第101天学习打卡（SpringBoot springmvc自动配置，修改springboot的默认配置 员工管理系统前半部分学习 ）
SpringMVC自动配置
打断点的操作：
源码：
private List<View> getCandidateViews(String viewName, Locale locale, List<MediaType> requestedMediaTypes) throws Exception {
List<View> candidateViews = new ArrayList();
if (this.viewResolvers != null) {
Assert.state(this.contentNegotiationManager != null, "No ContentNegotiationManager set");
Iterator var5 = this.viewResolvers.iterator();
while(var5.hasNext()) {
ViewResolver viewResolver = (ViewResolver)var5.next();
View view = viewResolver.resolveViewName(viewName, locale);
if (view != null) {
candidateViews.add(view);
}
Iterator var8 = requestedMediaTypes.iterator();
while(var8.hasNext()) {
MediaType requestedMediaType = (MediaType)var8.next();
List<String> extensions = this.contentNegotiationManager.resolveFileExtensions(requestedMediaType);
Iterator var11 = extensions.iterator();
while(var11.hasNext()) {
String extension = (String)var11.next();
String viewNameWithExtension = viewName + '.' + extension;
view = viewResolver.resolveViewName(viewNameWithExtension, locale);
if (view != null) {
candidateViews.add(view);
}
}
}
}
}
if (!CollectionUtils.isEmpty(this.defaultViews)) {
candidateViews.addAll(this.defaultViews);
}
return candidateViews;
}
MyMvcConfig.java 自定义视图解析器
package com.kuang.config;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.View;
import org.springframework.web.servlet.ViewResolver;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
import java.util.Locale;
//扩展 springmvc
//如果你想要的自定义一些定制化的功能，只要写这个组件，然后将它交给springboot, springboot就会帮我们自动装配
@Configuration //将这个类变成配置类
public class MyMvcConfig implements WebMvcConfigurer {
//public interface ViewResolver 实现了视图解析器接口的类，我们就可以把它看做视图解析器
@Bean
public ViewResolver myViewResolver(){
return new MyViewResolver();
}
//自定义了一个视图解析器
public static class MyViewResolver implements ViewResolver{
@Override
public View resolveViewName(String s, Locale locale) throws Exception {
return null;
}
}
}
源码：
@Bean
public FormattingConversionService mvcConversionService() {
Format format = this.mvcProperties.getFormat();
WebConversionService conversionService = new WebConversionService((new DateTimeFormatters()).dateFormat(format.getDate()).timeFormat(format.getTime()).dateTimeFormat(format.getDateTime()));
this.addFormatters(conversionService);
return conversionService;
}
修改SpringBoot的默认配置
方式一：
这么多的自动配置，原理都是一样的，通过这个WebMVC的自动配置原理分析，我们要学会一种学习方式，通过源码探究，得出结论。
SpringBoot的底层，大量用到了这些设计细节的思想，所以要多读源码。
SpringBoot在自动配置很多组件的时候，先看容器中有没有用户自己配置的（如果用户自己配置@bean）,如果有就用用户配置的，如果没有就用自动配置的；如果有些组件可以存在多个，比如我们的视图解析器，就将用户配置的和自己默认的组合起来。
源码：获取所有的WebMvcConfigurer:
@Autowired(
required = false
)
public void setConfigurers(List<WebMvcConfigurer> configurers) {
if (!CollectionUtils.isEmpty(configurers)) {
this.configurers.addWebMvcConfigurers(configurers);
}
}
源码：
@ConditionalOnClass({
Servlet.class, DispatcherServlet.class, WebMvcConfigurer.class})
@ConditionalOnMissingBean({
WebMvcConfigurationSupport.class})
@AutoConfigureOrder(-2147483638)
@AutoConfigureAfter({
DispatcherServletAutoConfiguration.class, TaskExecutionAutoConfiguration.class, ValidationAutoConfiguration.class})
public class WebMvcAutoConfiguration {
public static final String DEFAULT_PREFIX = "";
public static final String DEFAULT_SUFFIX = "";
private static final String[] SERVLET_LOCATIONS = new String[]{
"/"};
public WebMvcAutoConfiguration() {
}
MyMvcConfig.java 视图跳转
package com.kuang.config;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;
import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
//如果我们要扩展springmvc,官方建议我们这样去做
@Configuration
@EnableWebMvc //这个就是导入了一个类： DelegatingWebMvcConfiguration:从容器中获取所有的webmvcconfig
