springmvc控制器配置多方法问题！

<?xml version="1.0" encoding="UTF-8"?><beans xmlns="http://www.springframework.org/schema/beans"xmlns:context="http://www.springframework.org/schema/context" xmlns:p="http://www.springframework.org/schema/p"xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"xsi:schemaLocation="http://www.springframework.org/schema/beans      http://www.springframework.org/schema/beans/spring-beans-3.0.xsd      http://www.springframework.org/schema/context      http://www.springframework.org/schema/context/spring-context.xsd      http://www.springframework.org/schema/mvc      http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd"><bean name="/test/multi" /></property></bean><!-- 一个控制器写多个方法(多方法解析器) --><bean id="paramMethodResolver"value="action" /></bean><!-- 配置springMvc视图解析器 --><bean id="viewResolver"value="/"></property><!-- 配置视图后缀 --><property name="suffix" value=".jsp"></property></bean></beans>

package com.sunnet.controller;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;import org.springframework.web.portlet.ModelAndView;import org.springframework.web.servlet.mvc.multiaction.MultiActionController;public class MultiController extends MultiActionController {public ModelAndView add(HttpServletRequest request,HttpServletResponse reponse) {System.out.println("--------add----------");return new ModelAndView("/multi","method","add");}public ModelAndView update(HttpServletRequest request,HttpServletResponse reponse) {System.out.println("--------update----------");return new ModelAndView("/multi","method","update");}}

<?xml version="1.0" encoding="UTF-8"?><web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"id="WebApp_ID" version="2.5"><display-name>springMvc</display-name><!-- 注册dispatherContext --><servlet><servlet-name>springMvc</servlet-name><servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class><!-- 配置配置文件路径 --><init-param><param-name>contextConfigLocation</param-name><param-value>classpath*:com/config/spring-servlet.xml</param-value></init-param><!-- 配置启动顺序启动 --><load-on-startup>1</load-on-startup></servlet><servlet-mapping><servlet-name>springMvc</servlet-name><url-pattern>/</url-pattern></servlet-mapping><welcome-file-list><welcome-file>index.html</welcome-file><welcome-file>index.htm</welcome-file><welcome-file>index.jsp</welcome-file><welcome-file>default.html</welcome-file><welcome-file>default.htm</welcome-file><welcome-file>default.jsp</welcome-file></welcome-file-list></web-app>

Tomcat运行起来 ，但是 http://localhost:8080/spirngMvc/test/multi?action=add

出现404 错误！求解


问题已经解决！
导错包了：import org.springframework.web.portlet.ModelAndView;