<?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:mvc="http://www.springframework.org/schema/mvc"xsi:schemaLocation="        http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsdhttp://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.1.xsdhttp://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.1.xsd">                    <!-- don't handle the static resource --><mvc:default-servlet-handler /><!-- if you use annotation you must configure following setting --><mvc:annotation-driven /><!-- scan the package and the sub package --><context:component-scan base-package="com.eco.controllor"/><!-- configure the InternalResourceViewResolver视图解析器 --><bean class="org.springframework.web.servlet.view.InternalResourceViewResolver" id="internalResourceViewResolver"><!-- 前缀 --><property name="prefix" value="/WEB-INF/jsp/" /><!-- 后缀 --><property name="suffix" value=".jsp" /></bean>
</beans>

@Controller//定义这是一个控制器
public class CController {@RequestMapping("/hello1")//浏览器访问路径public ModelAndView hello1() {ModelAndView mv = new ModelAndView();mv.addObject("msg", "world");//msg可以用el表达式在下面的页面写出来mv.setViewName("01.jsp");//没有视图解析器到根目录的jsp//mv.setViewName("hello");//有视图解析器到web-inf下的jspreturn mv;
    }@RequestMapping("/hello2")public String hello2() {return "hello";//转发:使用视图解析器就转到web-inf下的jsp//return "redirect:hello1";//重定向:视图解析器到hello1，然后hello1转到web-inf下的hi.jsp//return "hello.jsp";//转发:不使用视图解析器转到根目录下的jsp//return "forward:01.jsp";//转发:不使用视图解析器根目录下的jsp//return "redirect:01.jsp";//重定向:不使用视图解析器根目录下的jsp
    }@RequestMapping("/hello3")public void hello3(HttpServletRequest req,HttpServletResponse resp) throws Exception{        req.setAttribute("a", "就是我");//a可以用el表达式在下面的页面写出来        req.getRequestDispatcher("01.jsp").forward(req, resp);//请求转发到根目录下的jsp--不需要视图解析器         //resp.sendRedirect("01.jsp");//请求重定向到根目录下的jsp--不需要视图解析器  } }

    @RequestMapping("/hello4")//http://localhost:8080/webmvc/hello4?name=ecopublic String hello4(String name){System.out.println(name);return "hello";}@RequestMapping("/hello5")//http://localhost:8080/webmvc/hello5?name=eco&pwd=112313//User类的成员变量和域名称一样public String hello5(User user){System.out.println(user);return "hello";}@RequestMapping("/hello6")//http://localhost:8080/webmvc/hello6?name=ecopublic String hello6(String name,Model model){model.addAttribute("username", name);//这个username可以在下面的jsp页面用el表达式写出来
        System.out.println(name);return "hello";}