1/* 2 * Copyright (C) 2008 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 com.android.commands.svc; 18 19import android.content.Context; 20import android.os.BatteryManager; 21import android.os.IPowerManager; 22import android.os.RemoteException; 23import android.os.ServiceManager; 24import android.os.SystemClock; 25 26public class PowerCommand extends Svc.Command { 27 public PowerCommand() { 28 super("power"); 29 } 30 31 public String shortHelp() { 32 return "Control the power manager"; 33 } 34 35 public String longHelp() { 36 return shortHelp() + "\n" 37 + "\n" 38 + "usage: svc power stayon [true|false|usb|ac|wireless]\n" 39 + " Set the 'keep awake while plugged in' setting.\n"; 40 } 41 42 public void run(String[] args) { 43 fail: { 44 if (args.length >= 2) { 45 if ("stayon".equals(args[1]) && args.length == 3) { 46 int val; 47 if ("true".equals(args[2])) { 48 val = BatteryManager.BATTERY_PLUGGED_AC | 49 BatteryManager.BATTERY_PLUGGED_USB | 50 BatteryManager.BATTERY_PLUGGED_WIRELESS; 51 } 52 else if ("false".equals(args[2])) { 53 val = 0; 54 } else if ("usb".equals(args[2])) { 55 val = BatteryManager.BATTERY_PLUGGED_USB; 56 } else if ("ac".equals(args[2])) { 57 val = BatteryManager.BATTERY_PLUGGED_AC; 58 } else if ("wireless".equals(args[2])) { 59 val = BatteryManager.BATTERY_PLUGGED_WIRELESS; 60 } else { 61 break fail; 62 } 63 IPowerManager pm 64 = IPowerManager.Stub.asInterface(ServiceManager.getService(Context.POWER_SERVICE)); 65 try { 66 if (val != 0) { 67 // if the request is not to set it to false, wake up the screen so that 68 // it can stay on as requested 69 pm.wakeUp(SystemClock.uptimeMillis()); 70 } 71 pm.setStayOnSetting(val); 72 } 73 catch (RemoteException e) { 74 System.err.println("Faild to set setting: " + e); 75 } 76 return; 77 } 78 } 79 } 80 System.err.println(longHelp()); 81 } 82} 83