Java韩顺平满汉楼项目,带源码！！！

package view; import dao.DiningTableDAO; import domain.*; import org.junit.Test; import service.*; import utils.Utility; import java.util.List; /** * @author D * @version 1.0 * @project manhanlou * @description 满汉楼的菜单界面 * @date 2024/5/22 17:33:53 */ public class MHLView { //控制是否退出 private boolean loop=true; private String key="";//接收用户的选择 private EmployeeService employeeService=new EmployeeService();//定义一个employeeService属性 private DiningTableService diningTableService=new DiningTableService();//定义一个DiningTableService属性 private MenuService menuService=new MenuService();//定义一个MenuService属性 private BIllService bIllService=new BIllService();//定义一个BIllService属性 private EmployeeInfoService employeeInfoService=new EmployeeInfoService();//定义一个EmployeeService属性 public static void main(String[] args) { MHLView mhlView = new MHLView(); mhlView.mainMenu(); } //人事管理菜单 public void MenuByEmp(){ while(loop){ System.out.println("==========人事管理功能=========="); System.out.println("\t\t1、查看所有雇员"); System.out.println("\t\t9、退出满汉楼"); System.out.println("请输入你的选择:"); key=Utility.readString(1); switch (key){ case "1": List<EmployeeInfo> employeeInfo = employeeInfoService.getEmployeeInfo(); for (EmployeeInfo info : employeeInfo) { System.out.println(info); } break; case "9": loop=false; break; default: System.out.println("请输入正确选项"); break; } } } //结账的方法 public void payBill(){ System.out.println("==========结账服务=========="); System.out.print("请选择要结账的餐桌编号(-1退出)："); int diningTableId = Utility.readInt(); if (diningTableId==-1){ System.out.println("==========结账失败=========="); return; } //验证餐桌号是否存在 DiningTable diningTable = diningTableService.getDiningTableById(diningTableId); if (diningTable==null){ System.out.println("==========餐桌号不存在=========="); return; } //验证餐桌号是否有要结账的菜单 if (!(bIllService.hasPayBillByDiningTableId(diningTableId))){ System.out.println("==========餐桌号不存在要结账的账单=========="); return; } System.out.print("结账的方式(现金/支付宝/微信)回车表示退出："); String payMode = Utility.readString(20,"");//说明如果回车，就返回一个""; if ("".equals(payMode)){ System.out.println("==========取消结账=========="); return; } char key = Utility.readConfirmSelection(); if (key=='Y'){//结账 if (bIllService.payBill(payMode,diningTableId)){ System.out.println("==========结账成功=========="); }else { System.out.println("==========结账失败=========="); } }else { System.out.println("==========取消结账=========="); } } //查看账单的方法 public void listBill(){ // System.out.println("\n编号\t\t菜品号\t\t菜品量\t\t金额\t\t桌号\t\t日期\t\t\t\t\t\t\t状态"); // List<Bill> bills = bIllService.listBill(); // for (Bill bill :bills) { // System.out.println(bill); // } System.out.println("\n编号\t\t菜品号\t\t菜品量\t\t金额\t\t桌号\t\t日期\t\t\t\t\t\t\t状态\t\t\t菜品名"); List<MultiTableBean> multiTableBeans = bIllService.listBill2(); for (MultiTableBean bill :multiTableBeans) { System.out.println(bill); } } //点餐服务方法 public void orderMenu(){ System.out.println("请输入点餐的桌号(-1退出):"); int orderDiningTableId = Utility.readInt(); if (orderDiningTableId==-1){ System.out.println("==========取消点餐=========="); return; } System.out.println("请输入点餐的菜品号(-1退出):"); int orderMenuId = Utility.readInt(); if (orderMenuId==-1){ System.out.println("==========取消点餐=========="); return; } System.out.println("请输入点餐的菜品数量(-1退出):"); int orderNums = Utility.readInt(); if (orderNums==-1){ System.out.println("==========取消点餐=========="); return; } //验证餐桌号是否存在 DiningTable diningTable = diningTableService.getDiningTableById(orderDiningTableId); if (diningTable==null){ System.out.println("==========餐桌号不存在=========="); return; } //验证菜品编号 Menu menu = menuService.getMenuById(orderMenuId); if (menu==null){ System.out.println("==========菜品编号不存在=========="); return; } //点菜 if (bIllService.orderMenu(orderMenuId,orderNums,orderDiningTableId)){ System.out.println("==========点餐成功=========="); }else{ System.out.println("==========点餐失败=========="); } } //显示所有菜品方法 public void listMenu(){ System.out.println("==========菜单=========="); System.out.println("菜品编号\t\t菜品名\t\t类别\t\t价格"); List<Menu> menus = menuService.listMenu(); for (Menu menu : menus) { System.out.println(menu); } } //预定餐桌方法 public void orderDiningTable(){ System.out.println("==========预定餐桌=========="); System.out.println("请选择要预定的餐桌编号(-1退出)："); int id=Utility.readInt(); if (id==-1){ System.out.println("==========取消预定餐桌=========="); return; } char key = Utility.readConfirmSelection();//这里key得到的要么是Y要么是N if (key=='Y'){ //根据orderId返回对应DiningTable对象，如果为null，则该对象不存在 DiningTable diningTableById = diningTableService.getDiningTableById(id); if (diningTableById==null){ System.out.println("==========预定餐桌不存在=========="); return; } //判断该餐桌状态是否为空 if (!("空".equals(diningTableById.getState()))){ System.out.println("==========餐桌已经预定或者就餐中=========="); return; } System.out.print("预定人名字："); String orderName=Utility.readString(50); System.out.print("预定人电话："); String orderTel=Utility.readString(50); //更新状态 if ( diningTableService.orderDiningTable(id, orderName, orderTel)){ System.out.println("==========餐桌预定成功=========="); }else { System.out.println("==========餐桌预定失败=========="); } }else { System.out.println("==========取消预定餐桌=========="); return; } } //显示餐桌状态方法 public void listDiningTable(){