| ClusterBridgeMessageListener.java |
1 /**
2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 * SOFTWARE.
21 */
22
23 package com.liferay.portal.kernel.cluster.messaging;
24
25 import com.liferay.portal.kernel.cluster.Address;
26 import com.liferay.portal.kernel.cluster.ClusterLinkUtil;
27 import com.liferay.portal.kernel.cluster.Priority;
28 import com.liferay.portal.kernel.log.Log;
29 import com.liferay.portal.kernel.log.LogFactoryUtil;
30 import com.liferay.portal.kernel.messaging.Message;
31 import com.liferay.portal.kernel.messaging.MessageListener;
32
33 /**
34 * <a href="ClusterBridgeMessageListener.java.html"><b><i>View Source</i></b>
35 * </a>
36 *
37 * @author Shuyang Zhou
38 */
39 public class ClusterBridgeMessageListener implements MessageListener {
40
41 public void receive(Message message) {
42
43 // Prevent circular message sending
44
45 if (ClusterLinkUtil.isForwardMessage(message)) {
46 return;
47 }
48
49 Address address = ClusterLinkUtil.getAddress(message);
50
51 if (address == null) {
52 if (_log.isInfoEnabled()) {
53 _log.info("Bridging cluster link multicast message " + message);
54 }
55
56 ClusterLinkUtil.sendMulticastMessage(message, _priority);
57 }
58 else {
59 if (_log.isInfoEnabled()) {
60 _log.info(
61 "Bridging cluster link unicast message " + message +
62 " to " + address);
63 }
64
65 ClusterLinkUtil.sendUnicastMessage(address, message, _priority);
66 }
67 }
68
69 public void setPriority(Priority priority) {
70 _priority = priority;
71 }
72
73 private static Log _log =
74 LogFactoryUtil.getLog(ClusterBridgeMessageListener.class);
75
76 private Priority _priority;
77
78 }