后台Controller：
package com.taotao.sso.controller; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.web.bind.annotation.RequestMapping; //页面跳转Controller @Controller @RequestMapping("/page") public class PageController { //跳转到注册页面 @RequestMapping("/register") public String showRegister() { return "register"; } /** * 跳转到登录页面 * @param redirect 登录成功后跳转的回调页面url * @param model * @return */ @RequestMapping("/login") public String showLogin(String redirect,Model model) { model.addAttribute("redirect", redirect); return "login"; } }
前台jsp：
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <%@ page trimDirectiveWhitespaces="true" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"/> <title>登录淘淘</title> <link type="text/css" rel="stylesheet" href="/css/login.css"/> <script type="text/javascript" src="/js/jquery-1.6.4.js"></script> </head> <body> <div class="w"> <div id="logo"> <a href="http://localhost:8082" clstag="passport|keycount|login|01"> <img src="/images/taotao-logo.gif" alt="淘淘" width="170" height="60"/> </a><b></b> </div> </div> <form id="formlogin" method="post" onsubmit="return false;"> <div class=" w1" id="entry"> <div class="mc " id="bgDiv"> <div id="entry-bg" clstag="passport|keycount|login|02" style="width: 511px; height: 455px; position: absolute; left: -44px; top: -44px; background: url(/images/544a11d3Na5a3d566.png) 0px 0px no-repeat;"> </div> <div class="form "> <div class="item fore1"> <span>用户名</span> <div class="item-ifo"> <input type="text" id="loginname" name="username" class="text" tabindex="1" autocomplete="off"/> <div class="i-name ico"></div> <label id="loginname_succeed" class="blank invisible"></label> <label id="loginname_error" class="hide"><b></b></label> </div> </div> <script type="text/javascript"> setTimeout(function () { if (!$("#loginname").val()) { $("#loginname").get(0).focus(); } }, 0); </script> <div id="capslock"><i></i><s></s>键盘大写锁定已打开，请注意大小写</div> <div class="item fore2"> <span>密码</span> <div class="item-ifo"> <input type="password" id="nloginpwd" name="password" class="text" tabindex="2" autocomplete="off"/> <div class="i-pass ico"></div> <label id="loginpwd_succeed" class="blank invisible"></label> <label id="loginpwd_error" class="hide"></label> </div> </div> <div class="item login-btn2013"> <input type="button" class="btn-img btn-entry" id="loginsubmit" value="登录" tabindex="8" clstag="passport|keycount|login|06"/> </div> </div> </div> <div class="free-regist"> <span><a href="/page/register" clstag="passport|keycount|login|08">免费注册>></a></span> </div> </div> </form> <script type="text/javascript"> var redirectUrl = "${redirect}"; var LOGIN = { checkInput:function() { if ($("#loginname").val() == "") { alert("用户名不能为空"); $("#loginname").focus(); return false; } if ($("#nloginpwd").val() == "") { alert("密码不能为空"); $("#nloginpwd").focus(); return false; } return true; }, doLogin:function() { $.post("/user/login", $("#formlogin").serialize(),function(data){ if (data.status == 200) { alert("登录成功！"); if (redirectUrl == "") {//如果没有回调跳转到首页 location.href = "http://localhost:8082"; } else { //有回调，跳转到回调页面 location.href = redirectUrl; } } else { alert("登录失败，原因是：" + data.msg); $("#loginname").select(); } }); }, login:function() { if (this.checkInput()) { this.doLogin(); } } }; $(function(){ $("#loginsubmit").click(function(){ LOGIN.login(); }); }); </script> </body> </html>
页面：
如果有回调参数，则，输入用户名，密码后，点登录成功确认，会跳转到回调页面：
点确定：会跳转到百度：
