org.hibernate.transaction.JNDITransactionManagerLookup Maven / Gradle / Ivy
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2008, Red Hat Middleware LLC 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 Middleware LLC.
*
* 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.transaction;
import java.util.Properties;
import javax.naming.NamingException;
import javax.transaction.TransactionManager;
import javax.transaction.Transaction;
import org.hibernate.HibernateException;
import org.hibernate.util.NamingHelper;
/**
* Template implementation of {@link TransactionManagerLookup} where the
* underlying {@link TransactionManager} is available via JNDI lookup at the
* specified location - {@link #getName}.
*
* @author Gavin King
*/
public abstract class JNDITransactionManagerLookup implements TransactionManagerLookup {
/**
* Get the JNDI namespace under wich we can locate the {@link TransactionManager}.
*
* @return The {@link TransactionManager} JNDI namespace
*/
protected abstract String getName();
/**
* {@inheritDoc}
*/
public TransactionManager getTransactionManager(Properties props) throws HibernateException {
try {
return (TransactionManager) NamingHelper.getInitialContext(props).lookup( getName() );
}
catch (NamingException ne) {
throw new HibernateException( "Could not locate TransactionManager", ne );
}
}
/**
* {@inheritDoc}
*/
public Object getTransactionIdentifier(Transaction transaction) {
// for sane JEE/JTA containers, the transaction itself functions as its identifier...
return transaction;
}
}