biometricKeyExists method

@override Future<bool?> biometricKeyExists(bool checkValidity)

Implementation

@override
Future<bool?> biometricKeyExists(bool checkValidity) async {
  try {
    return methodChannel.invokeMethod<bool>(
        'biometricKeyExists', checkValidity);
  } on PlatformException catch (e) {
    debugPrint(e.message);
    return false;
  }
}