class diagram

1

Order

+ OrderID : String+ CustomerID : String+ room : Hotel[]+ airTicket : AirlineCompany[]+ car : CarRentalCompany[]

Car

+ CarID : String+ Price : String+ Class : String+ MakeAdnMade : String

0..*

Room

+ RoomID : String+ Price : String+ RoomType : String+ BedType : String+ Checkintime : Date+ CheckoutTime : Date+ Amentites : String

Ticket

+ AirplaneID : String+ AirlineType : String+ TicketID : String+ Price : int+ SeatID : int+ DepartureTime : Date+ ArrivalTime : Date+ DepartureSite : String+ LandingSite : String

AirlineCompany

+ CompanyID : String+ Name : String+ Address : String+PhoneNUmber : String+Tickets : Ticket[]

+ setTickets() : void+ getTickets() : Ticket[]+ getAvailableSeats() : Ticket[]

Hotel

+ CompanyID : String+ Name : String+ HotelRank : int+ Address : String+ PhoneNumber : String+Rooms : Room[]

+ setRooms() : void+ getRooms() : Room[]+ getAvailableRooms() : Room[]

Customer

+ CustomerID : String+ CardID : String+ Name : String+ Gender : char+ Address : String+ PhoneNumber : String

+ CreateOrder() : boolean+ ModifyOrder() : boolean+ DeleteOrder() : boolean+ inquireAirline(TravelAgency) : String + reserverTicket(AirlineCompany[]) : boolean+ inquireHotel(TravelAgency) : String+ reserveHotel(Hotel[]) : boolean+ inquireCar(TravelAgency) : String+ reserveCar(CarRentalCompany[]): boolean+ addToOrder() : boolean

CarRentalCompany

+ CompanyID : String+ Name : String+ Address : String+ PhoneNumber : String+ Cars : Cars[]

+ setCars() : void+ getCars() : Cars[]+ getAvailableCars() : Cars[]

Travel Agency

+ getAirlineInfo(ArilineCompany[]) : String+ getHotelInfo(Hotel[]) : String+ getCarRentalInfo(CarRentalCompany[]) : String+ getOrdersInfo(Order[]) : String+ getCustomerInfo(Customer[]) : String