Display notification whenever app is running or not

Question

In my program, notification must be activated whenever app is running or not. Should I put my notification method in onCreate()? my notification is just like alarm. Please check

Answer 1

Use AlarmManager with BroadcastReceiver. Using alarm manager trigger the receiver and inside your receiver class have your notification method. BroadcastReceiver allows you to run processes in background whether is app is running or not.