/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.brooklyn.util.core.xstream;
import java.net.Inet4Address;
import java.net.UnknownHostException;
import org.apache.brooklyn.util.exceptions.Exceptions;
import com.thoughtworks.xstream.converters.Converter;
import com.thoughtworks.xstream.converters.MarshallingContext;
import com.thoughtworks.xstream.converters.UnmarshallingContext;
import com.thoughtworks.xstream.io.HierarchicalStreamReader;
import com.thoughtworks.xstream.io.HierarchicalStreamWriter;
public class Inet4AddressConverter implements Converter {
@Override
public boolean canConvert(@SuppressWarnings("rawtypes") Class type) {
return type.equals(Inet4Address.class);
}
@Override
public void marshal(Object source, HierarchicalStreamWriter writer, MarshallingContext context) {
Inet4Address addr = (Inet4Address) source;
writer.setValue(addr.getHostName()+"/"+addr.getHostAddress());
}
@Override
public Object unmarshal(HierarchicalStreamReader reader, UnmarshallingContext context) {
String hostSlashAddress = reader.getValue();
int i = hostSlashAddress.indexOf('/');
try {
if (i==-1) {
return Inet4Address.getByName(hostSlashAddress);
} else {
String host = hostSlashAddress.substring(0, i);
String addrS = hostSlashAddress.substring(i+1);
byte[] addr = new byte[4];
String[] addrSI = addrS.split("\\.");
for (int k=0; k<4; k++) addr[k] = (byte)(int)Integer.valueOf(addrSI[k]);
return Inet4Address.getByAddress(host, addr);
}
} catch (UnknownHostException e) {
throw Exceptions.propagate(e);
}
}
}