<?xml version="1.0" encoding="UTF-8"?>

 <web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"

          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

          xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd"

          version="4.0">

     <!--配置Spring IoC配置文件路径-->

     <context-param>

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

         <param-value>/WEB-INF/applicationContext.xml,/WEB-INF/dispatcher-servlet.xml</param-value>

     </context-param>

     <!--初始化Spring IoC容器-->

     <listener>

         <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>

     </listener>

     <!--Spring MVC会根据servlet-name配置，找到/WEB-INF/dispatcher-servlet.xml作为配置文件载入web工程-->

     <servlet>

         <servlet-name>dispatcher</servlet-name>

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

         <!--配置Spring IoC配置文件路径-->

         <!--<init-param>

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

             <param-value>/WEB-INF/applicationContext.xml,/WEB-INF/dispatcher-servlet.xml</param-value>

         </init-param>-->

         <load-on-startup>1</load-on-startup>

     </servlet>

     <!--Controller-Servlet拦截配置-->

     <servlet-mapping>

         <servlet-name>dispatcher</servlet-name>

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

     </servlet-mapping>

 </web-app>

 <?xml version="1.0" encoding="UTF-8"?>

 <beans xmlns="http://www.springframework.org/schema/beans"

        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

        xmlns:mvc="http://www.springframework.org/schema/mvc"

        xmlns:context="http://www.springframework.org/schema/context"

        xmlns:aop="http://www.springframework.org/schema/aop"

        xmlns:tx="http://www.springframework.org/schema/tx"

        xsi:schemaLocation="http://www.springframework.org/schema/beans

         http://www.springframework.org/schema/beans/spring-beans-4.2.xsd

         http://www.springframework.org/schema/mvc

         http://www.springframework.org/schema/mvc/spring-mvc-4.2.xsd

         http://www.springframework.org/schema/context

         http://www.springframework.org/schema/context/spring-context.xsd

         http://www.springframework.org/schema/aop

         http://www.springframework.org/schema/aop/spring-aop-4.2.xsd

         http://www.springframework.org/schema/tx

         http://www.springframework.org/schema/tx/spring-tx.xsd">

 </beans>

 <?xml version="1.0" encoding="UTF-8"?>

 <beans xmlns="http://www.springframework.org/schema/beans"

        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

        xmlns:mvc="http://www.springframework.org/schema/mvc"

        xmlns:context="http://www.springframework.org/schema/context"

        xmlns:aop="http://www.springframework.org/schema/aop"

        xmlns:tx="http://www.springframework.org/schema/tx"

        xsi:schemaLocation="http://www.springframework.org/schema/beans

         http://www.springframework.org/schema/beans/spring-beans-4.2.xsd

         http://www.springframework.org/schema/mvc

         http://www.springframework.org/schema/mvc/spring-mvc-4.2.xsd

         http://www.springframework.org/schema/context

         http://www.springframework.org/schema/context/spring-context.xsd

         http://www.springframework.org/schema/aop

         http://www.springframework.org/schema/aop/spring-aop-4.2.xsd

         http://www.springframework.org/schema/tx

         http://www.springframework.org/schema/tx/spring-tx.xsd">

     <!--使用注解驱动-->

     <mvc:annotation-driven></mvc:annotation-driven>

     <!--<bean class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping"></bean>

     <bean class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter"></bean>-->

     <!--扫描装载的包-->

     <context:component-scan base-package="com.jhc.controller"></context:component-scan>

     <!--定义视图解析器-->

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

 </beans>

 <%--

   Created by IntelliJ IDEA.

   User: JHC

   Date: 2018/11/30

   Time: 17:31

   To change this template use File | Settings | File Templates.

 --%>

 <%@ page contentType="text/html;charset=UTF-8" language="java" %>

 <html>

   <head>

     <title>Hello Word</title>

   </head>

   <body>

   Say:${hello}<br>

   </body>

 </html>

 package com.jhc.controller;

 import org.springframework.stereotype.Controller;

 import org.springframework.web.bind.annotation.RequestMapping;

 import org.springframework.web.servlet.ModelAndView;

 @Controller

 public class HelloController {

     @RequestMapping(value = "/hello")

     public ModelAndView sayHello(){

         System.out.println("Hello Word");

         ModelAndView modelAndView=new ModelAndView();

         modelAndView.addObject("hello","Hello Word");

         modelAndView.setViewName("/index.jsp");

         return modelAndView;

     }

 }