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HHH-17226 Generify result retrieval in JdbcSelectExecutor, SelectQueryPlan and SqmSelectionQuery

This commit is contained in:
Christian Beikov 2023-10-13 16:19:18 +02:00
parent 5ba12a66e6
commit 6125c7b518
11 changed files with 1040 additions and 342 deletions
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2
hibernate-core/src/main/java/org/hibernate/internal/NaturalIdMultiLoadAccessStandard.java
View File

@ -95,7 +95,6 @@ public class NaturalIdMultiLoadAccessStandard<T> implements NaturalIdMultiLoadAc
}
}
session.autoFlushIfRequired( (Set) CollectionHelper.setOf( entityDescriptor.getQuerySpaces() ) );
final LoadQueryInfluencers loadQueryInfluencers = session.getLoadQueryInfluencers();
try {
@ -112,6 +111,7 @@ public class NaturalIdMultiLoadAccessStandard<T> implements NaturalIdMultiLoadAc
}
try {
session.autoFlushIfRequired( (Set) CollectionHelper.setOf( entityDescriptor.getQuerySpaces() ) );
return (List<T>) entityDescriptor.getMultiNaturalIdLoader().multiLoad( ids, this, session );
}
finally {

7
hibernate-core/src/main/java/org/hibernate/query/spi/SelectQueryPlan.java
View File

@ -11,6 +11,7 @@ import java.util.List;
import org.hibernate.Incubating;
import org.hibernate.ScrollMode;
import org.hibernate.query.Query;
import org.hibernate.sql.results.spi.ResultsConsumer;
/**
* General contract for performing execution of a query returning results. These
@ -32,6 +33,12 @@ import org.hibernate.query.Query;
*/
@Incubating
public interface SelectQueryPlan<R> extends QueryPlan {
/**
* Execute the query
*
* @since 6.4
*/
<T> T executeQuery(DomainQueryExecutionContext executionContext, ResultsConsumer<T, R> resultsConsumer);
/**
* Perform (execute) the query returning a List
*/

46
hibernate-core/src/main/java/org/hibernate/query/sql/internal/NativeSelectQueryPlanImpl.java
View File

@ -29,6 +29,7 @@ import org.hibernate.sql.exec.spi.JdbcParameterBinder;
import org.hibernate.sql.exec.spi.JdbcParameterBindings;
import org.hibernate.sql.results.jdbc.spi.JdbcValuesMappingProducer;
import org.hibernate.sql.results.spi.ListResultsConsumer;
import org.hibernate.sql.results.spi.ResultsConsumer;
/**
* @author Steve Ebersole
@ -61,6 +62,47 @@ public class NativeSelectQueryPlanImpl<R> implements NativeSelectQueryPlan<R> {
this.affectedTableNames = affectedTableNames;
}
@Override
public <T> T executeQuery(DomainQueryExecutionContext executionContext, ResultsConsumer<T, R> resultsConsumer) {
final List<JdbcParameterBinder> jdbcParameterBinders;
final JdbcParameterBindings jdbcParameterBindings;
final QueryParameterBindings queryParameterBindings = executionContext.getQueryParameterBindings();
if ( parameterList == null || parameterList.isEmpty() ) {
jdbcParameterBinders = Collections.emptyList();
jdbcParameterBindings = JdbcParameterBindings.NO_BINDINGS;
}
else {
jdbcParameterBinders = new ArrayList<>( parameterList.size() );
jdbcParameterBindings = new JdbcParameterBindingsImpl(
queryParameterBindings,
parameterList,
jdbcParameterBinders,
executionContext.getSession().getFactory()
);
}
final JdbcOperationQuerySelect jdbcSelect = new JdbcOperationQuerySelect(
sql,
jdbcParameterBinders,
resultSetMapping,
affectedTableNames
);
return executionContext.getSession().getJdbcServices().getJdbcSelectExecutor().executeQuery(
jdbcSelect,
jdbcParameterBindings,
SqmJdbcExecutionContextAdapter.usingLockingAndPaging( executionContext ),
null,
null,
sqlString -> executionContext.getSession()
.getJdbcCoordinator()
.getStatementPreparer()
.prepareQueryStatement( sqlString, false, null ),
resultsConsumer
);
}
@Override
public List<R> performList(DomainQueryExecutionContext executionContext) {
final QueryOptions queryOptions = executionContext.getQueryOptions();
@ -85,8 +127,6 @@ public class NativeSelectQueryPlanImpl<R> implements NativeSelectQueryPlan<R> {
);
}
executionContext.getSession().autoFlushIfRequired( affectedTableNames );
final JdbcOperationQuerySelect jdbcSelect = new JdbcOperationQuerySelect(
sql,
jdbcParameterBinders,
@ -94,6 +134,7 @@ public class NativeSelectQueryPlanImpl<R> implements NativeSelectQueryPlan<R> {
affectedTableNames
);
executionContext.getSession().autoFlushIfRequired( jdbcSelect.getAffectedTableNames() );
return executionContext.getSession().getJdbcServices().getJdbcSelectExecutor().list(
jdbcSelect,
jdbcParameterBindings,
@ -136,6 +177,7 @@ public class NativeSelectQueryPlanImpl<R> implements NativeSelectQueryPlan<R> {
affectedTableNames
);
executionContext.getSession().autoFlushIfRequired( jdbcSelect.getAffectedTableNames() );
return executionContext.getSession().getJdbcServices().getJdbcSelectExecutor().scroll(
jdbcSelect,
scrollMode,

6
hibernate-core/src/main/java/org/hibernate/query/sqm/internal/AggregatedSelectQueryPlanImpl.java
View File

@ -16,6 +16,7 @@ import org.hibernate.query.spi.DomainQueryExecutionContext;
import org.hibernate.query.spi.Limit;
import org.hibernate.query.spi.ScrollableResultsImplementor;
import org.hibernate.query.spi.SelectQueryPlan;
import org.hibernate.sql.results.spi.ResultsConsumer;
/**
* @author Steve Ebersole
@ -27,6 +28,11 @@ public class AggregatedSelectQueryPlanImpl<R> implements SelectQueryPlan<R> {
this.aggregatedQueryPlans = aggregatedQueryPlans;
}
@Override
public <T> T executeQuery(DomainQueryExecutionContext executionContext, ResultsConsumer<T, R> resultsConsumer) {
throw new UnsupportedOperationException();
}
@Override
public List<R> performList(DomainQueryExecutionContext executionContext) {
final Limit effectiveLimit = executionContext.getQueryOptions().getEffectiveLimit();

