 String action) {         AlarmManager manager = (AlarmManager) context                 .getSystemService(Context.ALARM_SERVICE);         Intent intent = new Intent(context, cls);         if (!TextUtils.isEmpty(action)) {             intent.setAction(action);         }         PendingIntent pendingIntent = PendingIntent.getService(context, 0,                 intent, PendingIntent.FLAG_UPDATE_CURRENT);         