public class MyMvcConfig implements WebMvcConfigurer {
//视图跳转
@Override
public void addViewControllers(ViewControllerRegistry registry) {
registry.addViewController("/kuang").setViewName("test");
}
}
在springboot中，有非常多的xxxx Configuration（配置类）帮助我们进行扩展配置，只要看见了这个东西，我们就要注意了。
选中多行里面的部分内容快捷键 shift + ctrl + alt
访问index页面的方式一：
IndexController
package com.kuang.controller;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
//首页控制
@Controller
public class IndexController {
@RequestMapping({
"/","/index.html"})
public String index(){
return "index";
}
}
方式二：
package com.kuang.config;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
@Configuration
public class MyMvcConfig implements WebMvcConfigurer {
@Override//添加视图控制
public void addViewControllers(ViewControllerRegistry registry) {
registry.addViewController("/").setViewName("index");// 到了/走到index
registry.addViewController("/index.html").setViewName("index");
}
}
访问结果：
不改成thymeleaf形式静态资源加载不了，所有的图标都看不了
1.首页配置：注意点，所有页面的静态资源都需要使用thymeleaf接管。由于是url 所以使用 @{}
application.properties 这个是更改了查看路径：
# 关闭模板引擎缓存
spring.thymeleaf.cache=false
server.servlet.context-path=/kuang
通过查看页面的源代码可以看到里面已经自动配置了/kuang
2国际化
首先确定设置为utf-8,避免乱码：
可视化编写：
点击Text和Resource Bundle可以切换界面
- 我们需要配置i18n文件
- 我们如果需要在项目中进行按钮自动切换，我们需要自定义一个组件
LocaleResolver - 记得将自己写的组件配置到spring容器里面，即@Bean里面。
- #{}
3.登录 + 拦截器
4.员工列表展示
1.提取公共页面
th:fragment="sidebar"
<div th:replace="~{commons/commons::sidebar(active='main.html')}">div>
如果要传递参数，可以直接使用()传参，接收判断即可。
列表循环展示。
员工管理系统前半部分学习
config
LoginHandlerInterceptor.java：拦截器
package com.kuang.config;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
//拦截器
public class LoginHandlerInterceptor implements HandlerInterceptor {
@Override
public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
//登录成功之后，应该有用户session
Object loginUser = request.getSession().getAttribute("loginUser");
if (loginUser==null){
//没有登录
request.setAttribute("msg","没有权限，请先登录");
request.getRequestDispatcher("/index.html").forward(request,response);
return false; //不放行
}else{
return true;
}
}
}
MyLocaleResolver.java:解析请求
package com.kuang.config;
import org.springframework.util.StringUtils;
import org.springframework.web.servlet.LocaleResolver;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.Locale;
public class MyLocaleResolver implements LocaleResolver {
//解析请求
@Override
public Locale resolveLocale(HttpServletRequest request) {
//获取请求中的语言参数
String language = request.getParameter("l");
System.out.println("Debug===>" + language);
Locale locale = Locale.getDefault();//如果没有就使用默认的
//如果请求的链接携带了国际化的参数
if (!StringUtils.isEmpty((language))){
//zh_CN
String[] split = language.split("_");
//国家 地区 static public final Locale ENGLISH = createConstant("en", "");
locale = new Locale(split[0], split[1]);
}
return locale;
}
@Override
public void setLocale(HttpServletRequest request, HttpServletResponse response, Locale locale) {
}
}
MyMvcConfig.java：视图解析
package com.kuang.config;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.LocaleResolver;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
@Configuration
public class MyMvcConfig implements WebMvcConfigurer {
@Override//添加视图控制
public void addViewControllers(ViewControllerRegistry registry) {
registry.addViewController("/").setViewName("index");// 到了/走到index
registry.addViewController("/index.html").setViewName("index");
registry.addViewController("/main.html").setViewName("dashboard");
}
//自定义的国际化组件就生效了
@Bean
public LocaleResolver localeResolver(){
return new MyLocaleResolver();
}
@Override
public void addInterceptors(InterceptorRegistry registry) {
registry.addInterceptor(new LoginHandlerInterceptor())
