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1   /*
2    * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
3    * The software in this package is published under the terms of the CPAL v1.0
4    * license, a copy of which has been included with this distribution in the
5    * LICENSE.txt file.
6    */
7   package org.mule.transport.jms.transformers;
8   
9   import org.mule.api.MuleMessage;
10  import org.mule.api.transformer.TransformerException;
11  import org.mule.transformer.types.DataTypeFactory;
12  import org.mule.util.ClassUtils;
13  
14  import javax.jms.Message;
15  
16  /**
17   * <code>ObjectToJMSMessage</code> will convert any object to a
18   * <code>javax.jms.Message</code> or sub-type into an object. One of the 5 types of
19   * JMS message will be created based on the type of Object passed in.
20   * <ul>
21   * <li>java.lang.String - javax.jms.TextMessage</li>
22   * <li>byte[] - javax.jms.BytesMessage</li>
23   * <li>java.util.Map - javax.jms.MapMessage</li>
24   * <li>java.io.InputStream - javax.jms.StreamMessage</li>
25   * <li>java.lang.Object - javax.jms.ObjectMessage</li>
26   * </ul>
27   * Note that if compression is turned on then a <code>javax.jms.BytesMessage</code>
28   * is sent.
29   */
30  public class ObjectToJMSMessage extends AbstractJmsTransformer
31  {
32  
33      public ObjectToJMSMessage()
34      {
35          super();
36      }
37  
38      @Override
39      protected void declareInputOutputClasses()
40      {
41          setReturnDataType(DataTypeFactory.create(Message.class));
42      }
43  
44      @Override
45      public Object transformMessage(MuleMessage message, String outputEncoding) throws TransformerException
46      {
47          try
48          {
49              if (logger.isDebugEnabled())
50              {
51                  logger.debug("Source object is " + ClassUtils.getSimpleName(message.getPayload().getClass()));
52              }
53  
54              Object result = transformToMessage(message);
55  
56              if (logger.isDebugEnabled())
57              {
58                  logger.debug("Resulting object is " + ClassUtils.getSimpleName(result.getClass()));
59              }
60  
61              return result;
62          }
63          catch (Exception e)
64          {
65              throw new TransformerException(this, e);
66          }
67      }
68  
69  }