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/***************************************************************************
* Copyright (c) 2004 - 2008 Eike Stepper, Germany.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Eike Stepper - initial API and implementation
* Simon McDuff - https://bugs.eclipse.org/bugs/show_bug.cgi?id=201266
**************************************************************************/
package org.eclipse.emf.cdo.server;
import org.eclipse.emf.cdo.protocol.id.CDOID;
import org.eclipse.emf.cdo.protocol.id.CDOIDTemp;
import org.eclipse.emf.cdo.protocol.model.CDOPackage;
import org.eclipse.emf.cdo.protocol.model.CDOPackageManager;
import org.eclipse.emf.cdo.protocol.revision.CDORevision;
import org.eclipse.emf.cdo.protocol.revision.delta.CDORevisionDelta;
import java.util.Map;
/**
* @author Eike Stepper
*/
public interface IStoreWriter extends IStoreReader
{
public IView getView();
public void commit(CommitContext context);
public void rollback(CommitContext context);
/**
* Represents the state of a single, logical commit operation which is driven through multiple calls to several
* methods on the {@link IStoreWriter} API. All these method calls get the same <code>CommitContext</code> instance
* passed so that the implementor of the {@link IStoreWriter} can track the state and progress of the commit
* operation.
*
* @author Eike Stepper
*/
public interface CommitContext
{
/**
* Returns the ID of the transactional view (<code>ITransaction</code>) which is the scope of the commit
* operation represented by this <code>CommitContext</code>.
*/
public int getTransactionID();
/**
* Returns the time stamp of this commit operation.
*/
public long getTimeStamp();
/**
* Returns the temporary, transactional package manager associated with the commit operation represented by this
* <code>CommitContext</code>. In addition to the packages registered with the session this package manager also
* contains the new packages that are part of this commit operation.
*/
public CDOPackageManager getPackageManager();
/**
* Returns an array of the new packages that are part of the commit operation represented by this
* <code>CommitContext</code>.
*/
public CDOPackage[] getNewPackages();
/**
* Returns an array of the new objects that are part of the commit operation represented by this
* <code>CommitContext</code>.
*/
public CDORevision[] getNewObjects();
/**
* Returns an array of the dirty objects that are part of the commit operation represented by this
* <code>CommitContext</code>.
*/
public CDORevision[] getDirtyObjects();
/**
* Returns an array of the dirty object deltas that are part of the commit operation represented by this
* <code>CommitContext</code>.
*/
public CDORevisionDelta[] getDirtyObjectDeltas();
/**
* Returns an unmodifiable map from all temporary IDs (meta or not) to their persistent counter parts. It is
* initially populated with the mappings of all new meta objects.
*/
public Map<CDOIDTemp, CDOID> getIDMappings();
public void addIDMapping(CDOIDTemp oldID, CDOID newID);
public void applyIDMappings();
}
}
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