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This article introduces the knowledge of "how to use the response of Spring MVC". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

# return string

The Controller method returns a string that specifies the name of the logical view, based on the address of the physical view according to the view parser.

Success.jsp

Titlesuccess

Configure spring.xml

@ RequestMapping ("/ string") public String responseString () {return "success";}

# return void

@ RequestMapping ("/ void") public void responseVoid (HttpServletRequest request, HttpServletResponse response) throws Exception {request.getRequestDispatcher ("/ success.jsp") .forward (request,response);}

Data stream response

# Json

Turn on annotation scanning

Pom.xml adds jackson coordinates

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