@Override
public Double calculateMaintenanceHours(AircraftEntity aircraft, Date mtAcc) {
// System.err.println("date mtacc"+ mtAcc);
Double flyingHours = 0.0;
List<FlightEntity> fL = aircraft.getFlights();
for (FlightEntity f : fL) {
if (f.getDepartureDate().compareTo(mtAcc) > 0) {
flyingHours = flyingHours + f.getRoute().getFlightHours();
}
}
return flyingHours;
}
@Override
public List<Date> getAllPlanningPeriodStartDateByYear() {
Query q = em.createQuery("SELECT DISTINCT a.operatingYear FROM FlightEntity a");
List<Integer> ops = (List<Integer>) q.getResultList();
List<Date> result = new ArrayList<Date>();
for (Integer i : ops) {
// System.err.println("operatingYear" + i);
q =
em.createQuery(
"SELECT a FROM FlightEntity a Where a.operatingYear = :year ORDER BY a.departureDate");
q.setParameter("year", i);
List<FlightEntity> fs = (List<FlightEntity>) q.getResultList();
FlightEntity f = fs.get(0);
result.add(f.getDepartureDate());
}
return result;
}
@Override
public void deleteUnassginedFlights(List<FlightEntity> flightsUnassigned) {
for (FlightEntity f : flightsUnassigned) {
FlightEntity fD = em.find(FlightEntity.class, f.getId());
if (fD != null) {
FlightEntity fRD = em.find(FlightEntity.class, fD.getReverseFlight().getId());
fD.setReverseFlight(null);
fRD.setReverseFlight(null);
em.remove(fD);
em.remove(fRD);
}
}
}
@Override
public List<FlightEntity> oneAircraftAssignment(
AircraftEntity aircraft, List<FlightEntity> flightsAll) {
List<FlightEntity> flightsAvai = new ArrayList<FlightEntity>();
// System.err.println("enter one aircraftAssignment");
System.err.println("flight Size" + flightsAll.size());
for (FlightEntity f : flightsAll) {
if (aircraft.getAircraftType().getAircraftRange() > f.getRoute().getDistance()
&& f.getAircraft() == null) {
flightsAvai.add(f);
}
}
// find the available flights based on aircraf capability
if (flightsAvai.isEmpty()) {
return flightsAll;
}
// System.err.println("1");
Calendar cal = Calendar.getInstance();
Date earliestDep = flightsAvai.get(0).getDepartureDate();
boolean hasHubOrNot = false;
FlightEntity earliestFlight = new FlightEntity();
if (aircraft.getFlights() == null || aircraft.getFlights().isEmpty()) {
System.err.println("1st assign job start");
cal.setTime(earliestDep);
cal.add(Calendar.YEAR, 50);
earliestDep = cal.getTime();
for (FlightEntity f : flightsAvai) {
Date depTemp = f.getDepartureDate();
if (depTemp.compareTo(earliestDep) < 0
&& aircraft
.getAirportHub()
.getAirportCode()
.equals(f.getRoute().getOriginAirport().getAirportCode())) {
// Find the earliest flight which departs at the aircraft's hub
earliestFlight = em.find(FlightEntity.class, f.getId());
earliestDep = f.getDepartureDate();
hasHubOrNot = true;
}
}
System.err.println("1st assign job");
} else {
earliestDep = aircraft.getFlights().get(0).getArrivalDate();
Date latestDate = aircraft.getFlights().get(0).getArrivalDate();
FlightEntity lastFlight = aircraft.getFlights().get(0);
for (FlightEntity f : aircraft.getFlights()) {
if (f.getArrivalDate().compareTo(earliestDep) > 0) {
earliestDep = f.getArrivalDate();
earliestFlight = f;
latestDate = f.getArrivalDate();
lastFlight = f;
}
}
for (FlightEntity f : flightsAvai) {
Date depTemp = f.getDepartureDate();
if (depTemp.compareTo(latestDate) > 0
&& lastFlight
.getRoute()
.getDestinationAirport()
.getAirportCode()
.equals(f.getRoute().getOriginAirport().getAirportCode())) {
// Find the earliest flight which departs at the aircraft's hub
earliestFlight = em.find(FlightEntity.class, f.getId());
