WifiManager.isWifiApEnabled()

    private static Method isWifiApEnabledMethod;

    public static boolean isWifiApEnabled(WifiManager wifiManager) {
        if (isWifiApEnabledMethod == null) {
            try {
                isWifiApEnabledMethod = wifiManager.getClass().getDeclaredMethod("isWifiApEnabled");
                isWifiApEnabledMethod.setAccessible(true); //in the case of visibility change in future APIs
            } catch (NoSuchMethodException e) {
                Log.w(TAG, "Can't get method by reflection", e);
            }
        }

        if (isWifiApEnabledMethod != null) {
            try {
                return (Boolean) isWifiApEnabledMethod.invoke(wifiManager);
            } catch (IllegalAccessException e) {
                Log.e(TAG, "Can't invoke method by reflection", e);
            } catch (InvocationTargetException e) {
                Log.e(TAG, "Can't invoke method by reflection", e);
            }
        }

        return false;
    }