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/**
* Copyright (c) 2004 - 2011 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:
* Martin Taal - initial API and implementation
* Eike Stepper - maintenance
*/
package org.eclipse.emf.cdo.server.internal.hibernate.tuplizer;
import org.eclipse.emf.cdo.common.id.CDOID;
import org.eclipse.emf.cdo.common.id.CDOIDTemp;
import org.eclipse.emf.cdo.common.model.CDOClassifierRef;
import org.eclipse.emf.cdo.server.internal.hibernate.HibernateCommitContext;
import org.eclipse.emf.cdo.server.internal.hibernate.HibernateThreadContext;
import org.eclipse.emf.cdo.server.internal.hibernate.HibernateUtil;
import org.eclipse.emf.cdo.spi.common.revision.InternalCDORevision;
import org.hibernate.HibernateException;
import org.hibernate.PropertyNotFoundException;
import org.hibernate.engine.SessionFactoryImplementor;
import org.hibernate.engine.SessionImplementor;
import org.hibernate.property.Getter;
import org.hibernate.property.PropertyAccessor;
import org.hibernate.property.Setter;
import java.io.Serializable;
import java.lang.reflect.Method;
import java.util.Map;
/**
* Is only used for synthetic id's.
*
* @author <a href="mailto:mtaal@elver.org">Martin Taal</a>
*/
public class CDOSyntheticIdPropertyHandler implements Getter, Setter, PropertyAccessor
{
private static final long serialVersionUID = 1L;
@SuppressWarnings("rawtypes")
public Getter getGetter(Class theClass, String propertyName) throws PropertyNotFoundException
{
return this;
}
@SuppressWarnings("rawtypes")
public Setter getSetter(Class theClass, String propertyName) throws PropertyNotFoundException
{
return this;
}
public Object get(Object owner) throws HibernateException
{
InternalCDORevision revision = HibernateUtil.getInstance().getCDORevision(owner);
if (revision == null)
{
return null;
}
if (!HibernateUtil.getInstance().isStoreCreatedID(HibernateUtil.getInstance().getCDOID(revision)))
{
return null;
}
return HibernateUtil.getInstance().getIdValue(HibernateUtil.getInstance().getCDOID(revision));
}
@SuppressWarnings("rawtypes")
public Object getForInsert(Object arg0, Map arg1, SessionImplementor arg2) throws HibernateException
{
return get(arg0);
}
public Method getMethod()
{
return null;
}
public String getMethodName()
{
return null;
}
@SuppressWarnings("rawtypes")
public Class getReturnType()
{
return null;
}
public void set(Object target, Object value, SessionFactoryImplementor factory) throws HibernateException
{
if (value == null)
{
return;
}
final InternalCDORevision revision = HibernateUtil.getInstance().getCDORevision(target);
final CDOID cdoID = HibernateUtil.getInstance().getCDOID(revision);
if (cdoID == null || cdoID instanceof CDOIDTemp)
{
final CDOID newCDOID = HibernateUtil.getInstance().createCDOID(new CDOClassifierRef(revision.getEClass()), value);
revision.setID(newCDOID);
if (HibernateThreadContext.isCommitContextSet())
{
final HibernateCommitContext commitContext = HibernateThreadContext.getCommitContext();
commitContext.setNewID(cdoID, newCDOID);
if (cdoID instanceof CDOIDTemp)
{
commitContext.getCommitContext().addIDMapping(cdoID, newCDOID);
}
}
}
else
{
final Serializable idValue = HibernateUtil.getInstance().getIdValue(cdoID);
if (!idValue.equals(value))
{
throw new IllegalStateException("Current id and new id are different " + value + "/" + idValue); //$NON-NLS-1$ //$NON-NLS-2$
}
}
}
}
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