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Spring AOP 避坑指南 #415

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TFdream opened this issue Mar 11, 2022 · 0 comments

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TFdream commented Mar 11, 2022

无论是使用AspectJ语法，还是配合Annotation，使用AOP，实际上就是让Spring自动为我们创建一个Proxy，使得调用方能无感知地调用指定方法，但运行期却动态“织入”了其他逻辑，因此，AOP本质上就是一个代理模式。

因为Spring使用了 jdk Proxy/ CGLIB来实现运行期动态创建Proxy，如果我们没能深入理解其运行原理和实现机制，就极有可能遇到各种诡异的问题。

示例1：https://zhuanlan.zhihu.com/p/131584403

示例2：

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