This document is to go to create and submit a form via springboot.
Create Project
It relates to the web, together with spring-boot-starter-web and the spring-boot-starter-thymeleaf dependent start.
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-thymeleaf</artifactId>
</dependency>
</dependencies>
Creating entity
Listing is as follows:
public class Greeting { private long id; private String content; public long getId() { return id; } public void setId(long id) { this.id = id; } public String getContent() { return content; } public void setContent(String content) { this.content = content; } }
Creating Controller
@Controller public class GreetingController { @GetMapping("/greeting") public String greetingForm(Model model) { model.addAttribute("greeting", new Greeting()); return "greeting"; } @PostMapping("/greeting") public String greetingSubmit(@ModelAttribute Greeting greeting) { return "result"; } }
Page presentation layer
src/main/resources/templates/greeting.html
<!DOCTYPE HTML>
<html xmlns:th="http://www.thymeleaf.org">
<head>
<title>Getting Started: Handling Form Submission</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
</head>
<body>
<h1>Form</h1>
<form action="#" th:action="@{/greeting}" th:object="${greeting}" method="post">
<p>Id: <input type="text" th:field="*{id}" /></p>
<p>Message: <input type="text" th:field="*{content}" /></p>
<p><input type="submit" value="Submit" /> <input type="reset" value="Reset" /></p>
</form>
</body>
</html>
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