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1   /*
2    * $Id: EqualsFilter.java 7963 2007-08-21 08:53:15Z dirk.olmes $
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.routing.filters;
12  
13  import org.mule.umo.UMOFilter;
14  import org.mule.umo.UMOMessage;
15  
16  /**
17   * <code>EqualsFilter</code> is a filter for comparing two objects using the
18   * equals() method.
19   */
20  public class EqualsFilter implements UMOFilter, ObjectFilter
21  {
22      private Object pattern;
23  
24      public EqualsFilter()
25      {
26          super();
27      }
28  
29      public EqualsFilter(Object compareTo)
30      {
31          this.pattern = compareTo;
32      }
33  
34      public boolean accept(UMOMessage message)
35      {
36          return accept(message.getPayload());
37      }
38  
39      public boolean accept(Object object)
40      {
41          if (object == null && pattern == null)
42          {
43              return true;
44          }
45  
46          if (object == null || pattern == null)
47          {
48              return false;
49          }
50  
51          return pattern.equals(object);
52      }
53  
54      public Object getPattern()
55      {
56          return pattern;
57      }
58  
59      public void setPattern(Object pattern)
60      {
61          this.pattern = pattern;
62      }
63  
64  }