51
hibernate-core/src/main/java/org/hibernate/query/sqm/internal/ConcreteSqmSelectQueryPlan.java
View File

@ -53,6 +53,7 @@ import org.hibernate.sql.results.internal.RowTransformerStandardImpl;
import org.hibernate.sql.results.internal.RowTransformerTupleTransformerAdapter;
import org.hibernate.sql.results.internal.TupleMetadata;
import org.hibernate.sql.results.spi.ListResultsConsumer;
import org.hibernate.sql.results.spi.ResultsConsumer;
import org.hibernate.sql.results.spi.RowTransformer;
import static org.hibernate.internal.util.ReflectHelper.isClass;
@ -69,6 +70,7 @@ public class ConcreteSqmSelectQueryPlan<R> implements SelectQueryPlan<R> {
private final SqmSelectStatement<?> sqm;
private final DomainParameterXref domainParameterXref;
private final RowTransformer<R> rowTransformer;
private final SqmInterpreter<Object, ResultsConsumer<?, R>> executeQueryInterpreter;
private final SqmInterpreter<List<R>, Void> listInterpreter;
private final SqmInterpreter<ScrollableResultsImplementor<R>, ScrollMode> scrollInterpreter;
@ -93,6 +95,34 @@ public class ConcreteSqmSelectQueryPlan<R> implements SelectQueryPlan<R> {
else {
uniqueSemantic = ListResultsConsumer.UniqueSemantic.ALLOW;
}
this.executeQueryInterpreter = (resultsConsumer, executionContext, sqmInterpretation, jdbcParameterBindings) -> {
final SharedSessionContractImplementor session = executionContext.getSession();
final JdbcOperationQuerySelect jdbcSelect = sqmInterpretation.getJdbcSelect();
try {
final SubselectFetch.RegistrationHandler subSelectFetchKeyHandler = SubselectFetch.createRegistrationHandler(
session.getPersistenceContext().getBatchFetchQueue(),
sqmInterpretation.selectStatement,
JdbcParametersList.empty(),
jdbcParameterBindings
);
return session.getFactory().getJdbcServices().getJdbcSelectExecutor().executeQuery(
jdbcSelect,
jdbcParameterBindings,
listInterpreterExecutionContext( hql, executionContext, jdbcSelect, subSelectFetchKeyHandler ),
rowTransformer,
null,
sql -> executionContext.getSession()
.getJdbcCoordinator()
.getStatementPreparer()
.prepareQueryStatement( sql, false, null ),
resultsConsumer
);
}
finally {
domainParameterXref.clearExpansions();
}
};
this.listInterpreter = (unused, executionContext, sqmInterpretation, jdbcParameterBindings) -> {
final SharedSessionContractImplementor session = executionContext.getSession();
final JdbcOperationQuerySelect jdbcSelect = sqmInterpretation.getJdbcSelect();
@ -105,7 +135,6 @@ public class ConcreteSqmSelectQueryPlan<R> implements SelectQueryPlan<R> {
);
session.autoFlushIfRequired( jdbcSelect.getAffectedTableNames() );
return session.getFactory().getJdbcServices().getJdbcSelectExecutor().list(
jdbcSelect,
jdbcParameterBindings,
@ -120,6 +149,8 @@ public class ConcreteSqmSelectQueryPlan<R> implements SelectQueryPlan<R> {
};
this.scrollInterpreter = (scrollMode, executionContext, sqmInterpretation, jdbcParameterBindings) -> {
final SharedSessionContractImplementor session = executionContext.getSession();
final JdbcOperationQuerySelect jdbcSelect = sqmInterpretation.getJdbcSelect();
try {
// final SubselectFetch.RegistrationHandler subSelectFetchKeyHandler = SubselectFetch.createRegistrationHandler(
// executionContext.getSession().getPersistenceContext().getBatchFetchQueue(),
@ -128,15 +159,15 @@ public class ConcreteSqmSelectQueryPlan<R> implements SelectQueryPlan<R> {
// jdbcParameterBindings
// );
final JdbcSelectExecutor jdbcSelectExecutor = executionContext.getSession()
.getFactory()
final JdbcSelectExecutor jdbcSelectExecutor = session.getFactory()
.getJdbcServices()
.getJdbcSelectExecutor();
session.autoFlushIfRequired( jdbcSelect.getAffectedTableNames() );
return jdbcSelectExecutor.scroll(
sqmInterpretation.getJdbcSelect(),
jdbcSelect,
scrollMode,
jdbcParameterBindings,
new SqmJdbcExecutionContextAdapter( executionContext, sqmInterpretation.jdbcSelect ),
new SqmJdbcExecutionContextAdapter( executionContext, jdbcSelect ),
rowTransformer
);
}
@ -238,6 +269,16 @@ public class ConcreteSqmSelectQueryPlan<R> implements SelectQueryPlan<R> {
);
}
@Override
public <T> T executeQuery(DomainQueryExecutionContext executionContext, ResultsConsumer<T, R> resultsConsumer) {
//noinspection unchecked,rawtypes
return withCacheableSqmInterpretation(
executionContext,
resultsConsumer,
(SqmInterpreter<T, ResultsConsumer<T, R>>) (SqmInterpreter) executeQueryInterpreter
);
}
@Override
public List<R> performList(DomainQueryExecutionContext executionContext) {
if ( executionContext.getQueryOptions().getEffectiveLimit().getMaxRowsJpa() == 0 ) {

8
hibernate-core/src/main/java/org/hibernate/query/sqm/internal/SqmSelectionQueryImpl.java
View File

