1.首先為了能直觀地在jsp頁面體現session的內容,我使用了jstl表達式,首先在pom.xml中引入jstl的依賴
<!-- jstl所需要的依賴 --> <dependency> <groupId>jstl</groupId> <artifactId>jstl</artifactId> <version>1.2</version> </dependency>
2.編寫登錄界面以及登錄成功界面
<%@ page contentType="text/html; charset=utf-8" pageEncoding="utf-8"%> <!DOCTYPE html > <html> <head> <meta charset="utf-8"> <title>用戶登錄</title> </head> <body> <form action="login" method="post"> <input type="text" name="uname" /><br/><br/> <input type="password" name="pwd" /><br/><br/> <input type="submit" value="登錄"><br/><br/> </form> </body> </html>
登錄成功界面
<%@ page contentType="text/html; charset=utf-8" pageEncoding="utf-8"%> <%@taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %><!-- 引入jstl庫 --> <!DOCTYPE html > <html> <head> <meta charset="utf-8"> <title>成功</title> </head> <body> <h1>${sessionScope.user.uname }登錄成功!!!</h1> <h2>歡迎您,${sessionScope.uname }</h2> </body> </html>
3.編寫請求處理類以及實體類
package com.yc.entity; public class User { private String uname; private String pwd; public String getUname() { return uname; } public void setUname(String uname) { this.uname = uname; } public String getPwd() { return pwd; } public void setPwd(String pwd) { this.pwd = pwd; } public String toString() { return "User [uname=" + uname + ", pwd=" + pwd + "]"; } }
請求處理類
package com.yc.controllers; import org.springframework.stereotype.Controller; import org.springframework.ui.ModelMap; import org.springframework.web.bind.annotation.ModelAttribute; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.SessionAttributes; import com.yc.entity.User; @Controller @SessionAttributes({"user","uname"}) public class LoginController { @RequestMapping("/login") public String login(User user,ModelMap map) { //user會自己注入session中 //將uname放入session作用域中,這樣轉發頁面也可以取到這個數據。 map.addAttribute("uname", user.getUname()); return "loginSuccess"; } }
4.運行測試
OK,到現在我們利用session實現的用戶登錄已經可以了
注:參考鏈接:http://blog.csdn.net/qq_26624661/article/details/52094721