1/*
2 * Copyright (C) 2013 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.testing.alarmservice;
18
19import android.content.Context;
20import android.os.PowerManager;
21import android.os.PowerManager.WakeLock;
22import android.util.Log;
23
24/**
25 * A singleton used for controlling and sharing of states/wakelocks
26 *
27 */
28public class WakeUpController {
29
30    private static final String LOG_TAG = WakeUpController.class.getName();
31    private static WakeUpController mController = null;
32    private WakeLock mWakeLock = null;
33    private Object mWakeSync = new Object();
34
35    private WakeUpController() {
36        Log.i(LOG_TAG, "Created instance: 0x" + Integer.toHexString(this.hashCode()));
37    }
38
39    public static synchronized WakeUpController getController() {
40        if (mController == null) {
41            mController = new WakeUpController();
42        }
43        return mController;
44    }
45
46    public WakeLock getWakeLock() {
47        if (mWakeLock == null) {
48            PowerManager pm =
49                    (PowerManager) AlarmService.sContext.getSystemService(Context.POWER_SERVICE);
50            mWakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "testing-alarmservice");
51            Log.i(LOG_TAG, "Create wakelock: 0x" + Integer.toHexString(mWakeLock.hashCode()));
52        }
53        return mWakeLock;
54    }
55
56    public Object getWakeSync() {
57        return mWakeSync;
58    }
59}
60