AdminEx - 响应式设计后台管理系统基本功能
需要的文件
链接：https://pan.baidu.com/s/1-2WeqneFeoxzl_MdOiHbUA
提取码：ayan
新建项目
来登录页
@Controller
public class IndexController {
/**
* 来登录页
*
* @return
*/
@GetMapping(value = {
"/", "/login"})
public String loginPage() {
return "login";
}
}
去主页
@PostMapping("/login")
public String main(){
//登录成功重定向到index.html
return "redirect:/index";
}
/**
* 去主页index
* @return
*/
@GetMapping("index.html")
public String indexPage(){
return "index";
}
@AllArgsConstructor
@NoArgsConstructor
@Data
public class User {
private String username;
private String password;
}
package com.wenlaing.admin.controller;
import com.wenlaing.admin.bean.User;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import javax.servlet.http.HttpSession;
@Controller
public class IndexController {
/**
* 来登录页
* @return
*/
@GetMapping(value = {
"/","/login"})
public String loginPage(){
return "main";
}
@PostMapping("/login")
public String main(User user, HttpSession session, Model model){
//RedirectAttributes
if(StringUtils.hasLength(user.getUsername()) && "123456".equals(user.getPassword())){
//把登陆成功的用户保存起来
session.setAttribute("loginUser",user);
//登录成功重定向到main.html; 重定向防止表单重复提交
return "redirect:/main.html";
}else {
model.addAttribute("msg","账号密码错误");
//回到登录页面
return "main";
}
}
/**
* 去main页面
* @return
*/
@GetMapping("/main.html")
public String mainPage(HttpSession session, Model model){
//最好用拦截器,过滤器
Object loginUser = session.getAttribute("loginUser");
if(loginUser != null){
return "main";
}else {
//session过期，没有登陆过
//回到登录页面
model.addAttribute("msg","请重新登录");
return "main";
}
}
}
登录页
html lang="en" xmlns:th="http://www.thymeleaf.org"><!-- 要加这玩意thymeleaf才能用 -->
<form class="form-signin" action="index.html" method="post" th:action="@{/login}">
<div class="login-wrap">
<label style="color: #ff0000" th:text="${msg}"></label>
<input type="text" name="username" class="form-control" placeholder="用户名" autofocus>
<input type="password" name="password" class="form-control" placeholder="密码">
<button class="btn btn-lg btn-login btn-block" type="submit">
<i class="fa fa-check"></i>
</button>
<div class="registration">
还没有账号?
<a class="" href="registration.html">
去注册
</a>
</div>
<label class="checkbox">
<input type="checkbox" value="remember-me"> 记住密码
<span class="pull-right">
<a data-toggle="modal" href="#myModal"> 忘记密码?</a>
</span>
</label>
</div>
页面提示信息
<label style="color: #ff0000" th:text="${msg}"></label>
