Java development – front end and back end separation

Time:2021-2-24

As we all know, java development is the development of back-end, we often deal with the front-end, but pay more attention to the implementation of back-end code, the front-end pages are done by the front-end developers, so how to separate the front-end from the back-end?

First, the development of the back end,

In mapperLayer:StudentMapper

 

 

 

Student service in the service layer:

 

 

 

Student serviceimpl in the service layer:

 

 

 

In the student controller layer:

 

 

 

stay StudentMapper.xmlMedium:

 

 

 

 

front end:

First, add theCross domainNote:@CrossOrigin

 

 

 

Then cut CSS, HTML, JS from idea, copy them to hbuilder, change the path of URL to prefix and add http://localhost :8080Namelyurl:”http://localhost:8080/findByPage”Save it!!!

 

  

The final test is enough

   

 

 

 

 

 

 

 

 

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