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  • SpringMVC简单入门-HelloWorld

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    参考地址:http://www.cnblogs.com/sunada2005/p/3576431.html#commentform

     小例子的结构

    1,web.xml

    <?xml version="1.0" encoding="UTF-8"?>
    <web-app id="citic" version="2.4" xmlns="http://java.sun.com/xml/ns/j2ee"
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd">
        <display-name>SpringMVC</display-name>
    
          
          <servlet>
            <servlet-name>SpringMVC</servlet-name>
            <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
            <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>/jsp/HelloWorld.jsp</welcome-file>
          </welcome-file-list>
    </web-app>

    2,SpringMVC-servlet.xml, *-servlet.xml,此处*填写web.xml中ServletName的值

    <?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:p="http://www.springframework.org/schema/p"    
        xmlns:context="http://www.springframework.org/schema/context"    
        xmlns:mvc="http://www.springframework.org/schema/mvc"    
        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    
               http://www.springframework.org/schema/mvc     
               http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd"> 
               
         <!-- http://192.168.1.117:8080/SpringMVC/test1/helloWorld -->
        <bean name="/test1/helloWorld" class="com.springmvc.web.controller.HelloWorldController" /> 
         
        <!-- ViewResolver --> 
        <bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver">
           <!-- find jsp from WEB-INF folder
           <property name="prefix" value="/WEB-INF"/> 
            --> 
            <!-- find jsp from WebContent/jsp folder -->
            <property name="prefix" value="/jsp"/> 
            <property name="suffix" value=".jsp"/> 
        </bean>
         
    </beans>

     3,HelloWorldController.java

    package com.springmvc.web.controller;
    
    import javax.servlet.http.HttpServletRequest;
    import javax.servlet.http.HttpServletResponse;
    
    import org.springframework.web.servlet.ModelAndView;
    import org.springframework.web.servlet.mvc.Controller;
    
    public class HelloWorldController implements Controller {
    
        @Override
        public ModelAndView handleRequest(HttpServletRequest arg0,
                HttpServletResponse arg1) throws Exception {
            // TODO Auto-generated method stub
            System.out.println("hello,this is HelloWorldController.java");
            
            /**
             * SpringMVC-servlet.xml中
             * <property name="prefix" value="/"/> 则从webContent下面读jsp
             * <property name="prefix" value="/WEB-INF"/> 从WEB-INF文件夹下读jsp
             */
            return new ModelAndView("/HelloWorld");//对应的就是HelloWorld.jsp
        }
    
    }

    4, HelloWorld.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>
    This is HelloWorld.jsp, /WebContent/jsp 文件夹下面
    </body>
    </html>

    访问:http://localhost:8080/SpringMVC/test1/helloWorld

    *

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  • 原文地址:https://www.cnblogs.com/qingmaple/p/5224489.html
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