@ -57,6 +57,7 @@ import org.hibernate.query.spi.ScrollableResultsImplementor;
import org.hibernate.query.spi.SelectQueryPlan;
import org.hibernate.query.sqm.SqmSelectionQuery;
import org.hibernate.query.sqm.internal.SqmInterpretationsKey.InterpretationsKeySource;
import org.hibernate.query.sqm.spi.SqmSelectionQueryImplementor;
import org.hibernate.query.sqm.tree.SqmCopyContext;
import org.hibernate.query.sqm.tree.expression.JpaCriteriaParameter;
import org.hibernate.query.sqm.tree.expression.SqmJpaCriteriaParameterWrapper;
@ -64,6 +65,7 @@ import org.hibernate.query.sqm.tree.expression.SqmParameter;
import org.hibernate.query.sqm.tree.select.SqmSelectStatement;
import org.hibernate.query.sqm.tree.select.SqmSelection;
import org.hibernate.sql.results.internal.TupleMetadata;
import org.hibernate.sql.results.spi.ResultsConsumer;
import org.hibernate.type.descriptor.java.JavaType;
import static java.util.stream.Collectors.toList;
@ -85,7 +87,7 @@ import static org.hibernate.query.sqm.internal.SqmUtil.sortSpecification;
* @author Steve Ebersole
*/
public class SqmSelectionQueryImpl<R> extends AbstractSelectionQuery<R>
implements SqmSelectionQuery<R>, InterpretationsKeySource {
implements SqmSelectionQueryImplementor<R>, InterpretationsKeySource {
private final String hql;
private SqmSelectStatement<R> sqm;
@ -396,6 +398,10 @@ public class SqmSelectionQueryImpl<R> extends AbstractSelectionQuery<R>
return resolveQueryPlan().performScroll( scrollMode, this );
}
@Override
public <T> T executeQuery(ResultsConsumer<T, R> resultsConsumer) {
return resolveQueryPlan().executeQuery( this, resultsConsumer );
}
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Query plan

609
hibernate-core/src/main/java/org/hibernate/query/sqm/spi/DelegatingSqmSelectionQueryImplementor.java Normal file
View File

