Package org.hibernate.sql.results.graph.collection.internal

Class AbstractCollectionInitializer

java.lang.Object

org.hibernate.sql.results.graph.collection.internal.AbstractCollectionInitializer

All Implemented Interfaces:

CollectionInitializer, FetchParentAccess, Initializer

Direct Known Subclasses:

AbstractImmediateCollectionInitializer, DelayedCollectionInitializer, SelectEagerCollectionInitializer

public abstract class AbstractCollectionInitializer
extends Object
implements CollectionInitializer

Base support for CollectionInitializer implementations

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static class	AbstractCollectionInitializer.State

Field Summary

Fields

Modifier and Type	Field	Description
protected PluralAttributeMapping	collectionAttributeMapping
protected @Nullable PersistentCollection<?>	collectionInstance
protected @Nullable CollectionKey	collectionKey
protected @Nullable DomainResultAssembler<?>	collectionKeyResultAssembler	refers to the collection's container value - which collection-key?
protected boolean	isResultInitializer
protected @Nullable FetchParentAccess	parentAccess
protected boolean	parentShallowCached
protected AbstractCollectionInitializer.State	state

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractCollectionInitializer(NavigablePath collectionPath, PluralAttributeMapping collectionAttributeMapping, FetchParentAccess parentAccess, @Nullable DomainResult<?> collectionKeyResult, boolean isResultInitializer, AssemblerCreationState creationState)

Method Summary

Modifier and Type	Method	Description
void	endLoading(ExecutionContext executionContext)	Lifecycle method called at the very end of the result values processing
@Nullable FetchParentAccess	findFirstEntityDescriptorAccess()	Find the first entity access up the fetch parent graph
void	finishUpRow(RowProcessingState rowProcessingState)	Lifecycle method called at the end of the current row processing.
PluralAttributeMapping	getCollectionAttributeMapping()
@Nullable PersistentCollection<?>	getCollectionInstance()
@Nullable FetchParentAccess	getFetchParentAccess()
PluralAttributeMapping	getInitializedPart()
NavigablePath	getNavigablePath()
@Nullable EntityMappingType	getOwnedModelPartDeclaringType()
@Nullable FetchParentAccess	getOwningParent()
Object	getParentKey()
boolean	isPartOfKey()
boolean	isResultInitializer()
void	markShallowCached()
void	registerResolutionListener(Consumer<Object> resolvedParentConsumer)	Register a listener to be notified when the parent is "resolved"
@Nullable CollectionKey	resolveCollectionKey(RowProcessingState rowProcessingState)
protected void	resolveInstance(RowProcessingState rowProcessingState, boolean isEager)
void	resolveKey(RowProcessingState rowProcessingState)	Step 1 - Resolve the key value for this initializer for the current row.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.hibernate.sql.results.graph.collection.CollectionInitializer

asCollectionInitializer, getInitializedInstance, getInitializingCollectionDescriptor, isCollectionInitializer

Methods inherited from interface org.hibernate.sql.results.graph.FetchParentAccess

findFirstEntityInitializer, shouldSkipInitializer

Methods inherited from interface org.hibernate.sql.results.graph.Initializer

asEmbeddableInitializer, asEntityInitializer, initializeInstance, initializeInstanceFromParent, isEmbeddableInitializer, isEntityInitializer, resolveInstance, startLoading

Field Detail

collectionAttributeMapping

protected final PluralAttributeMapping collectionAttributeMapping

isResultInitializer

protected final boolean isResultInitializer

parentAccess

protected final @Nullable FetchParentAccess parentAccess

collectionKeyResultAssembler

protected final @Nullable DomainResultAssembler<?> collectionKeyResultAssembler

refers to the collection's container value - which collection-key?

collectionInstance

protected @Nullable PersistentCollection<?> collectionInstance

collectionKey

protected @Nullable CollectionKey collectionKey

parentShallowCached

protected boolean parentShallowCached

state

protected AbstractCollectionInitializer.State state

Constructor Detail

AbstractCollectionInitializer

protected AbstractCollectionInitializer(NavigablePath collectionPath,
                                        PluralAttributeMapping collectionAttributeMapping,
                                        FetchParentAccess parentAccess,
                                        @Nullable DomainResult<?> collectionKeyResult,
                                        boolean isResultInitializer,
                                        AssemblerCreationState creationState)

Method Detail

resolveKey

public void resolveKey(RowProcessingState rowProcessingState)

Description copied from interface: Initializer

Step 1 - Resolve the key value for this initializer for the current row. After this point, the initializer knows the entity/collection/component key for the current row

Specified by:

resolveKey in interface Initializer

resolveInstance

protected void resolveInstance(RowProcessingState rowProcessingState,
                               boolean isEager)

getCollectionInstance

public @Nullable PersistentCollection<?> getCollectionInstance()

Specified by:

getCollectionInstance in interface CollectionInitializer

getNavigablePath

public NavigablePath getNavigablePath()

Specified by:

getNavigablePath in interface FetchParentAccess

Specified by:

getNavigablePath in interface Initializer

getCollectionAttributeMapping

public PluralAttributeMapping getCollectionAttributeMapping()

getInitializedPart

public PluralAttributeMapping getInitializedPart()

Specified by:

getInitializedPart in interface CollectionInitializer

Specified by:

getInitializedPart in interface Initializer

getFetchParentAccess

public @Nullable FetchParentAccess getFetchParentAccess()

Specified by:

getFetchParentAccess in interface FetchParentAccess

getOwningParent

public @Nullable FetchParentAccess getOwningParent()

Specified by:

getOwningParent in interface FetchParentAccess

getOwnedModelPartDeclaringType

public @Nullable EntityMappingType getOwnedModelPartDeclaringType()

Specified by:

getOwnedModelPartDeclaringType in interface FetchParentAccess

findFirstEntityDescriptorAccess

public @Nullable FetchParentAccess findFirstEntityDescriptorAccess()

Description copied from interface: FetchParentAccess

Find the first entity access up the fetch parent graph

Specified by:

findFirstEntityDescriptorAccess in interface FetchParentAccess

getParentKey

public Object getParentKey()

Specified by:

getParentKey in interface FetchParentAccess

registerResolutionListener

public void registerResolutionListener(Consumer<Object> resolvedParentConsumer)

Description copied from interface: FetchParentAccess

Register a listener to be notified when the parent is "resolved"

Specified by:

registerResolutionListener in interface FetchParentAccess

isPartOfKey

public boolean isPartOfKey()

Specified by:

isPartOfKey in interface Initializer

isResultInitializer

public boolean isResultInitializer()

Specified by:

isResultInitializer in interface Initializer

resolveCollectionKey

public @Nullable CollectionKey resolveCollectionKey(RowProcessingState rowProcessingState)

Specified by:

resolveCollectionKey in interface CollectionInitializer

finishUpRow

public void finishUpRow(RowProcessingState rowProcessingState)

Description copied from interface: Initializer

Lifecycle method called at the end of the current row processing. Provides ability to complete processing from the current row and prepare for the next row.

Specified by:

finishUpRow in interface Initializer

markShallowCached

public void markShallowCached()

Specified by:

markShallowCached in interface Initializer

endLoading

public void endLoading(ExecutionContext executionContext)

Description copied from interface: Initializer

Lifecycle method called at the very end of the result values processing

Specified by:

endLoading in interface Initializer