标签:登录 后端 Spring lrm User Boot import net zjs
文章目录
一、构建页面
1、构建登录页面
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=debice-width,initial-scale=1.0">
<title>登录页面</title>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/semantic-ui/2.2.10/semantic.min.css">
<link rel="stylesheet" href="../../static/css/css.css">
</head>
<body>
<br>
<br>
<br>
<div class="m-container-small m-padded-tb-massive" style="max-width: 30em !important;">
<div class="ui container">
<div class="ui middle aligned center aligned grid">
<div class="column">
<h2 class="ui teal image header">
<div class="content">
管理后台登录
</div>
</h2>
<form class="ui large form" method="post" action="#">
<div class="ui segment">
<div class="field">
<div class="ui left icon input">
<i class="user icon"></i>
<input type="text" name="username" placeholder="用户名">
</div>
</div>
<div class="field">
<div class="ui left icon input">
<i class="lock icon"></i>
<input type="password" name="password" placeholder="密码">
</div>
</div>
<div class="ui fluid large teal submit button">登 录</div>
</div>
<div class="ui error message"></div>
</form>
</div>
</div>
</div>
</div>
<!--/*/<th:block th:replace="_fragments :: script">/*/-->
<script src="https://cdn.jsdelivr.net/npm/jquery@3.2/dist/jquery.min.js"></script>
<script src="https://cdn.jsdelivr.net/semantic-ui/2.2.10/semantic.min.js"></script>
<!--/*/</th:block>/*/-->
</body>
</html>
2、构建后台管理页面
<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.w3.org/1999/xhtml">
<head th:replace="admin/_fragments::head(~{::title})">
<meta charset="UTF-8">
<meta name="viewport" content="width=debice-width,initial-scale=1.0">
<title>博客管理</title>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/semantic-ui/2.2.10/semantic.min.css">
<link rel="stylesheet" href="../../static/css/css.css">
</head>
<body>
<!--导航栏-->
<nav th:replace="admin/_fragments::menu(0)" class="ui inverted attached segment m-padded-tb-mini m-shadow-small" ><!--inverted 反色 attached 圆角变直角-->
<!--设置log-->
<div class="ui container">
<div class="ui inverted secondary stackable menu"><!--stackable(可堆叠效果)会根据页面大小改变显示比例-->
<h2 class="ui teal header item">管理后台</h2>
<a href="#" class="m-item item m-mobile-hide"><i class="home icon"></i> 博客</a>
<a href="#" class="active m-item item m-mobile-hide"><i class="idea icon"></i>分类</a>
<a href="#" class="m-item item m-mobile-hide"><i class="tags icon"></i>标签</a>
<!--右侧头像-->
<div class="right m-item m-mobile-hide menu">
<div class="ui dropdown item">
<div class="text">
<img class="ui avatar image" src="https://unsplash.it/100/100?image=1010">
Beauty
</div>
<!--下拉图标-->
<i class="dropdown icon"></i>
<div class="menu">
<a href="#" class="item">注销</a>
</div>
</div>
</div>
</div>
</div>
<!--移动端响应图标-->
<a href="#" class="ui menu toggle black icon button m-right-top m-mobile-show">
<i class="sidebar icon"></i>
</a>
</div>
</nav>
<!--二级导航-->
<div class="ui attached pointing menu">
<div class="ui container">
<div class="right menu">
<a href="#" class="item">发布</a>
<a href="#" class="teal active item">列表</a>
</div>
</div>
</div>
<!--中间内容-->
<div class="m-container-small m-padded-tb-large">
<div class="ui m-container">
<div class="ui success large message">
<h3>Hi,</h3>
<p>beauty,欢迎登录!</p>
</div>
<img src="https://picsum.photos/1000/1000?image=1015" alt="" class="ui rounded bordered fluid image"/>
</div>
</div>
<!--底部-->
<footer th:replace="admin/_fragments::footer" class="ui inverted vertical segment m-padded-tb-massive">
<div class="ui center aligned container"><!--center aligned 居中-->
