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networking problem :-( ????

Jonk kulsh
Greenhorn

Joined: Feb 04, 2005
Posts: 7
The code given below is working for windows but its giving problem in MAC OS
In window platform its revaling host address & name if u given address or name of particular comp in network but cudn't revaling the name or ip address of MAC OS on the network,while in MAC OS this code ain't workn at al

import java.net.InetAddress;
import java.net.UnknownHostException;

public class GetInetInfo{
public static void main(String[] args){
if (args.length != 1) {
System.err.println("Usage: GetInetInfo address");
// System.exit(1);
return;
}

InetAddress address = null;
try {
address = InetAddress.getByName(args[0]);
} catch(UnknownHostException e) {
e.printStackTrace();
// System.exit(2);
return;
}
System.out.println("Host name: " + address.getHostName());
System.out.println("Host address: " + address.getHostAddress());



// System.exit(0);
return;
}
} // GetInetInfo



the err i'm getn in MAC OS::

java.net.UnknownHostException: datacentre: datacentre
at java.net.InetAddress.getAllByName0(InetAddress.java:948)
at java.net.InetAddress.getAllByName0(InetAddress.java:918)
at java.net.InetAddress.getAllByName(InetAddress.java:912)
at java.net.InetAddress.getByName(InetAddress.java:832)
at GetInetInfo.main(GetInetInfo.java:12)
Paul Sturrock
Bartender

Joined: Apr 14, 2004
Posts: 10336


cudn't revaling the name or ip address of MAC OS on the network,while in MAC OS this code ain't workn at al

To be honest, it sounds like the Mac isn't on the network. Try using some command line tools to double-check if its visible before worrying about your Java code (e.g. in Windows ping, nslookup, net view etc.)


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