我需要你的帮助。我被这个问题困住了。警报正常工作。但是,当设备重启时,db中存储的指定时间是过去(下午3点),当前时间是下午4点,如何检查以防止立即触发警报?
Docs说:
If the stated trigger time is in the past, the alarm will be triggered immediately. Here's what I've tried so far:
class DeviceBootReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context context, Intent intent) {
// Check if successful reboot
if (intent.getAction().equals("android.intent.action.BOOT_COMPLETED")) {
SharedPreferences shared = context.getSharedPreferences(Constants.PREF_NAME, Context.MODE_PRIVATE);
// Check if daily notification is enabled
// If yes, call NotificationPublisher to communicate with NotificationAlarmService
if(shared.getBoolean(Constants.KEY_IS_DAILY_NOTIFIED, false)) {
DBHelper dbHelper = new DBHelper(context);
DBConnector.dbConnect(dbHelper);
int DAILY_NOTIFICATION_ID = Constants.DAILY_VERSE_NOTIFICATION_1_ID;
ArrayList<Notification> notificationList = dbHelper.getNotifications();
Log.e("", "notificationList: " + notificationList.size());
for(Notification obj : notificationList) {
Calendar datetime = Calendar.getInstance();
datetime.set(Calendar.HOUR_OF_DAY, obj.getHourOfDay());
datetime.set(Calendar.MINUTE, obj.getMinute());
datetime.set(Calendar.SECOND, 0);
Calendar now = Calendar.getInstance();
if (now.after(datetime)) {
datetime.add(Calendar.DATE, now.get(Calendar.DATE) + 1);
}
Log.e("BOOT RECEIVER", "" + obj.getHourOfDay() + ":" + obj.getMinute());
Intent myIntent = new Intent(context, NotificationPublisher.class);
PendingIntent pendingIntent = PendingIntent.getBroadcast(context,
DAILY_NOTIFICATION_ID++,
myIntent, PendingIntent.FLAG_UPDATE_CURRENT);
AlarmManager alarmManager = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
alarmManager.setRepeating(AlarmManager.RTC_WAKEUP,
datetime.getTimeInMillis(), AlarmManager.INTERVAL_DAY,
pendingIntent);
}
}
}
}
安卓 list :
<receiver
android:name=".utils.DeviceBootReceiver" >
<intent-filter>
<action android:name="android.intent.action.BOOT_COMPLETED" />
<action android:name="android.intent.action.QUICKBOOT_POWERON" />
</intent-filter>
</receiver>
我的代码似乎有什么问题?我将不胜感激任何帮助。谢谢!
最佳答案
我像这样设置和检查闹钟时间,它现在对我有用:
Calendar calendar = Calendar.getInstance();
calendar.set(Calendar.HOUR_OF_DAY, alarmTimePicker.getCurrentHour());
calendar.set(Calendar.MINUTE, alarmTimePicker.getCurrentMinute());
Calendar now = Calendar.getInstance();
now.setTimeInMillis(System.currentTimeMillis());
if (calendar.before(now))
calendar.add(Calendar.DAY_OF_MONTH, 1);
关于Android 设备重启检查指定的报警时间是否过去,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/34651995/