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 */ 020package org.apache.directory.shared.kerberos.codec.kdcReq; 021 022 023import org.apache.directory.api.asn1.ber.grammar.Grammar; 024import org.apache.directory.api.asn1.ber.grammar.States; 025 026 027/** 028 * This class store the KDC-REQ grammar's constants. It is also used for debugging 029 * purpose 030 * 031 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 032 */ 033public enum KdcReqStatesEnum implements States 034{ 035 // Start 036 START_STATE, // 0 037 038 // ----- KDC-REQ component -------------------------------------- 039 KDC_REQ_SEQ_STATE, // 1 040 041 KDC_REQ_PVNO_TAG_STATE, // 2 042 KDC_REQ_PVNO_STATE, // 3 043 044 KDC_REQ_MSG_TYPE_TAG_STATE, // 4 045 KDC_REQ_MSG_TYPE_STATE, // 5 046 047 KDC_REQ_PA_DATA_OR_REQ_BODY_STATE, // 6 048 049 KDC_REQ_PA_DATA_TAG_STATE, // 7 050 KDC_REQ_PA_DATA_SEQ_STATE, // 8 051 KDC_REQ_PA_DATA_STATE, // 9 052 053 KDC_REQ_KDC_REQ_BODY_STATE, // 10 054 055 // End 056 LAST_KDC_REQ_STATE; // 11 057 058 /** 059 * Get the grammar name 060 * 061 * @param grammar The grammar code 062 * @return The grammar name 063 */ 064 public String getGrammarName( int grammar ) 065 { 066 return "KDC_REQ_GRAMMAR"; 067 } 068 069 070 /** 071 * Get the grammar name 072 * 073 * @param grammar The grammar class 074 * @return The grammar name 075 */ 076 public String getGrammarName( Grammar<KdcReqContainer> grammar ) 077 { 078 if ( grammar instanceof KdcReqGrammar ) 079 { 080 return "KDC_REQ_GRAMMAR"; 081 } 082 else 083 { 084 return "UNKNOWN GRAMMAR"; 085 } 086 } 087 088 089 /** 090 * Get the string representing the state 091 * 092 * @param state The state number 093 * @return The String representing the state 094 */ 095 public String getState( int state ) 096 { 097 return ( ( state == LAST_KDC_REQ_STATE.ordinal() ) ? "KDC_REQ_END_STATE" : name() ); 098 } 099 100 101 /** 102 * {@inheritDoc} 103 */ 104 public boolean isEndState() 105 { 106 return this == LAST_KDC_REQ_STATE; 107 } 108 109 110 /** 111 * {@inheritDoc} 112 */ 113 public KdcReqStatesEnum getStartState() 114 { 115 return START_STATE; 116 } 117}