【2】springmvc 入门
springmvc都是通过其中央控制器DispatcherServlet来进行转发的,所以在web.xml文件里面需要增加相应的配置 <servlet> <servlet-name>springServlet</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <init-param> <param-name>contextConfigLocation</param-name> <param-value>/WEB-INF/spring-mvc.xml</param-value> </init-param> <load-on-startup>1</load-on-startup> </servlet> <servlet-mapping> <servlet-name>springServlet</servlet-name> <url-pattern>/</url-pattern> </servlet-mapping> 如果没有配置contextConfigLocation,Spring mvc默认配置文件为“/WEB-INF/[servlet名字]-servlet.xml“即 “/WEB-INF/springServlet-servlet.xml“