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.request.modifydn; 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.BooleanDecoder; 027import org.apache.directory.api.asn1.ber.tlv.BooleanDecoderException; 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.model.message.ModifyDnRequest; 032import org.apache.directory.api.util.Strings; 033import org.slf4j.Logger; 034import org.slf4j.LoggerFactory; 035 036 037/** 038 * The action used to store the ModifyDnRequest deleteOldRdn flag 039 * <pre> 040 * ModifyDNRequest ::= [APPLICATION 12] SEQUENCE { ... 041 * ... 042 * deleteoldrdn BOOLEAN, 043 * ... 044 * </pre> 045 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 046 */ 047public class StoreModifyDnRequestDeleteOldRdn extends GrammarAction<LdapMessageContainer<ModifyDnRequest>> 048{ 049 /** The logger */ 050 private static final Logger LOG = LoggerFactory.getLogger( StoreModifyDnRequestDeleteOldRdn.class ); 051 052 /** 053 * Instantiates a new action. 054 */ 055 public StoreModifyDnRequestDeleteOldRdn() 056 { 057 super( "Store ModifyDN request deleteOldRdn flag" ); 058 } 059 060 061 /** 062 * {@inheritDoc} 063 */ 064 @Override 065 public void action( LdapMessageContainer<ModifyDnRequest> container ) throws DecoderException 066 { 067 ModifyDnRequest modifyDnRequest = container.getMessage(); 068 069 TLV tlv = container.getCurrentTLV(); 070 071 // We get the value. If it's a 0, it's a FALSE. If it's 072 // a FF, it's a TRUE. Any other value should be an error, 073 // but we could relax this constraint. So if we have 074 // something 075 // which is not 0, it will be interpreted as TRUE, but we 076 // will generate a warning. 077 BerValue value = tlv.getValue(); 078 079 try 080 { 081 modifyDnRequest.setDeleteOldRdn( BooleanDecoder.parse( value ) ); 082 } 083 catch ( BooleanDecoderException bde ) 084 { 085 LOG.error( I18n 086 .err( I18n.ERR_05125_INVALID_OLD_RDN, Strings.dumpBytes( value.getData() ), bde.getMessage() ) ); 087 088 // This will generate a PROTOCOL_ERROR 089 throw new DecoderException( bde.getMessage(), bde ); 090 } 091 092 // We can have an END transition 093 container.setGrammarEndAllowed( true ); 094 095 if ( LOG.isDebugEnabled() ) 096 { 097 if ( modifyDnRequest.getDeleteOldRdn() ) 098 { 099 LOG.debug( I18n.msg( I18n.MSG_05135_OID_RDN_ATT_WILL_BE_DELETED ) ); 100 } 101 else 102 { 103 LOG.debug( I18n.msg( I18n.MSG_05136_OID_RDN_ATT_WILL_BE_RETAINED ) ); 104 } 105 } 106 } 107}