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异常处理.md
例如,下面的代码中,在方法中判断 num 是否小于 0,如果是,则抛出一个 IllegalArgumentException 异常。 JDK7 之后,Java 新增的 try-with-resource 语法结构,旨在自动管理资源,确保资源在使用后能够及时关闭,避免资源泄露 。 try-with-resources 是一种异常处理机制 ...
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