.addPathPatterns("/**").excludePathPatterns("/index.html","/","/user/login","/css/*","/js/**","/img/**");
}
}
controller
EmployeeController.java:
package com.kuang.controller;
import com.kuang.dao.EmployeeDao;
import com.kuang.pojo.Employee;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import java.util.Collection;
@Controller
public class EmployeeController {
@Autowired
EmployeeDao employeeDao;
//model是返回给前端
@RequestMapping("/emps")
public String list(Model model){
//获取所有的员工
Collection<Employee> employees = employeeDao.getAll();
model.addAttribute("emps",employees);
return "emp/list";
}
}
LoginController.java:
package com.kuang.controller;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import javax.servlet.http.HttpSession;
@Controller
public class LoginController {
@RequestMapping("/user/login")
public String login(@RequestParam("username") String username,
@RequestParam("password") String password,
Model model, HttpSession session){
//具体业务
if (!StringUtils.isEmpty(username) && "123456".equals(password)){
session.setAttribute("loginUser", username);
return "redirect:/main.html"; //登录成功重定向到main页面
}else {
//告诉用户，你登录失败了
model.addAttribute("msg","用户名或者密码错误！");
return "index";
}
}
}
dao
DepartmentDao.java:
package com.kuang.dao;
import com.kuang.pojo.Department;
import org.springframework.stereotype.Repository;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
//部门dao
@Repository //被spring托管
public class DepartmentDao {
//模拟数据库中的数据
private static Map<Integer, Department> departments = null;
//赋初始值值
static {
departments = new HashMap<Integer, Department>();//创建一个部门表
departments.put(101,new Department(101,"教学部"));
departments.put(102,new Department(102,"市场部"));
departments.put(103,new Department(103,"教研部"));
departments.put(104,new Department(104,"运营部"));
departments.put(105,new Department(105,"后勤部"));
}
//获得所有部门信息
public Collection<Department> getDepartments(){
return departments.values();
}
//通过id得到部门
public Department getDepartmentById(Integer id){
return departments.get(id);
}
}
Employee.java:
package com.kuang.dao;
import com.kuang.pojo.Department;
import com.kuang.pojo.Employee;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
//员工Dao
@Repository
public class EmployeeDao {
//模拟数据库中的数据
private static Map<Integer, Employee> employees = null;
//员工有所属的部门
@Autowired
private DepartmentDao departmentDao;
//赋初始值值
static {
employees = new HashMap<Integer, Employee>();//创建一个部门表
employees.put(1001,new Employee(1001,"AA","[email protected]",0,new Department(101,"教学部")));
employees.put(1002,new Employee(1001,"BB","[email protected]",1,new Department(102,"市场部")));
employees.put(1003,new Employee(1001,"CC","[email protected]",0,new Department(103,"教研部")));
employees.put(1004,new Employee(1001,"DD","[email protected]",1,new Department(104,"运营部")));
employees.put(1005,new Employee(1001,"EE","[email protected]",0,new Department(105,"后勤部")));
}
//主键自增
private static Integer initId = 1006;
//增加一个员工
public void save(Employee employee){
//既然是新增的信息，那ID肯定都是空
if (employee.getId()==null){
employee.setId(initId++);
}
employee.setDepartment(departmentDao.getDepartmentById(employee.getDepartment().getId()));
employees.put(employee.getId(),employee);
}
//查询全部员工信息
public Collection<Employee> getAll(){
return employees.values();
}
//通过id查询员工
public Employee getEmployeeById(Integer id){
return employees.get(id);
}
//删除员工通过id
public void delete(Integer id){
employees.remove(id);
}
}
pojo
Department.java
package com.kuang.pojo;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;
//部门表
@Data
@AllArgsConstructor
@NoArgsConstructor
public class Department {
private Integer id;
private String departmentName;
}
Employee.java:
