Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
JMSQueueTransport |
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| 1.75;1.75 |
1 | /* | |
2 | The contents of this file are subject to the Mozilla Public License Version 1.1 | |
3 | (the "License"); you may not use this file except in compliance with the License. | |
4 | You may obtain a copy of the License at http://www.mozilla.org/MPL/ | |
5 | Software distributed under the License is distributed on an "AS IS" basis, | |
6 | WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for the | |
7 | specific language governing rights and limitations under the License. | |
8 | ||
9 | The Original Code is "JMSQueueTransport.java". Description: | |
10 | "A TransportLayer that uses a JMS Queue" | |
11 | ||
12 | The Initial Developer of the Original Code is University Health Network. Copyright (C) | |
13 | 2004. All Rights Reserved. | |
14 | ||
15 | Contributor(s): ______________________________________. | |
16 | ||
17 | Alternatively, the contents of this file may be used under the terms of the | |
18 | GNU General Public License (the "GPL"), in which case the provisions of the GPL are | |
19 | applicable instead of those above. If you wish to allow use of your version of this | |
20 | file only under the terms of the GPL and not to allow others to use your version | |
21 | of this file under the MPL, indicate your decision by deleting the provisions above | |
22 | and replace them with the notice and other provisions required by the GPL License. | |
23 | If you do not delete the provisions above, a recipient may use your version of | |
24 | this file under either the MPL or the GPL. | |
25 | */ | |
26 | ||
27 | package ca.uhn.hl7v2.protocol.impl; | |
28 | ||
29 | import javax.jms.Connection; | |
30 | import javax.jms.JMSException; | |
31 | import javax.jms.Message; | |
32 | import javax.jms.Queue; | |
33 | import javax.jms.QueueConnection; | |
34 | import javax.jms.QueueReceiver; | |
35 | import javax.jms.QueueSender; | |
36 | import javax.jms.QueueSession; | |
37 | import javax.jms.Session; | |
38 | ||
39 | import ca.uhn.hl7v2.protocol.TransportException; | |
40 | ||
41 | /** | |
42 | * A <code>TransportLayer</code> that uses a JMS Queue. | |
43 | * | |
44 | * @author <a href="mailto:bryan.tripp@uhn.on.ca">Bryan Tripp</a> | |
45 | * @version $Revision: 1.1 $ updated on $Date: 2007-02-19 02:24:26 $ by $Author: jamesagnew $ | |
46 | */ | |
47 | public class JMSQueueTransport extends AbstractJMSTransport { | |
48 | ||
49 | private QueueSession mySendingSession; | |
50 | private QueueSession myReceivingSession; | |
51 | private QueueSender mySender; | |
52 | private QueueReceiver myReceiver; | |
53 | private QueueConnection myConnection; | |
54 | private Queue myQueue; | |
55 | ||
56 | /** | |
57 | * @param theConnection | |
58 | * @param theDestination | |
59 | */ | |
60 | 0 | public JMSQueueTransport(QueueConnection theConnection, Queue theDestination) { |
61 | 0 | myConnection = theConnection; |
62 | 0 | myQueue = theDestination; |
63 | 0 | } |
64 | ||
65 | /** | |
66 | * @see ca.uhn.hl7v2.protocol.impl.AbstractJMSTransport#getDestinationName() | |
67 | */ | |
68 | protected String getDestinationName() throws JMSException { | |
69 | 0 | return myQueue.getQueueName(); |
70 | } | |
71 | ||
72 | /** | |
73 | * @see ca.uhn.hl7v2.protocol.impl.AbstractJMSTransport#getConnection() | |
74 | */ | |
75 | public Connection getConnection() { | |
76 | 0 | return myConnection; |
77 | } | |
78 | ||
79 | /** | |
80 | * @see ca.uhn.hl7v2.protocol.impl.AbstractJMSTransport#getMessage() | |
81 | */ | |
82 | protected Message getMessage() throws JMSException { | |
83 | 0 | return mySendingSession.createTextMessage(); |
84 | } | |
85 | ||
86 | /** | |
87 | * @see ca.uhn.hl7v2.protocol.impl.AbstractJMSTransport#send(javax.jms.Message) | |
88 | */ | |
89 | protected void sendJMS(Message theMessage) throws JMSException { | |
90 | 0 | mySender.send(theMessage); |
91 | 0 | } |
92 | ||
93 | /** | |
94 | * @see ca.uhn.hl7v2.protocol.impl.AbstractJMSTransport#receive() | |
95 | */ | |
96 | protected Message receiveJMS() throws JMSException { | |
97 | 0 | return myReceiver.receive(); |
98 | } | |
99 | ||
100 | /** | |
101 | * @see ca.uhn.hl7v2.protocol.impl.AbstractJMSTransport#connect() | |
102 | */ | |
103 | public void doConnect() throws TransportException { | |
104 | 0 | boolean transacted = false; |
105 | 0 | int ackMode = Session.AUTO_ACKNOWLEDGE; |
106 | ||
107 | 0 | doDisconnect(); |
108 | try { | |
109 | 0 | mySendingSession = myConnection.createQueueSession(transacted, ackMode); |
110 | 0 | mySender = mySendingSession.createSender(myQueue); |
111 | ||
112 | 0 | myReceivingSession = myConnection.createQueueSession(transacted, ackMode); |
113 | 0 | myReceiver = myReceivingSession.createReceiver(myQueue); |
114 | 0 | } catch (JMSException e) { |
115 | 0 | throw new TransportException(e); |
116 | 0 | } |
117 | 0 | } |
118 | ||
119 | /** | |
120 | * @see ca.uhn.hl7v2.protocol.impl.AbstractTransport#doDisconnect() | |
121 | */ | |
122 | public void doDisconnect() throws TransportException { | |
123 | try { | |
124 | 0 | if (mySendingSession != null) { |
125 | 0 | mySendingSession.close(); |
126 | } | |
127 | 0 | if (myReceivingSession != null) { |
128 | 0 | myReceivingSession.close(); |
129 | } | |
130 | 0 | } catch (JMSException e) { |
131 | 0 | throw new TransportException(e); |
132 | 0 | } |
133 | 0 | } |
134 | ||
135 | } |