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 * https://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.search.filter; 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.BerValue; 026import org.apache.directory.api.asn1.ber.tlv.BooleanDecoder; 027import org.apache.directory.api.asn1.ber.tlv.BooleanDecoderException; 028import org.apache.directory.api.asn1.ber.tlv.TLV; 029import org.apache.directory.api.i18n.I18n; 030import org.apache.directory.api.ldap.codec.api.LdapMessageContainer; 031import org.apache.directory.api.ldap.codec.search.ExtensibleMatchFilter; 032import org.apache.directory.api.ldap.model.message.SearchRequest; 033import org.apache.directory.api.util.Strings; 034import org.slf4j.Logger; 035import org.slf4j.LoggerFactory; 036 037 038/** 039 * The action used to store a matchingRuleAssertion dnAttributes 040 * <pre> 041 * Filter ::= CHOICE { 042 * ... 043 * extensibleMatch [9] MatchingRuleAssertion } 044 * 045 * MatchingRuleAssertion ::= SEQUENCE { 046 * ... 047 * dnAttributes [4] BOOLEAN DEFAULT FALSE } 048 * </pre> 049 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 050 */ 051public class StoreMatchingRuleDnAttributes extends GrammarAction<LdapMessageContainer<SearchRequest>> 052{ 053 /** The logger */ 054 private static final Logger LOG = LoggerFactory.getLogger( StoreMatchingRuleDnAttributes.class ); 055 056 /** 057 * Instantiates a new StoreMatchingRuleDnAttributes. 058 */ 059 public StoreMatchingRuleDnAttributes() 060 { 061 super( "Store matchingRuleAssertion dnAttributes" ); 062 } 063 064 065 public void action( LdapMessageContainer<SearchRequest> container ) throws DecoderException 066 { 067 TLV tlv = container.getCurrentTLV(); 068 069 // Store the value. 070 ExtensibleMatchFilter extensibleMatchFilter = ( ExtensibleMatchFilter ) container.getTerminalFilter(); 071 072 // We get the value. If it's a 0, it's a FALSE. If it's 073 // a FF, it's a TRUE. Any other value should be an error, 074 // but we could relax this constraint. So if we have 075 // something 076 // which is not 0, it will be interpreted as TRUE, but we 077 // will generate a warning. 078 BerValue value = tlv.getValue(); 079 080 try 081 { 082 extensibleMatchFilter.setDnAttributes( BooleanDecoder.parse( value ) ); 083 } 084 catch ( BooleanDecoderException bde ) 085 { 086 LOG.error( I18n 087 .err( I18n.ERR_13014_DN_ATTR_FLAG_INVALID, Strings.dumpBytes( value.getData() ), bde.getMessage() ) ); 088 089 throw new DecoderException( bde.getMessage(), bde ); 090 } 091 092 if ( LOG.isDebugEnabled() ) 093 { 094 LOG.debug( I18n.msg( I18n.MSG_05155_DN_ATTRIBUTES, Boolean.valueOf( extensibleMatchFilter.isDnAttributes() ) ) ); 095 } 096 097 // unstack the filters if needed 098 container.unstackFilters(); 099 } 100}