package com.kuang.pojo;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;
import java.util.Date;
//员工表
@Data
@NoArgsConstructor
public class Employee {
private Integer id;
private String lastName;
private String email;
private Integer gender;//0:女 1：男
private Department department;
private Date birth;
public Employee(Integer id, String lastName, String email, Integer gender, Department department) {
this.id = id;
this.lastName = lastName;
this.email = email;
this.gender = gender;
this.department = department;
this.birth = new Date();
}
}
i18n
login.properties
login.btn=登录
login.password=密码
login.remember=记住我
login.tip=请登录
login.username=用户名
login_en_US.properties
login.btn=Sign in
login.password=Password
login.remember=Remember me
login.tip=Please sign in
login.username=Username
login_zh_CN.properties
login.btn=登录
login.password=密码
login.remember=记住我
login.tip=请登录
login.username=用户名
templates
404.html
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<meta name="description" content="">
<meta name="author" content="">
<title>Dashboard Template for Bootstraptitle>
<link th:href="@{css/bootstrap.min.css}" rel="stylesheet">
<link th:href="@{/css/dashboard.css}" rel="stylesheet">
<style type="text/css">
/* Chart.js */
@-webkit-keyframes chartjs-render-animation {
from {
opacity: 0.99
}
to {
opacity: 1
}
}
@keyframes chartjs-render-animation {
from {
opacity: 0.99
}
to {
opacity: 1
}
}
.chartjs-render-monitor {
-webkit-animation: chartjs-render-animation 0.001s;
animation: chartjs-render-animation 0.001s;
}
style>
head>
<body>
<nav class="navbar navbar-dark sticky-top bg-dark flex-md-nowrap p-0">
<a class="navbar-brand col-sm-3 col-md-2 mr-0" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">Company namea>
<input class="form-control form-control-dark w-100" type="text" placeholder="Search" aria-label="Search">
<ul class="navbar-nav px-3">
<li class="nav-item text-nowrap">
<a class="nav-link" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">Sign outa>
li>
ul>
nav>
<div class="container-fluid">
<div class="row">
<nav class="col-md-2 d-none d-md-block bg-light sidebar">
<div class="sidebar-sticky">
<ul class="nav flex-column">
<li class="nav-item">
<a class="nav-link active" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-home">
<path d="M3 9l9-7 9 7v11a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2z">path>
<polyline points="9 22 9 12 15 12 15 22">polyline>
svg>
Dashboard <span class="sr-only">(current)span>
a>
li>
<li class="nav-item">
<a class="nav-link" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-file">
<path d="M13 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V9z">path>
<polyline points="13 2 13 9 20 9">polyline>
svg>
Orders
a>
li>
<li class="nav-item">
<a class="nav-link" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-shopping-cart">
<circle cx="9" cy="21" r="1">circle>
<circle cx="20" cy="21" r="1">circle>
<path d="M1 1h4l2.68 13.39a2 2 0 0 0 2 1.61h9.72a2 2 0 0 0 2-1.61L23 6H6">path>
svg>
Products
a>
li>
<li class="nav-item">
<a class="nav-link" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-users">
<path d="M17 21v-2a4 4 0 0 0-4-4H5a4 4 0 0 0-4 4v2">path>
<circle cx="9" cy="7" r="4">circle>
<path d="M23 21v-2a4 4 0 0 0-3-3.87">path>
<path d="M16 3.13a4 4 0 0 1 0 7.75">path>
svg>
Customers
a>
li>
<li class="nav-item">
<a class="nav-link" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-bar-chart-2">
<line x1="18" y1="20" x2="18" y2="10">line>
<line x1="12" y1="20" x2="12" y2="4">line>
<line x1="6" y1="20" x2="6" y2="14">line>
svg>
Reports
a>
li>
<li class="nav-item">
<a class="nav-link" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-layers">
