org.eclipse.emf.cdo.transaction
Interface CDOTransaction

All Superinterfaces:
CDOBranchPoint, CDOChangeSetDataProvider, CDOCommonTransaction, CDOCommonView, CDORevisionProvider, CDOUpdatable, CDOUserTransaction, CDOView, Closeable, INotifier, IOptionsContainer
All Known Subinterfaces:
InternalCDOTransaction
All Known Implementing Classes:
CDOPushTransaction

public interface CDOTransaction
extends CDOView, CDOCommonTransaction, CDOUserTransaction, CDOChangeSetDataProvider

A read-write view to the current (i.e. latest) state of the object graph in the repository.

Since:
2.0
Author:
Eike Stepper
No Implement
This interface is not intended to be implemented by clients.
No Extend
This interface is not intended to be extended by clients.

Nested Class Summary
static interface CDOTransaction.Options
           
 
Field Summary
 
Fields inherited from interface org.eclipse.emf.cdo.util.CDOUpdatable
NO_TIMEOUT
 
Fields inherited from interface org.eclipse.emf.cdo.common.branch.CDOBranchPoint
INVALID_DATE, UNSPECIFIED_DATE
 
Method Summary
 void addTransactionHandler(CDOTransactionHandlerBase handler)
           
 CDOQuery createQuery(String language, String queryString, boolean considerDirtyState)
           
 CDOQuery createQuery(String language, String queryString, Object context, boolean considerDirtyState)
           
 CDOResource createResource(String path)
           
 CDOResourceFolder createResourceFolder(String path)
           
 CDOSavepoint[] exportChanges(OutputStream out)
           
 String getCommitComment()
          Returns the comment to be used in the next commit operation.
 Set<? extends EObject> getCommittables()
           
 Set<CDOObject> getConflicts()
           
 Map<CDOID,CDOObject> getDetachedObjects()
           
 Map<CDOID,CDOObject> getDirtyObjects()
           
 long getLastCommitTime()
           
 CDOSavepoint getLastSavepoint()
           
 Map<CDOID,CDOObject> getNewObjects()
           
 CDOResource getOrCreateResource(String path)
           
 CDOResourceFolder getOrCreateResourceFolder(String path)
           
 Map<CDOID,CDORevisionDelta> getRevisionDeltas()
           
 CDOTransactionHandler[] getTransactionHandlers()
           
 CDOTransactionHandler1[] getTransactionHandlers1()
           
 CDOTransactionHandler2[] getTransactionHandlers2()
           
 boolean hasConflict()
          Returns true if this transaction contains local modifications that are conflicting with remote modifications, false otherwise.
 CDOSavepoint[] importChanges(InputStream in, boolean reconstructSavepoints)
           
 boolean isDirty()
          Returns true if this transaction is not closed and contains uncommitted changes, false otherwise.
 CDOChangeSetData merge(CDOBranchPoint source, CDOBranchPoint sourceBase, CDOMerger merger)
           
 CDOChangeSetData merge(CDOBranchPoint source, CDOMerger merger)
           
 CDOTransaction.Options options()
           
 void removeTransactionHandler(CDOTransactionHandlerBase handler)
           
 void setCommitComment(String comment)
          Sets the comment to be used in the next commit operation.
 void setCommittables(Set<? extends EObject> committables)
           
 CDOSavepoint setSavepoint()
          Creates a save point in the CDOTransaction that can be used to roll back a part of the transaction Save points do not involve the server side, everything is done on the client side.
 
Methods inherited from interface org.eclipse.emf.cdo.view.CDOView
addObjectHandler, compareRevisions, createQuery, createQuery, enableDurableLocking, getObject, getObject, getObject, getObjectHandlers, getResource, getResource, getResourceNode, getResourceSet, getRootResource, getSession, getURIHandler, getViewSet, hasResource, isInvalidationRunnerActive, isLegacyModeEnabled, isObjectRegistered, lockObjects, queryResources, queryResourcesAsync, queryXRefs, queryXRefs, queryXRefsAsync, reload, removeObjectHandler, setBranch, setBranchPoint, setBranchPoint, setTimeStamp, unlockObjects, unlockObjects
 
Methods inherited from interface org.eclipse.emf.cdo.util.CDOUpdatable
getLastUpdateTime, waitForUpdate, waitForUpdate
 
Methods inherited from interface org.eclipse.net4j.util.event.INotifier
addListener, getListeners, hasListeners, removeListener
 
