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/***************************************************************************
* Copyright (c) 2004-2007 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
**************************************************************************/
package org.eclipse.emf.cdo.internal.server.protocol;
import org.eclipse.emf.cdo.internal.protocol.CDOIDImpl;
import org.eclipse.emf.cdo.internal.protocol.revision.CDORevisionImpl;
import org.eclipse.emf.cdo.internal.server.bundle.OM;
import org.eclipse.emf.cdo.protocol.CDOID;
import org.eclipse.emf.cdo.protocol.CDOProtocolConstants;
import org.eclipse.net4j.internal.util.om.trace.ContextTracer;
import org.eclipse.net4j.util.io.ExtendedDataInputStream;
import org.eclipse.net4j.util.io.ExtendedDataOutputStream;
import java.io.IOException;
/**
* @author Eike Stepper
*/
public class LoadRevisionIndication extends CDOReadIndication
{
private static final ContextTracer PROTOCOL = new ContextTracer(OM.DEBUG_PROTOCOL, LoadRevisionIndication.class);
private CDORevisionImpl revision;
public LoadRevisionIndication()
{
super(CDOProtocolConstants.SIGNAL_LOAD_REVISION);
}
@Override
protected void indicating(ExtendedDataInputStream in) throws IOException
{
CDOID id = CDOIDImpl.read(in);
if (PROTOCOL.isEnabled())
{
PROTOCOL.format("Read ID: {0}", id);
}
boolean historical = in.readBoolean();
if (historical)
{
long timeStamp = in.readLong();
if (PROTOCOL.isEnabled())
{
PROTOCOL.format("Read timeStamp: {0}", timeStamp);
}
revision = getRevisionManager().getRevision(id, timeStamp);
}
else
{
revision = getRevisionManager().getRevision(id);
}
}
@Override
protected void responding(ExtendedDataOutputStream out) throws IOException
{
revision.write(out, getSession());
}
}
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