Package com.blazebit.persistence.view.impl.update.flush

Class AbstractPluralAttributeFlusher<X extends AbstractPluralAttributeFlusher<X,A,R,E,V>,A,R,E,V>

java.lang.Object

com.blazebit.persistence.view.impl.update.flush.AttributeFetchGraphNode<X>

com.blazebit.persistence.view.impl.update.flush.AbstractPluralAttributeFlusher<X,A,R,E,V>

All Implemented Interfaces:

DirtyChecker<V>, PluralDirtyChecker<V,E>, DirtyAttributeFlusher<X,E,V>, FetchGraphNode<X>

Direct Known Subclasses:

CollectionAttributeFlusher, MapAttributeFlusher

public abstract class AbstractPluralAttributeFlusher<X extends AbstractPluralAttributeFlusher<X,A,R,E,V>,A,R,E,V>
extends AttributeFetchGraphNode<X>
implements DirtyAttributeFlusher<X,E,V>, PluralDirtyChecker<V,E>

Since:

1.2.0

Author:

Christian Beikov

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static final class	AbstractPluralAttributeFlusher.DeepEqualityChecker
protected static final class	AbstractPluralAttributeFlusher.EntityIdWithViewIdEqualityChecker
protected static final class	AbstractPluralAttributeFlusher.EntityWithViewEqualityChecker
protected static enum	AbstractPluralAttributeFlusher.EntryState
protected static interface	AbstractPluralAttributeFlusher.EqualityChecker
protected static final class	AbstractPluralAttributeFlusher.EqualsEqualityChecker
protected static final class	AbstractPluralAttributeFlusher.IdentityEqualityChecker
protected static enum	AbstractPluralAttributeFlusher.PluralFlushOperation

Nested classes/interfaces inherited from interface com.blazebit.persistence.view.impl.change.DirtyChecker

DirtyChecker.DirtyKind

Field Summary

Fields

Modifier and Type	Field	Description
protected final CollectionRemoveListener	cascadeDeleteListener
protected final List<? extends A>	collectionActions
protected final boolean	collectionUpdatable
protected final TypeDescriptor	elementDescriptor
protected final BasicDirtyChecker<Object>	elementDirtyChecker
protected final AbstractPluralAttributeFlusher.EqualityChecker	elementEqualityChecker
protected final DirtyAttributeFlusher<?,Object,Object>	elementFlusher
protected final List<CollectionElementAttributeFlusher<E,V>>	elementFlushers
protected final AttributeAccessor	entityAttributeAccessor
protected final AbstractPluralAttributeFlusher.PluralFlushOperation	flushOperation
protected final FlushStrategy	flushStrategy
protected final boolean	jpaProviderDeletesCollection
protected final boolean	optimisticLockProtected
protected final Class<?>	ownerEntityClass
protected final String	ownerIdAttributeName
protected final String[]	ownerIdBindFragments
protected final DirtyAttributeFlusher<?,Object,Object>	ownerIdFlusher
protected final String	ownerIdWhereFragment
protected final String	ownerMapping
protected final CollectionRemoveListener	removeListener
protected final boolean	replaceWithReferenceContents
protected final boolean	supportsCollectionDml
protected final InitialValueAttributeAccessor	viewAttributeAccessor
protected final boolean	viewOnlyDeleteCascaded

Fields inherited from class com.blazebit.persistence.view.impl.update.flush.AttributeFetchGraphNode

attributeName, fetch, mapping

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractPluralAttributeFlusher(AbstractPluralAttributeFlusher<?,?,?,?,?> original, boolean fetch)
protected	AbstractPluralAttributeFlusher(AbstractPluralAttributeFlusher<?,?,?,?,?> original, boolean fetch, AbstractPluralAttributeFlusher.PluralFlushOperation flushOperation, List<? extends A> collectionActions, List<CollectionElementAttributeFlusher<E,V>> elementFlushers)
	AbstractPluralAttributeFlusher(String attributeName, String mapping, boolean fetch, Class<?> ownerEntityClass, String ownerIdAttributeName, String ownerMapping, DirtyAttributeFlusher<?,?,?> ownerIdFlusher, DirtyAttributeFlusher<?,?,?> elementFlusher, boolean supportsCollectionDml, FlushStrategy flushStrategy, AttributeAccessor entityAttributeAccessor, InitialValueAttributeAccessor viewAttributeAccessor, boolean optimisticLockProtected, boolean collectionUpdatable, boolean viewOnlyDeleteCascaded, boolean jpaProviderDeletesCollection, CollectionRemoveListener cascadeDeleteListener, CollectionRemoveListener removeListener, TypeDescriptor elementDescriptor)

