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1   /*
2    * $Id: MimeMessageToRfc822ByteArray.java 19250 2010-08-30 16:53:14Z dirk.olmes $
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.transport.email.transformers;
12  
13  import org.mule.api.transformer.TransformerException;
14  import org.mule.transformer.AbstractTransformer;
15  import org.mule.transformer.types.DataTypeFactory;
16  
17  import java.io.ByteArrayOutputStream;
18  
19  import javax.mail.internet.MimeMessage;
20  
21  public class MimeMessageToRfc822ByteArray extends AbstractTransformer
22  {
23      public MimeMessageToRfc822ByteArray()
24      {
25          registerSourceType(DataTypeFactory.create(MimeMessage.class));
26          setReturnDataType(DataTypeFactory.BYTE_ARRAY);
27      }
28  
29      @Override
30      protected Object doTransform(Object src, String outputEncoding) throws TransformerException
31      {
32          try
33          {
34              MimeMessage mime = (MimeMessage) src;
35              ByteArrayOutputStream baos = new ByteArrayOutputStream();
36              mime.writeTo(baos);
37              return baos.toByteArray();
38          }
39          catch (Exception e)
40          {
41              throw new TransformerException(this, e);
42          }
43      }
44  }