Spring Boot Get Started

Spring Boot

Spring Boot is a kind of helper to create Spring Base Application.

Prepare

To use Spring Boot, we need a bit.
Install Maven

brew install maven
mvn -v

I use brew, if you don’t have brew please read brew.

Install Spring boot CLI

brew tap pivotal/tap
brew install springboot

Install M2Eclipse

M2Eclipse is maven plugin for Eclipse
Add

http://www.eclipse.org/m2e/

as Eclipse new install software URL
and install plugin.

You can create “maven project” from Eclipse.
New Project -> Maven > Maven Project

pom.xml

pom.xml is maven file. Add project properties.

<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">
  <modelVersion>4.0.0</modelVersion>

  <groupId>com.eternalcord21</groupId>
  <artifactId>mavensample</artifactId>
  <version>0.0.1-SNAPSHOT</version>
  <packaging>jar</packaging>

  <name>mavensample</name>
  <url>http://maven.apache.org</url>

  <properties>
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
  </properties>

<!-- Add -->
  <parent>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-parent</artifactId>
    <version>1.2.5.RELEASE</version>
  </parent>

<!-- Add -->
  <dependencies>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-web</artifactId>
    </dependency>
  
    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>3.8.1</version>
      <scope>test</scope>
    </dependency>
  </dependencies>
</project>

Sample Codes

@Controller
@EnableAutoConfiguration
public class App {
	
	@RequestMapping("/")
    @ResponseBody
    String home() {
        return "Hello World!";
    }
	
    public static void main( String[] args ){
    	SpringApplication.run(App.class, args);
    }
}

Build

Project right click -> Run As Maven Install

Run

Project Run > Run As -> Java Application

You can run main