Method Summary

Modifier and Type	Method	Description
protected abstract void	addFlatViewElementFlushActions(UpdateContext context, TypeDescriptor elementDescriptor, List<A> actions, V current)
boolean	appendUpdateQueryFragment(UpdateContext context, StringBuilder sb, String mappingPrefix, String parameterPrefix, String separator)
protected abstract boolean	canFlushSeparateCollectionOperations()
protected abstract boolean	collectionEquals(V initial, V current)
protected abstract V	createJpaCollection()
protected abstract CollectionElementAttributeFlusher<E,V>	createMergeFlusher(TypeDescriptor typeDescriptor, Object element)
protected abstract CollectionElementAttributeFlusher<E,V>	createPersistFlusher(TypeDescriptor typeDescriptor, Object element)
protected final boolean	determineElementFlushers(UpdateContext context, TypeDescriptor typeDescriptor, List<CollectionElementAttributeFlusher<E,V>> elementFlushers, Iterable<?> values, List<? extends A> actions, V current)
javax.persistence.Query	flushQuery(UpdateContext context, String parameterPrefix, UpdateQueryFactory queryFactory, javax.persistence.Query query, Object ownerView, Object view, V value, UnmappedOwnerAwareDeleter ownerAwareDeleter, DirtyAttributeFlusher<?,?,?> ownerFlusher)
protected abstract DirtyAttributeFlusher<X,E,V>	getDirtyFlusherForRecordingCollection(UpdateContext context, R collection)
protected abstract List<CollectionElementAttributeFlusher<E,V>>	getElementFlushers(UpdateContext context, V current, List<? extends A> actions)
String	getElementIdAttributeName()
protected final DirtyAttributeFlusher<X,E,V>	getElementOnlyFlusher(UpdateContext context, V current)
AttributeAccessor	getEntityAttributeAccessor()
protected final V	getEntityAttributeValue(E entity)
String	getLockOwner()
final String	getMapping()
protected FetchGraphNode<?>	getNestedGraphNode()
protected final DirtyAttributeFlusher<X,E,V>	getReplaceOrMergeAndElementFlusher(UpdateContext context, V initial, V current)
protected final DirtyAttributeFlusher<X,E,V>	getReplaceOrMergeOnlyFlusher(UpdateContext context, V initial, V current)
protected final DirtyAttributeFlusher<X,E,V>	getReplayAndElementFlusher(UpdateContext context, V initial, V current, List<? extends A> collectionActions, List<CollectionElementAttributeFlusher<E,V>> elementFlushers)
protected final DirtyAttributeFlusher<X,E,V>	getReplayOnlyFlusher(UpdateContext context, V initial, V current, List<? extends A> collectionActions)
AttributeAccessor	getViewAttributeAccessor()
protected static Object	getViewElement(UpdateContext context, TypeDescriptor typeDescriptor, Object jpaCollectionObject)
protected static boolean	identityContains(Collection<Object> addedElements, MutableStateTrackable element)
protected abstract void	invokeCollectionAction(UpdateContext context, Object ownerView, Object view, V targetCollection, Object value, List<? extends A> collectionActions)
protected void	invokeFlushOperation(UpdateContext context, Object ownerView, Object view, E entity, V value)
protected abstract boolean	isIndexed()
boolean	isOptimisticLockProtected()
boolean	isPassThrough()
boolean	loadForEntityFlush()
protected abstract boolean	mergeCollectionElements(UpdateContext context, Object ownerView, Object view, E entity, V value)
protected abstract AbstractPluralAttributeFlusher<X,A,R,E,V>	partialFlusher(boolean fetch, AbstractPluralAttributeFlusher.PluralFlushOperation operation, List<? extends A> collectionActions, List<CollectionElementAttributeFlusher<E,V>> elementFlushers)
protected final void	persistIfNeeded(javax.persistence.EntityManager em, Object object, BasicUserType<Object> basicUserType)
protected final <X> X	persistOrMerge(javax.persistence.EntityManager em, X object)
protected final <X> X	persistOrMerge(javax.persistence.EntityManager em, X object, TypeDescriptor typeDescriptor)
protected abstract void	replaceCollection(UpdateContext context, Object ownerView, Object view, E entity, V value, FlushStrategy flushStrategy)
protected abstract V	replaceWithRecordingCollection(UpdateContext context, Object view, V value, List<? extends A> actions)
boolean	requiresDeferredFlush(V value)
boolean	requiresFlushAfterPersist(V value)
boolean	supportsQueryFlush()

