org.eclipse.emf.cdo.common.commit
Interface CDOChangeSetData

All Superinterfaces:
CDOChangeKindProvider
All Known Subinterfaces:
CDOChangeSet, CDOCommitData, CDOCommitInfo, CDOSessionInvalidationEvent

public interface CDOChangeSetData
extends CDOChangeKindProvider

A change kind provider with detailed information about new, changed and detached objects.

Since:
3.0
No Implement
This interface is not intended to be implemented by clients.
No Extend
This interface is not intended to be extended by clients.

Method Summary
 CDOChangeSetData copy()
          Returns a deep copy of this change set data.
 List<CDORevisionKey> getChangedObjects()
          Returns a collection of revision keys denoting which (original) revisions have been changed in the context of a commit operation.
 Map<CDOID,CDOChangeKind> getChangeKinds()
           
 List<CDOIDAndVersion> getDetachedObjects()
          Returns a collection of keys denoting which revisions have been revised (corresponds to detached objects) in the context of a commit operation.
 List<CDOIDAndVersion> getNewObjects()
          Returns a collection of keys denoting which revisions have been added in the context of a commit operation.
 boolean isEmpty()
          Returns true, if this change set data does not contain any changes, false otherwise.
 void merge(CDOChangeSetData changeSetData)
          Changes the internal state of this change set data by adding the changes of the given change set data.
 
Methods inherited from interface org.eclipse.emf.cdo.common.commit.CDOChangeKindProvider
getChangeKind
 

Method Detail

isEmpty

boolean isEmpty()
Returns true, if this change set data does not contain any changes, false otherwise.


copy

CDOChangeSetData copy()
Returns a deep copy of this change set data.

Since:
4.0

merge

void merge(CDOChangeSetData changeSetData)
Changes the internal state of this change set data by adding the changes of the given change set data.

Since:
4.0

getNewObjects

List<CDOIDAndVersion> getNewObjects()
Returns a collection of keys denoting which revisions have been added in the context of a commit operation. Depending on various conditions like change subscriptions particular elements can also be full revisions.


getChangedObjects

List<CDORevisionKey> getChangedObjects()
Returns a collection of revision keys denoting which (original) revisions have been changed in the context of a commit operation. Depending on various conditions like change subscriptions particular elements can also be full revision deltas.


getDetachedObjects

List<CDOIDAndVersion> getDetachedObjects()
Returns a collection of keys denoting which revisions have been revised (corresponds to detached objects) in the context of a commit operation. Depending on various conditions the version part of particular elements can be unspecified.


getChangeKinds

Map<CDOID,CDOChangeKind> getChangeKinds()
Since:
4.1


Copyright (c) 2004 - 2012 Eike Stepper (Berlin, Germany) and others.