001 /* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, 013 * software distributed under the License is distributed on an 014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 015 * KIND, either express or implied. See the License for the 016 * specific language governing permissions and limitations 017 * under the License. 018 * 019 */ 020 package org.apache.directory.shared.ldap.codec.extended.operations.gracefulDisconnect; 021 022 023 import org.apache.directory.shared.asn1.ber.grammar.IGrammar; 024 import org.apache.directory.shared.asn1.ber.grammar.IStates; 025 026 027 /** 028 * This class store the GracefulDisconnect's grammar constants. It is also used 029 * for debugging purposes. 030 * 031 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 032 * @version $Rev: 764131 $, $Date: 2009-04-11 03:03:00 +0200 (Sat, 11 Apr 2009) $, 033 */ 034 public class GracefulDisconnectStatesEnum implements IStates 035 { 036 // ~ Static fields/initializers 037 // ----------------------------------------------------------------- 038 039 // ========================================================================= 040 // GracefulDisconnect grammar states 041 // ========================================================================= 042 /** Initial state */ 043 public static final int START_STATE = 0; 044 045 /** Sequence */ 046 public static final int GRACEFUL_DISCONNECT_SEQUENCE_STATE = 1; 047 048 /** Time offline */ 049 public static final int TIME_OFFLINE_STATE = 2; 050 051 /** Delay */ 052 public static final int DELAY_STATE = 3; 053 054 /** Replicated contexts */ 055 public static final int REPLICATED_CONTEXTS_STATE = 4; 056 057 /** Referral */ 058 public static final int REFERRAL_STATE = 5; 059 060 /** terminal state */ 061 public static final int LAST_GRACEFUL_DISCONNECT_STATE = 6; 062 063 // ========================================================================= 064 // States debug strings 065 // ========================================================================= 066 /** A string representation of all the states */ 067 private static String[] GracefulDisconnectString = new String[] 068 { 069 "START_STATE", 070 "GRACEFUL_DISCONNECT_SEQUENCE_STATE", 071 "TIME_OFFLINE_STATE", 072 "DELAY_STATE", 073 "REPLICATED_CONTEXTS_STATE", 074 "REFERRAL_STATE" 075 }; 076 077 /** The instance */ 078 private static GracefulDisconnectStatesEnum instance = new GracefulDisconnectStatesEnum(); 079 080 081 // ~ Constructors 082 // ------------------------------------------------------------------------------- 083 084 /** 085 * This is a private constructor. This class is a singleton 086 */ 087 private GracefulDisconnectStatesEnum() 088 { 089 } 090 091 092 // ~ Methods 093 // ------------------------------------------------------------------------------------ 094 095 /** 096 * Get an instance of this class 097 * 098 * @return An instance on this class 099 */ 100 public static IStates getInstance() 101 { 102 return instance; 103 } 104 105 106 /** 107 * Get the grammar name 108 * 109 * @param grammar The grammar code 110 * @return The grammar name 111 */ 112 public String getGrammarName( int grammar ) 113 { 114 return "GRACEFUL_DISCONNECT_GRAMMAR"; 115 } 116 117 118 /** 119 * Get the grammar name 120 * 121 * @param grammar The grammar class 122 * @return The grammar name 123 */ 124 public String getGrammarName( IGrammar grammar ) 125 { 126 if ( grammar instanceof GracefulDisconnectGrammar ) 127 { 128 return "GRACEFUL_DISCONNECT_GRAMMAR"; 129 } 130 131 return "UNKNOWN GRAMMAR"; 132 } 133 134 135 /** 136 * Get the string representing the state 137 * 138 * @param state The state number 139 * @return The String representing the state 140 */ 141 public String getState( int state ) 142 { 143 return ( ( state == GRAMMAR_END ) ? "GRACEFUL_DISCONNECT_END_STATE" : GracefulDisconnectString[state] ); 144 } 145 }