// ========================================================================
// Copyright 2011 NEXCOM Systems
// ------------------------------------------------------------------------
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// ========================================================================
package org.cipango.dns.record;
import java.io.IOException;
import java.net.InetAddress;
import org.cipango.dns.Compression;
import org.cipango.dns.DnsClass;
import org.cipango.dns.Name;
import org.cipango.dns.Type;
import org.eclipse.jetty.io.Buffer;
public class ARecord extends Record
{
private InetAddress _address;
public ARecord()
{
}
public ARecord(String name)
{
setName(new Name(name));
}
@Override
public Type getType()
{
return Type.A;
}
public InetAddress getAddress()
{
return _address;
}
@Override
public void doDecode(Buffer b, Compression c, int dataLength) throws IOException
{
if (dataLength != 4)
throw new IOException("Invalid RDLENGTH: " + dataLength + " in A record");
_address = InetAddress.getByAddress(b.get(4).asArray());
}
@Override
public void doEncode(Buffer b, Compression c) throws IOException
{
b.put(_address.getAddress());
}
@Override
public String toString()
{
if (_address == null)
return super.toString();
return super.toString() + " " + _address.getHostAddress();
}
}