Java 百里香不是'；t将我的控制器方法映射到html模板
我试图在加载一个html模板时从数据库加载对象。目前，它们没有加载，并且我的控制器方法都不起作用。我不知道这是一个pom问题还是我这边的接线缺失。。。附加我的html、控制器、应用程序和pom 谢谢你的帮助 聚甲醛 更新： 当我在浏览器上加载英雄时，我得到一个“未找到文件”错误 更新： 以下是我的文件结构： 更新： 以下是我的应用程序属性，其中包含已编辑的登录信息 应用程序属性Java 百里香不是'；t将我的控制器方法映射到html模板,java,spring,spring-boot,maven,thymeleaf,Java,Spring,Spring Boot,Maven,Thymeleaf,我试图在加载一个html模板时从数据库加载对象。目前，它们没有加载，并且我的控制器方法都不起作用。我不知道这是一个pom问题还是我这边的接线缺失。。。附加我的html、控制器、应用程序和pom 谢谢你的帮助 聚甲醛 更新： 当我在浏览器上加载英雄时，我得到一个“未找到文件”错误 更新： 以下是我的文件结构： 更新： 以下是我的应用程序属性，其中包含已编辑的登录信息 应用程序属性 spring.datasource.driver-class-name=com.mysql.cj.jdbc.Dri
spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
spring.datasource.url=jdbc:mysql://localhost:3306/SuperHeroDB?serverTimezone=America/Chicago&useSSL=false&allowPublicKeyRetrieval=true
spring.datasource.username=[redacted]
spring.datasource.password=[redacted]
spring.profiles.active=database
Thymeleaf并没有让我失望，我是直接从我的计算机访问文件，而不是在浏览器中访问localhost:8080/heros。我对http请求非常陌生，所以请原谅我在浏览器上加载/heros时会发生什么？同时向我们展示您的文件夹结构。你的html文件在哪里？@gtiwari333刚刚更新了帖子。感谢您查看应用程序中的内容。属性？@gtiwari333刚刚更新了应用程序属性下次使用start.spring.io，您就不必担心文件夹结构了much@vphilipnyc谢谢你的提示，我试试看：）
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
<!-- Required meta tags -->
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<!-- Bootstrap CSS -->
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css" integrity="sha384-MCw98/SFnGE8fJT3GXwEOngsV7Zt27NXFoaoApmYm81iuXoPkFOJwJ8ERdknLPMO" crossorigin="anonymous">
<title>Heroes</title>
</head>
<body>
<!-- Main Body of Page -->
<div class="container">
<div class="row m-4">
<div class="col text-center border border-dark">
<h1><a href="/" class="text-dark">Heroes</a></h1>
</div>
</div>
<div class="row m-4 border border-dark">
<div class="col text-center m-3">
<a href="home.html" class="btn btn-outline-primary btn-lg">Home</a>
</div>
<div class="col text-center m-3">
<a href="students" class="btn btn-outline-primary btn-lg">Search</a>
</div>
</div>
<div class="col-md-9">
<div id="tableDiv">
<table id="objectTable" class="table table-hover">
<tbody id="contentRows"></tbody>
</table>
</div>
</div>
<div class="row m-4 border border-dark">
<div class="col-3 text-center m-3">
<span class="h3">Add Hero</span>
</div>
<div class="col-7 text-center m-3">
<form action="addHero" method="POST">
<div class="form-group row">
<label for="name" class="col-3 col-form-label">
Name</label>
<div class="col-9">
<input type="text" name="name"
id="name" class="form-control"/>
</div>
</div>
<div class="form-group row">
<label for="description" class="col-3 col-form-label">
Description</label>
<div class="col-9">
<input type="text" name="description"
id="description" class="form-control"/>
</div>
</div>
<div class="form-group row">
<label for="Superpower" class="col-3 col-form-label">
Superpower</label>
<div class="col-9">
<select id="superpower" name="superpowerId" class="form-control" >
<option th:each="superpower : ${Superpowers}"
th:value="${superpower.id}"
th:text="${superpower.name}">
Superpower</option>
</select>
</div>
</div>
<div class="form-group row">
<label for="organizations" class="col-3 col-form-label">
Organizations</label>
