@Test public void testMac() { String mac = NetworkUtils.mac(); System.err.println("--->" + mac); }
public static String mac() { return mac(true); }
NetworkUtils { public static String mac() { return mac(true); } }
NetworkUtils { public static String mac() { return mac(true); }  }
NetworkUtils { public static String mac() { return mac(true); }  static String realIp(); static String netIp(); static String mac(); static String mac(boolean isSplit); static void main(String[] args); }
NetworkUtils { public static String mac() { return mac(true); }  static String realIp(); static String netIp(); static String mac(); static String mac(boolean isSplit); static void main(String[] args);  }