Menu和Order:
package entity;
public class Menu {
private Integer id;
private String name;
private double price;
private Integer evaluate;
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public double getPrice() {
return price;
}
public void setPrice(double price) {
this.price = price;
}
public Integer getEvaluate() {
return evaluate;
}
public void setEvaluate(Integer evaluate) {
this.evaluate = evaluate;
}
}
package entity;
public class Order {
private Integer id;
private String name;
private String info;
private Integer date;
private String adress;
private double price;
private OrderState orderState;
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getInfo() {
return info;
}
public void setInfo(String info) {
this.info = info;
}
public Integer getDate() {
return date;
}
public void setDate(Integer date) {
this.date = date;
}
public String getAdress() {
return adress;
}
public void setAdress(String adress) {
this.adress = adress;
}
public double getPrice() {
return price;
}
public void setPrice(double price) {
this.price = price;
}
public OrderState getOrderState() {
return orderState;
}
public void setOrderState(OrderState orderState) {
this.orderState = orderState;
}
}
package entity;
public enum OrderState {
已预订,已完成
}
呈现给顾客的页面：
package mainl;
import java.util.Scanner;
public class MyTest {
public static void main(String[] args) {
show();
}
public static void show() {
InitArray initArray = new InitArray();
Scanner scanner = new Scanner(System.in);
System.out.println("欢迎使用吃货联盟订餐系统");
System.out.println("====================");
System.out.println("1.我要订餐");
System.out.println("2.查看餐袋");
System.out.println("3.签收订单");
System.out.println("4.删除订单");
System.out.println("5.我要点赞");
System.out.println("6.退出系统");
System.out.println("====================");
System.out.println("请选择");
int num = scanner.nextInt();
switch (num) {
case 1:
initArray.showMenu();
returnMenu();
break;
case 2:
initArray.showOrder();
returnMenu();
break;
case 3:
initArray.writeOrder();
returnMenu();
break;
case 4:
initArray.deleteOrder();
returnMenu();
break;
case 5:
initArray.evaluate();
returnMenu();
break;
case 6:
System.out.println("退出程序");
System.exit(1);
break;
default:
break;
}
}
public static void returnMenu() {
Scanner scanner = new Scanner(System.in);
System.out.println("返回主菜单(0)");
int fanhui = scanner.nextInt();
if (fanhui == 0) {
show();
} else {
System.out.println("程序结束！");
}
}
}
主页面switch里
package mainl;
import java.util.Scanner;
import entity.Menu;
import entity.Order;
import entity.OrderState;
public class InitArray {
static Menu[] menu=new Menu[100];
static Order[] order=new Order[100];
Scanner scanner=new Scanner(System.in);
static{
menu[0]=new Menu();
menu[0].setId(1);
menu[0].setName("红烧鱼1");
menu[0].setPrice(32);
menu[0].setEvaluate(0);
menu[1] = new Menu();
menu[1].setId(2);
menu[1].setName("红烧鱼2");
menu[1].setPrice(32);
menu[1].setEvaluate(0);
menu[2] = new Menu();
menu[2].setId(3);
menu[2].setName("红烧鱼3");
menu[2].setPrice(32);
menu[2].setEvaluate(0);
}
public viod showMenu(){
int num=0;
System.out.println("***我要订餐***");
System.out.println("请输入订餐人姓名：");
for(int i=0;i<InitArray.order.length;i++){
if(InitArray.order[i]==null){
InitArray.order[i]=new Order();
InitArray.order[i].setId(i+1);
InitArray.order[i].setName(Scanner.next());
num=i;
break;
}
}
System.out.println("序号" + "\t" + "菜名" + "\t" + "单价");
for(Menu item:InitArray.menu){
if(item!=null){
system.out.println(item.getId()+"\t"+item.getName() +"\t"+item.getPrice()):
}
}
System.out.println("请输入你要点的菜品编号");
int id = scanner.nextInt();
String foodName = "";
double price = 0;
for(Menu item:menu){
if(item.getId()==id){
foodname=item.getName();
price=item.getPrice();
break;
}
}
System.out.println("请输入选择份数:");
Integer sum = scanner.nextInt();
InitArray.order[num].setInfo(foodName + " " + sum + "份");
System.out.println("请输入送餐时间(送餐时间是从10点到20点整点)：");
InitArray.order[num].setDate(scanner.nextInt());
System.out.println("请输入送餐地址：");
InitArray.order[num].setAdress(scanner.nextLine());
InitArray.order[num].setPrice(sum * price);
InitArray.order[num].setOrderState(OrderState.已预订);
System.out.println("订餐成功");
System.out.println("您订的是" + InitArray.order[num].getInfo());
System.out.println("送餐时间" + InitArray.order[num].getDate() + "点");
System.out.println("餐费" + InitArray.order[num].getPrice() + ",送餐费0元，总计"