<div class="col-9">
<select multiple id="organizations" name="organizationId"
class="form-control" >
<option th:each="organization : ${organizations}"
th:value="${organization.id}"
th:text="${organization.name}">
organization</option>
</select>
</div>
</div>
<button type="submit" class="btn btn-primary">Add Hero</button>
</form>
</div>
</div>
<div class="row m-4 border border-dark">
<div class="col text-center m-3">
<table class="table table-striped">
<thead>
<tr>
<th>Hero</th>
<th>Superpower</th>
<th>Description</th>
<th>Details</th>
<th>Edit</th>
<th>Delete</th>
</tr>
</thead>
<tbody>
<tr th:each="hero : ${heroes}">
<td th:text='${hero.heroName}'>Hero Name</td>
<td th:text="${hero.superPower}">Hero Superpower</td>
<td th:text="${hero.heroDescription}">Hero Description</td>
<td><a href="#" th:href="@{/courseDetail(id=${course.id})}">Details</a></td>
<td><a href="#" th:href="@{/editCourse(id=${course.id})}">Update</a></td>
<td><a href="#" th:href="@{/deleteCourse(id=${course.id})}">Delete</a></td>
</tr>
</tbody>
</table>
</div>
</div>
</div>
<!-- End main body -->
<!-- Optional JavaScript -->
<!-- jQuery first, then Popper.js, then Bootstrap JS -->
<script src="js/jquery-2.2.4.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.3/umd/popper.min.js" integrity="sha384-ZMP7rVo3mIykV+2+9J3UJ46jBk0WLaUAdn689aCwoqbBJiSnjAK/l8WvCWPIPm49" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/js/bootstrap.min.js" integrity="sha384-ChfqqxuZUCnJSK3+MXmPNIyE6ZbWh2IMqE241rYiqJxyMiZ6OW/JmZQ5stwEULTy" crossorigin="anonymous"></script>
</body>
</html>;
package com.sg.SuperHeroSightings.controller;
import com.sg.SuperHeroSightings.dao.HeroDao;
import com.sg.SuperHeroSightings.dao.OrganizationDao;
import com.sg.SuperHeroSightings.dao.SuperpowerDao;
import com.sg.SuperHeroSightings.dto.Hero;
import com.sg.SuperHeroSightings.dto.Organization;
import com.sg.SuperHeroSightings.dto.Superpower;
import java.util.ArrayList;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
/**
*
* @author Chelsea, Karma, Mohammed, Patrick
*/
@Controller
public class HeroController {
@Autowired
SuperpowerDao superpowerDao;
@Autowired
OrganizationDao organizationDao;
@Autowired
HeroDao heroDao;
@GetMapping("/heroes")
public String displayHeroes(Model model) {
List<Hero> heroes = heroDao.getAllHeroes();
List<Superpower> superpowers = superpowerDao.getAllSuperpowers();
List<Organization> organizations = organizationDao.getAllOrganizations();
model.addAttribute("heroes", heroes);
model.addAttribute("superpowers", superpowers);
model.addAttribute("organizations", organizations);
return "heroes";
}
package com.sg.SuperHeroSightings;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class SuperHeroSightingsApplication {
public static void main(String[] args) {
SpringApplication.run(SuperHeroSightingsApplication.class, args);
}
}
spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
spring.datasource.url=jdbc:mysql://localhost:3306/SuperHeroDB?serverTimezone=America/Chicago&useSSL=false&allowPublicKeyRetrieval=true
spring.datasource.username=[redacted]
spring.datasource.password=[redacted]
spring.profiles.active=database