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CollectionEntry (Hibernate API Documentation) - Hibernate 3.2.4 正式版 API 英文文档

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org.hibernate.engine
Class CollectionEntry

java.lang.Object
  org.hibernate.engine.CollectionEntry

All Implemented Interfaces:

Serializable

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public final class CollectionEntry

extends Object

implements Serializable

We need an entry to tell us all about the current state of a collection with respect to its persistent state

Author:

Gavin King

See Also:

Serialized Form

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Constructor Summary

CollectionEntry(CollectionPersister persister, PersistentCollection collection)           For newly wrapped collections, or dereferenced collection wrappers

CollectionEntry(CollectionPersister loadedPersister, Serializable loadedKey)           For uninitialized detached collections

CollectionEntry(PersistentCollection collection, CollectionPersister loadedPersister, Serializable loadedKey, boolean ignore)           For collections just loaded from the database

 

Method Summary
void	afterAction(PersistentCollection collection)           Called after execution of an action
Serializable	getCurrentKey()           This is only available late during the flush cycle
CollectionPersister	getCurrentPersister()
Serializable	getKey()
Serializable	getLoadedKey()
CollectionPersister	getLoadedPersister()           This is only available late during the flush cycle
Collection	getOrphans(String entityName, PersistentCollection collection)           Get the collection orphans (entities which were removed from the collection)
String	getRole()
Serializable	getSnapshot()
boolean	isDorecreate()
boolean	isDoremove()
boolean	isDoupdate()
boolean	isIgnore()
boolean	isProcessed()
boolean	isReached()
boolean	isSnapshotEmpty(PersistentCollection collection)
void	postFlush(PersistentCollection collection)           Called after a successful flush
void	postInitialize(PersistentCollection collection)
void	preFlush(PersistentCollection collection)
void	setCurrentKey(Serializable currentKey)
void	setCurrentPersister(CollectionPersister currentPersister)
void	setDorecreate(boolean dorecreate)
void	setDoremove(boolean doremove)
void	setDoupdate(boolean doupdate)
void	setProcessed(boolean processed)
void	setReached(boolean reached)
void	setRole(String role)
String	toString()
boolean	wasDereferenced()

 

Methods inherited from class java.lang.Object

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

 

Constructor Detail

CollectionEntry

public CollectionEntry(CollectionPersister persister,
                       PersistentCollection collection)

For newly wrapped collections, or dereferenced collection wrappers

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CollectionEntry

public CollectionEntry(PersistentCollection collection,
                       CollectionPersister loadedPersister,
                       Serializable loadedKey,
                       boolean ignore)

For collections just loaded from the database

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CollectionEntry

public CollectionEntry(CollectionPersister loadedPersister,
                       Serializable loadedKey)

For uninitialized detached collections

Method Detail

preFlush

public void preFlush(PersistentCollection collection)
              throws HibernateException

Throws:

HibernateException

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postInitialize

public void postInitialize(PersistentCollection collection)
                    throws HibernateException

Throws:

HibernateException

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postFlush

public void postFlush(PersistentCollection collection)
               throws HibernateException

Called after a successful flush

Throws:

HibernateException

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afterAction

public void afterAction(PersistentCollection collection)

Called after execution of an action

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getKey

public Serializable getKey()

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getRole

public String getRole()

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getSnapshot

public Serializable getSnapshot()

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wasDereferenced

public boolean wasDereferenced()

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isReached

public boolean isReached()

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setReached

public void setReached(boolean reached)

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isProcessed

public boolean isProcessed()

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setProcessed

public void setProcessed(boolean processed)

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isDoupdate

public boolean isDoupdate()

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setDoupdate

public void setDoupdate(boolean doupdate)

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isDoremove

public boolean isDoremove()

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setDoremove

public void setDoremove(boolean doremove)

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isDorecreate

public boolean isDorecreate()

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setDorecreate

public void setDorecreate(boolean dorecreate)

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isIgnore

public boolean isIgnore()

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getCurrentPersister

public CollectionPersister getCurrentPersister()

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setCurrentPersister

public void setCurrentPersister(CollectionPersister currentPersister)

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getCurrentKey

public Serializable getCurrentKey()

This is only available late during the flush cycle

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setCurrentKey

public void setCurrentKey(Serializable currentKey)

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getLoadedPersister

public CollectionPersister getLoadedPersister()

This is only available late during the flush cycle

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getLoadedKey

public Serializable getLoadedKey()

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setRole

public void setRole(String role)

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toString

public String toString()

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getOrphans

public Collection getOrphans(String entityName,
                             PersistentCollection collection)
                      throws HibernateException

Get the collection orphans (entities which were removed from the collection)

Throws:

HibernateException

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isSnapshotEmpty

public boolean isSnapshotEmpty(PersistentCollection collection)

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