<polygon points="12 2 2 7 12 12 22 7 12 2">polygon>
<polyline points="2 17 12 22 22 17">polyline>
<polyline points="2 12 12 17 22 12">polyline>
svg>
Integrations
a>
li>
ul>
<h6 class="sidebar-heading d-flex justify-content-between align-items-center px-3 mt-4 mb-1 text-muted">
<span>Saved reportsspan>
<a class="d-flex align-items-center text-muted" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-plus-circle"><circle cx="12" cy="12" r="10">circle><line x1="12" y1="8" x2="12" y2="16">line><line x1="8" y1="12" x2="16" y2="12">line>svg>
a>
h6>
<ul class="nav flex-column mb-2">
<li class="nav-item">
<a class="nav-link" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-file-text">
<path d="M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z">path>
<polyline points="14 2 14 8 20 8">polyline>
<line x1="16" y1="13" x2="8" y2="13">line>
<line x1="16" y1="17" x2="8" y2="17">line>
<polyline points="10 9 9 9 8 9">polyline>
svg>
Current month
a>
li>
<li class="nav-item">
<a class="nav-link" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-file-text">
<path d="M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z">path>
<polyline points="14 2 14 8 20 8">polyline>
<line x1="16" y1="13" x2="8" y2="13">line>
<line x1="16" y1="17" x2="8" y2="17">line>
<polyline points="10 9 9 9 8 9">polyline>
svg>
Last quarter
a>
li>
<li class="nav-item">
<a class="nav-link" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-file-text">
<path d="M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z">path>
<polyline points="14 2 14 8 20 8">polyline>
<line x1="16" y1="13" x2="8" y2="13">line>
<line x1="16" y1="17" x2="8" y2="17">line>
<polyline points="10 9 9 9 8 9">polyline>
svg>
Social engagement
a>
li>
<li class="nav-item">
<a class="nav-link" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-file-text">
<path d="M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z">path>
<polyline points="14 2 14 8 20 8">polyline>
<line x1="16" y1="13" x2="8" y2="13">line>
<line x1="16" y1="17" x2="8" y2="17">line>
<polyline points="10 9 9 9 8 9">polyline>
svg>
Year-end sale
a>
li>
ul>
div>
nav>
<main role="main" class="col-md-9 ml-sm-auto col-lg-10 pt-3 px-4">
<h1>404h1>
main>
div>
div>
<script type="text/javascript" src="asserts/js/jquery-3.2.1.slim.min.js" >script>
<script type="text/javascript" src="asserts/js/popper.min.js" >script>
<script type="text/javascript" src="asserts/js/bootstrap.min.js" >script>
<script type="text/javascript" src="asserts/js/feather.min.js" >script>
<script>
feather.replace()
script>
<script type="text/javascript" src="asserts/js/Chart.min.js" >script>
<script>
var ctx = document.getElementById("myChart");
var myChart = new Chart(ctx, {
type: 'line',
data: {
labels: ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"],
datasets: [{
data: [15339, 21345, 18483, 24003, 23489, 24092, 12034],
lineTension: 0,
backgroundColor: 'transparent',
borderColor: '#007bff',
borderWidth: 4,
pointBackgroundColor: '#007bff'
}]
},
options: {
scales: {
yAxes: [{
ticks: {
beginAtZero: false
}
}]
},
legend: {
display: false,
}
}
});
script>
body>
html>
dashboard.html
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<meta name="description" content="">
<meta name="author" content="">
<title>Dashboard Template for Bootstraptitle>
<link th:href="@{/css/bootstrap.min.css}" rel="stylesheet">
<link th:href="@{/css/dashboard.css}" rel="stylesheet">
<style type="text/css">
/* Chart.js */
@-webkit-keyframes chartjs-render-animation {
from {
opacity: 0.99
}
to {
opacity: 1
}
}
@keyframes chartjs-render-animation {
from {
opacity: 0.99
}
to {
opacity: 1
}
}
.chartjs-render-monitor {
