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.krbCred;
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 KrbCred 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 KrbCredStatesEnum implements States
034{
035    // Start
036    START_STATE, // 0
037
038    // ----- KRB-ERROR component --------------------------------------
039    KRB_CRED_TAG_STATE, // 1
040
041    KRB_CRED_SEQ_TAG_STATE, // 2
042
043    KRB_CRED_PVNO_TAG_STATE, // 3
044    KRB_CRED_PVNO_STATE, // 4
045
046    KRB_CRED_MSGTYPE_TAG_STATE, // 5
047    KRB_CRED_MSGTYPE_STATE, // 6
048
049    KRB_CRED_TICKETS_TAG_STATE, // 7
050    KRB_CRED_TICKETS_STATE, // 8
051
052    KRB_CRED_ENCPART_TAG_STATE, // 9
053
054    // End
055    LAST_KRB_CRED_STATE; // 10
056
057    /**
058     * Get the grammar name
059     *
060     * @param grammar The grammar code
061     * @return The grammar name
062     */
063    public String getGrammarName( int grammar )
064    {
065        return "KRB_CRED_GRAMMAR";
066    }
067
068
069    /**
070     * Get the grammar name
071     *
072     * @param grammar The grammar class
073     * @return The grammar name
074     */
075    public String getGrammarName( Grammar<KrbCredContainer> grammar )
076    {
077        if ( grammar instanceof KrbCredGrammar )
078        {
079            return "KRB_CRED_GRAMMAR";
080        }
081        else
082        {
083            return "UNKNOWN GRAMMAR";
084        }
085    }
086
087
088    /**
089     * Get the string representing the state
090     *
091     * @param state The state number
092     * @return The String representing the state
093     */
094    public String getState( int state )
095    {
096        return ( ( state == LAST_KRB_CRED_STATE.ordinal() ) ? "LAST_KRB_CRED_STATE" : name() );
097    }
098
099
100    /**
101     * {@inheritDoc}
102     */
103    public boolean isEndState()
104    {
105        return this == LAST_KRB_CRED_STATE;
106    }
107
108
109    /**
110     * {@inheritDoc}
111     */
112    public KrbCredStatesEnum getStartState()
113    {
114        return START_STATE;
115    }
116}