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.response.compare; 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.i18n.I18n; 027import org.apache.directory.api.ldap.codec.api.LdapMessageContainer; 028import org.apache.directory.api.ldap.model.message.CompareResponse; 029import org.apache.directory.api.ldap.model.message.CompareResponseImpl; 030import org.slf4j.Logger; 031import org.slf4j.LoggerFactory; 032 033 034/** 035 * The action used to initialize the CompareResponse 036 * <pre> 037 * LdapMessage ::= ... CompareResponse ... 038 * CompareResponse ::= [APPLICATION 15] LDAPResult 039 * </pre> 040 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 041 */ 042public class InitCompareResponse extends GrammarAction<LdapMessageContainer<CompareResponse>> 043{ 044 /** The logger */ 045 private static final Logger LOG = LoggerFactory.getLogger( InitCompareResponse.class ); 046 047 048 /** 049 * Instantiates a new action. 050 */ 051 public InitCompareResponse() 052 { 053 super( "Compare Response initialization" ); 054 } 055 056 057 /** 058 * {@inheritDoc} 059 */ 060 public void action( LdapMessageContainer<CompareResponse> container ) throws DecoderException 061 { 062 // Now, we can allocate the CompareResponse Object 063 CompareResponse compareResponse = new CompareResponseImpl( container.getMessageId() ); 064 container.setMessage( compareResponse ); 065 066 // We will check that the request is not null 067 TLV tlv = container.getCurrentTLV(); 068 069 if ( tlv.getLength() == 0 ) 070 { 071 String msg = I18n.err( I18n.ERR_05148_NULL_COMPARE_REQUEST ); 072 LOG.error( msg ); 073 throw new DecoderException( msg ); 074 } 075 076 if ( LOG.isDebugEnabled() ) 077 { 078 LOG.debug( I18n.msg( I18n.MSG_05169_COMPARE_RESPONSE ) ); 079 } 080 } 081}