@ -0,0 +1,609 @@
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later
* See the lgpl.txt file in the root directory or http://www.gnu.org/licenses/lgpl-2.1.html
*/
package org.hibernate.query.sqm.spi;
import java.time.Instant;
import java.util.Calendar;
import java.util.Collection;
import java.util.Date;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.stream.Stream;
import org.hibernate.CacheMode;
import org.hibernate.FlushMode;
import org.hibernate.Incubating;
import org.hibernate.LockMode;
import org.hibernate.LockOptions;
import org.hibernate.Remove;
import org.hibernate.ScrollMode;
import org.hibernate.ScrollableResults;
import org.hibernate.graph.GraphSemantic;
import org.hibernate.query.BindableType;
import org.hibernate.query.Order;
import org.hibernate.query.Page;
import org.hibernate.query.ParameterMetadata;
import org.hibernate.query.QueryParameter;
import org.hibernate.query.spi.QueryOptions;
import org.hibernate.query.sqm.tree.SqmStatement;
import org.hibernate.sql.results.spi.ResultsConsumer;
import jakarta.persistence.CacheRetrieveMode;
import jakarta.persistence.CacheStoreMode;
import jakarta.persistence.EntityGraph;
import jakarta.persistence.FlushModeType;
import jakarta.persistence.LockModeType;
import jakarta.persistence.Parameter;
import jakarta.persistence.TemporalType;
@Incubating
public abstract class DelegatingSqmSelectionQueryImplementor<R> implements SqmSelectionQueryImplementor<R> {
protected abstract SqmSelectionQueryImplementor<R> getDelegate();
@Override
public FlushModeType getFlushMode() {
return getDelegate().getFlushMode();
}
@Override
public SqmSelectionQueryImplementor<R> setFlushMode(FlushModeType flushMode) {
getDelegate().setFlushMode( flushMode );
return this;
}
@Override
public FlushMode getHibernateFlushMode() {
return getDelegate().getHibernateFlushMode();
}
@Override
public Integer getTimeout() {
return getDelegate().getTimeout();
}
@Override
public String getComment() {
return getDelegate().getComment();
}
@Override
public SqmSelectionQueryImplementor<R> setComment(String comment) {
getDelegate().setComment( comment );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setHint(String hintName, Object value) {
getDelegate().setHint( hintName, value );
return this;
}
@Override
public List<R> list() {
return getDelegate().list();
}
@Override
public List<R> getResultList() {
return getDelegate().getResultList();
}
@Override
public ScrollableResults<R> scroll() {
return getDelegate().scroll();
}
@Override
public ScrollableResults<R> scroll(ScrollMode scrollMode) {
return getDelegate().scroll( scrollMode );
}
@Override
public Stream<R> getResultStream() {
return getDelegate().getResultStream();
}
@Override
public Stream<R> stream() {
return getDelegate().stream();
}
@Override
public R uniqueResult() {
return getDelegate().uniqueResult();
}
@Override
public R getSingleResult() {
return getDelegate().getSingleResult();
}
@Override
public R getSingleResultOrNull() {
return getDelegate().getSingleResultOrNull();
}
@Override
public Optional<R> uniqueResultOptional() {
return getDelegate().uniqueResultOptional();
}
@Override
public SqmSelectionQueryImplementor<R> setEntityGraph(EntityGraph<R> graph, GraphSemantic semantic) {
getDelegate().setEntityGraph( graph, semantic );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> enableFetchProfile(String profileName) {
getDelegate().enableFetchProfile( profileName );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> disableFetchProfile(String profileName) {
getDelegate().disableFetchProfile( profileName );
return this;
}
@Override
public Integer getFetchSize() {
return getDelegate().getFetchSize();
}
@Override
public boolean isReadOnly() {
return getDelegate().isReadOnly();
}
@Override
public int getMaxResults() {
return getDelegate().getMaxResults();
}
@Override
public SqmSelectionQueryImplementor<R> setMaxResults(int maxResult) {
getDelegate().setMaxResults( maxResult );
return this;
}
@Override
public int getFirstResult() {
return getDelegate().getFirstResult();
}
@Override
public SqmSelectionQueryImplementor<R> setFirstResult(int startPosition) {
getDelegate().setFirstResult( startPosition );
return this;
}
@Override
@Incubating
public SqmSelectionQueryImplementor<R> setPage(Page page) {
getDelegate().setPage( page );
return this;
}
@Override
public CacheMode getCacheMode() {
return getDelegate().getCacheMode();
}
@Override
public CacheStoreMode getCacheStoreMode() {
return getDelegate().getCacheStoreMode();
}
@Override
public CacheRetrieveMode getCacheRetrieveMode() {
return getDelegate().getCacheRetrieveMode();
}
@Override
public SqmSelectionQueryImplementor<R> setCacheStoreMode(CacheStoreMode cacheStoreMode) {
getDelegate().setCacheStoreMode( cacheStoreMode );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setCacheRetrieveMode(CacheRetrieveMode cacheRetrieveMode) {
getDelegate().setCacheRetrieveMode( cacheRetrieveMode );
return this;
}
@Override
public boolean isCacheable() {
return getDelegate().isCacheable();
}
@Override
public boolean isQueryPlanCacheable() {
return getDelegate().isQueryPlanCacheable();
}
@Override
public SqmSelectionQueryImplementor<R> setQueryPlanCacheable(boolean queryPlanCacheable) {
getDelegate().setQueryPlanCacheable( queryPlanCacheable );
return this;
}
@Override
public String getCacheRegion() {
return getDelegate().getCacheRegion();
}
@Override
public LockOptions getLockOptions() {
return getDelegate().getLockOptions();
}
@Override
public LockModeType getLockMode() {
return getDelegate().getLockMode();
}
@Override
public SqmSelectionQueryImplementor<R> setLockMode(LockModeType lockMode) {
getDelegate().setLockMode( lockMode );
return this;
}
@Override
public LockMode getHibernateLockMode() {
return getDelegate().getHibernateLockMode();
}
@Override
public SqmSelectionQueryImplementor<R> setHibernateLockMode(LockMode lockMode) {
getDelegate().setHibernateLockMode( lockMode );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setLockMode(String alias, LockMode lockMode) {
getDelegate().setLockMode( alias, lockMode );
return this;
}
@Override
@Incubating
public SqmSelectionQueryImplementor<R> setOrder(List<Order<? super R>> orders) {
getDelegate().setOrder( orders );
return this;
}
@Override
@Incubating
public SqmSelectionQueryImplementor<R> setOrder(Order<? super R> order) {
getDelegate().setOrder( order );
return this;
}
@Override
@Remove
@Deprecated(since = "6.2")
public SqmSelectionQueryImplementor<R> setAliasSpecificLockMode(String alias, LockMode lockMode) {
getDelegate().setAliasSpecificLockMode( alias, lockMode );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setFollowOnLocking(boolean enable) {
getDelegate().setFollowOnLocking( enable );
return this;
}
@Override
public String getQueryString() {
return getDelegate().getQueryString();
}
@Override
public SqmStatement getSqmStatement() {
return getDelegate().getSqmStatement();
}
@Override
public ParameterMetadata getParameterMetadata() {
return getDelegate().getParameterMetadata();
}
@Override
public QueryOptions getQueryOptions() {
return getDelegate().getQueryOptions();
}
@Override
public SqmSelectionQueryImplementor<R> setParameter(String name, Object value) {
getDelegate().setParameter( name, value );
return this;
}
@Override
public <P> SqmSelectionQueryImplementor<R> setParameter(String name, P value, Class<P> type) {
getDelegate().setParameter( name, value, type );
return this;
}
@Override
public <P> SqmSelectionQueryImplementor<R> setParameter(String name, P value, BindableType<P> type) {
