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1   /*
2    *  Licensed to the Apache Software Foundation (ASF) under one
3    *  or more contributor license agreements.  See the NOTICE file
4    *  distributed with this work for additional information
5    *  regarding copyright ownership.  The ASF licenses this file
6    *  to you under the Apache License, Version 2.0 (the
7    *  "License"); you may not use this file except in compliance
8    *  with the License.  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,
13   *  software distributed under the License is distributed on an
14   *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   *  KIND, either express or implied.  See the License for the
16   *  specific language governing permissions and limitations
17   *  under the License. 
18   *  
19   */
20  package org.apache.directory.mitosis.service.protocol.message;
21  
22  
23  import org.apache.directory.shared.ldap.util.EqualsBuilder;
24  import org.apache.directory.shared.ldap.util.HashCodeBuilder;
25  
26  
27  public abstract class BaseMessage
28  {
29  
30      private final int sequence;
31  
32  
33      protected BaseMessage( int sequence )
34      {
35          this.sequence = sequence;
36      }
37  
38  
39      public abstract int getType();
40  
41  
42      public int getSequence()
43      {
44          return sequence;
45      }
46  
47  
48      public boolean equals( Object object )
49      {
50          if ( !( object instanceof BaseMessage ) )
51          {
52              return false;
53          }
54  
55          BaseMessage rhs = ( BaseMessage ) object;
56  
57          return new EqualsBuilder().append( this.sequence, rhs.sequence ).isEquals();
58      }
59  
60  
61      /**
62       * Compute the instance's hash code
63       * @return the instance's hashcode 
64       */
65      public int hashCode()
66      {
67          return new HashCodeBuilder( -1364566505, -1158072471 ).append( this.sequence ).toHashCode();
68      }
69  
70  
71      public String toString()
72      {
73          return String.valueOf( sequence );
74      }
75  }