How does spring boot use external aop??

springboot project, and then write a custom aop, to put aop into the tools project, and then how the springboot project uses the aop?? of the tools project At present, the corresponding notes are used, but there is no effect, ask for the answer!

Apr.19,2021

Thank you for reminding me. We have found a way. Just add the path to the scan package in the startup class

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@ComponentScan(basePackages = {"xxx.xxx.xxx","xxx.xxx"}) 
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