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1   /*
2    * $Id: ConsumableMuleMessageFilter.java 22607 2011-08-08 02:13:54Z pablo.kraan $
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.cache.filter;
12  
13  import org.mule.DefaultMuleMessage;
14  import org.mule.api.MuleMessage;
15  import org.mule.api.routing.filter.Filter;
16  
17  /**
18   * Filters messages that have a consumable payload.
19   * <p/>
20   * The filter accepts only {@link DefaultMuleMessage} instances that
21   * have a no consumable payload. Check is done using
22   * {@link org.mule.DefaultMuleMessage#isConsumable()} method.
23   */
24  public class ConsumableMuleMessageFilter implements Filter
25  {
26  
27      public boolean accept(MuleMessage message)
28      {
29  
30          if (message instanceof DefaultMuleMessage)
31          {
32              return !((DefaultMuleMessage) message).isConsumable();
33          }
34          else
35          {
36              return false;
37          }
38      }
39  }