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.codec.DecoderException; 026 import org.apache.directory.shared.ldap.codec.LdapConstants; 027 import org.apache.directory.shared.ldap.codec.LdapMessageContainer; 028 import org.apache.directory.shared.ldap.codec.search.AttributeValueAssertionFilter; 029 import org.apache.directory.shared.ldap.codec.search.Filter; 030 import org.apache.directory.shared.ldap.codec.search.SearchRequestCodec; 031 import org.slf4j.Logger; 032 import org.slf4j.LoggerFactory; 033 034 035 /** 036 * The action used to initialize the Equality Match filter 037 * 038 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 039 * @version $Rev$, $Date$, 040 */ 041 public class InitEqualityMatchFilterAction extends GrammarAction 042 { 043 /** The logger */ 044 private static final Logger log = LoggerFactory.getLogger( InitEqualityMatchFilterAction.class ); 045 046 /** Speedup for logs */ 047 private static final boolean IS_DEBUG = log.isDebugEnabled(); 048 049 public InitEqualityMatchFilterAction() 050 { 051 super( "Initialize Equality Match filter" ); 052 } 053 054 /** 055 * The initialization action 056 */ 057 public void action( IAsn1Container container ) throws DecoderException 058 { 059 LdapMessageContainer ldapMessageContainer = ( LdapMessageContainer ) container; 060 SearchRequestCodec searchRequest = ldapMessageContainer.getSearchRequest(); 061 062 // We can allocate the Attribute Value Assertion 063 Filter filter = new AttributeValueAssertionFilter( 064 ldapMessageContainer.getTlvId(), 065 LdapConstants.EQUALITY_MATCH_FILTER ); 066 067 searchRequest.addCurrentFilter( filter ); 068 069 // Store the filter structure that still has to be 070 // fullfiled 071 searchRequest.setTerminalFilter( filter ); 072 073 if ( IS_DEBUG ) 074 { 075 log.debug( "Initialize Equality Match filter" ); 076 } 077 } 078 }