Package org.hibernate.engine.internal

Class Collections

java.lang.Object

org.hibernate.engine.internal.Collections

public final class Collections
extends Object

Implements book-keeping for the collection persistence by reachability algorithm

Method Summary

Modifier and Type	Method	Description
static void	processReachableCollection(PersistentCollection<?> collection, CollectionType type, Object entity, SessionImplementor session)	Initialize the role of the collection.
static void	processUnreachableCollection(PersistentCollection<?> coll, SessionImplementor session)	record the fact that this collection was dereferenced
static boolean	skipRemoval(EventSource session, CollectionPersister persister, Object key)	Determines if we can skip the explicit SQL delete statement, since the rows will be deleted by on delete cascade.

Methods inherited from class java.lang.Object

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

Method Details

processUnreachableCollection

public static void processUnreachableCollection(PersistentCollection<?> coll,
 SessionImplementor session)

record the fact that this collection was dereferenced

Parameters:

coll - The collection to be updated by un-reachability.

session - The session

processReachableCollection

public static void processReachableCollection(PersistentCollection<?> collection,
 CollectionType type,
 Object entity,
 SessionImplementor session)

Initialize the role of the collection.

Parameters:

collection - The collection to be updated by reachability.

type - The type of the collection.

entity - The owner of the collection.

session - The session from which this request originates

skipRemoval

public static boolean skipRemoval(EventSource session,
 CollectionPersister persister,
 Object key)

Determines if we can skip the explicit SQL delete statement, since the rows will be deleted by on delete cascade.