1
22
23 package com.liferay.portal.kernel.messaging.sender;
24
25 import com.liferay.portal.kernel.log.Log;
26 import com.liferay.portal.kernel.log.LogFactoryUtil;
27 import com.liferay.portal.kernel.messaging.Message;
28 import com.liferay.portal.kernel.messaging.MessageBus;
29 import com.liferay.portal.kernel.messaging.MessageBusException;
30 import com.liferay.portal.kernel.uuid.PortalUUID;
31
32
39 public class DefaultSynchronousMessageSender
40 implements SynchronousMessageSender {
41
42 public DefaultSynchronousMessageSender(
43 MessageBus messageBus, PortalUUID portalUUID, long timeout) {
44
45 _messageBus = messageBus;
46 _portalUUID = portalUUID;
47 _timeout = timeout;
48 }
49
50 public Object sendMessage(String destination, Message message)
51 throws MessageBusException {
52
53 return sendMessage(destination, message, _timeout);
54 }
55
56 public Object sendMessage(String destination, Message message, long timeout)
57 throws MessageBusException {
58
59 message.setDestination(destination);
60
61 String responseDestination = message.getResponseDestination();
62
63 if (!_messageBus.hasDestination(responseDestination)) {
64 if (_log.isDebugEnabled()) {
65 _log.debug(
66 "Response destination " + responseDestination +
67 " is not configured");
68 }
69
70 return null;
71 }
72
73 String responseId = _portalUUID.generate();
74
75 message.setResponseId(responseId);
76
77 SynchronousMessageListener synchronousMessageListener =
78 new SynchronousMessageListener(_messageBus, message, timeout);
79
80 return synchronousMessageListener.send();
81 }
82
83 private static Log _log =
84 LogFactoryUtil.getLog(DefaultSynchronousMessageSender.class);
85
86 private MessageBus _messageBus;
87 private PortalUUID _portalUUID;
88 private long _timeout;
89
90 }