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/***************************************************************************
* Copyright (c) 2004 - 2008 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.server.internal.hibernate.tuplizer;
import org.eclipse.emf.cdo.internal.protocol.revision.InternalCDORevision;
import org.eclipse.emf.cdo.protocol.id.CDOID;
import org.eclipse.emf.cdo.protocol.model.CDOClass;
import org.eclipse.emf.cdo.protocol.revision.CDORevisionUtil;
import org.eclipse.emf.cdo.server.IPackageManager;
import org.eclipse.emf.cdo.server.IRepository;
import org.eclipse.emf.cdo.server.IRevisionManager;
import org.hibernate.mapping.PersistentClass;
import org.hibernate.tuple.Instantiator;
import java.io.Serializable;
/**
* @author Eike Stepper
*/
public class CDORevisionInstantiator implements Instantiator
{
private static final long serialVersionUID = 1L;
private CDOClass cdoClass;
private IRevisionManager revisionManager;
public CDORevisionInstantiator(CDORevisionTuplizer tuplizer, PersistentClass mappingInfo)
{
cdoClass = tuplizer.getCDOClass();
IPackageManager packageManager = (IPackageManager)cdoClass.getPackageManager();
IRepository repository = packageManager.getRepository();
revisionManager = repository.getRevisionManager();
}
public Object instantiate()
{
// TODO CDO can't create a revision w/o CDOID
return instantiate(null);
}
public Object instantiate(Serializable id)
{
return CDORevisionUtil.create(revisionManager, cdoClass, (CDOID)id);// TODO Is simply casting ok?
}
public boolean isInstance(Object object)
{
return object instanceof InternalCDORevision;
}
}
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