// HELPERS
public SelectItem[] getDriverOptions() {
List<Driver> drivers = dm.getFreeDrivers();
List<Driver> freeDrivers = new ArrayList<Driver>();
if (historiesForDate.isEmpty()) {
SelectItem[] items = new SelectItem[drivers.size()];
int i = 0;
for (Driver d : drivers) {
items[i++] = new SelectItem(d.getId().toString(), d.toString());
}
return items;
} else {
boolean isFree = true;
for (Driver d : drivers) {
for (History his : historiesForDate) {
if (d.getId().equals(his.getDriver().getId())) {
isFree = false;
break;
}
}
if (isFree) {
freeDrivers.add(d);
} else isFree = true;
}
SelectItem[] items = new SelectItem[freeDrivers.size()];
int i = 0;
for (Driver d : freeDrivers) {
items[i++] = new SelectItem(d.getId().toString(), d.toString());
}
return items;
}
}
public SelectItem[] getDriverAllOptions() {
List<Driver> drivers = dm.getAllDrivers();
SelectItem[] items = new SelectItem[drivers.size() + 1];
items[0] = new SelectItem("");
int i = 1;
for (Driver d : drivers) {
items[i++] = new SelectItem(d.getId().toString(), d.toString());
}
return items;
}
public String addHistory() {
history.setDriver(dm.getDriver(driverId));
history.setBus(bm.getBus(busId));
history.setRoute(rm.getRoute(routeId));
history.setDate(date);
hm.addHistory(history);
history = new History();
driverId = 0L;
busId = 0L;
routeId = 0L;
historiesForDate = hm.getHistoryByDate(date);
return "showLines?faces-redirect=true";
}