Methods inherited from class com.blazebit.persistence.view.impl.update.flush.AttributeFetchGraphNode

appendFetchJoinQueryFragment, getAttributeName, mergeWith

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.blazebit.persistence.view.impl.update.flush.DirtyAttributeFlusher

appendFetchJoinQueryFragment, cloneDeep, flushEntity, getDirtyFlusher, getNewInitialValue, isViewOnlyDeleteCascaded, remove, remove, removeByOwnerId, removeFromEntity, requiresDeleteCascadeAfterRemove

Methods inherited from interface com.blazebit.persistence.view.impl.change.DirtyChecker

getDirtyKind, getNestedCheckers

Methods inherited from interface com.blazebit.persistence.view.impl.update.flush.FetchGraphNode

getAttributeName, mergeWith

Methods inherited from interface com.blazebit.persistence.view.impl.change.PluralDirtyChecker

getElementDirtyChecker

Field Details

ownerEntityClass

protected final Class<?> ownerEntityClass

ownerIdAttributeName

protected final String ownerIdAttributeName

ownerMapping

protected final String ownerMapping

ownerIdFlusher

protected final DirtyAttributeFlusher<?,Object,Object> ownerIdFlusher

supportsCollectionDml

protected final boolean supportsCollectionDml

ownerIdWhereFragment

protected final String ownerIdWhereFragment

ownerIdBindFragments

protected final String[] ownerIdBindFragments

elementFlusher

protected final DirtyAttributeFlusher<?,Object,Object> elementFlusher

flushStrategy

protected final FlushStrategy flushStrategy

entityAttributeAccessor

protected final AttributeAccessor entityAttributeAccessor

viewAttributeAccessor

protected final InitialValueAttributeAccessor viewAttributeAccessor

optimisticLockProtected

protected final boolean optimisticLockProtected

collectionUpdatable

protected final boolean collectionUpdatable

viewOnlyDeleteCascaded

protected final boolean viewOnlyDeleteCascaded

jpaProviderDeletesCollection

protected final boolean jpaProviderDeletesCollection

cascadeDeleteListener

protected final CollectionRemoveListener cascadeDeleteListener

removeListener

protected final CollectionRemoveListener removeListener

elementDescriptor

protected final TypeDescriptor elementDescriptor

elementEqualityChecker

protected final AbstractPluralAttributeFlusher.EqualityChecker elementEqualityChecker

elementDirtyChecker

protected final BasicDirtyChecker<Object> elementDirtyChecker

flushOperation

protected final AbstractPluralAttributeFlusher.PluralFlushOperation flushOperation

collectionActions

protected final List<? extends A> collectionActions

elementFlushers

protected final List<CollectionElementAttributeFlusher<E,V>> elementFlushers

replaceWithReferenceContents

protected final boolean replaceWithReferenceContents

See Also:

• Constant Field Values

Constructor Details

AbstractPluralAttributeFlusher

public AbstractPluralAttributeFlusher(String attributeName,
 String mapping,
 boolean fetch,
 Class<?> ownerEntityClass,
 String ownerIdAttributeName,
 String ownerMapping,
 DirtyAttributeFlusher<?,?,?> ownerIdFlusher,
 DirtyAttributeFlusher<?,?,?> elementFlusher,
 boolean supportsCollectionDml,
 FlushStrategy flushStrategy,
 AttributeAccessor entityAttributeAccessor,
 InitialValueAttributeAccessor viewAttributeAccessor,
 boolean optimisticLockProtected,
 boolean collectionUpdatable,
 boolean viewOnlyDeleteCascaded,
 boolean jpaProviderDeletesCollection,
 CollectionRemoveListener cascadeDeleteListener,
 CollectionRemoveListener removeListener,
 TypeDescriptor elementDescriptor)

AbstractPluralAttributeFlusher

protected AbstractPluralAttributeFlusher(AbstractPluralAttributeFlusher<?,?,?,?,?> original,
 boolean fetch)

