@Override
public synchronized int onEventExternalRequest(
ArrayList<ElevatorController> elevators, Request extRequest) {
// count total number of elevator requests
int sum = 0;
for (ElevatorController e : elevators) sum += e.getExternal().size();
if (sum < 10) return stoch.onEventExternalRequest(elevators, extRequest);
else if (sum < 30) return closest.onEventExternalRequest(elevators, extRequest);
return queue.onEventExternalRequest(elevators, extRequest);
}
@Override
public int onEventInternalRequest(ElevatorController ECL, ArrayList<Integer> internalRequests) {
boolean exists = false;
for (Integer intRequest : internalRequests) {
int request = intRequest.intValue();
exists = false;
for (Integer eleQueue : ECL.getQueue()) {
if (eleQueue.intValue() == request) {
exists = true;
break;
}
}
if (exists) continue;
else ECL.getQueue().add(request);
}
return 0;
}