DeviceIdleManager.java revision f80809ffd7b6ea8eb120ce5ccb343582c2757ea0 
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
17package android.os;
18
19import android.annotation.NonNull;
20import android.annotation.SystemService;
21import android.annotation.TestApi;
22import 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)
32public class DeviceIdleManager {
33    private final Context mContext;
34    private final IDeviceIdleController mService;
35
36    /**
37     * @hide
38     */
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     */
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     */
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