| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| */ |
| package org.apache.directory.shared.kerberos.codec.changePwdData; |
| |
| |
| import org.apache.directory.api.asn1.actions.CheckNotNullLength; |
| import org.apache.directory.api.asn1.ber.grammar.AbstractGrammar; |
| import org.apache.directory.api.asn1.ber.grammar.Grammar; |
| import org.apache.directory.api.asn1.ber.grammar.GrammarTransition; |
| import org.apache.directory.api.asn1.ber.tlv.UniversalTag; |
| import org.apache.directory.shared.kerberos.KerberosConstants; |
| import org.apache.directory.shared.kerberos.codec.changePwdData.actions.ChangePasswdDataInit; |
| import org.apache.directory.shared.kerberos.codec.changePwdData.actions.StoreNewPassword; |
| import org.apache.directory.shared.kerberos.codec.changePwdData.actions.StoreTargName; |
| import org.apache.directory.shared.kerberos.codec.changePwdData.actions.StoreTargRealm; |
| |
| |
| /** |
| * This class implements the ChangePasswdData message. All the actions are declared |
| * in this class. As it is a singleton, these declaration are only done once. If |
| * an action is to be added or modified, this is where the work is to be done ! |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public final class ChangePasswdDataGrammar extends AbstractGrammar<ChangePasswdDataContainer> |
| { |
| /** The instance of grammar. ChangePasswdDataGrammar is a singleton */ |
| private static Grammar<ChangePasswdDataContainer> instance = new ChangePasswdDataGrammar(); |
| |
| |
| /** |
| * Creates a new ChangePasswdDataGrammar object. |
| */ |
| @SuppressWarnings("unchecked") |
| private ChangePasswdDataGrammar() |
| { |
| setName( ChangePasswdDataGrammar.class.getName() ); |
| |
| // Create the transitions table |
| super.transitions = new GrammarTransition[ChangePasswdDataStatesEnum.LAST_CHNGPWD_STATE.ordinal()][256]; |
| |
| // ============================================================================================ |
| // ChangePasswdData |
| // ============================================================================================ |
| // -------------------------------------------------------------------------------------------- |
| // Transition from START to ChangePasswdData SEQ |
| // -------------------------------------------------------------------------------------------- |
| // This is the starting state : |
| // ChangePasswdData ::= SEQUENCE ... |
| super.transitions[ChangePasswdDataStatesEnum.START_STATE.ordinal()][UniversalTag.SEQUENCE.getValue()] = |
| new GrammarTransition<ChangePasswdDataContainer>( |
| ChangePasswdDataStatesEnum.START_STATE, |
| ChangePasswdDataStatesEnum.CHNGPWD_SEQ_STATE, |
| UniversalTag.SEQUENCE, |
| new ChangePasswdDataInit() ); |
| |
| // -------------------------------------------------------------------------------------------- |
| // Transition from ChangePasswdData-SEQ to newPasswd tag |
| // -------------------------------------------------------------------------------------------- |
| // ChangePasswdData ::= SEQUENCE { |
| // newPasswd [0] |
| super.transitions[ChangePasswdDataStatesEnum.CHNGPWD_SEQ_STATE.ordinal()][KerberosConstants.CHNGPWD_NEWPWD_TAG] = |
| new GrammarTransition<ChangePasswdDataContainer>( |
| ChangePasswdDataStatesEnum.CHNGPWD_SEQ_STATE, |
| ChangePasswdDataStatesEnum.CHNGPWD_NEWPASSWD_TAG_STATE, |
| KerberosConstants.CHNGPWD_NEWPWD_TAG, |
| new CheckNotNullLength<ChangePasswdDataContainer>() ); |
| |
| // -------------------------------------------------------------------------------------------- |
| // Transition from newPasswd tag to newPasswd |
| // -------------------------------------------------------------------------------------------- |
