deepvoice_client/local_plugins/ota/lib/ota_platform_interface.dart

import 'package:plugin_platform_interface/plugin_platform_interface.dart';

import 'ota_method_channel.dart';

abstract class OtaPlatform extends PlatformInterface {
  /// Constructs a OtaPlatform.
  OtaPlatform() : super(token: _token);

  static final Object _token = Object();

  static OtaPlatform _instance = MethodChannelOta();

  /// The default instance of [OtaPlatform] to use.
  ///
  /// Defaults to [MethodChannelOta].
  static OtaPlatform get instance => _instance;

  /// Platform-specific implementations should set this with their own
  /// platform-specific class that extends [OtaPlatform] when
  /// they register themselves.
  static set instance(OtaPlatform instance) {
    PlatformInterface.verifyToken(instance, _token);
    _instance = instance;
  }

  Future<void> startUpgrading({String? address, String? filePath}) {
    throw UnimplementedError('startUpgrading() has not been implemented.');
  }

  Future<void> onOtaClose() {
    throw UnimplementedError('onOtaClose() has not been implemented.');
  }
}