Intent intent = new Intent(this, ScopedStorageActivity.class);
PendingIntent pendingIntent = PendingIntent.getActivity(this,
REQ_CODE, intent, PendingIntent.FLAG_UPDATE_CURRENT);
Notification notification = new NotificationCompat.Builder(this, Constants.CHANNEL_ID)
.setSmallIcon(R.drawable.ic_launcher_foreground)
.setContentTitle("Incoming call")
.setContentText("(919) 555-1234")
.setPriority(NotificationCompat.PRIORITY_HIGH)
.setCategory(NotificationCompat.CATEGORY_ALARM)
//Send notice to start Activity
.setFullScreenIntent(pendingIntent, true)
.build();
NotificationManager manager = getSystemService(NotificationManager.class);
manager.notify(10, notification);