基于SSM框架和推荐算法的机票预订系统.zip

package com.ars.controller; import com.ars.entity.*; import com.ars.service.AirportService; import com.ars.service.BookingService; import com.ars.service.FlightService; import com.ars.service.TransactionService; import com.ars.utils.FlightPresentation; import com.ars.utils.FlightRecommendation; import com.ars.utils.FlightSort; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.RequestParam; import javax.servlet.http.HttpSession; import java.text.DateFormat; import java.text.SimpleDateFormat; import java.util.ArrayList; @Controller public class flightController { @Autowired private AirportService airportService; @Autowired private FlightService flightService; @Autowired private BookingService bookService; @Autowired private TransactionService transactionService; @Autowired private FlightPresentation flightPresentation; @Autowired private FlightRecommendation flightRecommendation; @RequestMapping(value="/flight", method = RequestMethod.GET) public String getList(@RequestParam(value="departure") String dp, @RequestParam(value="arrival") String ap, @RequestParam(value="departure-time") String dt, HttpSession session, Model model){ ArrayList<FlightBean> flightList = new ArrayList<FlightBean>(); ArrayList<Airport> departureAirport = airportService.selectByName("%"+dp+"%"); ArrayList<Airport> arrivalAirport = airportService.selectByName("%"+ap+"%"); for(Airport d : departureAirport){ for(Airport a : arrivalAirport){ ArrayList<Flight> flight; flight = flightService.selectBySearch(d.getId(), a.getId(), "%"+dt+"%"); if(flight != null && flight.size() != 0) { flightList.addAll(flightPresentation.transfer(flight)); } } } User user= (User)session.getAttribute("user"); if(flightList.size()!=0){ FlightSort flightSort = new FlightSort(); flightList = flightRecommendation.initRecommendation(flightList); if(user != null){ flightList = flightRecommendation.cfRecommendation(flightList, user.getId()); } flightList = flightSort.sortBySimilarity(flightList); for(FlightBean flightBean : flightList){ System.out.println(flightBean.getSort()); } } session.setAttribute("flightList", flightList); model.addAttribute("list", flightList); return "list"; } @RequestMapping(value="/flight/price/low", method = RequestMethod.GET) public String getListSortByLowPrice(HttpSession session, Model model){ ArrayList<FlightBean> flightList = (ArrayList<FlightBean>)session.getAttribute("flightList"); FlightSort flightSort = new FlightSort(); flightList = flightSort.sortByLowPrice(flightList); model.addAttribute("list", flightList); return "list"; } @RequestMapping(value="/flight/price/high", method = RequestMethod.GET) public String getListSortByHighPrice(HttpSession session, Model model){ ArrayList<FlightBean> flightList = (ArrayList<FlightBean>)session.getAttribute("flightList"); FlightSort flightSort = new FlightSort(); flightList = flightSort.sortByHighPrice(flightList); model.addAttribute("list", flightList); return "list"; } @RequestMapping(value="/flight/time", method = RequestMethod.GET) public String getListSortByTime(HttpSession session, Model model){ ArrayList<FlightBean> flightList = (ArrayList<FlightBean>)session.getAttribute("flightList"); FlightSort flightSort = new FlightSort(); flightList = flightSort.sortByTime(flightList); model.addAttribute("list", flightList); return "list"; } @RequestMapping(value="/flight/clazz", method = RequestMethod.GET) public String getListEconomy(@RequestParam(value="clazz") String clazz, HttpSession session, Model model){ ArrayList<FlightBean> flightList = (ArrayList<FlightBean>)session.getAttribute("flightList"); model.addAttribute("clazz", clazz); model.addAttribute("list", flightList); return "list"; } @RequestMapping(value="/flight/connect", method = RequestMethod.GET) public String getListConnect(HttpSession session, Model model){ ArrayList<FlightBean> flightList = (ArrayList<FlightBean>)session.getAttribute("flightList"); DateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); ArrayList<Flight> flights = new ArrayList<>(); String airportName1 = flightList.get(0).getDepartureAirport(); String airportName2 = flightList.get(0).getArrivalAirport(); Airport airport1 = airportService.selectByAirport(airportName1); Airport airport2 = airportService.selectByAirport(airportName2); double distance_d = Math.sqrt((airport1.getLatitude()-airport2.getLatitude())*(airport1.getLatitude()-airport2.getLatitude())+(airport1.getLongitude()-airport2.getLongitude())*(airport1.getLongitude()-airport2.getLongitude())); ArrayList<Airport> airportList = airportService.selectAll(); ArrayList<Integer> airportId = new ArrayList(); for(Airport a : airportList){ double distance1 = Math.sqrt((airport1.getLatitude()-a.getLatitude())*(airport1.getLatitude()-a.getLatitude())+(airport1.getLongitude()-a.getLongitude())*(airport1.getLongitude()-a.getLongitude())); double distance2 = Math.sqrt((a.getLatitude()-airport2.getLatitude())*(a.getLatitude()-airport2.getLatitude())+(a.getLongitude()-airport2.getLongitude())*(a.getLongitude()-airport2.getLongitude())); if((distance1+distance2)<distance_d*2){ airportId.add(a.getId()); } } for(int a: airportId){ ArrayList<Flight> flight1 = flightService.selectBySearch(airport1.getId(), a, flightList.get(0).getDepartureDate()); ArrayList<Flight> flight2 = flightService.selectBySearch(a, airport2.getId(), flightList.get(0).getDepartureDate()); for(Flight f1 : flight1) for(Flight f2 : flight2){ int t1 = Integer.parseInt(format.format(f1.getArrivalTime()).split(" ")[1].subSequence(0,2).toString()); int t2 = Integer.parseInt(format.format(f2.getDepartureTime()).split(" ")[1].subSequence(0,2).toString()); if(t2 > t1+1){ flights.add(f1); flights.add(f2); } } } model.addAttribute("list", flightList); model.addAttribute("list_connect", flightPresentation.transfer(flights)); return "list"; } @RequestMapping(value="/flight/user", method = RequestMethod.GET) public String getUserList(HttpSession session, Model model){ User user = (User)session.getAttribute("user"); ArrayList<Booking> bookingList = bookService.selectByUserId(user.getId()); ArrayList<Flight> flightList = new ArrayList<Flight>(); ArrayList<Transaction> transactionList = transactionService.selectByUserIdQueue(user.getId()); ArrayList<Flight> flightListQueue = new ArrayList<Flight>(); for(Booking booking : bookingList){ flightList.add(flightService.selectByPrimaryKey(booking.getFlightId())); } for(Transaction transaction : transactionList){ flightListQueue.add(flightService.selectByPrimaryKey(transaction.getFlightId())); } ArrayList<FlightBean> flightBean = flightPresentation.transfer(flightList); ArrayList<FlightBean> flightBe