借助org.springframework.ui.Model 對像或Map 對象將信息傳到springmvc 的頁面中
需要:jstl 支持和EL 表達式
1.maven 添加依賴:
<!-- jstl(jsp 標準標籤庫) --> ;dependency> <groupId>jstl</groupId> <artifactId>jstl</artifactId> <version>1.2</version> ;/dependency>
2.controller 中的方法
/** **/@Controller@RequestMapping("/hello")public class HelloController {/** * 請求地址:項目名/hello/userinfo * @return */@RequestMapping("userinfo")public String userinfo(org.springframework.ui.Model model,Map<String, Object> map){//傳遞單個對象UserInfoModel info = new UserInfoModel("張三",99,"男");model.addAttribute("info",info);List<UserInfoModel> list = new ArrayList<UserInfoModel>();list.add(new UserInfoModel("李四",20,"男"));list.add(new UserInfoModel("王五",21,"女"));list.add(new UserInfoModel("趙六",22,"男"));//傳遞多個對象map.put("user_list", list);return "hello/userinfo"; //servlet.xml 中定義的前綴(prefix)+返回值+後綴(suffix)拼接的物理地址}}3.測試實體對象
package demo.models.hello;import java.util.Date;/** **/public class UserInfoModel {public UserInfoModel(String name,int age,String sex){this.name=name;this.age=age;this.sex=sex;this.date = new Date();}String name;int age;String sex;Date date;public Date getDate() {return date;}public void setDate(Date date) {this.date = date;}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;}public String getSex() {return sex;}public void setSex(String sex) {this.sex = sex;}}4.jsp 頁面
<%@ page language="java" contentType="text/html; charset=utf-8"pageEncoding="utf-8"%><!-- 引入jstl core庫,使用循環標籤--><%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%><!-- 引入jstl fmt庫,格式化時間標籤--><%@ taglib prefix="fmt" uri="http://java.sun.com/jsp/jstl/fmt" %><!-- 開啟EL 表達式支持--><%@ page isELIgnored="false"%><!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>Insert title here</title><script scr="/content/index.js"></script><link href="/content/index.css" rel="external nofollow" /></head><body><h3>頁面信息</h3><div>url:${pageContext.request.contextPath}</div><h3>用戶信息</h3><div>name:${info.name}</div><div>age:${info.age}</div><div>sex:${info.sex}</div><div>date:<fmt:formatDate pattern="yyyy-MM-dd HH:mm:ss" value="${info.date}" /></div><h3>用戶列表</h3><table><tr><td>name</td><td>age</td><td>sex</td><td>date</td></tr><c:forEach items="${user_list}" var="p"><tr><td>${p.name}</td><td>${p.age}</td><td>${p.sex}</td><td><fmt:formatDate pattern="yyyy-MM-dd HH:mm:ss" value="${p.date}"/></td></tr></c:forEach><tr><td colspan="4" style="text-align: center;">jstl forEach</td></tr><tr><td>行號</td><td>col1</td><td>col2</td><td>col3</td></tr><c:forEach begin="1" end="5" var="i"><tr><td>${i}</td><td>${i+2}</td><td>${i+3}</td><td>${i+4}</td></tr></c:forEach></table></body></html>以上這篇java-jsp springmvc-controller 傳值到頁面的方法就是小編分享給大家的全部內容了,希望能給大家一個參考,也希望大家多多支持武林網。