| // ChangePasswdData ::= SEQUENCE { |
| // newPasswd [0] OCTET STRING, |
| super.transitions[ChangePasswdDataStatesEnum.CHNGPWD_NEWPASSWD_TAG_STATE.ordinal()][UniversalTag.OCTET_STRING |
| .getValue()] = |
| new GrammarTransition<ChangePasswdDataContainer>( |
| ChangePasswdDataStatesEnum.CHNGPWD_NEWPASSWD_TAG_STATE, |
| ChangePasswdDataStatesEnum.CHNGPWD_NEWPASSWD_STATE, |
| UniversalTag.OCTET_STRING, |
| new StoreNewPassword() ); |
| |
| // -------------------------------------------------------------------------------------------- |
| // Transition from newPasswd to targName tag |
| // -------------------------------------------------------------------------------------------- |
| // ChangePasswdData ::= SEQUENCE { |
| // newPasswd [0] OCTET STRING, |
| // targName [1] PrincipalName OPTIONAL, |
| super.transitions[ChangePasswdDataStatesEnum.CHNGPWD_NEWPASSWD_STATE.ordinal()][KerberosConstants.CHNGPWD_TARGNAME_TAG] = |
| new GrammarTransition<ChangePasswdDataContainer>( |
| ChangePasswdDataStatesEnum.CHNGPWD_NEWPASSWD_STATE, |
| ChangePasswdDataStatesEnum.CHNGPWD_TARGNAME_TAG_STATE, |
| KerberosConstants.CHNGPWD_TARGNAME_TAG, |
| new StoreTargName() ); |
| |
| // -------------------------------------------------------------------------------------------- |
| // Transition from targName to targRealm tag |
| // -------------------------------------------------------------------------------------------- |
| // ChangePasswdData ::= SEQUENCE { |
| // ... |
| // targName [1] PrincipalName OPTIONAL, |
| // targRealm [2] |
| super.transitions[ChangePasswdDataStatesEnum.CHNGPWD_TARGNAME_TAG_STATE.ordinal()][KerberosConstants.CHNGPWD_TARGREALM_TAG] = |
| new GrammarTransition<ChangePasswdDataContainer>( |
| ChangePasswdDataStatesEnum.CHNGPWD_TARGNAME_TAG_STATE, |
| ChangePasswdDataStatesEnum.CHNGPWD_TARGREALM_TAG_STATE, |
| KerberosConstants.CHNGPWD_TARGREALM_TAG, |
| new CheckNotNullLength<ChangePasswdDataContainer>() ); |
| |
| // -------------------------------------------------------------------------------------------- |
| // Transition from targRealm tag to targRealm |
| // -------------------------------------------------------------------------------------------- |
| // ChangePasswdData ::= SEQUENCE { |
| // ... |
| // targName [1] PrincipalName OPTIONAL, |
| // targRealm [2] Realm OPTIONAL |
| super.transitions[ChangePasswdDataStatesEnum.CHNGPWD_TARGREALM_TAG_STATE.ordinal()][UniversalTag.GENERAL_STRING |
| .getValue()] = |
| new GrammarTransition<ChangePasswdDataContainer>( |
| ChangePasswdDataStatesEnum.CHNGPWD_TARGREALM_TAG_STATE, |
| ChangePasswdDataStatesEnum.CHNGPWD_TARGREALM_STATE, |
| UniversalTag.GENERAL_STRING, |
| new StoreTargRealm() ); |
| |
| // -------------------------------------------------------------------------------------------- |
| // Transition from newPasswd to targRealm tag |
| // -------------------------------------------------------------------------------------------- |
| // ChangePasswdData ::= SEQUENCE { |
| // newPasswd [0] OCTET STRING, |
| // targRealm [2] |
| super.transitions[ChangePasswdDataStatesEnum.CHNGPWD_NEWPASSWD_STATE.ordinal()][KerberosConstants.CHNGPWD_TARGREALM_TAG] = |
| new GrammarTransition<ChangePasswdDataContainer>( |
| ChangePasswdDataStatesEnum.CHNGPWD_NEWPASSWD_STATE, |
| ChangePasswdDataStatesEnum.CHNGPWD_TARGREALM_TAG_STATE, |
| KerberosConstants.CHNGPWD_TARGREALM_TAG, |
| new CheckNotNullLength<ChangePasswdDataContainer>() ); |
| } |
| |
| |
| /** |
| * Get the instance of this grammar |
| * |
| * @return An instance on the ChangePasswdData Grammar |
| */ |
| public static Grammar<ChangePasswdDataContainer> getInstance() |
| { |
| return instance; |
| } |
| } |