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guswns3371
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Oct 23, 2022
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Duck 클래스에서 따로 메소드를 구현하지 않고 FlyNoWay와 같은 다른 클래스에 구현을 위임할 수 있다
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Duck이라는 클래스에 "구현"을 하지 않고 "인터페이스"에 맞춰 프로그래밍해야 한다.
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다형성의 활용
fly, quack 메소드 구현을 위임받은 클래스(FlyWithWings, LoudQuack)의 객체를
레퍼런스 변수(flyBehavior, quackBehavior)에 대입한다.
guswns3371
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Oct 23, 2022
1주차 전략패턴/strategy/src/main/App.java
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