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 */ 020 package org.apache.directory.shared.ldap.codec.actions; 021 022 023 import org.apache.directory.shared.asn1.ber.IAsn1Container; 024 import org.apache.directory.shared.asn1.ber.grammar.GrammarAction; 025 import org.apache.directory.shared.asn1.ber.tlv.TLV; 026 import org.apache.directory.shared.asn1.codec.DecoderException; 027 import org.apache.directory.shared.i18n.I18n; 028 import org.apache.directory.shared.ldap.codec.LdapMessageContainer; 029 import org.apache.directory.shared.ldap.codec.search.SearchResultReferenceCodec; 030 import org.apache.directory.shared.ldap.codec.util.LdapURLEncodingException; 031 import org.apache.directory.shared.ldap.util.LdapURL; 032 import org.apache.directory.shared.ldap.util.StringTools; 033 import org.slf4j.Logger; 034 import org.slf4j.LoggerFactory; 035 036 037 /** 038 * The action used to store a reference into a searchResultReference 039 * 040 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 041 * @version $Rev$, $Date$, 042 */ 043 public class StoreReferenceAction extends GrammarAction 044 { 045 /** The logger */ 046 private static final Logger log = LoggerFactory.getLogger( StoreReferenceAction.class ); 047 048 /** Speedup for logs */ 049 private static final boolean IS_DEBUG = log.isDebugEnabled(); 050 051 public StoreReferenceAction() 052 { 053 super( "Store a reference" ); 054 } 055 056 /** 057 * The initialization action 058 */ 059 public void action( IAsn1Container container ) throws DecoderException 060 { 061 062 LdapMessageContainer ldapMessageContainer = ( LdapMessageContainer ) container; 063 064 SearchResultReferenceCodec searchResultReference = ldapMessageContainer.getSearchResultReference(); 065 066 // Get the Value and store it in the BindRequest 067 TLV tlv = ldapMessageContainer.getCurrentTLV(); 068 069 // We have to handle the special case of a 0 length server 070 // sasl credentials 071 LdapURL url = LdapURL.EMPTY_URL; 072 073 if ( tlv.getLength() == 0 ) 074 { 075 searchResultReference.addSearchResultReference( url ); 076 } 077 else 078 { 079 try 080 { 081 url = new LdapURL( tlv.getValue().getData() ); 082 searchResultReference.addSearchResultReference( url ); 083 } 084 catch ( LdapURLEncodingException luee ) 085 { 086 String badUrl = StringTools.utf8ToString( tlv.getValue().getData() ); 087 log.error( I18n.err( I18n.ERR_04021, badUrl, luee.getMessage() ) ); 088 throw new DecoderException( I18n.err( I18n.ERR_04016, luee.getMessage() ) ); 089 } 090 } 091 092 if ( IS_DEBUG ) 093 { 094 log.debug( "Search reference URL found : {}", url ); 095 } 096 097 // We can have an END transition 098 ldapMessageContainer.grammarEndAllowed( true ); 099 100 return; 101 } 102 }