/*
* JBoss, Home of Professional Open Source.
* Copyright 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.management.mejb;
import javax.jms.*;
import javax.management.JMException;
import javax.management.Notification;
import javax.management.NotificationFilter;
import javax.management.NotificationListener;
import javax.management.ObjectName;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.naming.NamingException;
import javax.rmi.PortableRemoteObject;
import java.rmi.RemoteException;
import java.util.Hashtable;
/**
* Local JMS Listener to receive the message and send to the listener
*
* @author ???
* @version $Revision: 81025 $
*/
public class JMSClientNotificationListener
extends ClientNotificationListener
implements MessageListener
{
public JMSClientNotificationListener(ObjectName pSender,
NotificationListener pClientListener,
Object pHandback,
NotificationFilter pFilter,
String pQueueJNDIName,
String pServerName,
MEJB pConnector) throws
JMSException,
JMException,
NamingException,
RemoteException
{
super(pSender, pClientListener, pHandback);
// Get the JMS QueueConnectionFactory from the J2EE server
QueueConnection lConnection = getQueueConnection(pServerName, pQueueJNDIName);
// Create JMS Session and create temporary Queue
QueueSession lSession = lConnection.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
Queue lQueue = lSession.createTemporaryQueue();
// Register the listener as MBean on the remote JMX server
createListener(pConnector,
"org.jboss.management.mejb.JMSNotificationListener",
new Object[]{pQueueJNDIName, lQueue},
new String[]{String.class.getName(), Queue.class.getName()});
// Create JMS message receiver, create local message listener and set it as message
// listener to the receiver
QueueReceiver lReceiver = lSession.createReceiver(lQueue, null);
lReceiver.setMessageListener(this);
addNotificationListener(pConnector, pFilter);
}
public void onMessage(Message pMessage)
{
try
{
// Unpack the Notification from the Message and hand it over to the clients
// Notification Listener
Notification lNotification = (Notification) ((ObjectMessage) pMessage).getObject();
mClientListener.handleNotification(lNotification, mHandback);
}
catch (JMSException e)
{
log.error("failed to handle notification", e);
}
}
/**
* Creates a SurveyManagement bean.
*
* @return Returns a SurveyManagement bean for use by the Survey handler.
*/
private QueueConnection getQueueConnection(String pServerName, String pQueueJNDIName)
throws NamingException, JMSException
{
Context lJNDIContext = null;
if (pServerName != null)
{
Hashtable lProperties = new Hashtable();
lProperties.put(Context.PROVIDER_URL, pServerName);
lJNDIContext = new InitialContext(lProperties);
}
else
{
lJNDIContext = new InitialContext();
}
Object aRef = lJNDIContext.lookup(pQueueJNDIName);
QueueConnectionFactory aFactory = (QueueConnectionFactory)
PortableRemoteObject.narrow(aRef, QueueConnectionFactory.class);
QueueConnection lConnection = aFactory.createQueueConnection();
lConnection.start();
return lConnection;
}
}