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springMVC搭建

工程结构：
这里写图片描述
HelloWorldCotroller.java

package com.xu;import java.lang.annotation.Annotation;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;import org.springframework.stereotype.Controller;import org.springframework.ui.ModelMap;import org.springframework.web.bind.annotation.RequestMapping;import org.springframework.web.bind.annotation.RequestMethod;import org.springframework.web.servlet.ModelAndView;@Controller@RequestMapping("/hello")class HelloWorldController{       @RequestMapping(method = RequestMethod.GET)       public String printHello(ModelMap model) {          model.addAttribute("message", "Hello Spring MVC Framework!");          return "hello";       }}

web-xml:

<?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" 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>SpringMVC1</display-name>  <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>  <servlet>    <servlet-name>chapter2</servlet-name>    <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>    <!-- 启动容器室初始化该servlet -->    <load-on-startup>1</load-on-startup>  </servlet>  <servlet-mapping>    <servlet-name>chapter2</servlet-name>    <!-- 表示那些请求交给SpringWebMVC处理 -->    <url-pattern>/</url-pattern>  </servlet-mapping>  <filter>    <filter-name>CharacterEncodingFilter</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>CharacterEncodingFilter</filter-name>      <url-pattern>/*</url-pattern>   </filter-mapping></web-app>

chapter2-servlet.xml

<beans xmlns="http://www.springframework.org/schema/beans"   xmlns:context="http://www.springframework.org/schema/context"   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-3.0.xsd"><!--    <bean class="org.springframework.web.servlet.handler.BeanNameUrlHandlerMapping"/>           -->    <context:component-scan base-package="com.xu" />    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">          <property name="viewClass" value="org.springframework.web.servlet.view.JstlView"/>          <property name="prefix" value="/WEB-INF/jsp/"/>          <property name="suffix" value=".jsp"/>      </bean> </beans>

hello.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"    pageEncoding="UTF-8"%><!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>Hello World</title></head><body>    ${message}</body></html>

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