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.RequiresPermission; 21 import android.annotation.SystemApi; 22 import android.annotation.SystemService; 23 import android.annotation.TestApi; 24 import android.content.Context; 25 26 /** 27 * Access to the service that keeps track of device idleness and drives low power mode based on 28 * that. 29 * 30 * @hide 31 */ 32 @SystemApi 33 @SystemService(Context.DEVICE_IDLE_CONTROLLER) 34 public class DeviceIdleManager { 35 private final Context mContext; 36 private final IDeviceIdleController mService; 37 38 /** 39 * @hide 40 */ DeviceIdleManager(@onNull Context context, @NonNull IDeviceIdleController service)41 public DeviceIdleManager(@NonNull Context context, @NonNull IDeviceIdleController service) { 42 mContext = context; 43 mService = service; 44 } 45 getService()46 IDeviceIdleController getService() { 47 return mService; 48 } 49 50 /** 51 * Ends any active idle session. 52 * 53 * @param reason The reason to end. Used for debugging purposes. 54 */ 55 @RequiresPermission(android.Manifest.permission.DEVICE_POWER) endIdle(@onNull String reason)56 public void endIdle(@NonNull String reason) { 57 try { 58 mService.exitIdle(reason); 59 } catch (RemoteException e) { 60 throw e.rethrowFromSystemServer(); 61 } 62 } 63 64 /** 65 * @return package names the system has white-listed to opt out of power save restrictions, 66 * except for device idle mode. 67 * 68 * @hide Should be migrated to PowerExemptionManager 69 */ 70 @TestApi getSystemPowerWhitelistExceptIdle()71 public @NonNull String[] getSystemPowerWhitelistExceptIdle() { 72 try { 73 return mService.getSystemPowerWhitelistExceptIdle(); 74 } catch (RemoteException e) { 75 throw e.rethrowFromSystemServer(); 76 } 77 } 78 79 /** 80 * @return package names the system has white-listed to opt out of power save restrictions for 81 * all modes. 82 * 83 * @hide Should be migrated to PowerExemptionManager 84 */ 85 @TestApi getSystemPowerWhitelist()86 public @NonNull String[] getSystemPowerWhitelist() { 87 try { 88 return mService.getSystemPowerWhitelist(); 89 } catch (RemoteException e) { 90 throw e.rethrowFromSystemServer(); 91 } 92 } 93 } 94