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1   /*
2    * $Id: DomDocumentToXml.java 19191 2010-08-25 21:05:23Z tcarlson $
3    * --------------------------------------------------------------------------------------
4    * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
5    *
6    * The software in this package is published under the terms of the CPAL v1.0
7    * license, a copy of which has been included with this distribution in the
8    * LICENSE.txt file.
9    */
10  
11  package org.mule.module.xml.transformer;
12  
13  import org.mule.api.MuleMessage;
14  import org.mule.api.transformer.DiscoverableTransformer;
15  import org.mule.api.transformer.TransformerException;
16  import org.mule.transformer.types.DataTypeFactory;
17  
18  /**
19   * <code>DomDocumentToXml</code> Transform a org.w3c.dom.Document to XML String
20   */
21  public class DomDocumentToXml extends AbstractXmlTransformer implements DiscoverableTransformer
22  {
23      private int priorityWeighting = DiscoverableTransformer.DEFAULT_PRIORITY_WEIGHTING;
24  
25      public DomDocumentToXml()
26      {
27          setReturnDataType(DataTypeFactory.XML_STRING);
28      }
29  
30      @Override
31      public Object transformMessage(MuleMessage message, String encoding) throws TransformerException
32      {
33          Object src = message.getPayload();
34          try
35          {
36              // We now offer XML in byte OR String form.
37              // String remains the default like before.
38              if (byte[].class.equals(returnType))
39              {
40                  return convertToBytes(src, encoding);
41              }
42              else
43              {
44                  return convertToText(src, encoding);
45              }
46          }
47          catch (Exception e)
48          {
49              throw new TransformerException(this, e);
50          }
51      }
52  
53      public int getPriorityWeighting()
54      {
55          return priorityWeighting;
56      }
57  
58      public void setPriorityWeighting(int priorityWeighting)
59      {
60          this.priorityWeighting = priorityWeighting;
61      }
62  }