AbstractPluralAttributeFlusher

protected AbstractPluralAttributeFlusher(AbstractPluralAttributeFlusher<?,?,?,?,?> original,
 boolean fetch,
 AbstractPluralAttributeFlusher.PluralFlushOperation flushOperation,
 List<? extends A> collectionActions,
 List<CollectionElementAttributeFlusher<E,V>> elementFlushers)

Method Details

getNestedGraphNode

protected FetchGraphNode<?> getNestedGraphNode()

Overrides:

getNestedGraphNode in class AttributeFetchGraphNode<X extends AbstractPluralAttributeFlusher<X,A,R,E,V>>

appendUpdateQueryFragment

public boolean appendUpdateQueryFragment(UpdateContext context,
 StringBuilder sb,
 String mappingPrefix,
 String parameterPrefix,
 String separator)

Specified by:

appendUpdateQueryFragment in interface DirtyAttributeFlusher<X extends AbstractPluralAttributeFlusher<X,A,R,E,V>,A,R>

supportsQueryFlush

public boolean supportsQueryFlush()

Specified by:

supportsQueryFlush in interface DirtyAttributeFlusher<X extends AbstractPluralAttributeFlusher<X,A,R,E,V>,A,R>

loadForEntityFlush

public boolean loadForEntityFlush()

Specified by:

loadForEntityFlush in interface DirtyAttributeFlusher<X extends AbstractPluralAttributeFlusher<X,A,R,E,V>,A,R>

flushQuery

public javax.persistence.Query flushQuery(UpdateContext context,
 String parameterPrefix,
 UpdateQueryFactory queryFactory,
 javax.persistence.Query query,
 Object ownerView,
 Object view,
 V value,
 UnmappedOwnerAwareDeleter ownerAwareDeleter,
 DirtyAttributeFlusher<?,?,?> ownerFlusher)

Specified by:

flushQuery in interface DirtyAttributeFlusher<X extends AbstractPluralAttributeFlusher<X,A,R,E,V>,A,R>

getEntityAttributeValue

protected final V getEntityAttributeValue(E entity)

createJpaCollection

protected abstract V createJpaCollection()

getMapping

public final String getMapping()

Specified by:

getMapping in interface FetchGraphNode<X extends AbstractPluralAttributeFlusher<X,A,R,E,V>>

Overrides:

getMapping in class AttributeFetchGraphNode<X extends AbstractPluralAttributeFlusher<X,A,R,E,V>>

invokeFlushOperation

protected void invokeFlushOperation(UpdateContext context,
 Object ownerView,
 Object view,
 E entity,
 V value)

invokeCollectionAction

protected abstract void invokeCollectionAction(UpdateContext context,
 Object ownerView,
 Object view,
 V targetCollection,
 Object value,
 List<? extends A> collectionActions)

replaceWithRecordingCollection

protected abstract V replaceWithRecordingCollection(UpdateContext context,
 Object view,
 V value,
 List<? extends A> actions)

isPassThrough

public boolean isPassThrough()

Specified by:

isPassThrough in interface DirtyAttributeFlusher<X extends AbstractPluralAttributeFlusher<X,A,R,E,V>,A,R>

getElementIdAttributeName

public String getElementIdAttributeName()

Specified by:

getElementIdAttributeName in interface DirtyAttributeFlusher<X extends AbstractPluralAttributeFlusher<X,A,R,E,V>,A,R>

getViewAttributeAccessor

public AttributeAccessor getViewAttributeAccessor()

Specified by:

getViewAttributeAccessor in interface DirtyAttributeFlusher<X extends AbstractPluralAttributeFlusher<X,A,R,E,V>,A,R>

getEntityAttributeAccessor

public AttributeAccessor getEntityAttributeAccessor()

Specified by:

getEntityAttributeAccessor in interface DirtyAttributeFlusher<X extends AbstractPluralAttributeFlusher<X,A,R,E,V>,A,R>

getLockOwner

public String getLockOwner()

Specified by:

getLockOwner in interface DirtyAttributeFlusher<X extends AbstractPluralAttributeFlusher<X,A,R,E,V>,A,R>

isOptimisticLockProtected

public boolean isOptimisticLockProtected()

