Hello world: web + thymeleaf
Prerequisites
Place files as shown in the following diagram
- os: Windows x64
- jdk-21.0.3+9 https://aka.ms/download-jdk/microsoft-jdk-21.0.3-windows-x64.zip
- apache-maven-3.9.7 https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.9.7/apache-maven-3.9.7-bin.zip
- node-v22.5.1-win-x64 https://nodejs.org/dist/v20.16.0/node-v20.16.0-win-x64.zip
- spring-boot-cli-3.3.2-bin https://repo.maven.apache.org/maven2/org/springframework/boot/spring-boot-cli/3.3.2/spring-boot-cli-3.3.2-bin.zip
- ttcli 1.3.1 https://github.com/wimdeblauwe/ttcli/releases/download/1.3.1/ttcli-1.3.1.jar
- start_env.cmd
@echo off
set curr_path=%cd%
set soft_path=%curr_path%\soft
set JAVA_HOME=%soft_path%\jdk-21.0.3+9
set java_path=%JAVA_HOME%\bin
set M2_HOME=%soft_path%\apache-maven-3.9.7\bin
set gradle_path=%soft_path%\gradle-8.9\bin
set CATALINA_HOME=%soft_path%\apache-tomcat-10.1.26
set spcli_path=%soft_path%\spring-3.3.2\bin
set eclipse_path=%soft_path%\eclipse
set curl_path=%soft_path%\curl-8.8.0_3-win64-mingw\bin
set npp_path=%soft_path%\npp.8.6.9.portable.x64
set c7z_path=%soft_path%\7z
set hx_path=%soft_path%\helix-24.07-x86_64-windows
set pdf_path="%soft_path%\PDF-XChange Editor"
set NODE_HOME="%soft_path%\node-v22.5.1-win-x64"
set TTCLI_HOME=%soft_path%\ttcli\bin
set NODE_PATH=%curr_path%\node_modules
set SHORTCUT_PATH=%curr_path%\shortcut
echo JAVA Environment Start
cmd /k "set PATH=%SYSTEMROOT%\System32\WindowsPowerShell\v1.0\;%M2_HOME%;%c7z_path%;%gradle_path%;%java_path%;%spcli_path%;%eclipse_path%;%npp_path%;%curl_path%;%hx_path%;%NODE_HOME%;%pdf_path%;%SHORTCUT_PATH%;%TTCLI_HOME%"
Guide
1. Double-click to run the start_env.bat file
2. Run the following commands in the terminal window
$ mkdir code
$ cd code
$ spring init -d=web,thymeleaf --build=maven -b=3.3.2 -j=21 demo
3. Create file src/main/java/com/example/demo/RootController.java
package com.example.demo;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
@Controller
@RequestMapping("/")
public class RootController {
@GetMapping
public String index(Model model) {
model.addAttribute("pageTitle", "Hello Thymeleaf");
return "index";
}
}
4. Create file src/main/resources/templates/index.html
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:th="http://www.thymeleaf.org"
lang="en">
<head>
<meta charset="UTF-8">
<title>Thymeleaf Demo</title>
</head>
<body>
<h1 th:text="${pageTitle}">Thymeleaf Demo</h1>
</body>
</html>
5. Run the project
$ mvn spring-boot:run
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