springboot2 set the system to access the default home page

 

@Configuration
 public  class WebMvcConfig the implements WebMvcConfigurer { 

    @Override 
    public  void addViewControllers (ViewControllerRegistry Registry) {
         // set the system to access the default home page 
        registry.addViewController ( "/") setViewName ( "the redirect: /app/login.html." ); 
    } 
}

Remarks:

(1) redirect can change your browser's address;

(2) forward does not change the browser address.