本人對springmvc前端交互不太懂,搜索了很多關(guān)于springmvc前端交互介紹,下面我來記錄一下,有需要了解的朋友可參考。希望此文章對各位有所幫助。
Controller.java代碼:
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@Controller public class DataController { //一、接收和通過ModelMap傳出參數(shù),不需要視圖解析器,測試時加了解析器,顧返回值不需后綴 //普通參數(shù) @RequestMapping ( "/data1" ) public String data1( @RequestParam ( "uname" )String name,ModelMap mm){ //接收數(shù)據(jù) //1.頁面提交的表單域名和參數(shù)名需相同 //2.非要與提交的表單域名不一樣的時候,如上加@RequestParam("uname"),但提交的表單域名名必須和uname相同 // System.out.println(name); //傳遞數(shù)據(jù)到頁面,添加ModelMap mm,類似request.setAttribute() mm.addAttribute( "uname" , name); return "data" ; } //對象參數(shù) @RequestMapping ( "/data2" ) public String data2(User user,ModelMap mm){ //接收數(shù)據(jù) //提交的表單域名需和對象里的屬性名一致 // System.out.println(user); //傳遞數(shù)據(jù)到頁面,添加ModelMap mm,類似request.setAttribute() mm.addAttribute( "user" , user); return "data" ; } //二、接收和通過ModelAndView傳出參數(shù),需要配置視圖解析器 @RequestMapping ( "/data3" ) public ModelAndView data3(HttpServletRequest req,HttpServletResponse resp){ ModelAndView mv = new ModelAndView(); User user = new User(); //接收數(shù)據(jù) user.setName(req.getParameter( "name" )); user.setPassword(req.getParameter( "password" )); //傳遞數(shù)據(jù) req.setAttribute( "uname" , user.getName()); req.setAttribute( "user" , user); mv.setViewName( "data" ); return mv; } } |
springmvc.xml配置
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< mvc:annotation-driven /> <!-- viewResolver --> < bean id = "viewResolver" class = "org.springframework.web.servlet.view.UrlBasedViewResolver" > <!-- 視圖解析類型 --> < property name = "viewClass" value = "org.springframework.web.servlet.view.JstlView" /> <!-- 設(shè)置前綴 --> < property name = "prefix" value = "/" /> <!-- 設(shè)置后綴 --> < property name = "suffix" value = ".jsp" /> </ bean > < context:component-scan base-package = "com.xhx.controller" /> |
以上就是本文的全部內(nèi)容,希望對大家的學(xué)習(xí)有所幫助,也希望大家多多支持服務(wù)器之家。
原文鏈接:http://www.cnblogs.com/xiaohongxin/p/6516629.html