+ InitArray.order[num].getPrice());
}
public void showOrder() {
System.out.println("***查看餐袋***");
System.out.println("序号" + "\t" + "订餐人" + "\t" + "餐品信息" + "\t" + "送餐日期"
+ "\t" + "送餐地址" + "\t" + "总金额" + "\t" + "完成状态");
for (Order item : InitArray.order) {
if (item != null) {
System.out.println(item.getId() + "\t" + item.getName() + "\t"
+ item.getInfo() + "\t" + item.getDate() + "\t"
+ item.getAdress() + "\t" + item.getPrice() + "\t"
+ item.getOrderState());
}
}
}
public void writeOrder() {
System.out.println("***签收订单***");
System.out.println("请选择要签收的订单号");
Integer id = scanner.nextInt();
for (Order item : InitArray.order) {
if (item.getId() == id) {
if (item.getOrderState() == OrderState.已完成) {
System.out.println("已经签收不能重复签收");
} else {
item.setOrderState(OrderState.已完成);
System.out.println("订单签收成功");
break;
}
}
}
}
public void deleteOrder() {
System.out.println("***删除订单***");
System.out.println("请选择要删除的订单号");
Integer id = scanner.nextInt();
for (int i = 0; i < InitArray.order.length; i++) {
if (InitArray.order[i] != null) {
if (InitArray.order[i].getOrderState() == OrderState.已完成) {
if (InitArray.order[i] == InitArray.order[id - 1]) {
InitArray.order[i] = null;
for (int j = i; j < InitArray.order.length; j++) {
if (InitArray.order[j] != null) {
if (InitArray.order[j + 1] != null) {
InitArray.order[j] = InitArray.order[j + 1];
}
}
}
System.out.println("删除成功！");
}
} else {
System.out.println("订单未签收，不能删除订单");
break;
}
}
}
}
public void evaluate() {
System.out.println("***我要点赞***");
System.out.println("序号" + "\t" + "菜名" + "\t" + "单价" + "\t" + "点赞");
for (Menu item : InitArray.menu) {
if (item != null) {
System.out.println(item.getId() + "\t" + item.getName() + "\t"
+ item.getPrice() + "\t" + item.getEvaluate());
}
}
System.out.println("请输入您要点赞的序号");
Integer id = scanner.nextI
}
}
方案二：List集合：
在我的entity类：
package cn.canting;
public class entil {
public String name;
public double money;
public int id;
public int add;
public int num;
public double sumMoney;
public String address;
public int time;
public int dian=0;
public int dingdan;
}
显示给我用户的页面：
package cn.canting;
import java.io.InputStream;
import java.nio.channels.SelectableChannel;
import java.util.ArrayList;
import java.util.InputMismatchException;
import java.util.Iterator;
import java.util.List;
import java.util.Scanner;
import org.omg.CosNaming.NamingContextExtPackage.AddressHelper;
public class can {
static Scanner input = new Scanner(System.in);
static Scanner input1 = new Scanner(System.in);
public static List<entil> list = new ArrayList<entil>();
public static List<entil> listNew = new ArrayList<entil>();
public static void main(String[] args) {
boolean flag = true;
wwd();
}
public static void wwd() {
add();
Show();
System.out.println("请输入要使用的功能");
boolean flag = input.hasNextInt();
while (!flag) {
input = new Scanner(System.in);
System.out.println("请输入数字");
flag = input.hasNextInt();
}
int num = input.nextInt();
num(num);
}
public static void Show() {
System.out.println("欢迎来到餐厅***************************");
System.out.println("1.点餐系统");
System.out.println("2.查看订单详情");
System.out.println("3.提交订单");
System.out.println("4.删除订单");
System.out.println("5.点赞系统");
System.out.println("6.退出");
}
public static void num(int num) {
switch (num) {
case 1:
boolean flags = true;
select();
int num2 = 0;
do {
System.out.println("请输入要点的餐");
if (!input.hasNextInt()) {
input = new Scanner(System.in);
flags = false;
} else {
num2 = input.nextInt();
flags = true;
if (num2 > 3) {
boolean f = true;
do {
System.out.println("请输入正确的点餐编号");
num2 = input.nextInt();
if (num2 <= 3 && num2 > 0) {
f = false;
}
} while (f == true);
System.out.println("请输入要点餐的数量");
int num3 = input1.nextInt();
System.out.println("请输入要送餐的地址");
String address = input1.next();
boolean flag = false;
int time = 0;
do {
System.out.println("请输入要送餐的时间(10点到22点之间)");
time = input1.nextInt();
if (time >= 10 && time <= 22) {
flag = false;
} else {
System.out.println("请重新输入");
flag = true;
}
} while (flag == true);
for (entil item : list) {
if (item.id == num2) {
item.dingdan = listNew.size() + 1;
item.address = address;
item.time = time;
item.num = num3;
listNew.add(item);
item.sumMoney = item.money * num3;
}
}
System.out.println("订餐成功");
} else {
System.out.println("请输入要点餐的数量");
int num3 = input1.nextInt();
