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5주차 과제입니다. #96
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5주차 과제입니다. #96
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k0000k
reviewed
May 25, 2023
| return speed; | ||
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| public int getMove() { |
k0000k
reviewed
May 25, 2023
| return move; | ||
| } | ||
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| public void setMove(int move) { |
k0000k
reviewed
May 25, 2023
| } | ||
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| class SuperCar extends Car { | ||
| private long seed = System.currentTimeMillis(); |
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seed는 random 객체를 초기화할때 단 한번만 사용되므로, 클래스의 멤버일 필요가 없습니다. 생성자 내부에서 로컬 변수로 선언한 뒤 Random을 만들때만 사용하면 됩니다.
k0000k
reviewed
May 25, 2023
| class SuperCar extends Car { | ||
| private long seed = System.currentTimeMillis(); | ||
| private Random random = new Random(seed); | ||
| private Random random2 = new Random(seed); |
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random의 seed가 현재시간이므로 객체를 하나만 만들어서 사용해도 됩니다. 2개를 만드는건 비효율적입니다.
k0000k
reviewed
May 25, 2023
| protected int move; | ||
| protected int second; | ||
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| public Car() { |
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기본생성자를 만들지 않고 super car 클래스에서 바로 super로 car의 생성자를 호출해주세요
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코멘트 확인 후 수정 바랍니다. 이해되지 않는 부분이 있다면 언제든 질문 해주세요~ |
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