getDelegate().setParameter( name, value, type );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setParameter(String name, Instant value, TemporalType temporalType) {
getDelegate().setParameter( name, value, temporalType );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setParameter(String name, Calendar value, TemporalType temporalType) {
getDelegate().setParameter( name, value, temporalType );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setParameter(String name, Date value, TemporalType temporalType) {
getDelegate().setParameter( name, value, temporalType );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setParameter(int position, Object value) {
getDelegate().setParameter( position, value );
return this;
}
@Override
public <P> SqmSelectionQueryImplementor<R> setParameter(int position, P value, Class<P> type) {
getDelegate().setParameter( position, value, type );
return this;
}
@Override
public <P> SqmSelectionQueryImplementor<R> setParameter(int position, P value, BindableType<P> type) {
getDelegate().setParameter( position, value, type );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setParameter(int position, Instant value, TemporalType temporalType) {
getDelegate().setParameter( position, value, temporalType );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setParameter(int position, Date value, TemporalType temporalType) {
getDelegate().setParameter( position, value, temporalType );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setParameter(int position, Calendar value, TemporalType temporalType) {
getDelegate().setParameter( position, value, temporalType );
return this;
}
@Override
public <T> SqmSelectionQueryImplementor<R> setParameter(QueryParameter<T> parameter, T value) {
getDelegate().setParameter( parameter, value );
return this;
}
@Override
public <P> SqmSelectionQueryImplementor<R> setParameter(QueryParameter<P> parameter, P value, Class<P> type) {
getDelegate().setParameter( parameter, value, type );
return this;
}
@Override
public <P> SqmSelectionQueryImplementor<R> setParameter(QueryParameter<P> parameter, P val, BindableType<P> type) {
getDelegate().setParameter( parameter, val, type );
return this;
}
@Override
public <T> SqmSelectionQueryImplementor<R> setParameter(Parameter<T> param, T value) {
getDelegate().setParameter( param, value );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setParameter(Parameter<Calendar> param, Calendar value, TemporalType temporalType) {
getDelegate().setParameter( param, value, temporalType );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setParameter(Parameter<Date> param, Date value, TemporalType temporalType) {
getDelegate().setParameter( param, value, temporalType );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setParameterList(String name, Collection values) {
getDelegate().setParameterList( name, values );
return this;
}
@Override
public <P> SqmSelectionQueryImplementor<R> setParameterList(String name, Collection<? extends P> values, Class<P> javaType) {
getDelegate().setParameterList( name, values, javaType );
return this;
}
@Override
public <P> SqmSelectionQueryImplementor<R> setParameterList(
String name,
Collection<? extends P> values,
BindableType<P> type) {
getDelegate().setParameterList( name, values, type );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setParameterList(String name, Object[] values) {
getDelegate().setParameterList( name, values );
return this;
}
@Override
public <P> SqmSelectionQueryImplementor<R> setParameterList(String name, P[] values, Class<P> javaType) {
getDelegate().setParameterList( name, values, javaType );
return this;
}
@Override
public <P> SqmSelectionQueryImplementor<R> setParameterList(String name, P[] values, BindableType<P> type) {
getDelegate().setParameterList( name, values, type );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setParameterList(int position, Collection values) {
getDelegate().setParameterList( position, values );
return this;
}
@Override
public <P> SqmSelectionQueryImplementor<R> setParameterList(int position, Collection<? extends P> values, Class<P> javaType) {
getDelegate().setParameterList( position, values, javaType );
return this;
}
@Override
public <P> SqmSelectionQueryImplementor<R> setParameterList(
int position,
Collection<? extends P> values,
BindableType<P> type) {
getDelegate().setParameterList( position, values, type );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setParameterList(int position, Object[] values) {
getDelegate().setParameterList( position, values );
return this;
}
@Override
public <P> SqmSelectionQueryImplementor<R> setParameterList(int position, P[] values, Class<P> javaType) {
getDelegate().setParameterList( position, values, javaType );
return this;
}
@Override
public <P> SqmSelectionQueryImplementor<R> setParameterList(int position, P[] values, BindableType<P> type) {
getDelegate().setParameterList( position, values, type );
return this;
}
@Override
public <P> SqmSelectionQueryImplementor<R> setParameterList(QueryParameter<P> parameter, Collection<? extends P> values) {
getDelegate().setParameterList( parameter, values );
return this;
}
@Override
public <P> SqmSelectionQueryImplementor<R> setParameterList(
QueryParameter<P> parameter,
Collection<? extends P> values,
Class<P> javaType) {
getDelegate().setParameterList( parameter, values, javaType );
return this;
}
@Override
public <P> SqmSelectionQueryImplementor<R> setParameterList(
QueryParameter<P> parameter,
Collection<? extends P> values,
BindableType<P> type) {
getDelegate().setParameterList( parameter, values, type );
return this;
}
@Override
public <P> SqmSelectionQueryImplementor<R> setParameterList(QueryParameter<P> parameter, P[] values) {
getDelegate().setParameterList( parameter, values );
return this;
}
@Override
public <P> SqmSelectionQueryImplementor<R> setParameterList(QueryParameter<P> parameter, P[] values, Class<P> javaType) {
getDelegate().setParameterList( parameter, values, javaType );
return this;
}
@Override
public <P> SqmSelectionQueryImplementor<R> setParameterList(QueryParameter<P> parameter, P[] values, BindableType<P> type) {
getDelegate().setParameterList( parameter, values, type );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setProperties(Object bean) {
getDelegate().setProperties( bean );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setProperties(Map bean) {
getDelegate().setProperties( bean );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setHibernateFlushMode(FlushMode flushMode) {
getDelegate().setHibernateFlushMode( flushMode );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setCacheMode(CacheMode cacheMode) {
getDelegate().setCacheMode( cacheMode );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setCacheable(boolean cacheable) {
getDelegate().setCacheable( cacheable );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setCacheRegion(String cacheRegion) {
getDelegate().setCacheRegion( cacheRegion );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setTimeout(int timeout) {
getDelegate().setTimeout( timeout );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setFetchSize(int fetchSize) {
getDelegate().setFetchSize( fetchSize );
return this;
}
@Override
public SqmSelectionQueryImplementor<R> setReadOnly(boolean readOnly) {
getDelegate().setReadOnly( readOnly );
return this;
}
@Override
public <T> T executeQuery(ResultsConsumer<T, R> resultsConsumer) {
return getDelegate().executeQuery( resultsConsumer );
}
}

