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.api.ldap.codec.actions.request.bind; 021 022 023import org.apache.directory.api.asn1.ber.grammar.GrammarAction; 024import org.apache.directory.api.asn1.ber.tlv.TLV; 025import org.apache.directory.api.i18n.I18n; 026import org.apache.directory.api.ldap.codec.api.LdapMessageContainer; 027import org.apache.directory.api.ldap.model.message.BindRequest; 028import org.apache.directory.api.util.Strings; 029import org.slf4j.Logger; 030import org.slf4j.LoggerFactory; 031 032 033/** 034 * The action used to store the BindRequest credentials. 035 * <pre> 036 * SaslCredentials ::= SEQUENCE { 037 * ... 038 * credentials OCTET STRING OPTIONAL } 039 * </pre> 040 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 041 */ 042public class StoreSaslCredentials extends GrammarAction<LdapMessageContainer<BindRequest>> 043{ 044 /** The logger */ 045 private static final Logger LOG = LoggerFactory.getLogger( StoreSaslCredentials.class ); 046 047 /** 048 * Instantiates a new action. 049 */ 050 public StoreSaslCredentials() 051 { 052 super( "Store SASL credentials" ); 053 } 054 055 056 /** 057 * {@inheritDoc} 058 */ 059 @Override 060 public void action( LdapMessageContainer<BindRequest> container ) 061 { 062 BindRequest bindRequestMessage = container.getMessage(); 063 064 // Get the Value and store it in the BindRequest 065 TLV tlv = container.getCurrentTLV(); 066 067 // We have to handle the special case of a 0 length 068 // credentials 069 if ( tlv.getLength() == 0 ) 070 { 071 bindRequestMessage.setCredentials( Strings.EMPTY_BYTES ); 072 } 073 else 074 { 075 bindRequestMessage.setCredentials( tlv.getValue().getData() ); 076 } 077 078 // We can have an END transition 079 container.setGrammarEndAllowed( true ); 080 081 if ( LOG.isDebugEnabled() ) 082 { 083 LOG.debug( I18n.msg( I18n.MSG_05117_SASL_CREDENTIALS_DECODED ) ); 084 } 085 } 086}