1 /*
2  * Copyright (C) 2018 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.os;
18 
19 import android.annotation.NonNull;
20 import android.annotation.SystemService;
21 import android.annotation.TestApi;
22 import android.content.Context;
23 
24 /**
25  * Access to the service that keeps track of device idleness and drives low power mode based on
26  * that.
27  *
28  * @hide
29  */
30 @TestApi
31 @SystemService(Context.DEVICE_IDLE_CONTROLLER)
32 public class DeviceIdleManager {
33     private final Context mContext;
34     private final IDeviceIdleController mService;
35 
36     /**
37      * @hide
38      */
DeviceIdleManager(@onNull Context context, @NonNull IDeviceIdleController service)39     public DeviceIdleManager(@NonNull Context context, @NonNull IDeviceIdleController service) {
40         mContext = context;
41         mService = service;
42     }
43 
44     /**
45      * @return package names the system has white-listed to opt out of power save restrictions,
46      * except for device idle mode.
47      */
getSystemPowerWhitelistExceptIdle()48     public @NonNull String[] getSystemPowerWhitelistExceptIdle() {
49         try {
50             return mService.getSystemPowerWhitelistExceptIdle();
51         } catch (RemoteException e) {
52             e.rethrowFromSystemServer();
53             return new String[0];
54         }
55     }
56 
57     /**
58      * @return package names the system has white-listed to opt out of power save restrictions for
59      * all modes.
60      */
getSystemPowerWhitelist()61     public @NonNull String[] getSystemPowerWhitelist() {
62         try {
63             return mService.getSystemPowerWhitelist();
64         } catch (RemoteException e) {
65             e.rethrowFromSystemServer();
66             return new String[0];
67         }
68     }
69 }
70