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.searchRequest.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.TLV; 026import org.apache.directory.api.ldap.codec.api.LdapMessageContainer; 027import org.apache.directory.api.ldap.codec.decorators.SearchRequestDecorator; 028import org.apache.directory.api.ldap.codec.search.ExtensibleMatchFilter; 029import org.apache.directory.api.ldap.model.entry.BinaryValue; 030import org.slf4j.Logger; 031import org.slf4j.LoggerFactory; 032 033 034/** 035 * The action used to store a match value 036 * <pre> 037 * Filter ::= CHOICE { 038 * ... 039 * extensibleMatch [9] MatchingRuleAssertion } 040 * 041 * MatchingRuleAssertion ::= SEQUENCE { 042 * ... 043 * matchValue [3] AssertionValue, 044 * ... 045 * </pre> 046 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 047 */ 048public class StoreMatchValue extends GrammarAction<LdapMessageContainer<SearchRequestDecorator>> 049{ 050 /** The logger */ 051 private static final Logger LOG = LoggerFactory.getLogger( StoreMatchValue.class ); 052 053 /** Speedup for logs */ 054 private static final boolean IS_DEBUG = LOG.isDebugEnabled(); 055 056 057 /** 058 * Instantiates a new store match value action. 059 */ 060 public StoreMatchValue() 061 { 062 super( "Store match Value" ); 063 } 064 065 066 /** 067 * {@inheritDoc} 068 */ 069 public void action( LdapMessageContainer<SearchRequestDecorator> container ) throws DecoderException 070 { 071 SearchRequestDecorator decorator = container.getMessage(); 072 073 TLV tlv = container.getCurrentTLV(); 074 075 // Store the value. 076 ExtensibleMatchFilter extensibleMatchFilter = ( ExtensibleMatchFilter ) decorator.getTerminalFilter(); 077 078 byte[] value = tlv.getValue().getData(); 079 extensibleMatchFilter.setMatchValue( new BinaryValue( value ) ); 080 081 // unstack the filters if needed 082 decorator.unstackFilters( container ); 083 084 if ( IS_DEBUG ) 085 { 086 LOG.debug( "Stored a match value : {}", value ); 087 } 088 } 089}