| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| MessengerMDO |
|
| 1.2;1.2 |
| 1 | /* | |
| 2 | * Copyright (C) The Apache Software Foundation. All rights reserved. | |
| 3 | * | |
| 4 | * This software is published under the terms of the Apache Software License | |
| 5 | * version 1.1, a copy of which has been included with this distribution in | |
| 6 | * the LICENSE file. | |
| 7 | * | |
| 8 | * $Id: MessengerMDO.java 155459 2005-02-26 13:24:44Z dirkv $ | |
| 9 | */ | |
| 10 | ||
| 11 | package org.apache.commons.messagelet; | |
| 12 | ||
| 13 | import javax.jms.JMSException; | |
| 14 | ||
| 15 | import org.apache.commons.messenger.Messenger; | |
| 16 | import org.apache.commons.messenger.MessengerListener; | |
| 17 | import org.apache.commons.messenger.MessengerManager; | |
| 18 | ||
| 19 | /** <p><code>MessengerMDO</code> is an abstract base | |
| 20 | * class for Messenger based MDO implementations. | |
| 21 | * It provides access to the Messenger that was used to receive messages | |
| 22 | * so that responses can be sent to the originating Messenger object | |
| 23 | * and so reuse the same JMS Session and Connection for responses.</p> | |
| 24 | * | |
| 25 | * @author <a href="mailto:jstrachan@apache.org">James Strachan</a> | |
| 26 | * @version $Revision: 155459 $ | |
| 27 | */ | |
| 28 | ||
| 29 | public abstract class MessengerMDO | |
| 30 | extends MessageDrivenObjectSupport | |
| 31 | implements MessengerListener { | |
| 32 | ||
| 33 | /** the Messenger with which this MDO is associated */ | |
| 34 | private Messenger messenger; | |
| 35 | ||
| 36 | /** the MessengerManager which manages the Messenger */ | |
| 37 | private MessengerManager messengerManager; | |
| 38 | ||
| 39 | 0 | public MessengerMDO() { |
| 40 | ||
| 41 | 0 | } |
| 42 | ||
| 43 | /** | |
| 44 | * Provides access to the current Messenger which was used to generate the current | |
| 45 | * Message. This allows replies to be sent directly to the originating Messenger | |
| 46 | * (and so the same JMS Session and Connection) which received the message | |
| 47 | */ | |
| 48 | public Messenger getMessenger() { | |
| 49 | 0 | return messenger; |
| 50 | } | |
| 51 | ||
| 52 | public void setMessenger(Messenger messenger) { | |
| 53 | 0 | this.messenger = messenger; |
| 54 | 0 | } |
| 55 | ||
| 56 | /** | |
| 57 | * Provides access to the current MessengerManager which | |
| 58 | * manages the Messenger | |
| 59 | */ | |
| 60 | public MessengerManager getMessengerManager() throws JMSException { | |
| 61 | 0 | if ( messengerManager == null ) { |
| 62 | 0 | messengerManager = MessengerManager.getInstance(); |
| 63 | } | |
| 64 | 0 | return messengerManager; |
| 65 | } | |
| 66 | ||
| 67 | public void setMessengerManager(MessengerManager messengerManager) { | |
| 68 | 0 | this.messengerManager = messengerManager; |
| 69 | 0 | } |
| 70 | ||
| 71 | } |