/*
* JBoss, Home of Professional Open Source.
* Copyright 2000 - 2008, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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 software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.cache.transaction;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.naming.NamingException;
import java.util.Properties;
/**
* Simple transaction manager implementation that maintains transaction state
* in memory only.
*
* @author bela
* @version $Revision: 6905 $
* Date: May 15, 2003
* Time: 4:11:37 PM
*/
public class DummyTransactionManager extends DummyBaseTransactionManager
{
protected static DummyTransactionManager instance = null;
protected static DummyUserTransaction utx = null;
protected static Log log = LogFactory.getLog(DummyTransactionManager.class);
private static final long serialVersionUID = 4396695354693176535L;
public static synchronized DummyTransactionManager getInstance()
{
if (instance == null)
{
instance = new DummyTransactionManager();
utx = new DummyUserTransaction(instance);
try
{
Properties p = new Properties();
p.put(Context.INITIAL_CONTEXT_FACTORY, "org.jboss.cache.transaction.DummyContextFactory");
Context ctx = new InitialContext(p);
ctx.bind("java:/TransactionManager", instance);
ctx.bind("UserTransaction", utx);
}
catch (NamingException e)
{
log.error("binding of DummyTransactionManager failed", e);
}
}
return instance;
}
public static DummyUserTransaction getUserTransaction()
{
getInstance();
return utx;
}
public static synchronized void destroy()
{
if (instance == null)
return;
try
{
System.out.println("Destroy called on DummyTransactionManager. !!!!!!!!!!!!!!!!!!!!!!");
Thread.dumpStack();
Properties p = new Properties();
p.put(Context.INITIAL_CONTEXT_FACTORY, "org.jboss.cache.transaction.DummyContextFactory");
Context ctx = new InitialContext(p);
ctx.unbind("java:/TransactionManager");
ctx.unbind("UserTransaction");
}
catch (NamingException e)
{
log.error("unbinding of DummyTransactionManager failed", e);
}
instance.setTransaction(null);
instance = null;
}
}