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Spring Boot form submission
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‎springboot-examples/springboot-freemarker-form-submission/.gitignore‎

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target
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out
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.settings
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.classpath
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.project
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.idea
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*.iml

‎springboot-examples/springboot-freemarker-form-submission/pom.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>com.hellokoding.springboot</groupId>
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<artifactId>freemarker.form.submission</artifactId>
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<parent>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-parent</artifactId>
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<version>2.1.4.RELEASE</version>
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</parent>
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<properties>
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<java.version>1.7</java.version>
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</properties>
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<dependencies>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-web</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-freemarker</artifactId>
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</dependency>
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</dependencies>
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<build>
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<plugins>
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<plugin>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-maven-plugin</artifactId>
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</plugin>
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</plugins>
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</build>
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</project>

‎springboot-examples/springboot-freemarker-form-submission/src/main/java/com/hellokoding/springboot/FormController.java‎

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package com.hellokoding.springboot;
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import org.springframework.stereotype.Controller;
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import org.springframework.ui.Model;
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import org.springframework.web.bind.annotation.GetMapping;
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import org.springframework.web.bind.annotation.PostMapping;
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@Controller
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public class FormController {
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@GetMapping("/")
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public String index() {
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return "redirect:/form";
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}
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@GetMapping("/form")
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public String formGet() {
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return "form";
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}
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@PostMapping("/form")
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public String formPost(User user, Model model) {
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model.addAttribute("user", user);
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return "form";
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}
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}

‎springboot-examples/springboot-freemarker-form-submission/src/main/java/com/hellokoding/springboot/User.java‎

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package com.hellokoding.springboot;
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public class User {
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private String firstName;
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private String lastName;
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public String getFirstName() {
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return firstName;
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}
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public void setFirstName(String firstName) {
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this.firstName = firstName;
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}
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public String getLastName() {
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return lastName;
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}
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public void setLastName(String lastName) {
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this.lastName = lastName;
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}
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}

‎springboot-examples/springboot-freemarker-form-submission/src/main/java/com/hellokoding/springboot/WebApplication.java‎

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package com.hellokoding.springboot;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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@SpringBootApplication
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public class WebApplication {
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public static void main(String[] args) throws Exception {
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SpringApplication.run(WebApplication.class, args);
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}
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}
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‎springboot-examples/springboot-freemarker-form-submission/src/main/resources/application.properties‎

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spring.freemarker.template-loader-path: classpath:/templates
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spring.freemarker.suffix: .ftl

‎springboot-examples/springboot-freemarker-form-submission/src/main/resources/static/css/main.css‎

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h2 {
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color: darkgreen;
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}

‎springboot-examples/springboot-freemarker-form-submission/src/main/resources/static/js/main.js‎

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(function(){
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console.log("Hello World!");
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})();

‎springboot-examples/springboot-freemarker-form-submission/src/main/resources/templates/form.ftl‎

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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<title>Form example with Java, Spring Boot, FreeMarker</title>
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<link href="/css/main.css" rel="stylesheet">
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</head>
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<body>
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<h2>Handling Form Submission example with Java, Spring Boot, FreeMarker</h2>
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<#if user?? >
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Your submitted data<br>
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First name: ${user.firstName}<br>
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Last name: ${user.lastName}<br>
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<#else>
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<form action="/form" method="post">
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First name:<br>
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<input type="text" name="firstName">
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<br><br>
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Last name:<br>
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<input type="text" name="lastName">
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<br><br>
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<input type="submit" value="Submit">
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</form>
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</#if>
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<script src="/js/main.js"></script>
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</body>
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</html>

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