try {
nis = NetworkInterface.getNetworkInterfaces();
} catch (SocketException e1) {
- e1.printStackTrace();
+ log.error("",e1);
return null;
}
byte[] MAC = null;
try {
MAC = ni.getHardwareAddress();
} catch (SocketException e) {
- e.printStackTrace();
+ log.error("",e);
}
if (MAC != null) {
return MAC;