-webkit-animation: chartjs-render-animation 0.001s;
animation: chartjs-render-animation 0.001s;
}
style>
head>
<body>
<div th:replace="~{commons/commons::topbar}">div>
<div class="container-fluid">
<div class="row">
<div th:replace="~{commons/commons::sidebar(active='main.html')}">div>
<main role="main" class="col-md-9 ml-sm-auto col-lg-10 pt-3 px-4">
<div class="chartjs-size-monitor" style="position: absolute; left: 0px; top: 0px; right: 0px; bottom: 0px; overflow: hidden; pointer-events: none; visibility: hidden; z-index: -1;">
<div class="chartjs-size-monitor-expand" style="position:absolute;left:0;top:0;right:0;bottom:0;overflow:hidden;pointer-events:none;visibility:hidden;z-index:-1;">
<div style="position:absolute;width:1000000px;height:1000000px;left:0;top:0">div>
div>
<div class="chartjs-size-monitor-shrink" style="position:absolute;left:0;top:0;right:0;bottom:0;overflow:hidden;pointer-events:none;visibility:hidden;z-index:-1;">
<div style="position:absolute;width:200%;height:200%;left:0; top:0">div>
div>
div>
<div class="d-flex justify-content-between flex-wrap flex-md-nowrap align-items-center pb-2 mb-3 border-bottom">
<h1 class="h2">Dashboardh1>
<div class="btn-toolbar mb-2 mb-md-0">
<div class="btn-group mr-2">
<button class="btn btn-sm btn-outline-secondary">Sharebutton>
<button class="btn btn-sm btn-outline-secondary">Exportbutton>
div>
<button class="btn btn-sm btn-outline-secondary dropdown-toggle">
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-calendar"><rect x="3" y="4" width="18" height="18" rx="2" ry="2">rect><line x1="16" y1="2" x2="16" y2="6">line><line x1="8" y1="2" x2="8" y2="6">line><line x1="3" y1="10" x2="21" y2="10">line>svg>
This week
button>
div>
div>
<canvas class="my-4 chartjs-render-monitor" id="myChart" width="1076" height="454" style="display: block; width: 1076px; height: 454px;">canvas>
main>
div>
div>
<script type="text/javascript" src="asserts/js/jquery-3.2.1.slim.min.js" >script>
<script type="text/javascript" src="asserts/js/popper.min.js" >script>
<script type="text/javascript" src="asserts/js/bootstrap.min.js" >script>
<script type="text/javascript" src="asserts/js/feather.min.js" >script>
<script>
feather.replace()
script>
<script type="text/javascript" src="asserts/js/Chart.min.js" >script>
<script>
var ctx = document.getElementById("myChart");
var myChart = new Chart(ctx, {
type: 'line',
data: {
labels: ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"],
datasets: [{
data: [15339, 21345, 18483, 24003, 23489, 24092, 12034],
lineTension: 0,
backgroundColor: 'transparent',
borderColor: '#007bff',
borderWidth: 4,
pointBackgroundColor: '#007bff'
}]
},
options: {
scales: {
yAxes: [{
ticks: {
beginAtZero: false
}
}]
},
legend: {
display: false,
}
}
});
script>
body>
html>
index.html
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<meta name="description" content="">
<meta name="author" content="">
<title>Signin Template for Bootstraptitle>
<link th:href="@{/css/bootstrap.min.css}" rel="stylesheet">
<link th:href="@{/css/signin.css}" rel="stylesheet">
head>
<body class="text-center">
<form class="form-signin" th:action="@{/user/login}">
<img class="mb-4" th:src="@{/img/bootstrap-solid.svg}" alt="" width="72" height="72">
<h1 class="h3 mb-3 font-weight-normal" th:text="#{login.tip}">Please sign inh1>
<p style="color: red" th:text="${msg}" th:if="${not #strings.isEmpty(msg)}">p>
<input type="password" name="password" class="form-control" th:placeholder="#{login.password}" required="">
<div class="checkbox mb-3">
<label>
<input type="checkbox" value="remember-me"> [[#{login.remember}]]
label>
div>
