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重写时异常问题 #939

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mahorse-2016 opened this issue Sep 21, 2020 · 0 comments
Closed

重写时异常问题 #939

mahorse-2016 opened this issue Sep 21, 2020 · 0 comments

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@mahorse-2016
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@mahorse-2016 mahorse-2016 commented Sep 21, 2020 •
edited

重写时，如果子类方法抛出的异常是运行时异常，父类方法可以不抛异常。

public class SuperClass{
public void test(){

}

}

class ChildClass extends SuperClass{

@Override
public void test() throws NullPointerException{

}

}
@Snailclimb Snailclimb closed this Oct 7, 2020
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@mahorse-2016 @Snailclimb