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: 613608 $, $Date: 2008-01-20 17:59:10 +0100 (So, 20 Jan 2008) $ 31 */ 32 public enum RecordClass implements EnumConverter<Short> 33 { 34 /** Internet */ 35 IN(1), 36 37 /** CSNET class */ 38 CS(2), 39 40 /** CHAOS class */ 41 CH(3), 42 43 /** Hesiod [Dyer 87] */ 44 HS(4), 45 46 /** Special value used in dynamic update messages */ 47 NONE(254), 48 49 /** Any class */ 50 ANY(255); 51 52 private static ReverseEnumMap<Short, RecordClass> map = new ReverseEnumMap<Short, RecordClass>( RecordClass.class ); 53 54 private final short value; 55 56 57 private RecordClass( int value ) 58 { 59 this.value = ( short ) value; 60 } 61 62 63 public Short convert() 64 { 65 return this.value; 66 } 67 68 69 /** 70 * Converts an ordinal value into a {@link RecordClass}. 71 * 72 * @param value 73 * @return The {@link RecordClass}. 74 */ 75 public static RecordClass convert( short value ) 76 { 77 return map.get( value ); 78 } 79 }