import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
@Controller
public class MustacheController {
@GetMapping("/hi")
public String mustacheCon(Model model){
model.addAttribute("username","minkyoung");
return "greetings";
}
}
model.addAttribute("key", value);
으로 데이터를 담는다.return "View파일명";
<div>
<h1>{{username}} Hello World!</h1>
</div>
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
@Controller
public class MustacheController {
@GetMapping("/hi")
public String mustacheCon(Model model){
model.addAttribute("username","minkyoung");
return "greetings";
}
@GetMapping("/hi/{id}")
public String mustacheCon1(@PathVariable String id, Model model){
model.addAttribute("username","minkyoung");
model.addAttribute("id",id);
return "greetings";
}
}
🤢 에러
<!--greetings.mustache-->
<div>
<h1>{{id}} {{username}} Hello World! </h1>
</div>
<!--greetings.mustache-->
<div>
{{# id}}
<h1>{{id}} {{username}} Hello World! </h1>
{{/ id}}
{{^ id}}
<h1>{{username}} Hello World! </h1>
{{/ id}}
</div>
<!--application.yml-->
server:
port: 8080
servlet:
encoding:
force-response: true
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Bootstrap demo</title>
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.2.2/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-Zenh87qX5JnK2Jl0vWa8Ck2rdkQ2Bzep5IDxbcnCeuOxjzrPF/et3URy9Bv1WTRi" crossorigin="anonymous">
</head>
<body>
<h1>Hello, world!</h1>
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.2.2/dist/js/bootstrap.bundle.min.js" integrity="sha384-OERcA2EqjJCMA+/3y+gxIOqMEjwtxJY7qPCqsdltbNJuaOe923+mo//f6V8Qbsw3" crossorigin="anonymous"></script>
</body>
</html>
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Bootstrap demo</title>
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.2.2/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-Zenh87qX5JnK2Jl0vWa8Ck2rdkQ2Bzep5IDxbcnCeuOxjzrPF/et3URy9Bv1WTRi" crossorigin="anonymous">
</head>
<body>
<nav class="navbar navbar-expand-lg bg-light">
<div class="container-fluid">
<a class="navbar-brand" href="#">Navbar</a>
<button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarSupportedContent" aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="navbarSupportedContent">
<ul class="navbar-nav me-auto mb-2 mb-lg-0">
<li class="nav-item">
<a class="nav-link active" aria-current="page" href="#">Home</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Link</a>
</li>
<li class="nav-item dropdown">
<a class="nav-link dropdown-toggle" href="#" role="button" data-bs-toggle="dropdown" aria-expanded="false">
Dropdown
</a>
<ul class="dropdown-menu">
<li><a class="dropdown-item" href="#">Action</a></li>
<li><a class="dropdown-item" href="#">Another action</a></li>
<li><hr class="dropdown-divider"></li>
<li><a class="dropdown-item" href="#">Something else here</a></li>
</ul>
</li>
<li class="nav-item">
<a class="nav-link disabled">Disabled</a>
</li>
</ul>
<form class="d-flex" role="search">
<input class="form-control me-2" type="search" placeholder="Search" aria-label="Search">
<button class="btn btn-outline-success" type="submit">Search</button>
</form>
</div>
</div>
</nav>
<div>
{{# id}}
<h1>{{id}} {{username}} Hello World! </h1>
{{/ id}}
{{^ id}}
<h1>{{username}} Hello World! </h1>
{{/ id}}
</div>
<button type="button" class="btn btn-primary">Primary</button>
<div class="container">
<footer class="d-flex flex-wrap justify-content-between align-items-center py-3 my-4 border-top">
<div class="col-md-4 d-flex align-items-center">
<a href="/" class="mb-3 me-2 mb-md-0 text-muted text-decoration-none lh-1">
<svg class="bi" width="30" height="24"><use xlink:href="#bootstrap"></use></svg>
</a>
<span class="mb-3 mb-md-0 text-muted">© 2022 Company, Inc</span>
</div>
<ul class="nav col-md-4 justify-content-end list-unstyled d-flex">
<li class="ms-3"><a class="text-muted" href="#"><svg class="bi" width="24" height="24"><use xlink:href="#twitter"></use></svg></a></li>
<li class="ms-3"><a class="text-muted" href="#"><svg class="bi" width="24" height="24"><use xlink:href="#instagram"></use></svg></a></li>
<li class="ms-3"><a class="text-muted" href="#"><svg class="bi" width="24" height="24"><use xlink:href="#facebook"></use></svg></a></li>
</ul>
</footer>
</div>
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.2.2/dist/js/bootstrap.bundle.min.js" integrity="sha384-OERcA2EqjJCMA+/3y+gxIOqMEjwtxJY7qPCqsdltbNJuaOe923+mo//f6V8Qbsw3" crossorigin="anonymous"></script>
</body>
</html>
<!--greetings.mustache-->
{{>layouts/header}}
<div>
{{# id}}
<h1>{{id}} {{username}} Hello World! </h1>
{{/ id}}
{{^ id}}
<h1>{{username}} Hello World! </h1>
{{/ id}}
</div>
{{>layouts/footer}}
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
@Controller
@RequestMapping("/articles")
@Slf4j
public class ArticleController {
// 새 글 작성 page
@GetMapping(value = "/new")
public String newArticleForm() {
return "articles/new";
}
}
{{>layouts/header}}
<form action="/articles/posts" method="post">
<input type="text" name="title">
<input type="text" name="content">
<button type="submit" class="btn btn-primary">Submit</button>
<a href="/articles">back</a>
</form>
{{>layouts/footer}}
import com.mustache.bbs1.domain.entity.Article;
import lombok.Getter;
import lombok.ToString;
@Getter
@ToString
public class ArticleDto {
private Long id;
private String title;
private String content;
public ArticleDto(Long id, String title, String content) {
this.id = id;
this.title = title;
this.content = content;
}
public Article toEntity() {
return new Article(title, content);
}
}
import lombok.Getter;
import lombok.NoArgsConstructor;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
@Entity
@NoArgsConstructor
@Getter
public class Article {
@Id
@GeneratedValue
private Long id;
private String title;
private String contents;
public Article(String title, String contents) {
this.title = title;
this.contents = contents;
}
}
extends JpaRepository<Entity클래스명, Entity클래스의 PK의 자료형>
package com.mustache.bbs1.repository;
import com.mustache.bbs1.domain.entity.Article;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.stereotype.Repository;
@Repository
public interface ArticleRepository extends JpaRepository<Article, Long> {
}
import com.mustache.bbs1.domain.dto.ArticleDto;
import com.mustache.bbs1.domain.entity.Article;
import com.mustache.bbs1.repository.ArticleRepository;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
@Controller
@RequestMapping("/articles")
@Slf4j
public class ArticleController {
private final ArticleRepository articleRepository;
public ArticleController(ArticleRepository articleRepository) {
this.articleRepository = articleRepository;
}
@GetMapping(value = "/new")
public String newArticleForm() {
return "articles/new";
}
@PostMapping(value = "/posts")
public String createArticle(ArticleDto form) {
log.info(form.toString());
Article article =form.toEntity();
articleRepository.save(article);
return "";
}
}
<!-- application.yml -->
spring:
datasource:
driver-class-name: com.mysql.cj.jdbc.Driver
url: jdbc:mysql://localhost:8080/likelion-db
username: root
password: 1q2w3e4r
jpa:
show-sql: true
database-platform: org.hibernate.dialect.MySQL8Dialect
database : mysql
hibernate.ddl-auto : update