注册Spring MVC的中央控制器DispatcherServlet,打开web.xml文件,在里面加入下面内容:
<!-- 注册spring MVC中央控制器 --> <servlet> <servlet-name>springMVC</servlet-name> <!-- spring MVC中的核心控制器 --> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <init-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:springmvc.xml</param-value> </init-param> <load-on-startup>1</load-on-startup> </servlet> <servlet-mapping> <servlet-name>springMVC</servlet-name> <url-pattern>/</url-pattern> </servlet-mapping>