19
hibernate-core/src/main/java/org/hibernate/query/sqm/spi/SqmSelectionQueryImplementor.java Normal file
View File

@ -0,0 +1,19 @@
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later
* See the lgpl.txt file in the root directory or http://www.gnu.org/licenses/lgpl-2.1.html
*/
package org.hibernate.query.sqm.spi;
import org.hibernate.Incubating;
import org.hibernate.query.sqm.SqmSelectionQuery;
import org.hibernate.sql.results.spi.ResultsConsumer;
/**
* @since 6.4
*/
@Incubating
public interface SqmSelectionQueryImplementor<R> extends SqmSelectionQuery<R> {
<T> T executeQuery(ResultsConsumer<T, R> resultsConsumer);
}

325
hibernate-core/src/main/java/org/hibernate/sql/exec/internal/JdbcSelectExecutorStandardImpl.java
View File

@ -10,33 +10,19 @@ import java.io.Serializable;
import java.sql.PreparedStatement;
import java.util.List;
import java.util.Set;
import java.util.Spliterator;
import java.util.Spliterators;
import java.util.concurrent.TimeUnit;
import java.util.function.Function;
import java.util.stream.Stream;
import java.util.stream.StreamSupport;
import org.hibernate.CacheMode;
import org.hibernate.FlushMode;
import org.hibernate.LockOptions;
import org.hibernate.ScrollMode;
import org.hibernate.cache.spi.QueryKey;
import org.hibernate.cache.spi.QueryResultsCache;
import org.hibernate.engine.spi.PersistenceContext;
import org.hibernate.engine.spi.SessionFactoryImplementor;
import org.hibernate.engine.spi.SharedSessionContractImplementor;
import org.hibernate.graph.spi.AppliedGraph;
import org.hibernate.internal.util.collections.ArrayHelper;
import org.hibernate.query.ResultListTransformer;
import org.hibernate.query.TupleTransformer;
import org.hibernate.query.internal.ScrollableResultsIterator;
import org.hibernate.query.spi.Limit;
import org.hibernate.query.spi.QueryOptions;
import org.hibernate.query.spi.QueryParameterBindings;
import org.hibernate.query.spi.ScrollableResultsImplementor;
import org.hibernate.sql.exec.SqlExecLogger;
import org.hibernate.sql.exec.spi.Callback;
import org.hibernate.sql.exec.spi.ExecutionContext;
import org.hibernate.sql.exec.spi.JdbcOperationQuerySelect;
import org.hibernate.sql.exec.spi.JdbcParameterBindings;
@ -56,19 +42,14 @@ import org.hibernate.sql.results.jdbc.spi.JdbcValuesMapping;
import org.hibernate.sql.results.jdbc.spi.JdbcValuesMappingProducer;
import org.hibernate.sql.results.jdbc.spi.JdbcValuesMetadata;
import org.hibernate.sql.results.jdbc.spi.JdbcValuesSourceProcessingOptions;
import org.hibernate.sql.results.spi.ListResultsConsumer;
import org.hibernate.sql.results.spi.ResultsConsumer;
import org.hibernate.sql.results.spi.RowReader;
import org.hibernate.sql.results.spi.RowTransformer;
import org.hibernate.sql.results.spi.ScrollableResultsConsumer;
import org.hibernate.stat.spi.StatisticsImplementor;
import org.hibernate.type.BasicType;
import org.hibernate.type.descriptor.java.JavaType;
import org.hibernate.type.spi.TypeConfiguration;
import jakarta.persistence.CacheRetrieveMode;
import jakarta.persistence.CacheStoreMode;
/**
* Standard JdbcSelectExecutor implementation used by Hibernate,
* through {@link JdbcSelectExecutorStandardImpl#INSTANCE}
@ -82,73 +63,7 @@ public class JdbcSelectExecutorStandardImpl implements JdbcSelectExecutor {
public static final JdbcSelectExecutorStandardImpl INSTANCE = new JdbcSelectExecutorStandardImpl();
@Override
public <R> List<R> list(
JdbcOperationQuerySelect jdbcSelect,
JdbcParameterBindings jdbcParameterBindings,
ExecutionContext executionContext,
RowTransformer<R> rowTransformer,
Class<R> domainResultType,
ListResultsConsumer.UniqueSemantic uniqueSemantic) {
// Only do auto flushing for top level queries
return executeQuery(
jdbcSelect,
jdbcParameterBindings,
executionContext,
rowTransformer,
domainResultType,
(sql) -> executionContext.getSession()
.getJdbcCoordinator()
.getStatementPreparer()
.prepareQueryStatement( sql, false, null ),
ListResultsConsumer.instance( uniqueSemantic )
);
}
@Override
public <R> ScrollableResultsImplementor<R> scroll(
JdbcOperationQuerySelect jdbcSelect,
ScrollMode scrollMode,
JdbcParameterBindings jdbcParameterBindings,
ExecutionContext executionContext,
RowTransformer<R> rowTransformer) {
final SharedSessionContractImplementor session = executionContext.getSession();
session.autoFlushIfRequired( jdbcSelect.getAffectedTableNames() );
return executeQueryScroll(
jdbcSelect,
jdbcParameterBindings,
executionContext,
rowTransformer,
null,
(sql) -> executionContext.getSession().getJdbcCoordinator().getStatementPreparer().prepareQueryStatement(
sql,
false,
scrollMode
),
ScrollableResultsConsumer.instance()
);
}
@Override
public <R> Stream<R> stream(
JdbcOperationQuerySelect jdbcSelect,
JdbcParameterBindings jdbcParameterBindings,
ExecutionContext executionContext,
RowTransformer<R> rowTransformer) {
final ScrollableResultsImplementor<R> scrollableResults = scroll(
jdbcSelect,
ScrollMode.FORWARD_ONLY,
jdbcParameterBindings,
executionContext,
rowTransformer
);
final ScrollableResultsIterator<R> iterator = new ScrollableResultsIterator<>( scrollableResults );
final Spliterator<R> spliterator = Spliterators.spliteratorUnknownSize( iterator, Spliterator.NONNULL );
final Stream<R> stream = StreamSupport.stream( spliterator, false );
return stream.onClose( scrollableResults::close );
}
private <T, R> T executeQuery(
public <T, R> T executeQuery(
JdbcOperationQuerySelect jdbcSelect,
JdbcParameterBindings jdbcParameterBindings,
ExecutionContext executionContext,
@ -182,73 +97,6 @@ public class JdbcSelectExecutorStandardImpl implements JdbcSelectExecutor {
}
}
private <T, R> T executeQueryScroll(
JdbcOperationQuerySelect jdbcSelect,
JdbcParameterBindings jdbcParameterBindings,
ExecutionContext executionContext,
RowTransformer<R> rowTransformer,
Class<R> domainResultType,
Function<String, PreparedStatement> statementCreator,
