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.shared.ldap.codec.actions.abandonRequest; 021 022 023import org.apache.directory.shared.asn1.DecoderException; 024import org.apache.directory.shared.asn1.ber.grammar.GrammarAction; 025import org.apache.directory.shared.asn1.ber.tlv.IntegerDecoder; 026import org.apache.directory.shared.asn1.ber.tlv.IntegerDecoderException; 027import org.apache.directory.shared.asn1.ber.tlv.TLV; 028import org.apache.directory.shared.asn1.ber.tlv.Value; 029import org.apache.directory.shared.i18n.I18n; 030import org.apache.directory.shared.ldap.codec.api.LdapMessageContainer; 031import org.apache.directory.shared.ldap.codec.decorators.AbandonRequestDecorator; 032import org.apache.directory.shared.ldap.model.message.AbandonRequest; 033import org.apache.directory.shared.ldap.model.message.AbandonRequestImpl; 034import org.apache.directory.shared.util.Strings; 035import org.slf4j.Logger; 036import org.slf4j.LoggerFactory; 037 038 039/** 040 * The action used to initialize the AbandonRequest 041 * <pre> 042 * LdapMessage ::= ... AbandonRequest ... 043 * AbandonRequest ::= [APPLICATION 16] MessageID 044 * </pre> 045 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 046 */ 047public class InitAbandonRequest extends GrammarAction<LdapMessageContainer<AbandonRequestDecorator>> 048{ 049 /** The logger */ 050 private static final Logger LOG = LoggerFactory.getLogger( InitAbandonRequest.class ); 051 052 /** Speedup for logs */ 053 private static final boolean IS_DEBUG = LOG.isDebugEnabled(); 054 055 /** 056 * Instantiates a new action. 057 */ 058 public InitAbandonRequest() 059 { 060 super( "Init Abandon Request" ); 061 } 062 063 064 /** 065 * {@inheritDoc} 066 */ 067 public void action( LdapMessageContainer<AbandonRequestDecorator> container ) throws DecoderException 068 { 069 // Create the AbandonRequest LdapMessage instance and store it in the container 070 AbandonRequest internalAbandonRequest = new AbandonRequestImpl(); 071 internalAbandonRequest.setMessageId( container.getMessageId() ); 072 AbandonRequestDecorator abandonRequest = new AbandonRequestDecorator( 073 container.getLdapCodecService(), internalAbandonRequest ); 074 container.setMessage( abandonRequest ); 075 076 // The current TLV should be a integer 077 // We get it and store it in MessageId 078 TLV tlv = container.getCurrentTLV(); 079 080 Value value = tlv.getValue(); 081 082 if ( ( value == null ) || ( value.getData() == null ) ) 083 { 084 String msg = I18n.err( I18n.ERR_04075 ); 085 LOG.error( msg ); 086 087 // This will generate a PROTOCOL_ERROR 088 throw new DecoderException( msg ); 089 } 090 091 try 092 { 093 int abandonnedMessageId = IntegerDecoder.parse( value, 0, Integer.MAX_VALUE ); 094 095 abandonRequest.setAbandoned( abandonnedMessageId ); 096 097 if ( IS_DEBUG ) 098 { 099 LOG 100 .debug( "AbandonMessage Id has been decoded : {}", Integer 101 .valueOf( abandonnedMessageId ) ); 102 } 103 104 container.setGrammarEndAllowed( true ); 105 106 return; 107 } 108 catch ( IntegerDecoderException ide ) 109 { 110 LOG.error( I18n 111 .err( I18n.ERR_04076, Strings.dumpBytes(value.getData()), ide.getMessage() ) ); 112 113 // This will generate a PROTOCOL_ERROR 114 throw new DecoderException( ide.getMessage(), ide ); 115 } 116 } 117}