Specified by:

isOptimisticLockProtected in interface DirtyAttributeFlusher<X extends AbstractPluralAttributeFlusher<X,A,R,E,V>,A,R>

requiresFlushAfterPersist

public boolean requiresFlushAfterPersist(V value)

Specified by:

requiresFlushAfterPersist in interface DirtyAttributeFlusher<X extends AbstractPluralAttributeFlusher<X,A,R,E,V>,A,R>

requiresDeferredFlush

public boolean requiresDeferredFlush(V value)

Specified by:

requiresDeferredFlush in interface DirtyAttributeFlusher<X extends AbstractPluralAttributeFlusher<X,A,R,E,V>,A,R>

persistOrMerge

protected final <X> X persistOrMerge(javax.persistence.EntityManager em,
 X object)

persistOrMerge

protected final <X> X persistOrMerge(javax.persistence.EntityManager em,
 X object,
 TypeDescriptor typeDescriptor)

persistIfNeeded

protected final void persistIfNeeded(javax.persistence.EntityManager em,
 Object object,
 BasicUserType<Object> basicUserType)

mergeCollectionElements

protected abstract boolean mergeCollectionElements(UpdateContext context,
 Object ownerView,
 Object view,
 E entity,
 V value)

replaceCollection

protected abstract void replaceCollection(UpdateContext context,
 Object ownerView,
 Object view,
 E entity,
 V value,
 FlushStrategy flushStrategy)

isIndexed

protected abstract boolean isIndexed()

addFlatViewElementFlushActions

protected abstract void addFlatViewElementFlushActions(UpdateContext context,
 TypeDescriptor elementDescriptor,
 List<A> actions,
 V current)

getViewElement

protected static Object getViewElement(UpdateContext context,
 TypeDescriptor typeDescriptor,
 Object jpaCollectionObject)

identityContains

protected static boolean identityContains(Collection<Object> addedElements,
 MutableStateTrackable element)

getElementOnlyFlusher

protected final DirtyAttributeFlusher<X,E,V> getElementOnlyFlusher(UpdateContext context,
 V current)

getReplaceOrMergeOnlyFlusher

protected final DirtyAttributeFlusher<X,E,V> getReplaceOrMergeOnlyFlusher(UpdateContext context,
 V initial,
 V current)

getReplaceOrMergeAndElementFlusher

protected final DirtyAttributeFlusher<X,E,V> getReplaceOrMergeAndElementFlusher(UpdateContext context,
 V initial,
 V current)

getReplayOnlyFlusher

protected final DirtyAttributeFlusher<X,E,V> getReplayOnlyFlusher(UpdateContext context,
 V initial,
 V current,
 List<? extends A> collectionActions)

getReplayAndElementFlusher

protected final DirtyAttributeFlusher<X,E,V> getReplayAndElementFlusher(UpdateContext context,
 V initial,
 V current,
 List<? extends A> collectionActions,
 List<CollectionElementAttributeFlusher<E,V>> elementFlushers)

getElementFlushers

protected abstract List<CollectionElementAttributeFlusher<E,V>> getElementFlushers(UpdateContext context,
 V current,
 List<? extends A> actions)

determineElementFlushers

protected final boolean determineElementFlushers(UpdateContext context,
 TypeDescriptor typeDescriptor,
 List<CollectionElementAttributeFlusher<E,V>> elementFlushers,
 Iterable<?> values,
 List<? extends A> actions,
 V current)

canFlushSeparateCollectionOperations

protected abstract boolean canFlushSeparateCollectionOperations()

createPersistFlusher

protected abstract CollectionElementAttributeFlusher<E,V> createPersistFlusher(TypeDescriptor typeDescriptor,
 Object element)

createMergeFlusher

protected abstract CollectionElementAttributeFlusher<E,V> createMergeFlusher(TypeDescriptor typeDescriptor,
 Object element)

partialFlusher

protected abstract AbstractPluralAttributeFlusher<X,A,R,E,V> partialFlusher(boolean fetch,
 AbstractPluralAttributeFlusher.PluralFlushOperation operation,
 List<? extends A> collectionActions,
 List<CollectionElementAttributeFlusher<E,V>> elementFlushers)

collectionEquals

protected abstract boolean collectionEquals(V initial,
 V current)

getDirtyFlusherForRecordingCollection

protected abstract DirtyAttributeFlusher<X,E,V> getDirtyFlusherForRecordingCollection(UpdateContext context,
 R collection)