ElectronicAssistant/plugin/umeng_common/lib/umeng_common_platform_interface.dart

import 'package:plugin_platform_interface/plugin_platform_interface.dart';

import 'umeng_common_method_channel.dart';

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

  static final Object _token = Object();

  static UmengCommonPlatform _instance = MethodChannelUmengCommon();

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

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

  Future<String?> getPlatformVersion() {
    throw UnimplementedError('platformVersion() has not been implemented.');
  }
}