springmvc的核心拦截器

<!--springmvc的过滤器，主要过滤乱码-->
<filter>
  <filter-name>character</filter-name>
  <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
  <init-param>
    <param-name>encoding</param-name>
    <param-value>UTF-8</param-value>
  </init-param>
</filter>
<filter-mapping>
  <filter-name>character</filter-name>
  <url-pattern>/*</url-pattern>
</filter-mapping>

<!--springmvc 核心拦截器-->
 <servlet>
   <servlet-name>springmvc</servlet-name>
   <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
 </servlet>
<servlet-mapping>
  <servlet-name>springmvc</servlet-name>
  <url-pattern>*.do</url-pattern>
</servlet-mapping>