particleAbility Switching

API in the FA Model	Corresponding d.ts File in the Stage Model	Corresponding API in the Stage Model
startAbility(parameter: StartAbilityParameter, callback: AsyncCallback<number>): void; startAbility(parameter: StartAbilityParameter): Promise<number>;	application\ServiceExtensionContext.d.ts	startAbility(want: Want, callback: AsyncCallback<void>): void; startAbility(want: Want, options: StartOptions, callback: AsyncCallback<void>): void; startAbility(want: Want, options?: StartOptions): Promise<void>; startServiceExtensionAbility(want: Want, callback: AsyncCallback<void>): void; startServiceExtensionAbility(want: Want): Promise<void>;
terminateSelf(callback: AsyncCallback<void>): void; terminateSelf(): Promise<void>;	application\ServiceExtensionContext.d.ts	terminateSelf(callback: AsyncCallback<void>): void; terminateSelf(): Promise<void>;
connectAbility(request: Want, options:ConnectOptions ): number;	application\ServiceExtensionContext.d.ts	connectAbility(want: Want, options: ConnectOptions): number; connectServiceExtensionAbility(want: Want, options: ConnectOptions): number;
disconnectAbility(connection: number, callback:AsyncCallback<void>): void; disconnectAbility(connection: number): Promise<void>;	application\ServiceExtensionContext.d.ts	disconnectAbility(connection: number, callback:AsyncCallback<void>): void; disconnectAbility(connection: number): Promise<void>; disconnectServiceExtensionAbility(connection: number, callback: AsyncCallback<void>): void; disconnectServiceExtensionAbility(connection: number): Promise<void>;
acquireDataAbilityHelper(uri: string): DataAbilityHelper;	@ohos.data.dataShare.d.ts [@ohos.data.fileAccess.d.ts	createDataShareHelper(context: Context, uri: string, callback: AsyncCallback<DataShareHelper>): void; createDataShareHelper(context: Context, uri: string): Promise<DataShareHelper>; createFileAccessHelper(context: Context): FileAccessHelper; createFileAccessHelper(context: Context, wants: Array<Want>): FileAccessHelper;
startBackgroundRunning(id: number, request: NotificationRequest, callback: AsyncCallback<void>): void; startBackgroundRunning(id: number, request: NotificationRequest): Promise<void>;	@ohos.resourceschedule.backgroundTaskManager.d.ts	startBackgroundRunning(context: Context, bgMode: BackgroundMode, wantAgent: WantAgent, callback: AsyncCallback): void; startBackgroundRunning(context: Context, bgMode: BackgroundMode, wantAgent: WantAgent): Promise<void>;
cancelBackgroundRunning(callback: AsyncCallback<void>): void; cancelBackgroundRunning(): Promise<void>;	@ohos.resourceschedule.backgroundTaskManager.d.ts	stopBackgroundRunning(context: Context, callback: AsyncCallback): void; stopBackgroundRunning(context: Context): Promise<void>;