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