Get name for network interface in Java

import java.net.NetworkInterface;
import java.net.SocketException;
import java.util.Enumeration;
//w w  w. j av a 2 s . c  o  m
public class Main {
  public static void main(String[] args) throws Exception {
    Enumeration<NetworkInterface> en = NetworkInterface.getNetworkInterfaces();
    while (en.hasMoreElements()) {
      NetworkInterface ni = en.nextElement();
      printParameter(ni);

    }
  }

  public static void printParameter(NetworkInterface ni) throws SocketException {
    System.out.println(" Name = " + ni.getName());
  }
}