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前言在 Java 应用程序中存在许多重复相似的、生成之后几乎不对其做更改的代码，但是我们还不得不花费很多精力编写它们来满足 Java 的编译需求比如，在 Java 应用程序开发中，我们几乎要为所有 Bean 的成员变量添加 get() ,set() 等方法，这些相对固定但又不得不编写的代码浪费程序员...

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