SpringMvc入门----HTML表单与SpringMVC表单提交

来源:互联网 发布:道格克里斯蒂数据 编辑:程序博客网 时间:2024/05/01 23:48

提供默认值得bean:

package com.Ace.controller;
public class User {
private String name="xieyongxue";
private int age=20;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
}

Controller:

package com.Ace.controller;

import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
@Controller
public class Test1Controller {
/*
* http://localhost:8080/springmvc/page/xieyongxue/19
* 网页将会跳转到name.jsp页面
*/
@RequestMapping(value="page/{name}/{age}",method=RequestMethod.GET)
public String getName(ModelMap map,@PathVariable("name")String name,@PathVariable("age") int age){
map.addAttribute("name", name);
map.addAttribute("age", age);
return "name";
}
/* URL传参,表单传参:
* http://localhost:8080/springmvc/result?name=xieyongxue&age=19
* 将会跳到web-inf/views/result.jsp页面
*/
@RequestMapping(value="/result",method=RequestMethod.GET)
public String getParam(ModelMap map,@RequestParam String name,@RequestParam int age){
map.addAttribute("name", name);
map.addAttribute("age", age);
return "result";
}
/*
* 使用springmvc与html表单提交数据
*/
@RequestMapping(value="/adduser",method=RequestMethod.GET)
public String addUser(ModelMap map){
  User user=new User();
  user.setName("yongxue");
  map.addAttribute("user", user);
  return "adduser";
}

}

页面:

<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<%@taglib uri="http://www.springframework.org/tags/form" prefix="form" %>


<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    <title>HTML表单提交</title>
  </head>
  <body>
  <!--  <form action="result" method="get">
    姓名:<input type="text" name="name"><br>
    年龄:<input  type="text" name="age"><br>
  <input type="submit" value="提交">
  </form>
  -->
 <!-- springmvc所提供的表单,会填充默认值在表单 -->
 <form:form action="result" method="get" modelAttribute="user">
  姓名:<form:input path="name"/><br>
  年龄:<form:input path="age"/><br>
 <input type="submit" value="提交">
 </form:form>
  </body>
</html>

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