<div class="ui inverted divided stackable grid"><!--grid会将div分为16份布局 inverted divided模块之间的线条显示-->
<!--第一板块-->
<div class="three wide column">
<div class="ui inverted link list">
<div class="item">
<img src="../../static/imags/erweima.png" class="ui rounded image" alt="" style="width:100px">
</div>
</div>
</div>
<!--第二板块-->
<div class="three wide column">
<h4 class="ui inverted header m-text-thin m-text-spaced ">最新博客</h4>
<div class="ui inverted link list">
<a href="#" class="item">用户故事(User Story)</a>
<a href="#" class="item">关于课余练习的清单</a>
<a href="#" class="item">成功要趁早</a>
</div>
</div>
<!--第三板块-->
<div class="three wide column">
<h4 class="ui inverted header m-text-thin m-text-spaced ">联系我</h4>
<div class="ui inverted link list">
<a href="#" class="item">Email:Everyone@162.com</a>
<a href="#" class="item">QQ:123456789</a>
</div>
</div>
<!--第四板块-->
<div class="seven wide column">
<h4 class="ui inverted header m-text-thin m-text-spaced ">Blog</h4>
<p class="m-text-thin m-text-spaced m-opacity-mini ">这是我的个人博客、会分享关于编程、协作、思考相关的任何内容,希望可以给来到这儿的人有所帮助……</p>
</div>
</div>
<!--第五板块-->
<div class="ui inverted section divider"></div>
<p class="m-text-thin m-text-spaced m-opacity-tiny">Copyright @ 2016-2017 Lirenmi Designed by Lirenmi</p>
</div>
</footer>
<!--/*/<th:block th:replace="_fragments :: script">/*/-->
<script src="https://cdn.jsdelivr.net/npm/jquery@3.2/dist/jquery.min.js"></script>
<script src="https://cdn.jsdelivr.net/semantic-ui/2.2.10/semantic.min.js"></script>
<!--/*/</th:block>/*/-->
<script>
$('.menu.toggle').click(function (){
$('.m-item').toggleClass('m-mobile-hide');
});
/*用户名下拉*/
$('.ui.dropdown').dropdown({
on:'hover'
});
</script>
</body>
</html>
3、复制_fragments
- 修改其代码
<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.w3.org/1999/xhtml">
<head th:fragment="head(title)">
<meta charset="UTF-8">
<meta name="viewport" content="width=debice-width,initial-scale=1.0">
<title th:replace="${title}">详情页</title>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/semantic-ui/2.2.10/semantic.min.css">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/animate.css/4.1.1/animate.min.css"/>
<link rel="stylesheet" href="../static/css/typo.css" th:href="@{/css/typo.css}">
<link rel="stylesheet" href="../static/lib/prism/prism.css" th:href="@{/prism/prism.css}">
<link rel="stylesheet" href="../static/lib/tocbot/tocbot.css" th:href=@{/tocbot/tocbot.css}>
<link rel="stylesheet" href="../static/css/css.css" th:href="@{/css/css.css}">
</head>
<body>
<!--导航栏-->
<nav th:fragment="menu(n)" class="ui inverted attached segment m-padded-tb-mini m-shadow-small" ><!--inverted 反色 attached 圆角变直角-->
<!--设置log-->
<div class="ui container">
<div class="ui inverted secondary stackable menu"><!--stackable(可堆叠效果)会根据页面大小改变显示比例-->
<h2 class="ui teal header item">管理后台</h2>
<a href="#" class="m-item item m-mobile-hide" th:classappend="${n==1} ? 'active'"><i class="home icon"></i> 博客</a>
<a href="#" class="active m-item item m-mobile-hide" th:classappend="${n==2} ? 'active'"><i class="idea icon"></i>分类</a>
<a href="#" class="m-item item m-mobile-hide" th:classappend="${n==3} ? 'active'"><i class="tags icon"></i>标签</a>
<!--右侧头像-->
<div class="right m-item m-mobile-hide menu">
<div class="ui dropdown item">
<div class="text">
<img class="ui avatar image" src="https://unsplash.it/100/100?image=1010">
Beauty
</div>
<!--下拉图标-->
<i class="dropdown icon"></i>
<div class="menu">
<a href="#" class="item">注销</a>
</div>
</div>
</div>
</div>
</div>
<!--移动端响应图标-->
