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.factory; 021 022import org.apache.directory.api.asn1.ber.tlv.BerValue; 023import org.apache.directory.api.asn1.util.Asn1Buffer; 024import org.apache.directory.api.ldap.codec.api.LdapApiService; 025import org.apache.directory.api.ldap.codec.api.LdapCodecConstants; 026import org.apache.directory.api.ldap.model.message.Message; 027import org.apache.directory.api.ldap.model.message.ModifyDnRequest; 028import org.apache.directory.api.util.Strings; 029 030/** 031 * The ModifyDnRequest factory. 032 * 033 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 034 */ 035public final class ModifyDnRequestFactory implements Messagefactory 036{ 037 /** The static instance */ 038 public static final ModifyDnRequestFactory INSTANCE = new ModifyDnRequestFactory(); 039 040 private ModifyDnRequestFactory() 041 { 042 // Nothing to do 043 } 044 045 046 /** 047 * Encode the ModifyDnRequest message to a PDU. 048 * <br> 049 * ModifyDNRequest : 050 * <pre> 051 * 0x6C LL 052 * 0x04 LL entry 053 * 0x04 LL newRDN 054 * 0x01 0x01 deleteOldRDN 055 * [0x80 LL newSuperior] 056 * </pre> 057 * 058 * @param codec The LdapApiService instance 059 * @param buffer The buffer where to put the PDU 060 * @param message the ModifyRequest to encode 061 */ 062 @Override 063 public void encodeReverse( LdapApiService codec, Asn1Buffer buffer, Message message ) 064 { 065 int start = buffer.getPos(); 066 ModifyDnRequest modifyDnRequest = ( ModifyDnRequest ) message; 067 068 if ( modifyDnRequest.getNewSuperior() != null ) 069 { 070 // Encode the new superior 071 BerValue.encodeOctetString( buffer, 072 ( byte ) LdapCodecConstants.MODIFY_DN_REQUEST_NEW_SUPERIOR_TAG, 073 Strings.getBytesUtf8( modifyDnRequest.getNewSuperior().getName() ) ); 074 } 075 076 // The deleteOldRdn flag 077 BerValue.encodeBoolean( buffer, modifyDnRequest.getDeleteOldRdn() ); 078 079 // The new RDN 080 BerValue.encodeOctetString( buffer, modifyDnRequest.getNewRdn().getName() ); 081 082 // The entry DN 083 BerValue.encodeOctetString( buffer, modifyDnRequest.getName().getName() ); 084 085 // The ModifyDnRequest tag 086 BerValue.encodeSequence( buffer, LdapCodecConstants.MODIFY_DN_REQUEST_TAG, start ); 087 } 088}