Question

Create a class called Hotel. The hotel class will track the current reservations for your one-room hotel for the month of May only. So it must only maintain reservations for the 1stthrough 31stof May.

You can design the class to suit your needs, but it must contain the following public methods.

•StringmakeReservation(String name, int firstDay, int lastDay)oAttempt to make a reservation from the firstDay to the lastDay (inclusive) for the person specified by name restrictions

▪A user may only have one reservation. If they already have a reservation, do not allow a new one

▪Do not make a reservation ifvaluesfirstDay and lastDay are invalid in any way.

▪Only make a reservation if all of the requesteddays are availableoReturn a string withthe information about the reservation if it was made or describing the reason the reservation was not made.

•String cancelReservation(String name)oIf the specified person has a reservation, cancel it (all of their days become available) and return a message confirming this was done.oOtherwise, return a message stating the user did not have a reservation to cancel

•String reservationInformation()

oReturn a string containing the full reservation information for the month. For each day display either available or the name of the person who has the reservation for that day. Use newline characters to format the data well

Answer 1

// Java code skeleton to design an online hotel

// reservation system.

Enums:

public enum RoomStatus {

    EMPTY

        NOT_EMPTY;

}

public enum PaymentStatus {

    PAID,

    UNPAID;

}

public enum Facility {

    LIFT;

    POWER_BACKUP;

    HOT_WATERR;

    BREAKFAST_FREE;

    SWIMMING_POOL;

}

class User {

    int userId;

    String name;

    Date dateOfBirth;

    String mobNo;

    String emailId;

    String sex;

}

// For the room in hotel

class Hotel {

    int hotelId;

    String hotelName;

Information information;

    // hotel contains the list of rooms

    List<Room> rooms;

    float rating;

    Facilities facilities;

}

// a new booking is created for each booking

// done by any user

class Reservation {

    int ReservationId;

    int userId;

    int hotelId;

    // We are assuming that in a single

    // booking we can book only the rooms

    // of a single hotel

    List<Rooms> bookedRooms;

     

    int amount;

    PaymentStatus status_of_payment;

    Date bookingTime;

    Duration duration;

}

class Information {

    String city;

    String pinCode;

    String state;

    String streetNo;

    String landmark;

}

class Duration {

    Date from;

    Date to;

}

class Facilities {

    List<Facility> facilitiesList;

}