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1   /*
2    * $Id$
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.MuleContext;
14  import org.mule.api.context.MuleContextAware;
15  import org.mule.api.processor.MessageProcessor;
16  import org.mule.api.routing.filter.Filter;
17  import org.mule.routing.MessageProcessorFilterPair;
18  import org.mule.routing.filters.AcceptAllFilter;
19  import org.mule.routing.filters.ExpressionFilter;
20  
21  import org.springframework.beans.factory.FactoryBean;
22  
23  public class MessageProcessorFilterPairFactoryBean implements FactoryBean, MuleContextAware
24  {
25      private MessageProcessor messageProcessor;
26      private Filter filter = new ExpressionFilter();
27  
28      public void setFilter(Filter filter)
29      {
30          this.filter = filter;
31      }
32  
33      public void setMessageProcessor(MessageProcessor messageProcessor)
34      {
35          this.messageProcessor = messageProcessor;
36      }
37      
38      public void setExpression(String expression)
39      {
40          ((ExpressionFilter)filter).setExpression(expression);
41      }
42      
43      public void setEvaluator(String evaluator)
44      {
45          ((ExpressionFilter)filter).setEvaluator(evaluator);
46      }
47      
48      public void setCustomEvaluator(String customEvaluator)
49      {
50          ((ExpressionFilter)filter).setCustomEvaluator(customEvaluator);
51      }
52  
53      public Object getObject() throws Exception
54      {
55          return filter == null
56                               ? new MessageProcessorFilterPair(messageProcessor, AcceptAllFilter.INSTANCE)
57                               : new MessageProcessorFilterPair(messageProcessor, filter);
58      }
59  
60      public Class<?> getObjectType()
61      {
62          return MessageProcessorFilterPair.class;
63      }
64  
65      public boolean isSingleton()
66      {
67          return true;
68      }
69      
70      public void setMuleContext(MuleContext context)
71      {
72          if (messageProcessor != null && messageProcessor instanceof MuleContextAware)
73          {
74              ((MuleContextAware) messageProcessor).setMuleContext(context);
75          }
76          if (filter != null && filter instanceof MuleContextAware)
77          {
78              ((MuleContextAware) filter).setMuleContext(context);
79          }
80      }
81  
82  }