earliestDep = f.getDepartureDate();
hasHubOrNot = true;
}
}
if (hasHubOrNot) {
for (FlightEntity f : flightsAvai) {
if (f.getDepartureDate().compareTo(latestDate) > 0
&& f.getDepartureDate().compareTo(earliestDep) < 0
&& f.getDepartureDate().compareTo(earliestDep) < 0
&& lastFlight
.getRoute()
.getDestinationAirport()
.getAirportCode()
.equals(f.getRoute().getOriginAirport().getAirportCode())) {
// Find the earliest flight which departs at the aircraft's hub
earliestFlight = em.find(FlightEntity.class, f.getId());
earliestDep = f.getDepartureDate();
hasHubOrNot = true;
}
}
}
System.err.println("2nd assigned");
}
System.err.println("3 + earliest flight" + earliestFlight.getDepartureDate());
if (!hasHubOrNot) {
System.err.println("all flights do not departure at the aircraft's hub");
return flightsAll;
}
if (aircraft.getFlights() != null) {
aircraft.getFlights().add(earliestFlight);
} else {
aircraft.setFlights(new ArrayList<FlightEntity>());
aircraft.getFlights().add(earliestFlight);
}
earliestFlight.setAircraft(aircraft);
earliestDep = earliestFlight.getArrivalDate();
// System.err.println("4");
flightsAvai.remove(earliestFlight);
flightsAll.remove(earliestFlight);
// assign the first flight
FlightEntity flightAssigned = earliestFlight;
boolean findNextFlight = true;
AirportEntity currentLoc = flightAssigned.getRoute().getDestinationAirport();
// System.err.println("5");
Date mtAcc = flightAssigned.getDepartureDate();
// System.err.println("mtacc before while"+mtAcc);
while (findNextFlight) {
// System.err.println("5.1");
cal.setTime(earliestDep);
cal.add(Calendar.MINUTE, (int) (aircraft.getTurnAroundTime() + 0.5d));
earliestDep = cal.getTime();
// System.err.println("6");
// System.err.println("earliestDep"+earliestDep);
findNextFlight = false;
Date findSoonest = null;
Double flyingHoursAC = calculateMaintenanceHours(aircraft, mtAcc);
boolean findHub = false;
if (flyingHoursAC >= 70) {
for (FlightEntity f : flightsAvai) {
if (currentLoc.equals(aircraft.getAirportHub())) {
if (f.getRoute().getOriginAirport().getAirportCode().equals(currentLoc.getAirportCode())
&& f.getDepartureDate().compareTo(earliestDep) > 0) {
flightAssigned = em.find(FlightEntity.class, f.getId());
findSoonest = f.getDepartureDate();
findHub = true;
findNextFlight = true;
}
} else if (f.getRoute()
.getDestinationAirport()
.getAirportCode()
.equals(aircraft.getAirportHub().getAirportCode())
&& f.getRoute()
.getOriginAirport()
.getAirportCode()
.equals(currentLoc.getAirportCode())
&& f.getDepartureDate().compareTo(earliestDep) > 0) {
flightAssigned = em.find(FlightEntity.class, f.getId());
findSoonest = f.getDepartureDate();
findHub = true;
findNextFlight = true;
}
}
if (!findHub) {
for (FlightEntity f : flightsAvai) {
if (f.getRoute().getOriginAirport().getAirportCode().equals(currentLoc.getAirportCode())
&& f.getDepartureDate().compareTo(earliestDep) > 0) {
flightAssigned = em.find(FlightEntity.class, f.getId());
findSoonest = f.getDepartureDate();
findNextFlight = true;
}
}
}
} else {
for (FlightEntity f : flightsAvai) {
if (f.getRoute().getOriginAirport().getAirportCode().equals(currentLoc.getAirportCode())
&& f.getDepartureDate().compareTo(earliestDep) > 0) {
flightAssigned = em.find(FlightEntity.class, f.getId());
findSoonest = f.getDepartureDate();
findNextFlight = true;
}
}
}
// find a suitable flight
if (findSoonest == null) {
findNextFlight = false;
} else {
if (flyingHoursAC >= 70) {
if (findHub) {
for (FlightEntity f : flightsAvai) {
if (currentLoc.equals(aircraft.getAirportHub())) {
