Java代码

1. public static List<String> getAllMacAddresses()
2. {
3. List<String> addresses = new ArrayList<String>();
4.  
5. StringBuffer sb = new StringBuffer();
6. try
7. {
8. Enumeration<NetworkInterface> networkInterfaces = NetworkInterface.getNetworkInterfaces();
9. while(networkInterfaces.hasMoreElements())
10. {
11. NetworkInterface netInterface = networkInterfaces.nextElement();
12. byte[] mac = netInterface.getHardwareAddress();
13. if(mac != null)
14. sb.delete(0, sb.length());
15. for(byte b : mac)
16. {
17. String hexString = Integer.toHexString(b & 0xFF);
18. sb.append((hexString.length() == 1) ? "0" + hexString : hexString);
19. }
20. addresses.add(sb.toString());
21. }
22. }
23. catch(SocketException e)
24. {
25. e.printStackTrace();
26. }
27.  
28. return addresses;
29. }