<a href="#" class="ui menu toggle black icon button m-right-top m-mobile-show">
<i class="sidebar icon"></i>
</a>
</div>
</nav>
<!--底部-->
<footer th:fragment="footer" class="ui inverted vertical segment m-padded-tb-massive">
<div class="ui center aligned container"><!--center aligned 居中-->
<div class="ui inverted divided stackable grid"><!--grid会将div分为16份布局 inverted divided模块之间的线条显示-->
<!--第一板块-->
<div class="three wide column">
<div class="ui inverted link list">
<div class="item">
<img src="../static/imags/erweima.png" th:src="@{/imags/erweima.png}" class="ui rounded image" alt="" style="width:100px">
</div>
</div>
</div>
<!--第二板块-->
<div class="three wide column">
<h4 class="ui inverted header m-text-thin m-text-spaced ">最新博客</h4>
<div class="ui inverted link list">
<a href="#" class="item">用户故事(User Story)</a>
<a href="#" class="item">关于课余练习的清单</a>
<a href="#" class="item">成功要趁早</a>
</div>
</div>
<!--第三板块-->
<div class="three wide column">
<h4 class="ui inverted header m-text-thin m-text-spaced ">联系我</h4>
<div class="ui inverted link list">
<a href="#" class="item">Email:Everyone@162.com</a>
<a href="#" class="item">QQ:123456789</a>
</div>
</div>
<!--第四板块-->
<div class="seven wide column">
<h4 class="ui inverted header m-text-thin m-text-spaced ">Blog</h4>
<p class="m-text-thin m-text-spaced m-opacity-mini ">这是我的个人博客、会分享关于编程、协作、思考相关的任何内容,希望可以给来到这儿的人有所帮助……</p>
</div>
</div>
<!--第五板块-->
<div class="ui inverted section divider"></div>
<p class="m-text-thin m-text-spaced m-opacity-tiny">Copyright @ 2016-2017 Lirenmi Designed by Lirenmi</p>
</div>
</footer>
<th:block th:fragment="script">
<script src="https://cdn.jsdelivr.net/npm/jquery@3.2/dist/jquery.min.js"></script>
<script src="https://cdn.jsdelivr.net/semantic-ui/2.2.10/semantic.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/jquery.scrollto@2.1.3/jquery.scrollTo.min.js"></script>
<script src="../static/lib/prism/prism.js" th:src="@{/prism/prism.js}"></script>
<script src="../static/lib/tocbot/tocbot.min.js" th:src="@{/tocbot/tocbot.min.js}"></script>
<script src="../static/lib/qrcode/qrcode.min.js" th:src="@{/qrcode/qrcode.min.js}"></script>
<script src="../static/lib/waypoints/jquery.waypoints.min.js" th:src="@{/waypoints/jquery.waypoints.min.js}"></script>
</th:block>
</body>
</html>
二、实现登录
1、创建用户接口
package net.zjs.lrm.service;
import net.zjs.lrm.po.User;
/**
* 功能:用户接口
* 作者:zjs
* 日期:2021-06-11
*/
public interface UserService {
User checkUser(String username, String password);
}
2、创建用户实现类
package net.zjs.lrm.service;
import net.zjs.lrm.dao.UserRepository;
import net.zjs.lrm.po.User;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
/**
* 功能:用户实现类
* 作者:zjs
* 日期:2021-06-11
*/
@Service
public class UserServiceImpl implements UserService{
/*注入*/
@Autowired
private UserRepository userRepository;
@Override
public User checkUser(String username, String password) {
User user= userRepository.findByUsernameAndPassword(username,password);
return user;
}
}
3、创建UserRepository
package net.zjs.lrm.dao;
import net.zjs.lrm.po.User;
import org.springframework.data.jpa.repository.JpaRepository;
/**
* 功能:
* 作者:zjs
* 日期:2021-06-11
*/
public interface UserRepository extends JpaRepository<User,Long> {
User findByUsernameAndPassword(String username,String password);
}
4、初始化一个用户
5、访问:http://localhost:8080/admin
6、输入用户名密码没有反应,更改login.html代码
7、登录成功
8、添加非空验证
9、添加错误提示
10、效果
标签:登录,后端,Spring,lrm,User,Boot,import,net,zjs 来源: https://blog.csdn.net/qq_48838980/article/details/117826683
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