1   /*
2    *   @(#) $Id: ProtocolFilterImpl.java 332218 2005-11-10 03:52:42Z trustin $
3    *
4    *   Copyright 2004 The Apache Software Foundation
5    *
6    *   Licensed under the Apache License, Version 2.0 (the "License");
7    *   you may not use this file except in compliance with the License.
8    *   You may obtain a copy of the License at
9    *
10   *       http://www.apache.org/licenses/LICENSE-2.0
11   *
12   *   Unless required by applicable law or agreed to in writing, software
13   *   distributed under the License is distributed on an "AS IS" BASIS,
14   *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15   *   See the License for the specific language governing permissions and
16   *   limitations under the License.
17   *
18   */
19  package org.apache.mina.util;
20  
21  import org.apache.mina.protocol.ProtocolFilter;
22  import org.apache.mina.protocol.ProtocolFilterAdapter;
23  import org.apache.mina.protocol.ProtocolFilterChain;
24  
25  /***
26   * Bogus implementation of {@link ProtocolFilter} to test
27   * {@link ProtocolFilterChain}.
28   * 
29   * @author The Apache Directory Project (dev@directory.apache.org)
30   * @version $Rev: 332218 $, $Date: 2005-11-10 12:52:42 +0900 $
31   */
32  public class ProtocolFilterImpl extends ProtocolFilterAdapter
33  {
34      private final char c;
35  
36      public ProtocolFilterImpl( char c )
37      {
38          this.c = c;
39      }
40  
41      public int hashCode()
42      {
43          return c;
44      }
45  
46      public boolean equals( Object o )
47      {
48          if( o == null )
49              return false;
50          if( ! ( o instanceof ProtocolFilterImpl ) )
51              return false;
52          return this.c == ( ( ProtocolFilterImpl ) o ).c;
53      }
54  
55      public String toString()
56      {
57          return "" + c;
58      }
59  }