/*
 * The Apache Software License, Version 1.1
 *
 *
 * Copyright (c) 2001, 2002 The Apache Software Foundation.  All rights
 * reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution,
 *    if any, must include the following acknowledgment:
 *       "This product includes software developed by the
 *        Apache Software Foundation (http://www.apache.org/)."
 *    Alternately, this acknowledgment may appear in the software itself,
 *    if and wherever such third-party acknowledgments normally appear.
 *
 * 4. The names "Axis" and "Apache Software Foundation" must
 *    not be used to endorse or promote products derived from this
 *    software without prior written permission. For written
 *    permission, please contact apache@apache.org.
 *
 * 5. Products derived from this software may not be called "Apache",
 *    nor may "Apache" appear in their name, without prior written
 *    permission of the Apache Software Foundation.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 */

package org.jboss.axis.components.jms;

import javax.jms.ConnectionFactory;
import javax.jms.Queue;
import javax.jms.QueueConnectionFactory;
import javax.jms.QueueSession;
import javax.jms.Topic;
import javax.jms.TopicConnectionFactory;
import javax.jms.TopicSession;
import javax.naming.Context;
import javax.naming.InitialContext;
import java.util.HashMap;
import java.util.Hashtable;

/**
 * Uses JNDI to locate ConnectionFactory and Destinations
 *
 * @author Jaime Meritt (jmeritt@sonicsoftware.com)
 */
public class JNDIVendorAdapter extends JMSVendorAdapter
{
   private Context context;
   public final static String CONNECTION_FACTORY_JNDI_NAME =
           "transport.jms.ConnectionFactoryJNDIName";

   public QueueConnectionFactory getQueueConnectionFactory(HashMap cfConfig)
           throws Exception
   {
      return (QueueConnectionFactory)getConnectionFactory(cfConfig);
   }

   public TopicConnectionFactory getTopicConnectionFactory(HashMap cfConfig)
           throws Exception
   {
      return (TopicConnectionFactory)getConnectionFactory(cfConfig);
   }

   private ConnectionFactory getConnectionFactory(HashMap cfProps)
           throws Exception
   {
      if (cfProps == null)
         throw new IllegalArgumentException("noCFProps");
      String jndiName = (String)cfProps.get(CONNECTION_FACTORY_JNDI_NAME);
      if (jndiName == null || jndiName.trim().length() == 0)
         throw new IllegalArgumentException("noCFName");

      Hashtable environment = new Hashtable(cfProps);
      context = new InitialContext(environment);
      return (ConnectionFactory)context.lookup(jndiName);
   }

   public Queue getQueue(QueueSession session, String name)
           throws Exception
   {
      return (Queue)context.lookup(name);
   }

   public Topic getTopic(TopicSession session, String name)
           throws Exception
   {
      return (Topic)context.lookup(name);
   }
}