1 /***
2 *
3 * Copyright 2004 Protique Ltd
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 *
17 **/
18 package org.codehaus.activemq.transport.multicast;
19
20 import EDU.oswego.cs.dl.util.concurrent.SynchronizedBoolean;
21 import org.apache.commons.logging.Log;
22 import org.apache.commons.logging.LogFactory;
23 import org.codehaus.activemq.message.WireFormat;
24 import org.codehaus.activemq.transport.TransportServerChannelSupport;
25
26 import javax.jms.JMSException;
27 import java.net.URI;
28
29 /***
30 * A Multicast implementation of TransportServerChannel
31 *
32 * @version $Revision: 1.12 $
33 */
34 public class MulticastTransportServerChannel extends TransportServerChannelSupport {
35
36 private static final Log log = LogFactory.getLog(MulticastTransportServerChannel.class);
37
38 protected URI bindAddress;
39 private SynchronizedBoolean started;
40
41 public MulticastTransportServerChannel(WireFormat wireFormat, URI bindAddr) {
42 this.bindAddress = bindAddr;
43 started = new SynchronizedBoolean(false);
44 log.info("ServerChannel at: " + bindAddress);
45 }
46
47
48 /***
49 * start listeneing for events
50 *
51 * @throws JMSException if an error occurs
52 */
53 public void start() throws JMSException {
54 if (started.commit(false, true)) {
55 }
56 }
57
58 /***
59 * @return pretty print of this
60 */
61 public String toString() {
62 return "MulticastTransportServerChannel@" + bindAddress;
63 }
64 }