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[준석] 12장 정리 #41

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[준석] 12장 정리 #41

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juy4556
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@juy4556 juy4556 commented Nov 28, 2022

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이번 장을 읽고 클래스 없이도 객체 사이의 협력 관계를 구축할 수 있고, 상속 없이 다형성을 구현할 수 있다는 점을 알았다. 이처럼 클래스는 객체를 편리하게 정의하고 생성하기 위해 제공되는 프로그래밍 구성 요소일 뿐이지, 너무 클래스에 목 메이지 말아야 겠다고 다시 한 번 생각하게 되었다.

중요한 것은 클래스가 아닌 메시지와 협력이다!
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ㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋ 이건 대체

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다형성은 정말 자바 언어의 핵심중 하나인것 같아요

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