AlarmManager

AlarmManager.java

    public static void setAlarm(Context context) {
        AlarmManager alarmManager = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
        Intent intent = new Intent(context, AlarmReceiver.class);
        PendingIntent pendingIntent = PendingIntent.getBroadcast(context, 0, intent, 0);
        SessionManager manager = new SessionManager(context);
        int minutos = manager.getInt(context.getString(R.string.pref_key_actualizacion));
        if (minutos == 0) {
            minutos = 1;
        }
        alarmManager.setRepeating(AlarmManager.ELAPSED_REALTIME_WAKEUP,
                SystemClock.elapsedRealtime(),
                minutos * 60000, // 60000 = 1 minute,
                pendingIntent);
    }