ResultsConsumer<T, R> resultsConsumer) {
return doExecuteQuery(
jdbcSelect,
jdbcParameterBindings,
getScrollContext( executionContext, executionContext.getSession().getPersistenceContext() ),
rowTransformer,
domainResultType,
statementCreator,
resultsConsumer
);
}
/*
When `Query#scroll()` is call the query is not executed immediately, a new ExecutionContext with the values of the `persistenceContext.isDefaultReadOnly()` and of the `queryOptions.isReadOnly()`
set at the moment of the Query#scroll() call is created in order to use it when the query will be executed.
*/
private ExecutionContext getScrollContext(ExecutionContext context, PersistenceContext persistenceContext) {
final QueryOptions queryOptions = context.getQueryOptions();
final Boolean readOnly;
if ( queryOptions.isReadOnly() == null ) {
readOnly = persistenceContext.isDefaultReadOnly();
}
else {
readOnly = queryOptions.isReadOnly();
}
final Integer timeout = queryOptions.getTimeout();
final FlushMode flushMode = queryOptions.getFlushMode();
final AppliedGraph appliedGraph = queryOptions.getAppliedGraph();
final TupleTransformer<?> tupleTransformer = queryOptions.getTupleTransformer();
final ResultListTransformer<?> resultListTransformer = queryOptions.getResultListTransformer();
final Boolean resultCachingEnabled = queryOptions.isResultCachingEnabled();
final CacheRetrieveMode cacheRetrieveMode = queryOptions.getCacheRetrieveMode();
final CacheStoreMode cacheStoreMode = queryOptions.getCacheStoreMode();
final String resultCacheRegionName = queryOptions.getResultCacheRegionName();
final LockOptions lockOptions = queryOptions.getLockOptions();
final String comment = queryOptions.getComment();
final List<String> databaseHints = queryOptions.getDatabaseHints();
final Integer fetchSize = queryOptions.getFetchSize();
final Limit limit = queryOptions.getLimit();
return new JdbcSelectExecutionContext(
timeout,
flushMode,
readOnly,
appliedGraph,
tupleTransformer,
resultListTransformer,
resultCachingEnabled,
cacheRetrieveMode,
cacheStoreMode,
resultCacheRegionName,
lockOptions,
comment,
databaseHints,
fetchSize,
limit,
context
);
}
private <T, R> T doExecuteQuery(
JdbcOperationQuerySelect jdbcSelect,
JdbcParameterBindings jdbcParameterBindings,
@ -642,175 +490,4 @@ public class JdbcSelectExecutorStandardImpl implements JdbcSelectExecutor {
}
}
private static class JdbcSelectExecutionContext extends BaseExecutionContext implements QueryOptions {
private final Integer timeout;
private final FlushMode flushMode;
private final Boolean readOnly;
private final AppliedGraph appliedGraph;
private final TupleTransformer<?> tupleTransformer;
private final ResultListTransformer<?> resultListTransformer;
private final Boolean resultCachingEnabled;
private final CacheRetrieveMode cacheRetrieveMode;
private final CacheStoreMode cacheStoreMode;
private final String resultCacheRegionName;
private final LockOptions lockOptions;
private final String comment;
private final List<String> databaseHints;
private final Integer fetchSize;
private final Limit limit;
private final ExecutionContext context;
public JdbcSelectExecutionContext(
Integer timeout,
FlushMode flushMode,
Boolean readOnly,
AppliedGraph appliedGraph,
TupleTransformer<?> tupleTransformer,
ResultListTransformer<?> resultListTransformer,
Boolean resultCachingEnabled,
CacheRetrieveMode cacheRetrieveMode,
CacheStoreMode cacheStoreMode,
String resultCacheRegionName,
LockOptions lockOptions,
String comment,
List<String> databaseHints,
Integer fetchSize,
Limit limit,
ExecutionContext context) {
super( context.getSession() );
this.timeout = timeout;
this.flushMode = flushMode;
this.readOnly = readOnly;
this.appliedGraph = appliedGraph;
this.tupleTransformer = tupleTransformer;
this.resultListTransformer = resultListTransformer;
this.resultCachingEnabled = resultCachingEnabled;
this.cacheRetrieveMode = cacheRetrieveMode;
this.cacheStoreMode = cacheStoreMode;
this.resultCacheRegionName = resultCacheRegionName;
this.lockOptions = lockOptions;
this.comment = comment;
this.databaseHints = databaseHints;
this.fetchSize = fetchSize;
this.limit = limit;
this.context = context;
}
@Override
public boolean isScrollResult() {
return true;
}
@Override
public QueryOptions getQueryOptions() {
return this;
}
@Override
public Integer getTimeout() {
return timeout;
}
@Override
public FlushMode getFlushMode() {
return flushMode;
}
@Override
public Boolean isReadOnly() {
return readOnly;
}
@Override
public AppliedGraph getAppliedGraph() {
return appliedGraph;
}
@Override
public TupleTransformer<?> getTupleTransformer() {
return tupleTransformer;
}
@Override
public ResultListTransformer<?> getResultListTransformer() {
return resultListTransformer;
}
@Override
public Boolean isResultCachingEnabled() {
return resultCachingEnabled;
}
@Override
public Boolean getQueryPlanCachingEnabled() {
return null;
}
@Override
public CacheRetrieveMode getCacheRetrieveMode() {
return cacheRetrieveMode;
}
@Override
public CacheStoreMode getCacheStoreMode() {
return cacheStoreMode;
}
@Override
public String getResultCacheRegionName() {
return resultCacheRegionName;
}
@Override
public LockOptions getLockOptions() {
return lockOptions;
}
@Override
public String getComment() {
return comment;
}
@Override
public List<String> getDatabaseHints() {
return databaseHints;
}
@Override
public Integer getFetchSize() {
return fetchSize;
}
@Override
public Limit getLimit() {
return limit;
}
@Override
public QueryParameterBindings getQueryParameterBindings() {
return context.getQueryParameterBindings();
}
@Override
public Callback getCallback() {
return context.getCallback();
}
@Override
public boolean hasCallbackActions() {
return context.hasCallbackActions();
}
@Override
public Set<String> getEnabledFetchProfiles() {
return null;
}
@Override
public Set<String> getDisabledFetchProfiles() {
return null;
}
}
}

