Alarm Manager triggering only the last scheduled task in Android - android

I am using Alarm Manager to schedule different jobs to be executed at different hours of the day. When i am scheduling only one job it is working expectedly, but when i schedule multiple jobs, only the last scheduled gets executed. Below are my codes.
private void triggerAlarm(int hr, int min, String sid, String cid) {
Intent intentToFire = new Intent(getApplicationContext(), AlarmBroadcastReceiver.class);
intentToFire.putExtra("cid", cid);
intentToFire.putExtra("sid", sid);
intentToFire.setAction(ACTION_ALARM);
PendingIntent alarmIntent = PendingIntent.getBroadcast(getApplicationContext(),
0, intentToFire, 0);
AlarmManager alarmManager = (AlarmManager) getApplicationContext().
getSystemService(Context.ALARM_SERVICE);
Calendar c = Calendar.getInstance();
c.set(Calendar.HOUR_OF_DAY, hr);
c.set(Calendar.MINUTE, min);
c.set(Calendar.SECOND, 0);
long afterTwoMinutes = c.getTimeInMillis();
alarmManager.set(AlarmManager.RTC_WAKEUP, afterTwoMinutes, alarmIntent);
//sendBroadcast(intentToFire);
}

You can use id for your AlarmReceiver I Also Using this and hope it's also works for you
in targetCal Param just pass your calander obje where you selecting time for alarm
like this
private void setAlarm(Calendar targetCal) {
Intent intent = new Intent(getBaseContext(), AlarmReceiver.class);
final int _id = (int) System.currentTimeMillis();
PendingIntent appIntent = PendingIntent.getBroadcast(this, _id, intent,PendingIntent.FLAG_ONE_SHOT);
// PendingIntent pendingIntent = PendingIntent.getBroadcast(getBaseContext(), RQS_1, intent, 0);
AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
alarmManager.set(AlarmManager.RTC_WAKEUP, targetCal.getTimeInMillis(),
appIntent);
}
Hope it works for you.

Related

Android cancelling pending intent not working

I am facing this really weird problem. I have made a working alarm system. But when I delete the alarm, it calls it.
AlarmBuddy.java (Working class to set original alarm)
Calendar calendar = Calendar.getInstance();
calendar.set(Calendar.MONTH, m-1);
calendar.set(Calendar.DAY_OF_MONTH, d);
calendar.set(Calendar.HOUR, 8);
calendar.set(Calendar.MINUTE, repeat%60);
final Intent myIntent = new Intent(this.context, AlarmMiddle.class);
myIntent.putExtra("name", name);
myIntent.putExtra("id", repeat);
alarmManager = (AlarmManager) getSystemService(ALARM_SERVICE);
super.onBackPressed();
PendingIntent pending_intent = PendingIntent.getBroadcast(AlarmBuddy.this, repeat, myIntent, PendingIntent.FLAG_UPDATE_CURRENT);
alarmManager.set(AlarmManager.RTC_WAKEUP, calendar.getTimeInMillis(), pending_intent);
ListRecord.java THE FLAW
public Boolean cancelAlarm(int id){
Intent myIntent = new Intent();
PendingIntent.getBroadcast(context, id, myIntent,
PendingIntent.FLAG_CANCEL_CURRENT).cancel();
return false;
}
This function is to cancel the alarm. This has some problem to say this again:
The code can SET AND CALL an alarm. But when I delete it from a DIFFERENT class, it immediately calls the alarm. Maybe I am just a noob. Or maybe this is an unsolvable problem.
This is working for me at all in my application see link
Intent intent = new Intent(getBaseContext(), Your_Service.class);
PendingIntent pendingIntent = PendingIntent.getService(getBaseContext(), reqcode, intent, 0);
AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
alarmManager.cancel(pendingIntent);
To cancel the alarm, you need to use the same PendingIntent as you used to set it. You should also tell the AlarmManager to cancel the alarm as well as canceling the PendingIntent. Try this:
public Boolean cancelAlarm(int id) {
Intent myIntent = new Intent(context, AlarmMiddle.class);
PendingIntent pending_intent = PendingIntent.getBroadcast(context, id, myIntent,
PendingIntent.FLAG_NO_CREATE);
if (pending_intent != null) {
alarmManager = (AlarmManager) getSystemService(ALARM_SERVICE);
alarmManager.cancel(pending_intent);
pending_intent.cancel();
}
return false;
}

