404 error spring boot code example

Example 1: create spring 404 error controller

server.error.whitelabel.enabled=false

Example 2: spring mvc 404 page not found

  
  	mvc-dispatcher
        org.springframework.web.servlet.DispatcherServlet
        1
  

  
 	mvc-dispatcher
        *.htm
  

  //...
  
	404
	/WEB-INF/pages/404.htm