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/***************************************************************************
* Copyright (c) 2004 - 2009 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
* Simon McDuff - maintenance
**************************************************************************/
package org.eclipse.emf.cdo.internal.net4j.protocol;
import org.eclipse.emf.cdo.common.id.CDOIDObjectFactory;
import org.eclipse.emf.cdo.common.id.CDOIDProvider;
import org.eclipse.emf.cdo.common.io.CDODataInput;
import org.eclipse.emf.cdo.common.io.CDODataOutput;
import org.eclipse.emf.cdo.common.model.CDOPackageRegistry;
import org.eclipse.emf.cdo.common.revision.CDOListFactory;
import org.eclipse.emf.cdo.common.revision.CDORevisionResolver;
import org.eclipse.emf.cdo.internal.common.io.CDODataInputImpl;
import org.eclipse.emf.cdo.internal.common.io.CDODataOutputImpl;
import org.eclipse.emf.internal.cdo.revision.CDOListWithElementProxiesImpl;
import org.eclipse.net4j.signal.RequestWithConfirmation;
import org.eclipse.net4j.util.io.ExtendedDataInputStream;
import org.eclipse.net4j.util.io.ExtendedDataOutputStream;
import org.eclipse.net4j.util.io.StringIO;
import org.eclipse.emf.spi.cdo.InternalCDOSession;
import java.io.IOException;
/**
* @author Eike Stepper
*/
public abstract class CDOClientRequest<RESULT> extends RequestWithConfirmation<RESULT>
{
public CDOClientRequest(CDOClientProtocol protocol, short signalID)
{
super(protocol, signalID);
}
@Override
public CDOClientProtocol getProtocol()
{
return (CDOClientProtocol)super.getProtocol();
}
protected InternalCDOSession getSession()
{
return (InternalCDOSession)getProtocol().getSession();
}
@Override
protected final void requesting(ExtendedDataOutputStream out) throws Exception
{
requesting(new CDODataOutputImpl(out)
{
public CDOIDProvider getIDProvider()
{
throw new UnsupportedOperationException();
}
@Override
protected StringIO getPackageURICompressor()
{
return getProtocol().getPackageURICompressor();
}
});
}
@Override
protected final RESULT confirming(ExtendedDataInputStream in) throws Exception
{
return confirming(new CDODataInputImpl(in)
{
@Override
protected CDOIDObjectFactory getIDFactory()
{
return getSession();
}
@Override
protected CDOListFactory getListFactory()
{
return CDOListWithElementProxiesImpl.FACTORY;
}
@Override
protected CDOPackageRegistry getPackageRegistry()
{
return getSession().getPackageRegistry();
}
@Override
protected StringIO getPackageURICompressor()
{
return getProtocol().getPackageURICompressor();
}
@Override
protected CDORevisionResolver getRevisionResolver()
{
return getSession().getRevisionManager();
}
});
}
protected abstract void requesting(CDODataOutput out) throws IOException;
protected abstract RESULT confirming(CDODataInput in) throws IOException;
}
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