Methods inherited from interface org.eclipse.emf.cdo.common.CDOCommonView
getDurableLockingID, getViewID, isReadOnly
 
Methods inherited from interface org.eclipse.emf.cdo.common.branch.CDOBranchPoint
getBranch, getTimeStamp
 
Methods inherited from interface org.eclipse.emf.cdo.common.revision.CDORevisionProvider
getRevision
 
Methods inherited from interface org.eclipse.net4j.util.collection.Closeable
close, isClosed
 
Methods inherited from interface org.eclipse.emf.cdo.transaction.CDOUserTransaction
commit, commit, rollback
 
Methods inherited from interface org.eclipse.emf.cdo.common.commit.CDOChangeSetDataProvider
getChangeSetData
 

Method Detail

isDirty

boolean isDirty()
Returns true if this transaction is not closed and contains uncommitted changes, false otherwise.

Specified by:
isDirty in interface CDOView
See Also:
isDirty()

hasConflict

boolean hasConflict()
Returns true if this transaction contains local modifications that are conflicting with remote modifications, false otherwise.

Specified by:
hasConflict in interface CDOView
See Also:
hasConflict()

getConflicts

Set<CDOObject> getConflicts()

merge

CDOChangeSetData merge(CDOBranchPoint source,
                       CDOMerger merger)
Since:
3.0

merge

CDOChangeSetData merge(CDOBranchPoint source,
                       CDOBranchPoint sourceBase,
                       CDOMerger merger)
Since:
4.0

createResourceFolder

CDOResourceFolder createResourceFolder(String path)
Since:
4.0

getOrCreateResourceFolder

CDOResourceFolder getOrCreateResourceFolder(String path)
Since:
4.0

createResource

CDOResource createResource(String path)
See Also:
ResourceSet.createResource(URI)

getOrCreateResource

CDOResource getOrCreateResource(String path)

addTransactionHandler

void addTransactionHandler(CDOTransactionHandlerBase handler)
Since:
4.0

removeTransactionHandler

void removeTransactionHandler(CDOTransactionHandlerBase handler)
Since:
4.0

getTransactionHandlers

CDOTransactionHandler[] getTransactionHandlers()
Since:
3.0

getTransactionHandlers1

CDOTransactionHandler1[] getTransactionHandlers1()
Since:
4.0

getTransactionHandlers2

CDOTransactionHandler2[] getTransactionHandlers2()
Since:
4.0

setSavepoint

CDOSavepoint setSavepoint()
Description copied from interface: CDOUserTransaction
Creates a save point in the CDOTransaction that can be used to roll back a part of the transaction

Save points do not involve the server side, everything is done on the client side.

Specified by:
setSavepoint in interface CDOUserTransaction
Since:
3.0

getLastSavepoint

CDOSavepoint getLastSavepoint()
Specified by:
getLastSavepoint in interface CDOUserTransaction
Since:
3.0

getNewObjects

Map<CDOID,CDOObject> getNewObjects()

getDetachedObjects

Map<CDOID,CDOObject> getDetachedObjects()
Since:
2.0

getDirtyObjects

Map<CDOID,CDOObject> getDirtyObjects()

getRevisionDeltas

Map<CDOID,CDORevisionDelta> getRevisionDeltas()

exportChanges

CDOSavepoint[] exportChanges(OutputStream out)
                             throws IOException
Throws:
IOException
Since:
3.0

importChanges

CDOSavepoint[] importChanges(InputStream in,
                             boolean reconstructSavepoints)
                             throws IOException
Throws:
IOException
Since:
3.0

getLastCommitTime

long getLastCommitTime()

getCommitComment

String getCommitComment()
Returns the comment to be used in the next commit operation.

Since:
3.0
See Also:
CDOCommitInfo.getComment()

setCommitComment

void setCommitComment(String comment)
Sets the comment to be used in the next commit operation.

Since:
3.0
See Also:
CDOCommitInfo.getComment()

setCommittables

void setCommittables(Set<? extends EObject> committables)
Since:
4.0

getCommittables

Set<? extends EObject> getCommittables()
Since:
4.0

createQuery

CDOQuery createQuery(String language,
                     String queryString,
                     boolean considerDirtyState)
Since:
4.0

createQuery

CDOQuery createQuery(String language,
                     String queryString,
                     Object context,
                     boolean considerDirtyState)
Since:
4.0

options

CDOTransaction.Options options()
Specified by:
options in interface CDOView
Specified by:
options in interface IOptionsContainer


Copyright (c) 2004 - 2011 Eike Stepper (Berlin, Germany) and others.