01: /*
02: * <copyright>
03: *
04: * Copyright 1997-2006 BBNT Solutions, LLC
05: * under sponsorship of the Defense Advanced Research Projects
06: * Agency (DARPA).
07: *
08: * You can redistribute this software and/or modify it under the
09: * terms of the Cougaar Open Source License as published on the
10: * Cougaar Open Source Website (www.cougaar.org).
11: *
12: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
13: * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
14: * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
15: * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
16: * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
17: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
18: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
19: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
20: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
22: * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23: *
24: * </copyright>
25: */
26: package org.cougaar.mts.jms;
27:
28: import java.net.URI;
29:
30: import javax.jms.Destination;
31: import javax.jms.JMSException;
32: import javax.jms.ObjectMessage;
33:
34: import org.cougaar.core.mts.AttributeConstants;
35: import org.cougaar.core.mts.MessageAttributes;
36: import org.cougaar.mts.base.CommFailureException;
37: import org.cougaar.mts.base.MessageReply;
38: import org.cougaar.mts.base.MisdeliveredMessageException;
39: import org.cougaar.mts.std.AttributedMessage;
40: import org.cougaar.util.log.Logger;
41: import org.cougaar.util.log.Logging;
42:
43: /**
44: * This utility class handles outgoing JMS messages
45: */
46: public class MessageSender implements AttributeConstants {
47: private final ReplySync sync;
48: private final Logger log;
49: private final JMSLinkProtocol lp;
50:
51: public MessageSender(JMSLinkProtocol lp, ReplySync sync) {
52: this .sync = sync;
53: this .lp = lp;
54: log = Logging.getLogger(getClass().getName());
55: }
56:
57: public MessageAttributes handleOutgoingMessage(URI uri,
58: Destination destination, AttributedMessage mtsMessage)
59: throws CommFailureException, MisdeliveredMessageException {
60: try {
61: Object deadline = mtsMessage
62: .getAttribute(MESSAGE_SEND_DEADLINE_ATTRIBUTE);
63: long ttl = 0;
64: if (deadline != null) {
65: if (deadline instanceof Long) {
66: ttl = ((Long) deadline).longValue()
67: - System.currentTimeMillis();
68: if (ttl < 0) {
69: log.warn("Message already expired");
70: MessageAttributes metadata = new MessageReply(
71: mtsMessage);
72: metadata
73: .setAttribute(
74: MessageAttributes.DELIVERY_ATTRIBUTE,
75: MessageAttributes.DELIVERY_STATUS_DROPPED);
76: return metadata;
77: }
78: }
79: }
80: ObjectMessage jmsMessage = lp.getSession()
81: .createObjectMessage(mtsMessage);
82: jmsMessage.setJMSExpiration(ttl);
83: log.debug("TTL would be " + ttl);
84: MessageAttributes metadata = sync.sendMessage(jmsMessage,
85: uri, destination);
86: return metadata;
87: } catch (JMSException e) {
88: if (log.isWarnEnabled())
89: log.warn("Couldn't send JMS message: errorCode="
90: + e.getErrorCode() + " Cause=" + e.getCause());
91: throw new CommFailureException(e);
92: }
93: }
94: }
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