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1   /***
2    * Redistribution and use of this software and associated documentation
3    * ("Software"), with or without modification, are permitted provided
4    * that the following conditions are met:
5    *
6    * 1. Redistributions of source code must retain copyright
7    *    statements and notices.  Redistributions must also contain a
8    *    copy of this document.
9    *
10   * 2. Redistributions in binary form must reproduce the
11   *    above copyright notice, this list of conditions and the
12   *    following disclaimer in the documentation and/or other
13   *    materials provided with the distribution.
14   *
15   * 3. The name "Exolab" must not be used to endorse or promote
16   *    products derived from this Software without prior written
17   *    permission of Exoffice Technologies.  For written permission,
18   *    please contact info@exolab.org.
19   *
20   * 4. Products derived from this Software may not be called "Exolab"
21   *    nor may "Exolab" appear in their names without prior written
22   *    permission of Exoffice Technologies. Exolab is a registered
23   *    trademark of Exoffice Technologies.
24   *
25   * 5. Due credit should be given to the Exolab Project
26   *    (http://www.exolab.org/).
27   *
28   * THIS SOFTWARE IS PROVIDED BY EXOFFICE TECHNOLOGIES AND CONTRIBUTORS
29   * ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
30   * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
31   * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
32   * EXOFFICE TECHNOLOGIES OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
33   * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
34   * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
35   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
37   * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
38   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
39   * OF THE POSSIBILITY OF SUCH DAMAGE.
40   *
41   * Copyright 2005 (C) Exoffice Technologies Inc. All Rights Reserved.
42   *
43   * $Id: TextMessageHandler.java,v 1.1 2005/09/04 07:07:12 tanderson Exp $
44   */
45  package org.exolab.jms.tools.migration.proxy;
46  
47  import java.sql.Connection;
48  import javax.jms.JMSException;
49  import javax.jms.Message;
50  
51  import org.exolab.jms.message.TextMessageImpl;
52  import org.exolab.jms.persistence.PersistenceException;
53  
54  
55  /***
56   * Handler for messages of type <code>javax.jms.TextMessage</code>.
57   *
58   * @author <a href="mailto:tma@netspace.net.au">Tim Anderson</a>
59   * @version $Revision: 1.1 $ $Date: 2005/09/04 07:07:12 $
60   */
61  class TextMessageHandler extends AbstractMessageHandler {
62  
63      /***
64       * Construct a new <code>TextMessageHandler</code>.
65       *
66       * @param destinations the destination store
67       * @param connection   the database connection
68       */
69      public TextMessageHandler(DestinationStore destinations,
70                                Connection connection) {
71          super(destinations, connection);
72      }
73  
74      /***
75       * Returns the type of message that this handler supports.
76       *
77       * @return the type of message
78       */
79      protected String getType() {
80          return "TextMessage";
81      }
82  
83      /***
84       * Create a new message.
85       *
86       * @return a new message
87       * @throws JMSException for any JMS error
88       */
89      protected Message newMessage() throws JMSException {
90          return new TextMessageImpl();
91      }
92  
93      /***
94       * Returns the body of the message.
95       *
96       * @param message the message
97       * @return the body of the message
98       * @throws JMSException for any JMS error
99       */
100     protected Object getBody(Message message) throws JMSException {
101         return ((TextMessageImpl) message).getText();
102     }
103 
104     /***
105      * Populate the message body.
106      *
107      * @param body    the message body
108      * @param message the message to populate
109      * @throws JMSException         for any JMS error
110      * @throws PersistenceException for any persistence error
111      */
112     protected void setBody(Object body, Message message)
113             throws JMSException, PersistenceException {
114         if (body != null && !(body instanceof String)) {
115             throw new JMSException(
116                     "Expected String body for TextMessage with JMSMessageID="
117                     + message.getJMSMessageID()
118                     + " but got type " + body.getClass().getName());
119         }
120         TextMessageImpl text = (TextMessageImpl) message;
121         text.setText((String) body);
122     }
123 
124 }