Java实现宠物商店管理系统

public class Pets {
 private String color; //颜色
 private int age; //年龄
 private String sex; //性别
 private String kind;
 
 private double inPrice; //进货价格
 private double outPrice; //销售价格
 private double profit; //盈利
 
 
 public Pets(String color, int age, String sex) {
 this.color = color;
 this.age = age;
 this.sex = sex;
 }
 
 public Pets() {
 
 }
 
 public String getKind() {
 return kind;
 }
 
 public void setKind(String kind) {
 this.kind = kind;
 }
 
 public double getProfit() {
 return profit;
 }
 
 public void setProfit(double profit) {
 this.profit = profit;
 }
 
 public String getSex() {
 return sex;
 }
 
 public void setSex(String sex) {
 this.sex = sex;
 }
 
 public String getColor() {
 return color;
 }
 
 public void setColor(String color) {
 this.color = color;
 }
 
 public int getAge() {
 return age;
 }
 
 public void setAge(int age) {
 this.age = age;
 }
 
 public double getInPrice() {
 return inPrice;
 }
 
 public void setInPrice(double inPrice) {
 this.inPrice = inPrice;
 }
 
 public double getOutPrice() {
 return outPrice;
 }
 
 public void setOutPrice(double outPrice) {
 this.outPrice = outPrice;
 }
 
}

public class Cat extends Pets{
 
 public Cat(String color, int age, String sex) {
 super(color, age, sex);
 }
 
 public Cat() {
 
 }
 
}

public class Dog extends Pets{
 
 public Dog(String color, int age, String sex) {
 super(color, age, sex);
 }
 
 public Dog() {
 
 }
}

import java.util.Scanner;
import java.util.Date;
public class PetsStore {
 Scanner input = new Scanner(System.in); 
 private String name;
 private Cat[] cats;
 private Dog[] dogs;
 private Pets[] pets;
 
 private int dogFoot = 0; // 狗的当前长度
 private int catFoot = 0; //猫的当前长度
 private int petFoot = 0; 
 
 private int num = 0; //库存数量
 private int inNum = 0; //进货数量
 private int outNum = 0; //销售数量
 
 public PetsStore(int len) {
 if (len > 0) {
 this.cats = new Cat[len]; // 开辟数组大小 
 this.dogs = new Dog[len];
 this.pets = new Pets[len];
 } else {
 this.dogs = new Dog[1]; // 至少开辟一个空间
 this.cats = new Cat[1];
 this.pets = new Pets[1];
 }
 }
 
 public String getName() {
 return name;
 }
 
 public void setName(String name) {
 this.name = name;
 }
 
 public void add() { // 添加的是一个宠物
 System.out.println("您添加的是狗还是猫？\n" + "1.狗   2.猫");
 String choice = input.next();
 if(choice.equals("1")) {
 Dog dog = new Dog();
 
 System.out.println("请输入您要添加的宠物的信息");
  System.out.print("颜色：");
  dog.setColor(input.next());
  System.out.print("年龄：");
  dog.setAge(input.nextInt());
  System.out.print("性别：");
  dog.setSex(input.next());
  System.out.print("进货价格：");
  dog.setInPrice(input.nextDouble());
  System.out.print("出售价格：");
  dog.setOutPrice(input.nextDouble());
  
 if(dogFoot  0) {
  System.out.println("恭喜，您的店处于盈利状态！");
 }
 else {
 System.out.println("很遗憾，您的店处于亏损状况！");
 }
 System.out.println("=======================================");
 System.out.println("date:  " + date);
 }
 
 public int getOutNum() {
 return outNum;
 }
 
 public int getInNum() {
 return inNum;
 }
 
 public int getNum() {
 return num;
 }  
}

import java.util.Scanner;
public class Main {
 public static void main(String[] args) {
 Scanner input = new Scanner(System.in);
 PetsStore store = new PetsStore(100);
 
 System.out.print("请为您的宠物商店取个名字：");
 store.setName(input.nextLine());
 System.out.println("您好！" + store.getName() + "的店长，欢迎使用宠物商店管理系统！");
 
 String choice = "1";
 
 while(choice.equals("0") == false) {
 System.out.println("==========宠物商店管理系统==========");
 System.out.println("1.查看库存\n" + "2.添加宠物\n" + "3.出售宠物\n" + "4.查看盈利\n" + "5.销售记录\n" + "0.退出程序");
 System.out.println("===================================");
 System.out.print("请输入你的选择：");
 choice = input.next();
 
 switch(choice) {
  case "1":
  store.print();
  System.out.println("请问您还需要什么服务？");
  break;
  
  case "2":
  String choice1 = "1";
  do {
   store.add();
   System.out.println("是否继续添加？\n" + "1.是    2.否");
   choice1 = input.next();
  } while(choice1.equals("1"));
  System.out.println("请问您还需要什么服务？");
  break;
  
  case "3":
  String choice2 = "1";
  do {
   store.sell();
   System.out.println("是否继续出售？\n" + "1.是    2.否");
   choice2 = input.next();
  } while(choice2.equals("1"));  
  System.out.println("请问您还需要什么服务？");
  break;
  
  case "4":
  store.profitNote();
  System.out.println("请问您还需要什么服务？");
  break;
  
  case "5":
  store.note();
  System.out.println("请问您还需要什么服务？");
  break;
  
  case "0":
  System.out.println("谢谢您的使用，欢迎下次再来！\n" + "**********按任意键结束程序**********");
  break;
  
  default:
  System.out.println("错误输入， 请重新输入！");
  break;
 }
 
 }
 }
 
}