concept of a "transaction" as a unit-of-work. */
public abstract class AbstractUnitOfWork<E extends Exception> implements UnitOfWork<E>, AutoCloseable {
@ -45,10 +42,6 @@ public abstract class AbstractUnitOfWork<E extends Exception> implements UnitOfW
private final List<AbstractUnitOfWork<E>> nested = new ArrayList<>();
private final HelenusSession session;
private final AbstractUnitOfWork<E> parent;
private List<CommitThunk> postCommit = new ArrayList<CommitThunk>();
private boolean aborted = false;
private boolean committed = false;
private final Table<String, String, Either<Object, List<Facet>>> cache = HashBasedTable.create();
protected String purpose;
protected int cacheHits = 0;
@ -57,6 +50,9 @@ public abstract class AbstractUnitOfWork<E extends Exception> implements UnitOfW
protected Stopwatch elapsedTime;
protected Map<String, Double> databaseTime = new HashMap<>();
protected double cacheLookupTime = 0.0;
private List<CommitThunk> postCommit = new ArrayList<CommitThunk>();
private boolean aborted = false;
private boolean committed = false;
protected AbstractUnitOfWork(HelenusSession session, AbstractUnitOfWork<E> parent) {
Objects.requireNonNull(session, "containing session cannot be null");
@ -326,7 +322,8 @@ public abstract class AbstractUnitOfWork<E extends Exception> implements UnitOfW
columnMap.forEach((columnKey, value) -> {
if (to.contains(rowKey, columnKey)) {
// TODO(gburd):...
to.put(rowKey, columnKey, Either.left(CacheUtil.merge(to.get(rowKey, columnKey).getLeft(), from.get(rowKey, columnKey).getLeft())));
to.put(rowKey, columnKey, Either.left(CacheUtil.merge(to.get(rowKey, columnKey).getLeft(),
from.get(rowKey, columnKey).getLeft())));
} else {
to.put(rowKey, columnKey, from.get(rowKey, columnKey));
}

5
src/main/java/net/helenus/core/HelenusSession.java
View file

@ -27,7 +27,6 @@ import java.util.concurrent.TimeUnit;
import java.util.function.Function;
import java.util.stream.Collectors;
import net.helenus.support.*;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@ -49,15 +48,15 @@ import net.helenus.mapping.HelenusEntity;
import net.helenus.mapping.HelenusProperty;
import net.helenus.mapping.MappingUtil;
import net.helenus.mapping.value.*;
import net.helenus.support.*;
import net.helenus.support.Fun.Tuple1;
import net.helenus.support.Fun.Tuple2;
import net.helenus.support.Fun.Tuple6;
public final class HelenusSession extends AbstractSessionOperations implements Closeable {
private static final Logger LOG = LoggerFactory.getLogger(HelenusSession.class);
public static final Object deleted = new Object();
private static final Logger LOG = LoggerFactory.getLogger(HelenusSession.class);
private final int MAX_CACHE_SIZE = 10000;
private final int MAX_CACHE_EXPIRE_SECONDS = 600;

4
src/main/java/net/helenus/core/operation/AbstractOptionalOperation.java
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@ -15,6 +15,8 @@
*/
package net.helenus.core.operation;
import static net.helenus.core.HelenusSession.deleted;
import java.util.List;
import java.util.Optional;
import java.util.concurrent.CompletableFuture;
@ -32,8 +34,6 @@ import net.helenus.core.UnitOfWork;
import net.helenus.core.cache.CacheUtil;
import net.helenus.core.cache.Facet;
import static net.helenus.core.HelenusSession.deleted;
public abstract class AbstractOptionalOperation<E, O extends AbstractOptionalOperation<E, O>>
extends
AbstractStatementOperation<E, O> {

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

@ -15,6 +15,8 @@
*/
package net.helenus.core.operation;
import static net.helenus.core.HelenusSession.deleted;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.CompletableFuture;
@ -33,8 +35,6 @@ import net.helenus.core.UnitOfWork;
import net.helenus.core.cache.CacheUtil;
import net.helenus.core.cache.Facet;
import static net.helenus.core.HelenusSession.deleted;
public abstract class AbstractStreamOperation<E, O extends AbstractStreamOperation<E, O>>
extends
AbstractStatementOperation<E, O> {

