From ea80e3dce14ffd7f914b01d833ff3bbbad683e99 Mon Sep 17 00:00:00 2001
From: Huangruoyan <1471801269@qq.com>
Date: Wed, 15 Apr 2026 20:46:14 +0800
Subject: [PATCH] =?UTF-8?q?=E4=B8=8A=E4=BC=A0=E6=96=87=E4=BB=B6=E8=87=B3?=
 =?UTF-8?q?=20'W6-=E9=BB=84=E8=8B=A5=E5=A6=8D-202506050310'?=
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---
 W6-黄若妍-202506050310/AI协助记录.txt  |  1 +
 .../AnimalSoundSystem.java                    | 56 +++++++++++++++++++
 2 files changed, 57 insertions(+)
 create mode 100644 W6-黄若妍-202506050310/AI协助记录.txt
 create mode 100644 W6-黄若妍-202506050310/AnimalSoundSystem.java

diff --git a/W6-黄若妍-202506050310/AI协助记录.txt b/W6-黄若妍-202506050310/AI协助记录.txt
new file mode 100644
index 0000000..4c09819
--- /dev/null
+++ b/W6-黄若妍-202506050310/AI协助记录.txt
@@ -0,0 +1 @@
+本次Java课堂练习中，我向AI提出了“按需求编写动物叫声系统代码”的请求，AI先帮我梳理了抽象类、接口、多态的核心逻辑，明确了Animal抽象类、Swimmable接口的设计思路，再一步步写出完整可运行的代码，标注了关键语法要点。同时AI补充了instanceof类型判断的规范写法，避免运行报错，还解释了多态调用的原理，帮我理清了抽象类和接口的区别，最后按要求调整了代码结构，确保完全符合课堂练习的需求。
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diff --git a/W6-黄若妍-202506050310/AnimalSoundSystem.java b/W6-黄若妍-202506050310/AnimalSoundSystem.java
new file mode 100644
index 0000000..3273bcb
--- /dev/null
+++ b/W6-黄若妍-202506050310/AnimalSoundSystem.java
@@ -0,0 +1,56 @@
+// 抽象类 Animal
+abstract class Animal {
+    // 抽象方法：发出声音
+    public abstract void makeSound();
+}
+
+// 接口 Swimmable
+interface Swimmable {
+    // 游泳方法
+    void swim();
+}
+
+// Dog 类继承 Animal 并实现 Swimmable 接口
+class Dog extends Animal implements Swimmable {
+    @Override
+    public void makeSound() {
+        System.out.println("汪汪汪");
+    }
+
+    @Override
+    public void swim() {
+        System.out.println("小狗在游泳");
+    }
+}
+
+// Cat 类仅继承 Animal
+class Cat extends Animal {
+    @Override
+    public void makeSound() {
+        System.out.println("喵喵喵");
+    }
+}
+
+// 测试类
+public class AnimalSoundSystem {
+    public static void main(String[] args) {
+        // 多态调用：Animal 类型引用子类对象
+        Animal dog = new Dog();
+        Animal cat = new Cat();
+
+        System.out.println("=== 动物叫声测试 ===");
+        dog.makeSound();
+        cat.makeSound();
+
+        System.out.println("\n=== 游泳能力测试 ===");
+        // 向下转型：只有 Dog 实现了 Swimmable，才能调用 swim()
+        if (dog instanceof Swimmable) {
+            ((Swimmable) dog).swim();
+        }
+        if (cat instanceof Swimmable) {
+            ((Swimmable) cat).swim();
+        } else {
+            System.out.println("猫不会游泳");
+        }
+    }
+}
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