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.bindRequest; 021 022 023import org.apache.directory.api.asn1.DecoderException; 024import org.apache.directory.api.asn1.ber.grammar.GrammarAction; 025import org.apache.directory.api.asn1.ber.tlv.TLV; 026import org.apache.directory.api.ldap.codec.api.LdapMessageContainer; 027import org.apache.directory.api.ldap.codec.decorators.BindRequestDecorator; 028import org.apache.directory.api.ldap.model.message.BindRequest; 029import org.apache.directory.api.util.StringConstants; 030import org.apache.directory.api.util.Strings; 031import org.slf4j.Logger; 032import org.slf4j.LoggerFactory; 033 034 035/** 036 * The action used to store the BindRequest simple authentication 037 * <pre> 038 * BindRequest ::= [APPLICATION 0] SEQUENCE { 039 * .... 040 * authentication AuthenticationChoice } 041 * 042 * AuthenticationChoice ::= CHOICE { 043 * simple [0] OCTET STRING, 044 * ... 045 * 046 * We have to create an Authentication Object to store the credentials. 047 * </pre> 048 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 049 */ 050public class StoreSimpleAuth extends GrammarAction<LdapMessageContainer<BindRequestDecorator>> 051{ 052 /** The logger */ 053 private static final Logger LOG = LoggerFactory.getLogger( StoreSimpleAuth.class ); 054 055 /** Speedup for logs */ 056 private static final boolean IS_DEBUG = LOG.isDebugEnabled(); 057 058 059 /** 060 * Instantiates a new action. 061 */ 062 public StoreSimpleAuth() 063 { 064 super( "Store BindRequest Simple Authentication" ); 065 } 066 067 068 /** 069 * {@inheritDoc} 070 */ 071 public void action( LdapMessageContainer<BindRequestDecorator> container ) throws DecoderException 072 { 073 BindRequest bindRequestMessage = container.getMessage(); 074 TLV tlv = container.getCurrentTLV(); 075 076 // Allocate the Authentication Object 077 bindRequestMessage.setSimple( true ); 078 079 // We have to handle the special case of a 0 length simple 080 if ( tlv.getLength() == 0 ) 081 { 082 bindRequestMessage.setCredentials( StringConstants.EMPTY_BYTES ); 083 } 084 else 085 { 086 bindRequestMessage.setCredentials( tlv.getValue().getData() ); 087 } 088 089 // We can have an END transition 090 container.setGrammarEndAllowed( true ); 091 092 if ( IS_DEBUG ) 093 { 094 LOG.debug( "The simple authentication is : {}", Strings.dumpBytes( bindRequestMessage 095 .getCredentials() ) ); 096 } 097 } 098}