Android判断是否为Wifi网络

  
    

private static boolean isWifi(Context context) {      ConnectivityManager connectivityManager =(ConnectivityManager) context            .getSystemService(Context.CONNECTIVITY_SERVICE);      NetworkInfo activeNetworkInfo =connectivityManager.getActiveNetworkInfo();      if (activeNetworkInfo != null &&activeNetworkInfo.getType() == connectivityManager.TYPE_WIFI){         return true;      }      return false;    }