/*
* JBoss, Home of Professional Open Source
* Copyright 2005, 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.mq.referenceable;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.rmi.MarshalledObject;

import javax.naming.RefAddr;

/**
 *  This class is used to store a serializable object in a RefAddr object.
 *
 * @author     Scott M Stark (Scott_Stark@d...)
 * @author     Hiram Chirino (Cojonudo14@hotmail.com)
 * @created    August 16, 2001
 * @version    $Revision$
 */
public class ObjectRefAddr extends RefAddr
{

   /** The serialVersionUID */
   private static final long serialVersionUID = 751863774931559945L;
   
   private byte[] serialContent;

   /**
    *  ObjectRefAddr constructor comment.
    *
    * @param  arg1                              java.lang.String
    * @param  content                           Description of Parameter
    * @exception  javax.naming.NamingException  Description of Exception
    */
   public ObjectRefAddr(String arg1, Object content) throws javax.naming.NamingException
   {
      super(arg1);

      try
      {
         java.rmi.MarshalledObject mo = new MarshalledObject(content);
         ByteArrayOutputStream baos = new ByteArrayOutputStream();
         ObjectOutputStream oos = new ObjectOutputStream(baos);
         oos.writeObject(mo);
         serialContent = baos.toByteArray();
      }
      catch (java.io.IOException e)
      {
         e.printStackTrace();
         throw new javax.naming.NamingException("Could not create a reference: " + e.getMessage());
      }
   }

   /**
    *  getContent method comment.
    *
    * @return    The Content value
    */
   public Object getContent()
   {
      return serialContent;
   }

   /**
    *  getContent method comment.
    *
    * @param  ref                               Description of Parameter
    * @param  arg1                              Description of Parameter
    * @return                                   Description of the Returned
    *      Value
    * @exception  javax.naming.NamingException  Description of Exception
    */
   public static Object extractObjectRefFrom(javax.naming.Reference ref, String arg1)
      throws javax.naming.NamingException
   {

      try
      {
         byte[] serialContent = (byte[]) ref.get(arg1).getContent();
         ByteArrayInputStream bais = new ByteArrayInputStream(serialContent);
         ObjectInputStream ois = new ObjectInputStream(bais);
         java.rmi.MarshalledObject mo = (java.rmi.MarshalledObject) ois.readObject();
         return mo.get();
      }
      catch (Exception e)
      {
         throw new javax.naming.NamingException("Invalid reference.  Error: " + e.getMessage());
      }

   }
}
