简易酒店房间管理系统（自学作业）

Test函数

public class Test {

    public static void main(String[] args) {
        JiuDian jd = new JiuDian();
        jd.Build();
        HotelReception hr = new HotelReception();
        hr.jiemian(jd);
    }
}

  前台函数

import java.util.Scanner;

public class HotelReception {

    public void jiemian(JiuDian jd){

        int a=9;
        while (a!=0){
        System.out.println("--------------------");
        System.out.println("|------1.登录-------|");
        System.out.println("|------0.退出-------|");
        System.out.println("--------------------");
        Scanner choose = new Scanner(System.in);
        System.out.println("请输入你的选择");
        switch (a=choose.nextInt()) {
            case 1:
                log_in(jd);
                break;
            case 0:
                break;
            default:
                System.out.println("无效输出，请重新输入！");

        }
        }
    }


    public void log_in(JiuDian jd){
        Scanner scanner=new Scanner(System.in);
        System.out.println("请输入名字：");
        String name= scanner.next();
        System.out.println("请输入密码：");
        String password= scanner.next();
        if("tangrunxuan".equals(name) && "123456".equals(password))
        {
            jd.hotelPlatform();
        }else {
            System.out.println("用户不存在或密码错误");
        }

    }
}

 酒店类

import java.util.Scanner;

public class JiuDian {
    Room[][] rooms =new Room[5][5];

    public JiuDian() {
    }

    public JiuDian(Room[][] rooms) {
        this.rooms = rooms;
    }

    public void checkRoom(){
        for (int i = rooms.length-1; i >=0 ; i--) {
            for (int j = 0; j <rooms[i].length; j++) {
                System.out.print(rooms[i][j]);
            }
            System.out.println();

        }

    }



    public void Reservation(){
        int roomNumber;
        System.out.println("请输入房间号");
        Scanner scanner = new Scanner(System.in);
        roomNumber = scanner.nextInt();
        int x = roomNumber/100;
        int y = roomNumber%100;
        if((x>=1 && x<=5) && (y>=1 && y<=5)){
        if((rooms[x-1][y-1].getRooming())){
            rooms[x-1][y-1].setRooming(false);
            System.out.println("房间已定，欢迎领包入住");
        }else {
            System.out.println("房间已被预定，不能重复预定");
        }
        }else {
            System.out.println("查无该房间，请重新输入");
        }

    }

    public void check_out(){
        int roomNumber;
        System.out.println("请输入房间号");
        Scanner scanner = new Scanner(System.in);
        roomNumber = scanner.nextInt();
        int x = roomNumber/100;
        int y = roomNumber%100;
        if((x>=1 && x<=5) && (y>=1 && y<=5)){
        if(!(rooms[x-1][y-1].getRooming())){
            rooms[x-1][y-1].setRooming(true);
            System.out.println("房间已退，欢迎下次预定！");
        }else {
            System.out.println("房间未被预定，不能退房");
        }
        }else{
            System.out.println("查无该房间，请重新输入");
        }

    }

    public void Build(){
        int i,j;
        for (i = 0; i < rooms.length; i++) {
            for (j = 0; j < rooms[i].length; j++) {

                if(i==0){
                    rooms[i][j] = new Room((i+1)*100+(j+1),"标准房",true);
                } else if (i<=2) {
                    rooms[i][j] = new Room((i+1)*100+(j+1),"双人房",true);
                }else{
                    rooms[i][j] = new Room((i+1)*100+(j+1),"豪华房",true);
                }
            }
        }
    }

    public void hotelPlatform(){

        int a = 9;
        while (a!=0) {
            System.out.println("--------------------");
            System.out.println("|------1.订房-------|");
            System.out.println("|------2.退房-------|");
            System.out.println("|------3.查房-------|");
            System.out.println("|------0.退出-------|");
            System.out.println("--------------------");
            Scanner choose = new Scanner(System.in);
            System.out.println("请输入你的选择");
            switch (a=choose.nextInt()) {
                case 1:
                    Reservation();
                    break;
                case 2:
                    check_out();
                    break;
                case 3:
                    checkRoom();
                    break;
                case 0:
                    break;
                default:
                    System.out.println("无效输出，请重新输入！");

            }
        }
    }
}

 房间类

public class Room {
    private int roomNumber;
    private String roomType;
    private boolean rooming;

    public Room() {
    }

    public Room(int roomNumber, String roomType, boolean rooming) {
        this.roomNumber = roomNumber;
        this.roomType = roomType;
        this.rooming = rooming;
    }

    public int getRoomNumber() {
        return roomNumber;
    }

    public String getRoomType() {
        return roomType;
    }

    public boolean getRooming() {
        return rooming;
    }

    public void setRoomNumber(int roomNumber) {
        this.roomNumber = roomNumber;
    }

    public void setRoomType(String roomType) {
        this.roomType = roomType;
    }

    public void setRooming(boolean rooming) {
        this.rooming = rooming;
    }

    public void equals(){

    }

    public String toString(){
        return "["+getRoomNumber()+","+getRoomType()+","+getRooming()+"]";
    }


    public boolean equals(Object obj) {
        if(obj==null || !(obj instanceof Room)) return false;
        if(this == obj )return true;
        Room room = (Room) obj;
        return this.getRoomNumber() == room.getRoomNumber();
    }
}