Determine Local IP Address in java pgm

Determine Local IP Address

import java.net.InetAddress;

public class Main

 {

   public static void main(String[] args) throws Exception

  {

      InetAddress addr = InetAddress.getLocalHost();

      System.out.println("Local HostAddress: "+addr.getHostAddress());

      String hostname = addr.getHostName();

      System.out.println("Local host name: "+hostname);

   }

}