基于JAVA语言C/S模式酒店管理系统

package Menu; import Controller.FoodController; import Controller.RoomController; import Controller.UserController; import Order.OrderShow; import Order.Orderitem; import VO.Food; import VO.Room; import VO.User; import java.text.SimpleDateFormat; import java.util.*; public class Menu { Scanner scanner = new Scanner(System.in); UserController userController = new UserController(); FoodController foodController=new FoodController(); RoomController roomController=new RoomController(); //一级目录---初始页 public void login() { System.out.println("pikaへ　　　　　／|\n" + "　　/＼7　　　 ∠＿/\n" + "　 /　│　　 ／　／\n" + "　│　Z ＿,＜　／　　 /`ヽ\n" + "　│　　　　　ヽ　　 /　　〉\n" + "　 Y　　　　　`　 /　　/\n" + "　ｲ●　､　●　　⊂⊃〈　　/\n" + "　()　 へ　　　　|　＼〈\n" + "　　>ｰ ､_　 ィ　 │ ／／\n" + "　 / へ　　 /　ﾉ＜| ＼＼\n" + "　 ヽ_ﾉ　　(_／　 │／／\n" + "　　7　　　　　　　|／\n" + "　　＞―r￣￣`ｰ―＿6"); //System.out.println(" ==== ==== ==== ==== ==== ==== ==== == "); //System.out.println(" == == == == == == == == == == == == == == "); //System.out.println(" ==== ==== ==== == == == == "); System.out.println("========*:ஐ٩(๑´ᵕ`)۶ஐ:*♡♡♡♡♡♡♡欢迎光临迪拜帆船酒店♡♡♡♡♡♡♡ *:ஐ٩(๑´ᵕ`)۶ஐ:*======="); System.out.println("请选择您要进行的操作"); System.out.println("1、登录♡"); System.out.println("2、退出♡"); System.out.println("============================================================================="); String choice = scanner.nextLine(); if (choice.equals("1")) { System.out.println("请选择您的用户名:"); String username = scanner.nextLine(); System.out.println("请选择您的密码:"); String password = scanner.nextLine(); User user = new User(username, password); //调用 userController 进行序列化 user = userController.login(user); if(user.getUserid()!=0){ if (user.getRole() == 1) { //进入管理员界面 admin(user); } else if (user.getRole() == 0) { //进入普通用户界面 customer(user); } }else { //输入错误 System.out.println("用户名或密码错误，请重新输入!!!∑(°Д°ノ)ノ"); System.out.println("登录账户可能被冻结，请联系管理员!!!∑(°Д°ノ)ノ"); login(); } } else if(choice.equals("2") ){ System.out.println("(✿◡‿◡) 拜拜~ (u‿ฺu✿ฺ)"); } } //登录后 用户展示界面 public void customer(User user) { System.out.println("================================================"); System.out.println("欢迎用户" + user.getUsername() + "登入系统(σ≧︎▽︎≦︎)σ。"); System.out.println("请问您想进行的操作："); System.out.println("1.查看个人信息"); System.out.println("2.修改密码"); System.out.println("3.点餐"); System.out.println("4.入住"); System.out.println("5.退出登录"); System.out.println("================================================"); //通过switch case 判断输入的数字 来判断进行什么操作 int choice = scanner.nextInt(); switch (choice) { case 1: //1 System.out.println("您的个人信息如下所示："); System.out.println("您的用户id：" + user.getUserid()); System.out.println("您的用户名称：" +user.getUsername()); System.out.println("您的用户电话：" +user.getPhonenum()); System.out.println("您的用户地址：" +user.getAddress()); System.out.println("重新进入用户层------"); customer(user); break; case 2: //2 scanner.nextLine(); System.out.println("请输入原密码："); String oldpassword=scanner.nextLine(); if(user.getPassword().equals(oldpassword)){ System.out.println("原密码正确，请输入您要更改的新密码："); String newpassword=scanner.nextLine(); System.out.println("请再次输入您要更改的新密码："); String newpassword1=scanner.nextLine(); if(newpassword.equals(newpassword1)){ String flag=userController.changePassword(user.getUserid(),newpassword); if(flag.equals("true")){ System.out.println("修改密码成功，请重新登录"); login(); }else{ System.out.println("修改密码失败,请重新进入!!!∑(°Д°ノ)ノ"); customer(user); } }else{ System.out.println("两次密码不一致,请重新进入!!!∑(°Д°ノ)ノ"); customer(user); } }else{ System.out.println("原密码输入错误，请重新进入!!!∑(°Д°ノ)ノ"); customer(user); } break; case 3: Scanner input = new Scanner(System.in) ; String flag = "n" ; //新建订单 OrderShow orderShow = new OrderShow(); //随机生成订单编号 orderShow.setOrderShowNO(UUID.randomUUID().toString().replaceAll("-","")); Map<Integer,Orderitem> cart = orderShow.getCart(); if(cart==null) { cart=new HashMap(); } do { Food food = Findid(); Orderitem orderitem = null; if(cart.containsKey(food.getFoodid())) { orderitem = cart.get(food.getFoodid()); orderitem.setOrderItemNum(orderitem.getOrderItemNum()+1); }else { orderitem = new Orderitem(); orderitem.setFood(food); orderitem.setOrderItemNum(1); } orderitem.setOrderItemPrice(orderitem.getOrderItemNum()*orderitem.getFood().getFoodprice()); Orderitem put = cart.put(food.getFoodid(), orderitem); System.out.println("您要继续扫描商品么?(y/n) (￢‸￢) ?"); flag = input.next() ; } while ("y".equals(flag)); orderShow.setCart(cart); cash(orderShow); customer(user); break; case 4: scanner.nextLine(); System.out.println("房间信息如下："); List<Room> roomlist=