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
21 package org.apache.directory.server.dns.messages;
22
23
24 import org.apache.directory.server.dns.util.EnumConverter;
25 import org.apache.directory.server.dns.util.ReverseEnumMap;
26
27
28 /**
29 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
30 * @version $Rev: 547524 $, $Date: 2007-06-15 06:42:26 +0200 (Fr, 15 Jun 2007) $
31 */
32 public enum ResponseCode implements EnumConverter<Byte>
33 {
34 /** No error condition. */
35 NO_ERROR(0),
36
37 /** The name server was unable to interpret the query. */
38 FORMAT_ERROR(1),
39
40 /** The name server was unable to process this query due to a problem with the name server. */
41 SERVER_FAILURE(2),
42
43 /** The domain name referenced in the query does not exist. */
44 NAME_ERROR(3),
45
46 /** The name server does not support the requested kind of query. */
47 NOT_IMPLEMENTED(4),
48
49 /** The name server refuses to perform the specified operation for policy reasons. */
50 REFUSED(5);
51
52 private static ReverseEnumMap<Byte, ResponseCode> map = new ReverseEnumMap<Byte, ResponseCode>( ResponseCode.class );
53
54 private final byte value;
55
56
57 private ResponseCode( int value )
58 {
59 this.value = ( byte ) value;
60 }
61
62
63 public Byte convert()
64 {
65 return this.value;
66 }
67
68
69 /**
70 * Converts an ordinal value into a {@link ResponseCode}.
71 *
72 * @param value
73 * @return The {@link ResponseCode}.
74 */
75 public static ResponseCode convert( byte value )
76 {
77 return map.get( value );
78 }
79 }