java.net.NetworkInterface

Sat Jun 21 08:16:00 GMT 2003

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Am Samstag, 21. Juni 2003 05:17 schrieb Erik Poupaert:
> I finally found a way to figure out network ip address for
> localhost:
>> 	protected static String getHostIpAddress()
> 	{
> 		try
> 		{
> 			Enumeration
> networkInterfaces=NetworkInterface.getNetworkInterfaces(); for
> (Enumeration e = NetworkInterface.getNetworkInterfaces() ;
> e.hasMoreElements() ;)
> 			{
> 				NetworkInterface netIf=(NetworkInterface)e.nextElement();
> 				for(Enumeration e2=netIf.getInetAddresses();
> e2.hasMoreElements();) {
> 					InetAddress address=(InetAddress)e2.nextElement();
> 					String ip=address.getHostAddress();
> 					//grab the first non-loopback address
> 					if(!ip.equals("127.0.0.1")) return ip;
> 				}
> 			}
> 			throw new RuntimeException("error resolving localhost ip
> address"); }
> 		catch(Exception e)
> 		{
> 			throw new RuntimeException(e.getMessage());
> 		}
> 	}
>> It works fine on linux: gcc version 3.3 release.
>> On Windows, however (gcc version 3.3 20030409 (prerelease),
> NetworkInterface.getNetworkInterfaces() indiscriminately throws a
> java.net.SocketException.
>> Does anybody know if this problem has been solved after 20030409 in
> Windows? Could I avoid this by downloading Mohan's latest build?

This stuff isnt implemented yet for Windows but I know Mohan is 
working on this. I've seen no patch from him yet but I think it will 
not take much longer.
Michael
- -- 
Homepage: http://www.worldforge.org/
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