<button class="btn btn-lg btn-primary btn-block" type="submit" th:text="#{login.btn}">Sign inbutton>
<p class="mt-5 mb-3 text-muted">© 2017-2021p>
<a class="btn btn-sm" th:href="@{/index.html(l='zh_CN')}">中文a>
<a class="btn btn-sm" th:href="@{/index.html(l='en_US')}">Englisha>
form>
body>
html>
commons提取公共页面
commons.html:
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<nav class="navbar navbar-dark sticky-top bg-dark flex-md-nowrap p-0" th:fragment="topbar">
<a class="navbar-brand col-sm-3 col-md-2 mr-0" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">[[${session.loginUser}]]a>
<input class="form-control form-control-dark w-100" type="text" placeholder="Search" aria-label="Search">
<ul class="navbar-nav px-3">
<li class="nav-item text-nowrap">
<a class="nav-link" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">注销a>
li>
ul>
nav>
<nav class="col-md-2 d-none d-md-block bg-light sidebar" th:fragment="sidebar">
<div class="sidebar-sticky">
<ul class="nav flex-column">
<li class="nav-item">
<a th:class="${active=='main.html'?'nav-link active':'nav-link'}" th:href="@{/index.html}">
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-home">
<path d="M3 9l9-7 9 7v11a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2z">path>
<polyline points="9 22 9 12 15 12 15 22">polyline>
svg>
首页 <span class="sr-only">(current)span>
a>
li>
<li class="nav-item">
<a class="nav-link" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-file">
<path d="M13 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V9z">path>
<polyline points="13 2 13 9 20 9">polyline>
svg>
Orders
a>
li>
<li class="nav-item">
<a class="nav-link" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-shopping-cart">
<circle cx="9" cy="21" r="1">circle>
<circle cx="20" cy="21" r="1">circle>
<path d="M1 1h4l2.68 13.39a2 2 0 0 0 2 1.61h9.72a2 2 0 0 0 2-1.61L23 6H6">path>
svg>
Products
a>
li>
<li class="nav-item">
<a th:class="${active=='list.html'?'nav-link active':'nav-link'}" th:href="@{/emps}">
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-users">
<path d="M17 21v-2a4 4 0 0 0-4-4H5a4 4 0 0 0-4 4v2">path>
<circle cx="9" cy="7" r="4">circle>
<path d="M23 21v-2a4 4 0 0 0-3-3.87">path>
<path d="M16 3.13a4 4 0 0 1 0 7.75">path>
svg>
员工管理
a>
li>
<li class="nav-item">
<a class="nav-link" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-bar-chart-2">
<line x1="18" y1="20" x2="18" y2="10">line>
<line x1="12" y1="20" x2="12" y2="4">line>
<line x1="6" y1="20" x2="6" y2="14">line>
svg>
Reports
a>
li>
<li class="nav-item">
<a class="nav-link" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-layers">
<polygon points="12 2 2 7 12 12 22 7 12 2">polygon>
<polyline points="2 17 12 22 22 17">polyline>
<polyline points="2 12 12 17 22 12">polyline>
svg>
Integrations
a>
li>
ul>
<h6 class="sidebar-heading d-flex justify-content-between align-items-center px-3 mt-4 mb-1 text-muted">
<span>Saved reportsspan>
<a class="d-flex align-items-center text-muted" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-plus-circle"><circle cx="12" cy="12" r="10">circle><line x1="12" y1="8" x2="12" y2="16">line><line x1="8" y1="12" x2="16" y2="12">line>svg>
a>
h6>
<ul class="nav flex-column mb-2">
<li class="nav-item">
<a class="nav-link" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-file-text">
<path d="M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z">path>
<polyline points="14 2 14 8 20 8">polyline>
<line x1="16" y1="13" x2="8" y2="13">line>
<line x1="16" y1="17" x2="8" y2="17">line>
<polyline points="10 9 9 9 8 9">polyline>
svg>
Current month
a>
li>
<li class="nav-item">
<a class="nav-link" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-file-text">
