View Javadoc

1   /*
2    * $Id: ExceptionToString.java 8022 2007-08-23 01:32:14Z aguenther $
3    * --------------------------------------------------------------------------------------
4    * Copyright (c) MuleSource, Inc.  All rights reserved.  http://www.mulesource.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.samples.hello;
12  
13  import org.mule.transformers.AbstractTransformer;
14  import org.mule.umo.transformer.TransformerException;
15  
16  /**
17   * <code>ExceptionToString</code> converts an exception to a String,
18   * returning the exception's <code>getMessage()</code> result.
19   */
20  public class ExceptionToString extends AbstractTransformer
21  {
22  
23      public ExceptionToString()
24      {
25          super();
26          this.registerSourceType(Exception.class);
27          this.setReturnClass(String.class);
28      }
29  
30      /*
31       * (non-Javadoc)
32       * 
33       * @see org.mule.transformers.AbstractTransformer#doTransform(java.lang.Object)
34       */
35      public Object doTransform(Object src, String encoding) throws TransformerException
36      {
37          return ((Exception) src).getMessage();
38      }
39  
40  }