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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.model.CDOClassRefImpl;
import org.eclipse.emf.cdo.protocol.CDOID;
import org.eclipse.emf.cdo.protocol.CDOProtocolConstants;
import org.eclipse.emf.cdo.protocol.model.CDOClassRef;
import org.eclipse.emf.internal.cdo.bundle.OM;
import org.eclipse.net4j.IChannel;
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;
import java.util.List;
/**
* @author Eike Stepper
*/
public class QueryObjectTypesRequest extends CDOClientRequest<CDOClassRef[]>
{
private static final ContextTracer PROTOCOL = new ContextTracer(OM.DEBUG_PROTOCOL, QueryObjectTypesRequest.class);
/**
* TODO Consider single id
*/
private List<CDOID> ids;
public QueryObjectTypesRequest(IChannel channel, List<CDOID> ids)
{
super(channel);
this.ids = ids;
}
@Override
protected short getSignalID()
{
return CDOProtocolConstants.SIGNAL_QUERY_OBJECT_TYPES;
}
@Override
protected void requesting(ExtendedDataOutputStream out) throws IOException
{
if (PROTOCOL.isEnabled()) PROTOCOL.format("Writing {0} IDs", ids.size());
out.writeInt(ids.size());
for (CDOID id : ids)
{
if (PROTOCOL.isEnabled()) PROTOCOL.format("Writing ID: {0}", id);
CDOIDImpl.write(out, id);
}
}
@Override
protected CDOClassRef[] confirming(ExtendedDataInputStream in) throws IOException
{
CDOClassRef[] types = new CDOClassRef[ids.size()];
for (int i = 0; i < types.length; i++)
{
types[i] = new CDOClassRefImpl(in, null);
if (PROTOCOL.isEnabled()) PROTOCOL.format("Read type: {0}", types[i]);
}
return types;
}
}
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