org.hornetq.jms.client.HornetQJMSConsumer Maven / Gradle / Ivy

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/*
 * Copyright 2005-2014 Red Hat, Inc.
 * Red Hat licenses this file to you under the Apache License, version
 * 2.0 (the "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *    http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
 * implied.  See the License for the specific language governing
 * permissions and limitations under the License.
 */
package org.hornetq.jms.client;

import javax.jms.JMSConsumer;
import javax.jms.JMSException;
import javax.jms.JMSRuntimeException;
import javax.jms.Message;
import javax.jms.MessageConsumer;
import javax.jms.MessageListener;

/**
 * @author Jeff Mesnil (c) 2013 Red Hat inc.
 */
public class HornetQJMSConsumer implements JMSConsumer
{

   private final HornetQJMSContext context;
   private final MessageConsumer consumer;

   HornetQJMSConsumer(HornetQJMSContext context, MessageConsumer consumer)
   {
      this.context = context;
      this.consumer = consumer;
   }

   @Override
   public String getMessageSelector()
   {
      try
      {
         return consumer.getMessageSelector();
      }
      catch (JMSException e)
      {
         throw JmsExceptionUtils.convertToRuntimeException(e);
      }
   }

   @Override
   public MessageListener getMessageListener() throws JMSRuntimeException
   {
      try
      {
         return consumer.getMessageListener();
      }
      catch (JMSException e)
      {
         throw JmsExceptionUtils.convertToRuntimeException(e);
      }
   }

   @Override
   public void setMessageListener(MessageListener listener) throws JMSRuntimeException
   {
      try
      {
         consumer.setMessageListener(new MessageListenerWrapper(listener));
      }
      catch (JMSException e)
      {
         throw JmsExceptionUtils.convertToRuntimeException(e);
      }
   }

   @Override
   public Message receive()
   {
      try
      {
         return context.setLastMessage(this, consumer.receive());
      }
      catch (JMSException e)
      {
         throw JmsExceptionUtils.convertToRuntimeException(e);
      }
   }

   @Override
   public Message receive(long timeout)
   {
      try
      {
         return context.setLastMessage(this, consumer.receive(timeout));
      }
      catch (JMSException e)
      {
         throw JmsExceptionUtils.convertToRuntimeException(e);
      }
   }

   @Override
   public Message receiveNoWait()
   {
      try
      {
         return context.setLastMessage(this, consumer.receiveNoWait());
      }
      catch (JMSException e)
      {
         throw JmsExceptionUtils.convertToRuntimeException(e);
      }
   }

   @Override
   public void close()
   {
      try
      {
         consumer.close();
      }
      catch (JMSException e)
      {
         throw JmsExceptionUtils.convertToRuntimeException(e);
      }
   }

   @Override
   public  T receiveBody(Class c)
   {
      try
      {
         Message message = consumer.receive();
         context.setLastMessage(HornetQJMSConsumer.this, message);
         return message == null ? null : message.getBody(c);
      }
      catch (JMSException e)
      {
         throw JmsExceptionUtils.convertToRuntimeException(e);
      }
   }

   @Override
   public  T receiveBody(Class c, long timeout)
   {
      try
      {
         Message message = consumer.receive(timeout);
         context.setLastMessage(HornetQJMSConsumer.this, message);
         return message == null ? null : message.getBody(c);
      }
      catch (JMSException e)
      {
         throw JmsExceptionUtils.convertToRuntimeException(e);
      }
   }

   @Override
   public  T receiveBodyNoWait(Class c)
   {
      try
      {
         Message message = consumer.receiveNoWait();
         context.setLastMessage(HornetQJMSConsumer.this, message);
         return message == null ? null : message.getBody(c);
      }
      catch (JMSException e)
      {
         throw JmsExceptionUtils.convertToRuntimeException(e);
      }
   }

   final class MessageListenerWrapper implements MessageListener
   {
      private final MessageListener wrapped;

      public MessageListenerWrapper(MessageListener wrapped)
      {
         this.wrapped = wrapped;
      }

      @Override
      public void onMessage(Message message)
      {
         context.setLastMessage(HornetQJMSConsumer.this, message);

         context.getThreadAwareContext().setCurrentThread(false);
         try
         {
            wrapped.onMessage(message);
         }
         finally
         {
            context.getThreadAwareContext().clearCurrentThread(false);
         }
      }
   }
}