PowerCommand.java revision 54b6cfa9a9e5b861a9930af873580d6dc20f773c
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.os.IPowerManager;
20import android.os.ServiceManager;
21import android.os.RemoteException;
22
23public class PowerCommand extends Svc.Command {
24    public PowerCommand() {
25        super("power");
26    }
27
28    public String shortHelp() {
29        return "Control the power manager";
30    }
31
32    public String longHelp() {
33        return shortHelp() + "\n"
34                + "\n"
35                + "usage: svc power stayon [true|false]\n"
36                + "         Set the 'keep awake while plugged in' setting.\n";
37    }
38
39    public void run(String[] args) {
40        fail: {
41            if (args.length >= 2) {
42                if ("stayon".equals(args[1]) && args.length == 3) {
43                    boolean val;
44                    if ("true".equals(args[2])) {
45                        val = true;
46                    }
47                    else if ("false".equals(args[2])) {
48                        val = false;
49                    }
50                    else {
51                        break fail;
52                    }
53                    IPowerManager pm
54                            = IPowerManager.Stub.asInterface(ServiceManager.getService("power"));
55                    try {
56                        pm.setStayOnSetting(val);
57                    }
58                    catch (RemoteException e) {
59                        System.err.println("Faild to set setting: " + e);
60                    }
61                    return;
62                }
63            }
64        }
65        System.err.println(longHelp());
66    }
67}
68