本文介绍的最后一个重构方法也是最难以使用的方法：Change MethodSignature（改变方法的签名）。

The final refactoring considered here is the most difficult to use: Change Method Signature.

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如果您想改变方法签名或者添加一个方法，您要修改您的插件程序的源代码，但是一旦您将其保存您必须重新构建您的JAR文件。

If you want to change a method signature or add a method, you modify the source, but once you save it you must rebuild your.JAR file.

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在面向对象设计中，传递对象通常能提供较好的封装，因为对象字段的变化不需要改变方法签名。

With object-oriented designs, passing the object often provides better encapsulation, in that changes in the object fields don't require changes to the method signature.

youdao

在面向对象设计中，传递对象通常能提供较好的封装，因为对象字段的变化不需要改变方法签名。

With object-oriented designs, passing the object often provides better encapsulation, in that changes in the object fields don't require changes to the method signature.

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