182400143-work1

work1/Ther-ux/PetShop/PetShopTest.java

@@ -0,0 +1,224 @@
+import java.time.LocalDate;
+import java.time.format.DateTimeFormatter;
+import java.util.*;
+
+// 抽象动物类
+abstract class Animal {
+    protected String name;    // 动物名称
+    protected int age;        // 动物年龄
+    protected String gender;  // 动物性别
+    protected double price;   // 动物价格
+
+    // 构造方法：初始化动物基本信息
+    public Animal(String name, int age, String gender, double price) {
+        this.name = name;
+        this.age = age;
+        this.gender = gender;
+        this.price = price;
+    }
+
+    public String getName() { return name; }
+    public double getPrice() { return price; }
+
+    public abstract String getType();
+    public abstract String toString();
+}
+
+// 中华田园犬类
+class ChineseRuralDog extends Animal {
+    private boolean isVaccineInjected;  // 是否注射狂犬疫苗
+
+    public ChineseRuralDog(String name, int age, String gender, boolean isVaccineInjected) {
+        super(name, age, gender, 100.0);
+        this.isVaccineInjected = isVaccineInjected;
+    }
+
+    @Override
+    public String getType() { return "中华田园犬"; }
+
+    @Override
+    public String toString() {
+        return String.format("中华田园犬{名字='%s', 价格=%.2f元, 疫苗=%s}",
+                name, price, isVaccineInjected ? "已打" : "未打");
+    }
+}
+
+// 猫类
+class Cat extends Animal {
+    private String breed;  // 猫的品种
+
+    public Cat(String name, int age, String gender, String breed) {
+        super(name, age, gender, 200.0);
+        this.breed = breed;
+    }
+
+    @Override
+    public String getType() { return "猫"; }
+
+    @Override
+    public String toString() {
+        return String.format("猫{名字='%s', 品种='%s', 价格=%.2f元}",
+                name, breed, price);
+    }
+}
+
+// 鸟类
+class Bird extends Animal {
+    private boolean canSpeak;  // 是否会说话
+
+    public Bird(String name, int age, String gender, boolean canSpeak) {
+        super(name, age, gender, 150.0);
+        this.canSpeak = canSpeak;
+    }
+
+    @Override
+    public String getType() { return "鸟"; }
+
+    @Override
+    public String toString() {
+        return String.format("鸟{名字='%s', 价格=%.2f元, 是否会说话=%s}",
+                name, price, canSpeak ? "是" : "否");
+    }
+}
+
+class Customer {
+    private String name;  // 顾客姓名
+
+    // 获取顾客姓名
+    public Customer(String name) {
+        this.name = name;
+    }
+
+    public String getName() { return name; }
+
+    // 重写toString：展示顾客信息
+    @Override
+    public String toString() {
+        return "顾客：" + name;
+    }
+}
+
+// 余额不足异常
+class InsufficientBalanceException extends RuntimeException {
+    public InsufficientBalanceException(String message) { super(message); }
+}
+
+// 动物未找到异常
+class AnimalNotFoundException extends RuntimeException {
+    public AnimalNotFoundException(String message) { super(message); }
+}
+
+// 宠物店类
+class MyAnimalShop {
+    private String shopName;    // 店铺名称
+    private double balance;     // 店铺余额
+    private List<Animal> animals;  // 店内动物列表
+    private boolean isOpen;     // 店铺是否营业
+    private double dailyProfit; // 当日利润
+
+    // 构造方法：初始化店铺信息
+    public MyAnimalShop(String shopName, double initialBalance) {
+        this.shopName = shopName;
+        this.balance = initialBalance;
+        this.animals = new ArrayList<>();
+        this.isOpen = true;// 初始状态为营业中
+        this.dailyProfit = 0.0;// 初始利润为0
+    }
+    // 获取店铺名称
+    public String getShopName() { return shopName; }
+    // 获取当前动物列表