295
hibernate-core/src/main/java/org/hibernate/sql/exec/spi/JdbcSelectExecutor.java
View File

@ -6,14 +6,35 @@
*/
package org.hibernate.sql.exec.spi;
import java.sql.PreparedStatement;
import java.util.List;
import java.util.Set;
import java.util.Spliterator;
import java.util.Spliterators;
import java.util.function.Function;
import java.util.stream.Stream;
import java.util.stream.StreamSupport;
import org.hibernate.FlushMode;
import org.hibernate.Incubating;
import org.hibernate.LockOptions;
import org.hibernate.ScrollMode;
import org.hibernate.graph.spi.AppliedGraph;
import org.hibernate.query.ResultListTransformer;
import org.hibernate.query.TupleTransformer;
import org.hibernate.query.internal.ScrollableResultsIterator;
import org.hibernate.query.spi.Limit;
import org.hibernate.query.spi.QueryOptions;
import org.hibernate.query.spi.QueryParameterBindings;
import org.hibernate.query.spi.ScrollableResultsImplementor;
import org.hibernate.sql.exec.internal.BaseExecutionContext;
import org.hibernate.sql.results.spi.ListResultsConsumer;
import org.hibernate.sql.results.spi.ResultsConsumer;
import org.hibernate.sql.results.spi.RowTransformer;
import org.hibernate.sql.results.spi.ScrollableResultsConsumer;
import jakarta.persistence.CacheRetrieveMode;
import jakarta.persistence.CacheStoreMode;
/**
* An executor for JdbcSelect operations.
@ -22,6 +43,19 @@ import org.hibernate.sql.results.spi.RowTransformer;
*/
@Incubating
public interface JdbcSelectExecutor {
/**
* @since 6.4
*/
<T, R> T executeQuery(
JdbcOperationQuerySelect jdbcSelect,
JdbcParameterBindings jdbcParameterBindings,
ExecutionContext executionContext,
RowTransformer<R> rowTransformer,
Class<R> domainResultType,
Function<String, PreparedStatement> statementCreator,
ResultsConsumer<T, R> resultsConsumer);
default <R> List<R> list(
JdbcOperationQuerySelect jdbcSelect,
JdbcParameterBindings jdbcParameterBindings,
@ -31,24 +65,267 @@ public interface JdbcSelectExecutor {
return list( jdbcSelect, jdbcParameterBindings, executionContext, rowTransformer, null, uniqueSemantic );
}
<R> List<R> list(
default <R> List<R> list(
JdbcOperationQuerySelect jdbcSelect,
JdbcParameterBindings jdbcParameterBindings,
ExecutionContext executionContext,
RowTransformer<R> rowTransformer,
Class<R> requestedJavaType,
ListResultsConsumer.UniqueSemantic uniqueSemantic);
ListResultsConsumer.UniqueSemantic uniqueSemantic) {
// Only do auto flushing for top level queries
return executeQuery(
jdbcSelect,
jdbcParameterBindings,
executionContext,
rowTransformer,
requestedJavaType,
sql -> executionContext.getSession()
.getJdbcCoordinator()
.getStatementPreparer()
.prepareQueryStatement( sql, false, null ),
ListResultsConsumer.instance( uniqueSemantic )
);
}
<R> ScrollableResultsImplementor<R> scroll(
default <R> ScrollableResultsImplementor<R> scroll(
JdbcOperationQuerySelect jdbcSelect,
ScrollMode scrollMode,
JdbcParameterBindings jdbcParameterBindings,
ExecutionContext executionContext,
RowTransformer<R> rowTransformer);
RowTransformer<R> rowTransformer) {
return executeQuery(
jdbcSelect,
jdbcParameterBindings,
getScrollContext( executionContext ),
rowTransformer,
null,
sql -> executionContext.getSession().getJdbcCoordinator().getStatementPreparer().prepareQueryStatement(
sql,
false,
scrollMode
),
ScrollableResultsConsumer.instance()
);
}
/*
When `Query#scroll()` is call the query is not executed immediately, a new ExecutionContext with the values of the `persistenceContext.isDefaultReadOnly()` and of the `queryOptions.isReadOnly()`
set at the moment of the Query#scroll() call is created in order to use it when the query will be executed.
*/
private ExecutionContext getScrollContext(ExecutionContext context) {
class ScrollableExecutionContext extends BaseExecutionContext implements QueryOptions {
private final Integer timeout;
private final FlushMode flushMode;
private final Boolean readOnly;
private final AppliedGraph appliedGraph;
private final TupleTransformer<?> tupleTransformer;
private final ResultListTransformer<?> resultListTransformer;
private final Boolean resultCachingEnabled;
private final CacheRetrieveMode cacheRetrieveMode;
private final CacheStoreMode cacheStoreMode;
private final String resultCacheRegionName;
private final LockOptions lockOptions;
private final String comment;
private final List<String> databaseHints;
private final Integer fetchSize;
private final Limit limit;
private final ExecutionContext context;
public ScrollableExecutionContext(
Integer timeout,
FlushMode flushMode,
Boolean readOnly,
AppliedGraph appliedGraph,
TupleTransformer<?> tupleTransformer,
ResultListTransformer<?> resultListTransformer,
Boolean resultCachingEnabled,
CacheRetrieveMode cacheRetrieveMode,
CacheStoreMode cacheStoreMode,
String resultCacheRegionName,
LockOptions lockOptions,
String comment,
List<String> databaseHints,
Integer fetchSize,
Limit limit,
ExecutionContext context) {
super( context.getSession() );
this.timeout = timeout;
this.flushMode = flushMode;
this.readOnly = readOnly;
this.appliedGraph = appliedGraph;
this.tupleTransformer = tupleTransformer;
this.resultListTransformer = resultListTransformer;
this.resultCachingEnabled = resultCachingEnabled;
this.cacheRetrieveMode = cacheRetrieveMode;
this.cacheStoreMode = cacheStoreMode;
this.resultCacheRegionName = resultCacheRegionName;
this.lockOptions = lockOptions;
this.comment = comment;
this.databaseHints = databaseHints;
this.fetchSize = fetchSize;
this.limit = limit;
this.context = context;
}
@Override
public boolean isScrollResult() {
return true;
}
@Override
public QueryOptions getQueryOptions() {
return this;
}
@Override
public Integer getTimeout() {
return timeout;
}
@Override
public FlushMode getFlushMode() {
return flushMode;
}
@Override
public Boolean isReadOnly() {
return readOnly;
}
@Override
public AppliedGraph getAppliedGraph() {
return appliedGraph;
}
@Override
public TupleTransformer<?> getTupleTransformer() {
return tupleTransformer;
}
@Override
public ResultListTransformer<?> getResultListTransformer() {
return resultListTransformer;
}
@Override
public Boolean isResultCachingEnabled() {
return resultCachingEnabled;
}
@Override
public Boolean getQueryPlanCachingEnabled() {
return null;
}
@Override
public CacheRetrieveMode getCacheRetrieveMode() {
return cacheRetrieveMode;
}
@Override
public CacheStoreMode getCacheStoreMode() {
return cacheStoreMode;
}
@Override
public String getResultCacheRegionName() {
return resultCacheRegionName;
}
@Override
public LockOptions getLockOptions() {
return lockOptions;
}
@Override
public String getComment() {
return comment;
}
@Override
public List<String> getDatabaseHints() {
return databaseHints;
}
@Override
public Integer getFetchSize() {
return fetchSize;
}
@Override
public Limit getLimit() {
return limit;
}
@Override
public QueryParameterBindings getQueryParameterBindings() {
return context.getQueryParameterBindings();
}
@Override
public Callback getCallback() {
return context.getCallback();
}
@Override
public boolean hasCallbackActions() {
return context.hasCallbackActions();
}
@Override
public Set<String> getEnabledFetchProfiles() {
return null;
}
@Override
public Set<String> getDisabledFetchProfiles() {
return null;
}
}
final QueryOptions queryOptions = context.getQueryOptions();
final Boolean readOnly;
if ( queryOptions.isReadOnly() == null ) {
readOnly = context.getSession().getPersistenceContext().isDefaultReadOnly();
}
else {
readOnly = queryOptions.isReadOnly();
}
final Integer timeout = queryOptions.getTimeout();
final FlushMode flushMode = queryOptions.getFlushMode();
final AppliedGraph appliedGraph = queryOptions.getAppliedGraph();
final TupleTransformer<?> tupleTransformer = queryOptions.getTupleTransformer();
final ResultListTransformer<?> resultListTransformer = queryOptions.getResultListTransformer();
final Boolean resultCachingEnabled = queryOptions.isResultCachingEnabled();
final CacheRetrieveMode cacheRetrieveMode = queryOptions.getCacheRetrieveMode();
final CacheStoreMode cacheStoreMode = queryOptions.getCacheStoreMode();
final String resultCacheRegionName = queryOptions.getResultCacheRegionName();
final LockOptions lockOptions = queryOptions.getLockOptions();
final String comment = queryOptions.getComment();
final List<String> databaseHints = queryOptions.getDatabaseHints();
final Integer fetchSize = queryOptions.getFetchSize();
final Limit limit = queryOptions.getLimit();
return new ScrollableExecutionContext(
timeout,
flushMode,
readOnly,
appliedGraph,
tupleTransformer,
resultListTransformer,
resultCachingEnabled,
cacheRetrieveMode,
cacheStoreMode,
resultCacheRegionName,
lockOptions,
comment,
databaseHints,
fetchSize,
limit,
context
);
}
<R> Stream<R> stream(
JdbcOperationQuerySelect jdbcSelect,
JdbcParameterBindings jdbcParameterBindings,
ExecutionContext executionContext,
RowTransformer<R> rowTransformer);
}

14
hibernate-core/src/test/java/org/hibernate/orm/test/query/sqm/DelegatingSqmSelectionQueryImplementorTest.java Normal file
View File

@ -0,0 +1,14 @@
package org.hibernate.orm.test.query.sqm;
import org.hibernate.query.sqm.spi.DelegatingSqmSelectionQueryImplementor;
import org.hibernate.query.sqm.spi.SqmSelectionQueryImplementor;
/**
* This class just serves as compilation unit to verify we implemented all methods in the {@link DelegatingSqmSelectionQueryImplementor} class.
*/
public class DelegatingSqmSelectionQueryImplementorTest<R> extends DelegatingSqmSelectionQueryImplementor<R> {
@Override
protected SqmSelectionQueryImplementor<R> getDelegate() {
return null;
}
}