1 /*
2  * Copyright (C) 2021 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package android.app;
18 
19 /**
20  * Notify the client of all changes to services' foreground state.
21  * @param serviceToken unique identifier for a service instance
22  * @param packageName identifies the app hosting the service
23  * @param userId identifies the started user in which the app is running
24  * @param isForeground whether the service is in the "foreground" mode now, i.e.
25  *     whether it is an FGS
26  *
27  * @hide
28  */
29 oneway interface IForegroundServiceObserver {
onForegroundStateChanged(in IBinder serviceToken, in String packageName, int userId, boolean isForeground)30     void onForegroundStateChanged(in IBinder serviceToken, in String packageName, int userId, boolean isForeground);
31 }
32