/*
* JBoss, Home of Professional Open Source
* Copyright 2006, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt 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.soa.esb.notification;
import java.util.Properties;
import javax.jms.Destination;
import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.MessageProducer;
import javax.jms.Session;
import javax.naming.Context;
import javax.naming.NamingException;
import org.jboss.internal.soa.esb.rosetta.pooling.ConnectionException;
import org.jboss.internal.soa.esb.rosetta.pooling.JmsConnectionPool;
import org.jboss.soa.esb.ConfigurationException;
import org.jboss.soa.esb.helpers.ConfigTree;
import org.jboss.soa.esb.helpers.NamingContextException;
import org.jboss.soa.esb.helpers.NamingContextPool;
/**
*
* KS: It is silly we open and close the jms connection with eash request.
* @author John Doe
*
*/
public class NotifyTopics extends NotifyJMS
{
public static final String CHILD_TOPIC = "topic";
public NotifyTopics (ConfigTree p_oP) throws ConfigurationException, JMSException, ConnectionException
{
super(p_oP);
setUpProducers(p_oP.getChildren(CHILD_TOPIC));
} // __________________________________
protected void send (final Message p_oMsg, MessageProducer msgProducer ) throws JMSException
{
msgProducer.send(p_oMsg);
}
protected MessageProducer createProducer(
final JmsConnectionPool pool,
final String destinationName,
final Session session,
final Properties environment) throws NamingException, JMSException, ConnectionException
{
try
{
Context context = NamingContextPool.getNamingContext(environment);
try
{
Destination destination=null;
try
{
destination = (Destination) context.lookup(destinationName);
}
catch (NamingException ne)
{
context = NamingContextPool.replaceNamingContext(context, environment);
try
{
destination = (Destination) context.lookup(destinationName);
}
catch (NamingException nex)
{
//ActiveMQ
session.createTopic(destinationName);
}
}
return session.createProducer(destination);
}
finally
{
NamingContextPool.releaseNamingContext(context) ;
}
}
catch (final NamingContextException nce)
{
throw new ConnectionException("Unexpected exception while accessing naming context pool", nce) ;
}
}
} // ____________________________________________________________________________