if (f.getRoute()
.getOriginAirport()
.getAirportCode()
.equals(currentLoc.getAirportCode())
&& f.getDepartureDate().compareTo(earliestDep) > 0
&& f.getDepartureDate().compareTo(findSoonest) < 0) {
flightAssigned = em.find(FlightEntity.class, f.getId());
findSoonest = f.getDepartureDate();
}
} else if (f.getRoute()
.getDestinationAirport()
.getAirportCode()
.equals(aircraft.getAirportHub().getAirportCode())
&& f.getRoute()
.getOriginAirport()
.getAirportCode()
.equals(currentLoc.getAirportCode())
&& f.getDepartureDate().compareTo(earliestDep) > 0
&& f.getDepartureDate().compareTo(findSoonest) < 0) {
flightAssigned = em.find(FlightEntity.class, f.getId());
findSoonest = f.getDepartureDate();
}
}
} else {
for (FlightEntity f : flightsAvai) {
if (f.getRoute()
.getOriginAirport()
.getAirportCode()
.equals(currentLoc.getAirportCode())
&& f.getDepartureDate().compareTo(earliestDep) > 0
&& f.getDepartureDate().compareTo(findSoonest) < 0) {
flightAssigned = em.find(FlightEntity.class, f.getId());
findSoonest = f.getDepartureDate();
}
}
}
} else {
for (FlightEntity f : flightsAvai) {
if (f.getRoute().getOriginAirport().getAirportCode().equals(currentLoc.getAirportCode())
&& f.getDepartureDate().compareTo(earliestDep) > 0
&& f.getDepartureDate().compareTo(findSoonest) < 0) {
flightAssigned = em.find(FlightEntity.class, f.getId());
findSoonest = f.getDepartureDate();
}
}
}
}
// find the nearest flight
// System.err.println("7");
// System.err.println("7.1 flyingHours"+flyingHoursAC);
if (findNextFlight) {
// System.err.println("findNextFlight is true");
if (flyingHoursAC + flightAssigned.getRoute().getFlightHours() >= 125.0
&& currentLoc.getAirportCode().equals(aircraft.getAirportHub().getAirportCode())) {
// System.err.println("flightAssigned FLIGHT
// hours"+flightAssigned.getRoute().getFlightHours());
MaintenanceScheduleEntity maintenanceSchedule = new MaintenanceScheduleEntity();
maintenanceSchedule.setMaintenanceType("A");
maintenanceSchedule.setStartingTime(earliestDep);
cal.setTime(earliestDep);
cal.add(
Calendar.HOUR,
(int) (aircraft.getAircraftType().getMaintenanceHoursRequiredACheck() + 0.5d));
// System.err.println("maintenance hours
// requireed:"+aircraft.getAircraftType().getMaintenanceHoursRequiredACheck()+"
// sishewuru"+(int) (aircraft.getAircraftType().getMaintenanceHoursRequiredACheck() +
// 0.5d));
earliestDep = cal.getTime();
maintenanceSchedule.setEndingTime(earliestDep);
if (aircraft.getMaintenances() != null) {
aircraft.getMaintenances().add(maintenanceSchedule);
} else {
aircraft.setMaintenances(new ArrayList<MaintenanceScheduleEntity>());
aircraft.getMaintenances().add(maintenanceSchedule);
}
maintenanceSchedule.setAircraft(aircraft);
em.merge(maintenanceSchedule);
em.merge(aircraft);
currentLoc = aircraft.getAirportHub();
mtAcc = earliestDep;
// System.err.println("7.2");
} else {
aircraft.getFlights().add(flightAssigned);
flightAssigned.setAircraft(aircraft);
flightsAvai.remove(flightAssigned);
flightsAll.remove(flightAssigned);
em.merge(aircraft);
earliestDep = flightAssigned.getArrivalDate(); // later can change to calculate
currentLoc = flightAssigned.getRoute().getDestinationAirport();
// System.err.println("7.2.1");
}
}
// System.err.println("8");
}
em.merge(aircraft);
return flightsAll;
// route with higher demand operate with larger aircraft
// longer distance larger aircraft
// maintenance time
// remember to destroy the flights list after one year planning
// B Check
// before executing the function need to have maintenance hours required
}