Here you can find the source of getSourceAddressForDestination(InetAddress destination)
public static InetAddress getSourceAddressForDestination(InetAddress destination) throws UnknownHostException
//package com.java2s; /*//from w ww . j av a 2 s.c o m * SocketUtilities.java from RawSockets modified Tuesday, July 5, 2011 17:51:18 CDT (-0500). * * Copyright 2010-2011 the original author or authors. * * 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. */ import java.net.InetAddress; import java.net.UnknownHostException; public class Main { public static InetAddress getSourceAddressForDestination(InetAddress destination) throws UnknownHostException { throw new UnsupportedOperationException("Not implemented yet."); /*int family = (destination instanceof Inet6Address) ? IpVersion.IPv6.getAddressFormatFamily() : IpVersion.IPv4.getAddressFormatFamily(); return InetAddress.getByAddress( SocketUtilities.getSourceAddressForDestination( destination.getAddress(), family ) );*/ } }