/*
* $Id: MulticastMessageReceiver.java 19191 2010-08-25 21:05:23Z tcarlson $
* --------------------------------------------------------------------------------------
* Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com
*
* The software in this package is published under the terms of the CPAL v1.0
* license, a copy of which has been included with this distribution in the
* LICENSE.txt file.
*/
package org.mule.transport.multicast;
import org.mule.api.construct.FlowConstruct;
import org.mule.api.endpoint.InboundEndpoint;
import org.mule.api.lifecycle.CreateException;
import org.mule.transport.AbstractConnector;
import org.mule.transport.udp.UdpMessageReceiver;
import java.io.IOException;
import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.InetAddress;
import java.net.MulticastSocket;
import java.net.URI;
import javax.resource.spi.work.Work;
public class MulticastMessageReceiver extends UdpMessageReceiver
{
public MulticastMessageReceiver(AbstractConnector connector, FlowConstruct flowConstruct, InboundEndpoint endpoint)
throws CreateException
{
super(connector, flowConstruct, endpoint);
}
protected DatagramSocket createSocket(URI uri, InetAddress inetAddress) throws IOException
{
MulticastSocket socket = new MulticastSocket(uri.getPort());
socket.joinGroup(inetAddress);
return socket;
}
protected Work createWork(DatagramPacket packet) throws IOException
{
return new MulticastWorker(packet);
}
public class MulticastWorker extends UdpWorker
{
public MulticastWorker(DatagramPacket packet)
{
super(socket, packet);
}
public void dispose()
{
// Do not close socket as we reuse it
// So do not call super.doDispose();
}
}
protected void doDispose()
{
if (socket != null && !socket.isClosed())
{
try
{
((MulticastSocket) socket).leaveGroup(inetAddress);
}
catch (IOException e)
{
logger.error("failed to leave group: " + e.getMessage(), e);
}
}
super.doDispose();
}
}