/*
* Copyright (c) 2016 Eike Stepper (Berlin, Germany) and others.
* 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
*/
package org.eclipse.emf.cdo.server.internal.embedded;
import org.eclipse.emf.cdo.common.branch.CDOBranch;
import org.eclipse.emf.cdo.common.branch.CDOBranchPoint;
import org.eclipse.emf.cdo.common.branch.CDOBranchPointRange;
import org.eclipse.emf.cdo.common.branch.CDOBranchVersion;
import org.eclipse.emf.cdo.common.id.CDOID;
import org.eclipse.emf.cdo.common.revision.CDORevisionHandler;
import org.eclipse.emf.cdo.server.StoreThreadLocal;
import org.eclipse.emf.cdo.spi.common.revision.InternalCDORevision;
import org.eclipse.emf.cdo.spi.common.revision.InternalCDORevisionManager.RevisionLoader2;
import org.eclipse.emf.cdo.spi.common.revision.RevisionInfo;
import org.eclipse.emf.cdo.spi.server.InternalSession;
import org.eclipse.emf.ecore.EClass;
import java.util.List;
/**
* @author Eike Stepper
*/
public final class ServerRevisionLoader implements RevisionLoader2
{
private final RevisionLoader2 delegate;
public ServerRevisionLoader(RevisionLoader2 delegate)
{
this.delegate = delegate;
}
public RevisionLoader2 getDelegate()
{
return delegate;
}
public List<RevisionInfo> loadRevisions(List<RevisionInfo> infos, CDOBranchPoint branchPoint, int referenceChunk, int prefetchDepth)
{
InternalSession serverSession = ServerSession.get();
if (serverSession != null)
{
try
{
StoreThreadLocal.setSession(serverSession);
return delegate.loadRevisions(infos, branchPoint, referenceChunk, prefetchDepth);
}
finally
{
StoreThreadLocal.release();
}
}
return delegate.loadRevisions(infos, branchPoint, referenceChunk, prefetchDepth);
}
public InternalCDORevision loadRevisionByVersion(CDOID id, CDOBranchVersion branchVersion, int referenceChunk)
{
InternalSession serverSession = ServerSession.get();
if (serverSession != null)
{
try
{
StoreThreadLocal.setSession(serverSession);
return delegate.loadRevisionByVersion(id, branchVersion, referenceChunk);
}
finally
{
StoreThreadLocal.release();
}
}
return delegate.loadRevisionByVersion(id, branchVersion, referenceChunk);
}
public void handleRevisions(EClass eClass, CDOBranch branch, boolean exactBranch, long timeStamp, boolean exactTime, CDORevisionHandler handler)
{
InternalSession serverSession = ServerSession.get();
if (serverSession != null)
{
try
{
StoreThreadLocal.setSession(serverSession);
delegate.handleRevisions(eClass, branch, exactBranch, timeStamp, exactTime, handler);
}
finally
{
StoreThreadLocal.release();
}
}
else
{
delegate.handleRevisions(eClass, branch, exactBranch, timeStamp, exactTime, handler);
}
}
public CDOBranchPointRange loadObjectLifetime(CDOID id, CDOBranchPoint branchPoint)
{
InternalSession serverSession = ServerSession.get();
if (serverSession != null)
{
try
{
StoreThreadLocal.setSession(serverSession);
return delegate.loadObjectLifetime(id, branchPoint);
}
finally
{
StoreThreadLocal.release();
}
}
return delegate.loadObjectLifetime(id, branchPoint);
}
}