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java.util.List 类中的 get set 方法为什么没有可能抛出异常提示

通常一个方法如果有可能抛出异常，那么 IDE 会提示添加 throw ，然后上层函数就知道了。但是为什么 java.util.List 类中的 get set 方法可以这么写，而没有提示。

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