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 */ 020 021package org.apache.directory.server.dns.io.encoder; 022 023 024import org.apache.directory.server.dns.messages.ResourceRecord; 025import org.apache.directory.server.dns.store.DnsAttribute; 026import org.apache.mina.core.buffer.IoBuffer; 027 028 029/** 030 * 3.3.1. CNAME RDATA format 031 * 032 * +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ 033 * / CNAME / 034 * / / 035 * +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ 036 * 037 * where: 038 * 039 * CNAME A <domain-name> which specifies the canonical or primary 040 * name for the owner. The owner name is an alias. 041 * 042 * CNAME RRs cause no additional section processing, but name servers may 043 * choose to restart the query at the canonical name in certain cases. See 044 * the description of name server logic in [RFC-1034] for details. 045 * 046 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 047 */ 048public class CanonicalNameRecordEncoder extends ResourceRecordEncoder 049{ 050 protected void putResourceRecordData( IoBuffer byteBuffer, ResourceRecord record ) 051 { 052 String domainName = record.get( DnsAttribute.DOMAIN_NAME ); 053 054 putDomainName( byteBuffer, domainName ); 055 } 056}