GetNetworkInterfaces


1   package org.jgroups.util;
2   
3   import java.net.InetAddress  ;
4   import java.net.NetworkInterface  ;
5   import java.net.SocketException  ;
6   import java.util.Enumeration  ;
7   
8   /**
9    * Lists all network interfaces on a system
10   * @author Bela Ban Dec 18
11   * @author 2003
12   * @version $Id: GetNetworkInterfaces.java,v 1.1 2005/06/23 13:31:09 belaban Exp $
13   */
14  public class GetNetworkInterfaces {
15  
16      public static void main(String  [] args) throws SocketException   {
17          Enumeration   en=NetworkInterface.getNetworkInterfaces();
18          while(en.hasMoreElements()) {
19              NetworkInterface   i=(NetworkInterface  )en.nextElement();
20              System.out.println(i.getName() + ':');
21              System.out.println("  \t" + i.getDisplayName());
22              for(Enumeration   en2=i.getInetAddresses(); en2.hasMoreElements();) {
23                  InetAddress   addr=(InetAddress  )en2.nextElement();
24                  System.out.println("  \t" + addr + " (" + addr.getHostName() + ')');
25              }
26              System.out.println("---------------------");
27          }
28      }
29  
30  }
31

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