public static void main(String[] arg) { int serverPort = 10000 + 128 * 20 + 1; InetAddress serverAddr = null; int listnPort; if (arg[0] != null) listnPort = Integer.valueOf(arg[0]); else listnPort = 88; try { serverAddr = InetAddress.getByName("localhost"); } catch (UnknownHostException e) { // TODO Auto-generated catch block e.printStackTrace(); } WorkerClient client = new WorkerClient(serverPort, serverAddr, listnPort); client.start(); }