Use set() in Alarm Manager with values i have

How do i use the two vales i have (hour and minute ) to set and alarm at that time? The values i have unfortuntly arent formated so if hour is > 12 it wont go to one (Its in milatary time format) .Did i set up the pending intent correctly?
public void setUpAlarm(int hour,int minute) {
long newTime;
Intent alarm = Intent(setAlarmList.this, AlarmReciever.class);
AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
PendingIntent waiting = PendingIntent.getBroadcast(setAlarmList.this, 0, alarm, 0);
alarmManager.setExact(AlarmManager.RTC_WAKEUP, hour.);
use below code
AlarmManager alarmManager = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
Calendar cal = Calendar.getInstance();
cal.set(Calendar.HOUR_OF_DAY, h); // h->hour in 24 hrs system
cal.set(Calendar.MINUTE, m); // m->minutes
Intent intent = new Intent(context, AlarmReceiver.class);
alarmIntent = PendingIntent.getBroadcast(context, 0, intent, 0);
if (android.os.Build.VERSION.SDK_INT>16)
{
alarmManager.setExact(AlarmManager.RTC_WAKEUP, cal.getTimeInMillis(), broadcast);
}else
{
alarmManager.set(AlarmManager.RTC_WAKEUP, cal.getTimeInMillis(), alarmIntent);
} //alarmIntent is your PendingIntent
read this documentation

How to set alarm between two dates in Android?

I want to set alarm between two dates.
For example date1 = 02/12/2105 and date2 = 21/12/2015
alarm should fire every day between date1 and date2
I have tried using below code
private void setAlarm(Calendar targetCal){
Intent intent = new Intent(getBaseContext(), AlarmReceiver.class);
PendingIntent pendingIntent = PendingIntent.getBroadcast(getBaseContext(), RQS_1, intent, 0);
AlarmManager alarmManager = (AlarmManager)getSystemService(Context.ALARM_SERVICE);
alarmManager.setRepeating(AlarmManager.RTC_WAKEUP, targetCal.getTime(), AlarmManager.INTERVAL_DAY, pendingIntent);
}

Alarm not getting cancelled

I am setting the alarm in one activity, and want to cancel it in another class which is a service. Following is my code:
Intent intent = new Intent(SetAlarm.this, AlertFriend.class);
PendingIntent pi = PendingIntent.getActivity(SetAlarm.this, unique_id, inent,
PendingIntent.FLAG_UPDATE_CURRENT);
Calendar c1 = Calendar.getInstance();
c1.set(Calendar.HOUR_OF_DAY, hour);
c1.set(Calendar.MINUTE, min);
c1.set(Calendar.SECOND, 0);
c1.set(Calendar.MILLISECOND, 0);
AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
alarmManager.set(AlarmManager.RTC_WAKEUP, c1.getTimeInMillis(), pi);
And following is where i am deleting the alarm (where a is pi):
Intent intent = new Intent(context, AlertFriend.class);
AlarmManager alarm = (AlarmManager)context.getSystemService(Context.ALARM_SERVICE);
alarm.cancel(PendingIntent.getActivity(context, a, intent,PendingIntent.FLAG_UPDATE_CURRENT));

android how to set the phone alarm through code

I want to set the alram for phone through program coding. I have an button where by clicking DatePicker come & also time picker. I want what time i set here that time should be set in phones alaram. How can I do that . plz give me the answer . Thank you
Please try this....
Calendar cal = Calendar.getInstance();
cal.add(Calendar.DAY_OF_YEAR, 0);
cal.set(Calendar.HOUR_OF_DAY, 9);
cal.set(Calendar.MINUTE, 01);
cal.set(Calendar.SECOND, 0);
Intent intent = new Intent(Alarm.this, Alarm1.class);
PendingIntent sender = PendingIntent.getBroadcast(this, 1234567, intent, 0);
PendingIntent sende2 = PendingIntent.getBroadcast(this, 123123, intent, 0);
AlarmManager am = (AlarmManager) getSystemService(ALARM_SERVICE);
am.set(AlarmManager.RTC_WAKEUP, cal.getTimeInMillis(), sender);
am.set(AlarmManager.RTC_WAKEUP, cal.getTimeInMillis(), sende2);
Intent intent1 = new Intent(Alarm.this, Alarm1.class);
PendingIntent sender1 = PendingIntent.getBroadcast(this, 1234567, intent1, 0);
AlarmManager am1 = (AlarmManager) getSystemService(ALARM_SERVICE);
am1.cancel(sender1);
b1.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
Alarm a = new Alarm ();
a.setAlarm();
b1.setText(prod);
}
});

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