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.abandonRequest; 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.IntegerDecoder; 027import org.apache.directory.api.asn1.ber.tlv.IntegerDecoderException; 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.decorators.AbandonRequestDecorator; 032import org.apache.directory.api.ldap.model.message.AbandonRequest; 033import org.apache.directory.api.ldap.model.message.AbandonRequestImpl; 034import org.apache.directory.api.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 /** 057 * Instantiates a new action. 058 */ 059 public InitAbandonRequest() 060 { 061 super( "Init Abandon Request" ); 062 } 063 064 065 /** 066 * {@inheritDoc} 067 */ 068 public void action( LdapMessageContainer<AbandonRequestDecorator> container ) throws DecoderException 069 { 070 // Create the AbandonRequest LdapMessage instance and store it in the container 071 AbandonRequest internalAbandonRequest = new AbandonRequestImpl(); 072 internalAbandonRequest.setMessageId( container.getMessageId() ); 073 AbandonRequestDecorator abandonRequest = new AbandonRequestDecorator( 074 container.getLdapCodecService(), internalAbandonRequest ); 075 container.setMessage( abandonRequest ); 076 077 // The current TLV should be a integer 078 // We get it and store it in MessageId 079 TLV tlv = container.getCurrentTLV(); 080 081 BerValue value = tlv.getValue(); 082 083 if ( ( value == null ) || ( value.getData() == null ) ) 084 { 085 String msg = I18n.err( I18n.ERR_04075 ); 086 LOG.error( msg ); 087 088 // This will generate a PROTOCOL_ERROR 089 throw new DecoderException( msg ); 090 } 091 092 try 093 { 094 int abandonnedMessageId = IntegerDecoder.parse( value, 0, Integer.MAX_VALUE ); 095 096 abandonRequest.setAbandoned( abandonnedMessageId ); 097 098 if ( IS_DEBUG ) 099 { 100 LOG 101 .debug( "AbandonMessage Id has been decoded : {}", Integer 102 .valueOf( abandonnedMessageId ) ); 103 } 104 105 container.setGrammarEndAllowed( true ); 106 107 return; 108 } 109 catch ( IntegerDecoderException ide ) 110 { 111 LOG.error( I18n 112 .err( I18n.ERR_04076, Strings.dumpBytes( value.getData() ), ide.getMessage() ) ); 113 114 // This will generate a PROTOCOL_ERROR 115 throw new DecoderException( ide.getMessage(), ide ); 116 } 117 } 118}