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.app.AlarmManager;
20import android.app.PendingIntent;
21import android.content.Context;
22import android.content.Intent;
23import android.os.RemoteException;
24import android.os.SystemClock;
25import android.util.Log;
26
27import com.android.testing.alarmservice.Alarm.Stub;
28
29public class AlarmImpl extends Stub {
30
31    private static final String LOG_TAG = AlarmImpl.class.getSimpleName();
32
33    private Context mContext;
34
35    public AlarmImpl(Context context) {
36        super();
37        mContext = context;
38    }
39
40    @Override
41    public int prepare() throws RemoteException {
42        WakeUpController.getController().getWakeLock().acquire();
43        Log.d(LOG_TAG, "AlarmService prepared, wake lock acquired");
44        return 0;
45    }
46
47    @Override
48    public int setAlarmAndWait(long timeoutMills) throws RemoteException {
49        // calculate when device should be waken up
50        long atTime = SystemClock.elapsedRealtime() + timeoutMills;
51        AlarmManager am = (AlarmManager) mContext.getSystemService(Context.ALARM_SERVICE);
52        Intent wakupIntent = new Intent(WakeUpCall.WAKEUP_CALL);
53        PendingIntent pi = PendingIntent.getBroadcast(mContext, 0, wakupIntent, 0);
54        // set alarm, which will be delivered in form of the wakeupIntent
55        am.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, atTime, pi);
56        Log.d(LOG_TAG, String.format("Alarm set: %d, giving up wake lock", atTime));
57        Object lock = WakeUpController.getController().getWakeSync();
58        // release wakelock and wait for the lock to be poked from the broadcast receiver
59        WakeUpController.getController().getWakeLock().release();
60        // does not really matter if device enters suspend before we start waiting on lock
61        synchronized (lock) {
62            try {
63                lock.wait();
64            } catch (InterruptedException e) {
65            }
66        }
67        Log.d(LOG_TAG, String.format("Alarm triggered, done waiting"));
68        return 0;
69    }
70
71    @Override
72    public int done() throws RemoteException {
73        WakeUpController.getController().getWakeLock().release();
74        return 0;
75    }
76
77}
78