/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2010, Red Hat Inc. or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Inc.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.hibernate.action.internal;
import org.hibernate.OptimisticLockException;
import org.hibernate.action.spi.BeforeTransactionCompletionProcess;
import org.hibernate.engine.EntityEntry;
import org.hibernate.engine.SessionImplementor;
import org.hibernate.persister.entity.EntityPersister;
import org.hibernate.pretty.MessageHelper;
/**
* Verify/Increment the entity version
*
* @author Scott Marlow
*/
public class EntityVerifyVersionProcess implements BeforeTransactionCompletionProcess {
@SuppressWarnings( {"FieldCanBeLocal", "UnusedDeclaration"})
private final Object object;
private final EntityEntry entry;
public EntityVerifyVersionProcess(Object object, EntityEntry entry) {
this.object = object;
this.entry = entry;
}
@Override
public void doBeforeTransactionCompletion(SessionImplementor session) {
final EntityPersister persister = entry.getPersister();
Object latestVersion = persister.getCurrentVersion( entry.getId(), session );
if ( !entry.getVersion().equals( latestVersion ) ) {
throw new OptimisticLockException(
"Newer version [" + latestVersion +
"] of entity [" + MessageHelper.infoString( entry.getEntityName(), entry.getId() ) +
"] found in database"
);
}
}
}