System.out.println("请输入要送餐的地址");
String address = input1.next();
boolean flag = false;
int time = 0;
do {
System.out.println("请输入要送餐的时间(10点到22点之间)");
time = input1.nextInt();
if (time >= 10 && time <= 22) {
flag = false;
} else {
System.out.println("请重新输入");
flag = true;
}
} while (flag == true);
for (entil item : list) {
if (item.id == num2) {
item.dingdan = listNew.size() + 1;
item.address = address;
item.time = time;
item.num = num3;
listNew.add(item);
item.sumMoney = item.money * num3;
}
}
System.out.println("订餐成功");
}
}
} while (flags == false);
System.out.println("按0返回");
int zero = input.nextInt();
if (zero == 0) {
Show();
System.out.println("请输入要使用的功能");
int num5 = input.nextInt();
num(num5);
}
break;
case 2:
Showt();
input = new Scanner(System.in);
System.out.println("按0返回");
zero = input.nextInt();
if (zero == 0) {
Show();
System.out.println("请输入要使用的功能");
int num5 = input.nextInt();
num(num5);
}
break;
case 3:
caozuo();
input = new Scanner(System.in);
System.out.println("按0返回");
zero = input.nextInt();
if (zero == 0) {
Show();
System.out.println("请输入要使用的功能");
int num5 = input.nextInt();
num(num5);
}
break;
case 4:
input = new Scanner(System.in);
delect();
System.out.println("按0返回");
zero = input.nextInt();
if (zero == 0) {
Show();
System.out.println("请输入要使用的功能");
int num5 = input.nextInt();
num(num5);
}
break;
case 5:
zan();
input = new Scanner(System.in);
System.out.println("按0返回");
zero = input.nextInt();
if (zero == 0) {
Show();
System.out.println("请输入要使用的功能");
int num5 = input.nextInt();
num(num5);
}
break;
case 6:
System.out.println("退出成功");
break;
default:
break;
}
}
public static void add() {
entil en = new entil();
en.id = 1;
en.name = "红烧牛肉";
en.money = 25;
en.sumMoney = 0;
en.add = 0;
entil en1 = new entil();
en1.id = 2;
en1.name = "红烧猪蹄";
en1.money = 20;
en1.sumMoney = 0;
en1.add = 0;
entil en2 = new entil();
en2.id = 3;
en2.name = "红烧猪肉";
en2.money = 30;
en2.sumMoney = 0;
en2.add = 0;
list.add(en);
list.add(en1);
list.add(en2);
}
public static void select() {
System.out.println("本餐厅菜单****************************");
System.out.println("菜品编号\t\t菜品名称\t\t菜品价格\t\t菜品点赞次数");
for (entil item : list) {
System.out.println(item.id + "\t\t" + item.name + "\t\t"
+ item.money + "\t\t" + item.add);
}
}
public static void Showt() {
System.out
.println("订单编号\t\t菜品编号\t\t菜品名称\t\t菜品价格\t\t送餐地址\t\t点餐数量\t\t总价");
for (entil item : listNew) {
if (item.dian == 1) {
System.out.println(item.dingdan + "\t\t" + item.id + "\t\t"
+ item.name + "\t\t" + item.money + "\t\t"
+ item.address + "\t\t" + item.num + "\t\t"
+ item.sumMoney);
}
}
}
public static void caozuo() {
System.out.println("未提交菜单");
System.out
.println("订单编号\t\t菜品编号\t\t菜品名称\t\t菜品价格\t\t送餐地址\t\t点餐数量\t\t总价");
for (entil item : listNew) {
if (item.dian == 0) {
System.out.println(item.dingdan + "\t\t" + item.id + "\t\t"
+ item.name + "\t\t" + item.money + "\t\t"
+ item.address + "\t\t" + item.num + "\t\t"
+ item.sumMoney);
}
}
System.out.println("请选择提交的订单编号");
int num = input.nextInt();
int num2 = 0;
for (entil item : listNew) {
if (item.dian == 0) {
if (num == item.dingdan) {
item.dian = 1;
num2 = 1;
}
}
}
if (num2 == 0) {
System.out.println("无此编号");
} else {
System.out.println("提交成功");
}
}
public static void delect() {
for (entil item : listNew) {
if (item.dian == 1) {
System.out.println(item.dingdan + "\t\t" + item.id + "\t\t"
+ item.name + "\t\t" + item.money + "\t\t"
+ item.address + "\t\t" + item.num + "\t\t"
+ item.sumMoney);
}
}
System.out.println("请选择删除的订单号码");
int num = input.nextInt();
int num2 = 0;
for (entil item : listNew) {
if (item.dian == 0) {
if (num == item.dingdan) {
listNew.remove(item);
num2 = 1;
}
}
}
if (num2 == 0) {
System.out.println("无此编号");
} else {
System.out.println("删除成功");
}
}
public static void zan() {
System.out.println("本餐厅菜单****************************");
System.out.println("菜品编号\t\t菜品名称\t\t菜品价格\t\t菜品点赞次数");
for (entil item : list) {
System.out.println(item.id + "\t\t" + item.name + "\t\t"
+ item.money + "\t\t" + item.add);
}
System.out.println("请选择点赞的商品编号");
int num = input.nextInt();
for (entil item : list) {
if (item.id == num) {
item.add = item.add + 1;
}
}
System.out.println("点赞成功，是否继续(0退出，其他任意数字键继续)");
int num2 = input.nextInt();
if (num2 != 0) {
zan();
}
}
}
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