<!-- 转码,防止乱码-->

     <filter>

        <filter-name>encodingFilter</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>

        <init-param>

            <param-name>forceEncoding</param-name>

            <param-value>true</param-value>

        </init-param>

    </filter>

    <filter-mapping>

        <filter-name>encodingFilter</filter-name>

        <url-pattern>/*</url-pattern>

    </filter-mapping>

    <!-- spring 核心 servlet-->

    <servlet>

        <servlet-name>dispatcherServlet</servlet-name>

        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>

        <init-param> <!-- 指定spring 核心的配置文件-->

            <param-name>contextConfigLocation</param-name>

            <param-value>/WEB-INF/spring-servlet.xml</param-value>

        </init-param>

    </servlet>

    <servlet-mapping>

        <servlet-name>dispatcherServlet</servlet-name>

        <url-pattern>/</url-pattern>

    </servlet-mapping>

<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">

    <!-- 导入spring容器的bean

    <import resource="classpath:applicationContext-*.xml" />

    -->

    <!-- 启动注解驱动的Spring MVC功能，注册请求url和注解POJO类方法的映射 -->

    <mvc:annotation-driven />

    <context:annotation-config />

    <!-- 启动包扫描功能，以便注册带有@Controller、@Service、@repository、@Component等注解的类成为spring的bean -->

    <context:component-scan base-package="com.xx.spring.mvc.demo.controller" />

    <!-- .do 映射对应名字的jsp-->

    <!-- 对模型视图名称的解析，在请求时模型视图名称添加前后缀 -->

     <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver"

        p:prefix="/WEB-INF/view/" p:suffix=".jsp" />

    <!--直接转发  将.do请求转发为jsp-->

    <mvc:view-controller path="/add.do" view-name="add"/>

</bean>

//表示这是一个controller类

@Controller

//表示这个类所有方法都是在/mvc/myMvc/路径下,其中mvc是项目名

@RequestMapping(value = "/myMvc")

public class DemoController {

    /**

     * 表示对应/mvc/myMvc/zhangsan 这类请求

     * @PathVariable("name") String name 表示将uri的变量作为一个参数使用

     */

    @RequestMapping(value="/{name}")

    public ModelAndView myMvc(@PathVariable("name") String name, HttpServletRequest request,

                              HttpServletResponse response,ModelMap modelMap){

        modelMap.put("name",name);

        /**

         * /welcome 通过下面的配置映射到了 /WEB-INF/view/welcome.jsp上

         <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver" p:prefix="/WEB-INF/view/" p:suffix=".jsp" />

         */

        return new ModelAndView("/welcome",modelMap);

    }

    /**

     *

     * @param girl 前台输入页面控件name属性和po类BeautifulGirl的属性一样对应

     *             使用@ModelAttribute命令可以在调用方法前自动封装一个BeautifulGirl的对象girl

     * @param request

     * @param response

     * @param modelMap

     * @return

     */

    @RequestMapping(value = "/addGirl")

    public ModelAndView addUser(@ModelAttribute("girl")BeautifulGirl girl, HttpServletRequest request,HttpServletResponse response,ModelMap modelMap){

        modelMap.put("girl",girl);

        return  new ModelAndView("/welcomeGirl",modelMap);

    }

}

public class BeautifulGirl {

    private String name;

    private int age;

    public String getName() {

        return name;

    }

    public void setName(String name) {

        this.name = name;

    }

    public int getAge() {

        return age;

    }

    public void setAge(int age) {

        this.age = age;

    }

}

<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>

<%

    String path = request.getContextPath();

    String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";

    String name = (String)request.getAttribute("name");

%>

<html>

<body>

        <form action="<%=basePath%>/myMvc/addGirl.do" method="post">

            姓名:<input type="text" name="name"/><br>

            年龄:<input type="text" name="age"/><br>

            <input type="submit" value="提交" />

        </form>

</body>

</html>

<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>

<%@ page import="com.jd.spring.mvc.demo.po.BeautifulGirl" %>

<%

    String path = request.getContextPath();

    String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";

    String name = (String)request.getAttribute("name");

    BeautifulGirl beautifulGirl = (BeautifulGirl)request.getAttribute("girl");

%>

<html>

<body>

        Hello,美女.

        你的名字:<%=beautifulGirl.getName() %> <br>

        你的姓名:<%=beautifulGirl.getAge()%>

</body>

</html>