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1   /*
2    * $Id: MessageProcessorChainFactoryBean.java 20320 2010-11-24 15:03:31Z dfeist $
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.config.spring.factories;
12  
13  import org.mule.api.processor.MessageProcessor;
14  import org.mule.api.processor.MessageProcessorBuilder;
15  import org.mule.processor.chain.DefaultMessageProcessorChainBuilder;
16  
17  import java.util.List;
18  
19  import org.springframework.beans.factory.FactoryBean;
20  
21  public class MessageProcessorChainFactoryBean implements FactoryBean
22  {
23  
24      protected List processors;
25      protected String name;
26  
27      public Class getObjectType()
28      {
29          return MessageProcessor.class;
30      }
31  
32      public void setMessageProcessors(List processors)
33      {
34          this.processors = processors;
35      }
36  
37      public Object getObject() throws Exception
38      {
39          DefaultMessageProcessorChainBuilder builder = new DefaultMessageProcessorChainBuilder();
40          builder.setName(name);
41          for (Object processor : processors)
42          {
43              if (processor instanceof MessageProcessor)
44              {
45                  builder.chain((MessageProcessor) processor);
46              }
47              else if (processor instanceof MessageProcessorBuilder)
48              {
49                  builder.chain((MessageProcessorBuilder) processor);
50              }
51              else
52              {
53                  throw new IllegalArgumentException(
54                      "MessageProcessorBuilder should only have MessageProcessor's or MessageProcessorBuilder's configured");
55              }
56          }
57          return builder.build();
58      }
59  
60      public boolean isSingleton()
61      {
62          return false;
63      }
64  
65      public void setName(String name)
66      {
67          this.name = name;
68      }
69  
70  }