+    public List<Animal> getAnimals() { return new ArrayList<>(animals); }
+
+    // 业务方法
+    public void buyAnimal(Animal animal) {
+        if (!isOpen) {
+            throw new RuntimeException(shopName + "已歇业，无法买入动物");
+        }
+        // 检查余额是否足够
+        if (animal.getPrice() > balance) {
+            throw new InsufficientBalanceException(
+                    String.format("余额不足！当前余额%.2f元，买入%s需%.2f元",
+                            balance, animal.getName(), animal.getPrice()));
+        }
+        // 添加动物到列表，扣减余额
+        animals.add(animal);
+        balance -= animal.getPrice();
+        System.out.printf("成功买入：%s，花费%.2f元，当前余额%.2f元%n",
+                animal.getName(), animal.getPrice(), balance);
+    }
+
+    // 招待顾客方法
+    public void serveCustomer(Customer customer) {
+        if (!isOpen) {
+            throw new RuntimeException(shopName + "已歇业，无法招待顾客");
+        }
+        // 检查是否有动物可卖
+        if (animals.isEmpty()) {
+            throw new AnimalNotFoundException("店内无动物可卖！");
+        }
+        // 卖出列表中第一只动物，更新余额和利润
+        Animal soldAnimal = animals.remove(0);
+        balance += soldAnimal.getPrice();
+        dailyProfit += soldAnimal.getPrice();
+        System.out.printf("顾客%s购买了：%s，当前余额%.2f元%n",
+                customer.getName(), soldAnimal, balance);
+    }
+
+    public void closeShop() {
+        if (!isOpen) {
+            System.out.println(shopName + "已歇业！");
+            return;
+        }
+        isOpen = false;
+        System.out.printf("%n===== %s 今日营业结束 =====%n", shopName);
+        System.out.println("今日日期：" + LocalDate.now().format(DateTimeFormatter.ofPattern("yyyy年MM月dd日")));
+        System.out.printf("今日利润：%.2f元%n", dailyProfit);
+        System.out.printf("当前余额：%.2f元%n", balance);
+        System.out.print("店内剩余动物：");
+        if (animals.isEmpty()) {
+            System.out.println("无");
+        } else {
+            for (Animal a : animals) {
+                System.out.print(a.getName() + " ");
+            }
+            System.out.println();
+        }
+        System.out.println("=======================");
+    }
+}
+
+// 测试类
+public class PetShopTest {
+    // 主方法
+    public static void main(String[] args) {
+        MyAnimalShop myAnimalShop = new MyAnimalShop("福大宠物店", 2000.0);
+        System.out.println("===== 欢迎来到" + myAnimalShop.getShopName() + " =====");
+
+        System.out.println("\n----- 买入动物 -----");
+        try {
+            ChineseRuralDog chineseRuralDog1 = new ChineseRuralDog("大黄", 2, "公", true);
+            Cat cat1 = new Cat("咪咪", 1, "母", "英短");
+            Bird bird1 = new Bird("翠翠", 1, "母", true);
+            myAnimalShop.buyAnimal(chineseRuralDog1);
+            myAnimalShop.buyAnimal(cat1);
+            myAnimalShop.buyAnimal(bird1);
+        } catch (Exception e) {
+            System.out.println("买入失败：" + e.getMessage());
+        }
+
+        System.out.println("\n----- 招待顾客 -----");
+        try {
+            Customer customerZhang = new Customer("张三");
+            Customer customerLi = new Customer("李四");
+            Customer customerWang = new Customer("王五");
+            myAnimalShop.serveCustomer(customerZhang);
+            myAnimalShop.serveCustomer(customerLi);
+            myAnimalShop.serveCustomer(customerWang);
+        } catch (Exception e) {
+            System.out.println("招待失败：" + e.getMessage());
+        }
+
+        System.out.println("\n----- 营业结束 -----");
+        myAnimalShop.closeShop();
+    }
+}