基于XML配置的springMVC小案例

基于XML配置的springMVC小案例

spring-mvc.xml

<?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:context="http://www.springframework.org/schema/context" xmlns:jdbc="http://www.springframework.org/schema/jdbc"  xmlns:jee="http://www.springframework.org/schema/jee" xmlns:tx="http://www.springframework.org/schema/tx"xmlns:aop="http://www.springframework.org/schema/aop" xmlns:mvc="http://www.springframework.org/schema/mvc"xmlns:util="http://www.springframework.org/schema/util"xmlns:jpa="http://www.springframework.org/schema/data/jpa"xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.2.xsdhttp://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.2.xsdhttp://www.springframework.org/schema/jdbc http://www.springframework.org/schema/jdbc/spring-jdbc-3.2.xsdhttp://www.springframework.org/schema/jee http://www.springframework.org/schema/jee/spring-jee-3.2.xsdhttp://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.2.xsdhttp://www.springframework.org/schema/data/jpa http://www.springframework.org/schema/data/jpa/spring-jpa-1.3.xsdhttp://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.2.xsdhttp://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsdhttp://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-3.2.xsd"><bean class="org.springframework.web.servlet.handler.SimpleUrlHandlerMapping">       <property name="mappings">         <props>         <prop key="/hello.do">helloController</prop>         </props>       </property> </bean> <bean id="helloController" class="controller.HelloController"/><!-- 配置视图解析器 --><bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">    <property name="prefix" value="/WEB-INF/"/>     <property name="suffix" value=".jsp"/> </bean> </beans>

HelloController.java

package controller;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;import org.springframework.web.servlet.ModelAndView;import org.springframework.web.servlet.mvc.Controller;/** * 二级控制器 * 处理业务逻辑 */public class HelloController implements Controller{public ModelAndView handleRequest(HttpServletRequest req,HttpServletResponse res) throws Exception {System.out.println("HelloController处理请求...");//hello是视图名,ViewResolver会将//视图名解析成真正的页面的名称，比如//解析成hello.jsp。return new ModelAndView("hello");}}

web.xml

<?xml version="1.0" encoding="UTF-8"?><web-app version="2.5" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">  <servlet>    <servlet-name>springmvc</servlet-name>    <servlet-class>             org.springframework.web.servlet.DispatcherServlet    </servlet-class>    <!-- DispatcherServlet的初始化方法    在执行时，会启动spring容器。 -->    <init-param>        <param-name>contextConfigLocation</param-name>        <param-value>classpath:spring-mvc.xml</param-value>    </init-param>    <load-on-startup>1</load-on-startup></servlet><servlet-mapping>    <servlet-name>springmvc</servlet-name>    <url-pattern>*.do</url-pattern></servlet-mapping>  </web-app>

hello.jsp

<h1>Hello,SpringMVC!</h1>