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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.internal.cdo.protocol;
import org.eclipse.emf.cdo.internal.protocol.CDOIDImpl;
import org.eclipse.emf.cdo.internal.protocol.bundle.CDOProtocol;
import org.eclipse.emf.cdo.internal.protocol.revision.CDORevisionImpl;
import org.eclipse.emf.cdo.protocol.CDOID;
import org.eclipse.emf.cdo.protocol.CDOProtocolConstants;
import org.eclipse.net4j.IChannel;
import org.eclipse.net4j.util.om.trace.ContextTracer;
import org.eclipse.net4j.util.stream.ExtendedDataInputStream;
import org.eclipse.net4j.util.stream.ExtendedDataOutputStream;
import java.io.IOException;
/**
* @author Eike Stepper
*/
public class LoadObjectRequest extends CDOClientRequest<CDORevisionImpl>
{
private static final ContextTracer PROTOCOL = new ContextTracer(CDOProtocol.DEBUG_PROTOCOL, LoadObjectRequest.class);
private CDOID id;
private boolean historical;
private long timeStamp;
public LoadObjectRequest(IChannel channel, CDOID id)
{
super(channel, CDOProtocolConstants.LOAD_OBJECT_SIGNAL);
this.id = id;
}
public LoadObjectRequest(IChannel channel, CDOID id, long timeStamp)
{
this(channel, id);
this.timeStamp = timeStamp;
historical = true;
}
@Override
protected void requesting(ExtendedDataOutputStream out) throws IOException
{
if (PROTOCOL.isEnabled())
{
PROTOCOL.format("Writing ID: {0}", id);
}
CDOIDImpl.write(out, id);
out.writeBoolean(historical);
if (historical)
{
if (PROTOCOL.isEnabled())
{
PROTOCOL.format("Writing timeStamp: {0}", timeStamp);
}
out.writeLong(timeStamp);
}
}
@Override
protected CDORevisionImpl confirming(ExtendedDataInputStream in) throws IOException
{
return new CDORevisionImpl(in);
}
}
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