49
src/main/java/net/helenus/core/operation/Operation.java
View file

@ -19,17 +19,17 @@ import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.TimeUnit;
import com.datastax.driver.core.RegularStatement;
import com.datastax.driver.core.querybuilder.BuiltStatement;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.codahale.metrics.Meter;
import com.codahale.metrics.MetricRegistry;
import com.codahale.metrics.Timer;
import com.datastax.driver.core.RegularStatement;
import com.datastax.driver.core.ResultSet;
import com.datastax.driver.core.ResultSetFuture;
import com.datastax.driver.core.Statement;
import com.datastax.driver.core.querybuilder.BuiltStatement;
import com.google.common.base.Stopwatch;
import brave.Span;
@ -67,6 +67,26 @@ public abstract class Operation<E> {
this.requestLatency = metrics.timer("net.helenus.request-latency");
}
public static String queryString(Statement statement, boolean includeValues) {
String query = null;
if (statement instanceof BuiltStatement) {
BuiltStatement builtStatement = (BuiltStatement) statement;
if (includeValues) {
RegularStatement regularStatement = builtStatement.setForceNoValues(true);
query = regularStatement.getQueryString();
} else {
query = builtStatement.getQueryString();
}
} else if (statement instanceof RegularStatement) {
RegularStatement regularStatement = (RegularStatement) statement;
query = regularStatement.getQueryString();
} else {
query = statement.toString();
}
return query;
}
public ResultSet execute(AbstractSessionOperations session, UnitOfWork uow, TraceContext traceContext, long timeout,
TimeUnit units, boolean showValues, boolean cached) { // throws TimeoutException {
@ -109,26 +129,6 @@ public abstract class Operation<E> {
}
}
public static String queryString(Statement statement, boolean includeValues) {
String query = null;
if (statement instanceof BuiltStatement) {
BuiltStatement builtStatement = (BuiltStatement) statement;
if (includeValues) {
RegularStatement regularStatement = builtStatement.setForceNoValues(true);
query = regularStatement.getQueryString();
} else {
query = builtStatement.getQueryString();
}
} else if (statement instanceof RegularStatement) {
RegularStatement regularStatement = (RegularStatement) statement;
query = regularStatement.getQueryString();
} else {
query = statement.toString();
}
return query;
}
void log(Statement statement, UnitOfWork uow, Stopwatch timer, boolean showValues) {
if (LOG.isInfoEnabled()) {
String uowString = "";
@ -139,10 +139,7 @@ public abstract class Operation<E> {
if (timer != null) {
timerString = String.format(" %s ", timer.toString());
}
LOG.info(String.format("%s%s%s",
uowString,
timerString,
Operation.queryString(statement, false)));
LOG.info(String.format("%s%s%s", uowString, timerString, Operation.queryString(statement, false)));
}
}

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

@ -250,7 +250,8 @@ public final class SelectOperation<E> extends AbstractFilterStreamOperation<E, S
+ entity.getMappingInterface() + " or " + prop.getEntity().getMappingInterface());
}
//TODO(gburd): writeTime and ttl will be useful on merge() but cause object identity to fail.
// TODO(gburd): writeTime and ttl will be useful on merge() but cause object
// identity to fail.
if (false && cached) {
switch (prop.getProperty().getColumnType()) {
case PARTITION_KEY :

3
src/main/java/net/helenus/core/reflect/DslInvocationHandler.java
View file

@ -76,8 +76,7 @@ public class DslInvocationHandler<E> implements InvocationHandler {
if (type instanceof UDTDataType && !UDTValue.class.isAssignableFrom(javaType)) {
Object childDsl = Helenus.dsl(javaType, classLoader,
Optional.of(new HelenusPropertyNode(prop, parent)),
metadata);
Optional.of(new HelenusPropertyNode(prop, parent)), metadata);
udtMap.put(prop.getGetterMethod(), childDsl);
}