<path d="M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z">path>
<polyline points="14 2 14 8 20 8">polyline>
<line x1="16" y1="13" x2="8" y2="13">line>
<line x1="16" y1="17" x2="8" y2="17">line>
<polyline points="10 9 9 9 8 9">polyline>
svg>
Last quarter
a>
li>
<li class="nav-item">
<a class="nav-link" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-file-text">
<path d="M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z">path>
<polyline points="14 2 14 8 20 8">polyline>
<line x1="16" y1="13" x2="8" y2="13">line>
<line x1="16" y1="17" x2="8" y2="17">line>
<polyline points="10 9 9 9 8 9">polyline>
svg>
Social engagement
a>
li>
<li class="nav-item">
<a class="nav-link" href="http://getbootstrap.com/docs/4.0/examples/dashboard/#">
<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-file-text">
<path d="M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z">path>
<polyline points="14 2 14 8 20 8">polyline>
<line x1="16" y1="13" x2="8" y2="13">line>
<line x1="16" y1="17" x2="8" y2="17">line>
<polyline points="10 9 9 9 8 9">polyline>
svg>
Year-end sale
a>
li>
ul>
div>
nav>
html>
emp
list.html
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<meta name="description" content="">
<meta name="author" content="">
<title>Dashboard Template for Bootstraptitle>
<link th:href="@{/css/bootstrap.min.css}" rel="stylesheet">
<link th:href="@{/css/dashboard.css}" rel="stylesheet">
<style type="text/css">
/* Chart.js */
@-webkit-keyframes chartjs-render-animation {
from {
opacity: 0.99
}
to {
opacity: 1
}
}
@keyframes chartjs-render-animation {
from {
opacity: 0.99
}
to {
opacity: 1
}
}
.chartjs-render-monitor {
-webkit-animation: chartjs-render-animation 0.001s;
animation: chartjs-render-animation 0.001s;
}
style>
head>
<body>
<div th:replace="~{commons/commons::topbar}">div>
<div class="container-fluid">
<div class="row">
<div th:replace="~{commons/commons::sidebar(active='list.html')}">div>
<main role="main" class="col-md-9 ml-sm-auto col-lg-10 pt-3 px-4">
<h2>Section titleh2>
<div class="table-responsive">
<table class="table table-striped table-sm">
<thead>
<tr>
<th>idth>
<th>lastNameth>
<th>emailth>
<th>genderth>
<th>departmentth>
<th>birthth>
<th>操作th>
tr>
thead>
<tbody>
<tr th:each="emp:${emps}">
<td th:text="${emp.getId()}">td>
<td>[[${emp.getLastName()}]]td>
<td th:text="${emp.getEmail()}">td>
<td th:text="${emp.getGender()==0?'女':'男'}">td>
<td th:text="${emp.department.getDepartmentName()}">td>
<td th:text="${#dates.format(emp.getBirth(),'yyyy-MM-dd HH:mm:ss')}">td>
<td>
<button class="btn btn-sm btn-primary">编辑button>
<button class="btn btn-sm btn-danger">删除button>
td>
tr>
tbody>
table>
div>
main>
div>
div>
<script type="text/javascript" src="asserts/js/jquery-3.2.1.slim.min.js">script>
<script type="text/javascript" src="asserts/js/popper.min.js">script>
<script type="text/javascript" src="asserts/js/bootstrap.min.js">script>
<script type="text/javascript" src="asserts/js/feather.min.js">script>
<script>
feather.replace()
script>
<script type="text/javascript" src="asserts/js/Chart.min.js">script>
<script>
var ctx = document.getElementById("myChart");
var myChart = new Chart(ctx, {
type: 'line',
data: {
labels: ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"],
datasets: [{
data: [15339, 21345, 18483, 24003, 23489, 24092, 12034],
lineTension: 0,
backgroundColor: 'transparent',
borderColor: '#007bff',
borderWidth: 4,
pointBackgroundColor: '#007bff'
}]
},
options: {
scales: {
yAxes: [{
ticks: {
beginAtZero: false
}
}]
},
legend: {
display: false,
}
}
});
script>
body>
html>
学习链接：https://www.bilibili.com/video/BV1PE411i7CV?p=26&spm_id_from=pageDriver