oracle.toplink.essentials.changesets

Interface CollectionChangeRecord

All Superinterfaces:

ChangeRecord

All Known Implementing Classes:

CollectionChangeRecord

public interface CollectionChangeRecord
extends ChangeRecord

Purpose: This interface defines the API for the changeRecord that maintains the changes made to a collection attribute of an object.

Description: The CollectionChangeRecord stores a list of objects removed from the collection and a seperate list of objects added to a collection

Method Summary

Modifier and Type	Method and Description
IdentityHashtable	getAddObjectList() ADVANCED: This method returns the IdentityHashtable that contains the added values to the collection and their corresponding ChangeSets.
IdentityHashtable	getRemoveObjectList() ADVANCED: This method returns the IdentityHashtable that contains the removed values from the collection and their corresponding ChangeSets.
boolean	hasChanges() ADVANCED: This method returns true if the change set has changes

Methods inherited from interface oracle.toplink.essentials.changesets.ChangeRecord

getAttribute, getOwner

Method Detail

getAddObjectList

IdentityHashtable getAddObjectList()

ADVANCED: This method returns the IdentityHashtable that contains the added values to the collection and their corresponding ChangeSets.

Returns:

java.util.Vector

getRemoveObjectList

IdentityHashtable getRemoveObjectList()

ADVANCED: This method returns the IdentityHashtable that contains the removed values from the collection and their corresponding ChangeSets.

Returns:

java.util.Vector

hasChanges

boolean hasChanges()

ADVANCED: This method returns true if the change set has changes

Returns:

boolean