Asynchronous Android Programming - Second Edition

Handling alarms

So far we have learned how to schedule exact and inexact alarms over the AlarmManager Service singleton, so at this point we are ready to take a look at how to handle the alarm in any Android application component.

Essentially, we can schedule anything that can be started with a PendingIntent, which means we can use alarms to start Activities, Services, and BroadcastReceivers. To specify the target of our alarm, we need to use the static factory methods of PendingIntent:

PendingIntent.getActivities(Context, int,Intent[],int)
PendingIntent.getActivity(Context,int, Intent, int)
PendingIntent.getService(Context,int, Intent, int)
PendingIntent.getBroadcast(Context,int, Intent, int)

All static methods offered to create a pending intent, ...