Three Layers of JavaEE Projects

Posted 2020-12-12 nedrain

MVC first appeared at the Web Layer of a Java Web project, it‘s a thinking.

The Layers:

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web layer:     com.truman.web/servlet/controller

 

service layer:    com.truman.service     //This is a Interface package

　　　　　　　　com.truman.service.impl

 

dao layer:       com.truman.dao   // This is a Interface package

　　　　　　　com.truman.dao.impl

 

bean:             com.truman.pojo/entity/domain/bean

 

util :                    com.truman.utils

 

test :                  Test