Package org.jboss.test.security.ejb

Source Code of org.jboss.test.security.ejb.RunAsPropagationMDB

/*
* 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.test.security.ejb;

import javax.ejb.MessageDrivenBean;
import javax.ejb.MessageDrivenContext;
import javax.ejb.EJBException;
import javax.jms.MessageListener;
import javax.jms.Message;
import javax.jms.Queue;
import javax.jms.QueueConnection;
import javax.jms.QueueConnectionFactory;
import javax.jms.QueueSender;
import javax.jms.QueueSession;
import javax.jms.Session;
import javax.naming.InitialContext;
import javax.naming.NamingException;

import org.jboss.logging.Logger;
import org.jboss.test.security.interfaces.CalledSessionLocalHome;
import org.jboss.test.security.interfaces.CalledSessionLocal;

/** An MDB that takes the string from the msg passed to onMessage
and invokes the echo(String) method on an internal Entity using
the InternalRole assigned in the MDB descriptor run-as element.
@author Scott.Stark@jboss.org
@version $Revision: 81036 $
*/
public class RunAsPropagationMDB implements MessageDrivenBean, MessageListener
{
   static Logger log = Logger.getLogger(RunAsPropagationMDB.class);
  
   private MessageDrivenContext ctx = null;
   private InitialContext iniCtx;
  
   public RunAsPropagationMDB()
   {
   }

   public void setMessageDrivenContext(MessageDrivenContext ctx)
      throws EJBException
   {
      this.ctx = ctx;
      try
      {
         iniCtx = new InitialContext();
      }
      catch(NamingException e)
      {
         throw new EJBException(e);
      }
   }
  
   public void ejbCreate()
   {
   }
  
   public void ejbRemove()
   {
      ctx = null;
   }

   public void onMessage(Message message)
   {
      log.error("RunAsPropagationMDB: onMessage enter");
      Queue replyTo = null;
      try
      {
         replyTo = (Queue) message.getJMSReplyTo();
         String arg = message.getStringProperty("arg");
         CalledSessionLocalHome home = (CalledSessionLocalHome) iniCtx.lookup("java:comp/env/ejb/CalledSessionLocalHome");
         CalledSessionLocal bean = home.create();
         String echo = bean.callLocalEcho(arg);
         log.info("echo("+arg+") -> "+echo);
         sendReply(replyTo, arg);
      }
      catch(Throwable e)
      {
         log.debug("RunAsPropagationMDB failed", e);
         if( replyTo != null )
            sendReply(replyTo, "Failed, ex="+e.getMessage());
      }
      log.error("RunAsPropagationMDB: onMessage exit");
   }
   private void sendReply(Queue replyTo, String info)
   {
      try
      {
         InitialContext ctx = new InitialContext();
         QueueConnectionFactory queueFactory = (QueueConnectionFactory) ctx.lookup("java:comp/env/jms/QueFactory");
         QueueConnection queueConn = queueFactory.createQueueConnection();
         QueueSession session = queueConn.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
         Message msg = session.createMessage();
         msg.setStringProperty("reply", info);
         QueueSender sender = session.createSender(replyTo);
         sender.send(msg);
         sender.close();
         session.close();
         queueConn.close();
         log.info("Sent reply");
      }
      catch(Exception e)
      {
         log.error("RunAsPropagationMDB: Failed to send reply", e);
      }
   }
}
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