private void refreshSensorStatus() {
        //TODO: For current version, it just starts with normal status
        //In the future, it can start with real status
        List<SensorInfo> list = sensorInfoJpaController.findSensorInfoEntities();
        for (SensorInfo sensor : list) {
            sensor.setSensorStatus(SensorProtocol.SENSOR_STATUS_ON);
            try {
                sensorInfoJpaController.edit(sensor);
                sensorUpdated(sensor);
            } catch (NonexistentEntityException ex) {
                Logger.getLogger(ViewController.class.getName()).log(Level.SEVERE, null, ex);
            } catch (Exception ex) {
                Logger.getLogger(ViewController.class.getName()).log(Level.SEVERE, null, ex);
            }
        }
    }