hasFileDeviceIdentifier method

@override Future<bool> hasFileDeviceIdentifier({ String fileName = 'device_id.txt', String folderName = 'DeviceIdentifier', })

检查是否存在文件存储的设备标识符 Android专属接口

Implementation

@override
Future<bool> hasFileDeviceIdentifier({
  String fileName = 'device_id.txt',
  String folderName = 'DeviceIdentifier',
}) async {
  final result = await methodChannel.invokeMethod<bool>(
    'hasFileBasedDeviceIdentifier',
    {'fileName': fileName, 'folderName': folderName},
  );
  return result ?? false;
}