read method

  1. @override
Future<Credentials?> read()

Get saved oauth2.Credentials or null when none could be found.

Implementation

@override
Future<Credentials?> read() async {
  final json = await _storage.read(key: _key);
  if (json == null) {
    return null;
  }

  try {
    return Credentials.fromJson(json);
  } on FormatException {
    return null;
  }
}