实现适配器模式示例

2025-12-12 00:28:08 +08:00
parent 357c4748f8
commit 64cc579e42
3 changed files with 185 additions and 0 deletions
@@ -0,0 +1,63 @@
+"""
+实例
+汤宝宝有一个苹果手机，手机原配lightning接口，为了连接Type-C接口的充电器，他需要一个转换器（适配器）来实现这个功能。
+"""
+
+from abc import ABC, abstractmethod
+
+
+# 充电器类
+class Charger:
+    def connect(self, type_c: "TypeCInterface"):
+        type_c.type_c_charging()
+        print("手机开始充电!\n")
+
+
+# Type-C充电接口的接口
+class TypeCInterface(ABC):
+    @abstractmethod
+    def type_c_charging(self):
+        pass
+
+
+# 具体实现类
+
+
+class TypeC(TypeCInterface):
+    def type_c_charging(self):
+        print("Type-C接口连接中...")
+
+
+class Lightning:
+    def lightning_charging(self):
+        print("Lightning接口连接中...")
+
+
+# 适配器类
+class LightningToTypeCAdapter(TypeCInterface):
+    def __init__(self, lightning: Lightning):
+        self.lightning = lightning
+
+    def type_c_charging(self):
+        print("Type-C适配器转换中...")
+        self.lightning.lightning_charging()
+
+
+def main():
+    print("============= 适配器模式 =============")
+    charger = Charger()
+
+    print("使用Type-C充电器给小米手机充电：")
+    typec = TypeC()
+    charger.connect(typec)
+
+    print("使用Lightning接口转换器给苹果手机充电：")
+    lightning = Lightning()
+    adapter = LightningToTypeCAdapter(lightning)
+    charger.connect(adapter)
+
+    print("=========== 适配器模式结束 ===========")
+
+
+if __name__ == "__main__":
+    main()