- device = (Device *)*list_iter;
- if (device != NULL) {
- reader = device->get_device_data();
- if (reader != NULL) {
- dr = reader->get_data_range();
- if (dr != NULL) {
- fdata = dr->get_first();
- if (fdata != NULL) {
- fdata->printout();
- ldata = dr->get_last();
- if (ldata != NULL) {
- ldata->printout();
- plp::Date d1;
- plp::Date d2;
+ dev = (Device *)*list_iter;
+ if (dev != NULL) {
+ device = dynamic_cast<SensorDevice *>(dev);
+ if (device != NULL) {
+ reader = device->get_device_data();
+ if (reader != NULL) {
+ dr = reader->get_data_range();
+ if (dr != NULL) {
+ fdata = dr->get_first();
+ if (fdata != NULL) {
+ fdata->printout();
+ ldata = dr->get_last();
+ if (ldata != NULL) {
+ ldata->printout();
+ plp::Date d1;
+ plp::Date d2;