org.hibernate.loader.plan.exec.internal

Class AbstractCollectionLoadQueryDetails

java.lang.Object

org.hibernate.loader.plan.exec.internal.AbstractLoadQueryDetails

org.hibernate.loader.plan.exec.internal.AbstractCollectionLoadQueryDetails

All Implemented Interfaces:

LoadQueryDetails

Direct Known Subclasses:

BasicCollectionLoadQueryDetails, OneToManyLoadQueryDetails

public abstract class AbstractCollectionLoadQueryDetails
extends AbstractLoadQueryDetails

Handles interpreting a LoadPlan (for loading of a collection) by:

• generating the SQL query to perform
• creating the readers needed to read the results from the SQL's ResultSet

Author:

Gail Badner

Nested Class Summary

Nested classes/interfaces inherited from class org.hibernate.loader.plan.exec.internal.AbstractLoadQueryDetails

AbstractLoadQueryDetails.ReaderCollectorImpl

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractCollectionLoadQueryDetails(LoadPlan loadPlan, AliasResolutionContextImpl aliasResolutionContext, CollectionReturn rootReturn, QueryBuildingParameters buildingParameters, SessionFactoryImplementor factory)

Method Summary

Modifier and Type	Method and Description
protected void	applyRootReturnFilterRestrictions(SelectStatementBuilder selectStatementBuilder)
protected void	applyRootReturnOrderByFragments(SelectStatementBuilder selectStatementBuilder)
protected void	applyRootReturnSelectFragments(SelectStatementBuilder selectStatementBuilder)
protected void	applyRootReturnWhereJoinRestrictions(SelectStatementBuilder selectStatementBuilder)
protected CollectionReferenceAliases	getCollectionReferenceAliases()
protected QueryableCollection	getQueryableCollection()
protected ReaderCollector	getReaderCollector()
protected CollectionReturn	getRootCollectionReturn()
protected CollectionQuerySpace	getRootQuerySpace()
protected boolean	isSubselectLoadingEnabled(FetchStats fetchStats) Is subselect loading enabled?
protected boolean	shouldApplyRootReturnFilterBeforeKeyRestriction()
protected boolean	shouldUseOptionalEntityInstance()

Methods inherited from class org.hibernate.loader.plan.exec.internal.AbstractLoadQueryDetails

applyRootReturnTableFragments, generate, getAliasResolutionContext, getKeyColumnNames, getLoadPlan, getQueryBuildingParameters, getQuerySpace, getResultSetProcessor, getRootReturn, getRootTableAlias, getSessionFactory, getSqlStatement

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AbstractCollectionLoadQueryDetails

protected AbstractCollectionLoadQueryDetails(LoadPlan loadPlan,
                                             AliasResolutionContextImpl aliasResolutionContext,
                                             CollectionReturn rootReturn,
                                             QueryBuildingParameters buildingParameters,
                                             SessionFactoryImplementor factory)

Method Detail

getRootCollectionReturn

protected CollectionReturn getRootCollectionReturn()

isSubselectLoadingEnabled

protected boolean isSubselectLoadingEnabled(FetchStats fetchStats)

Description copied from class: AbstractLoadQueryDetails

Is subselect loading enabled?

Specified by:

isSubselectLoadingEnabled in class AbstractLoadQueryDetails

Parameters:

fetchStats - the fetch stats; may be null

Returns:

true if subselect loading is enabled; false otherwise.

shouldUseOptionalEntityInstance

protected boolean shouldUseOptionalEntityInstance()

Specified by:

shouldUseOptionalEntityInstance in class AbstractLoadQueryDetails

getReaderCollector

protected ReaderCollector getReaderCollector()

Specified by:

getReaderCollector in class AbstractLoadQueryDetails

getRootQuerySpace

protected CollectionQuerySpace getRootQuerySpace()

Specified by:

getRootQuerySpace in class AbstractLoadQueryDetails

getCollectionReferenceAliases

protected CollectionReferenceAliases getCollectionReferenceAliases()

getQueryableCollection

protected QueryableCollection getQueryableCollection()

shouldApplyRootReturnFilterBeforeKeyRestriction

protected boolean shouldApplyRootReturnFilterBeforeKeyRestriction()

Specified by:

shouldApplyRootReturnFilterBeforeKeyRestriction in class AbstractLoadQueryDetails

applyRootReturnSelectFragments

protected void applyRootReturnSelectFragments(SelectStatementBuilder selectStatementBuilder)

Specified by:

applyRootReturnSelectFragments in class AbstractLoadQueryDetails

applyRootReturnFilterRestrictions

protected void applyRootReturnFilterRestrictions(SelectStatementBuilder selectStatementBuilder)

Specified by:

applyRootReturnFilterRestrictions in class AbstractLoadQueryDetails

applyRootReturnWhereJoinRestrictions

protected void applyRootReturnWhereJoinRestrictions(SelectStatementBuilder selectStatementBuilder)

Specified by:

applyRootReturnWhereJoinRestrictions in class AbstractLoadQueryDetails

applyRootReturnOrderByFragments

protected void applyRootReturnOrderByFragments(SelectStatementBuilder selectStatementBuilder)

Specified by:

applyRootReturnOrderByFragments in class AbstractLoadQueryDetails