简单的SpringMVC流程
SpringMVC框架搭建
第一步:创建一个JavaWeb工程
第二步:导入Jar包:参考资料-》jar包-》springmvc独立运行
第三步:创建Spring-mvc配置文件。
<?xmlversion="1.0"encoding="UTF-8"?> <beansxmlns="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" xsi:schemaLocation=" http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd">
<context:component-scanbase-package="com.jredu.controller"/>
</beans> |
第四步:配置前端控制器
<?xmlversion="1.0"encoding="UTF-8"?> <web-appversion="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"> <!-- 前端控制器 --> <servlet> <servlet-name>springmvc</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <init-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:config/spring-mvc.xml</param-value> </init-param> <load-on-startup>1</load-on-startup> </servlet> <servlet-mapping> <servlet-name>springmvc</servlet-name> <url-pattern>/</url-pattern> <!-- 1 *.action 只拦截后缀为xx的请求 2 / 不拦截jsp,会拦截其他请求(css,js) springmvc放行静态资源 3 /* 会拦截所有请求,不建议使用 --> </servlet-mapping> </web-app> |
第五步:创建视图控制器:
@Controller @RequestMapping("/demo") publicclass DemoController {
@RequestMapping("/list") public ModelAndView list(){ List<String> list = new ArrayList<String>(); list.add("jredu001"); list.add("jredu002"); ModelAndView modelAndView = new ModelAndView(); modelAndView.addObject("list",list); modelAndView.setViewName("/WEB-INF/pages/list.jsp"); return modelAndView; } }
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第六步:创建视图jsp
<%@pagelanguage="java"import="java.util.*"pageEncoding="utf-8"%> <%@tagliburi="http://java.sun.com/jsp/jstl/core" prefix="c"%> <!DOCTYPEHTMLPUBLIC"-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <title>spring-mvc案例</title> </head> <body> <c:forEachvar="item"items="${list}"> <c:outvalue="${item}"></c:out> </c:forEach> </body> </html>
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