/**
* Spring Boot is the most popular way to start Spring projects.
* Spring Boot is built on top of the spring framework.
*
* Start by creating a new Spring Web project ...
* by opening intializer on start.spring.io
*/package com.minte9.quick_start;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
@SpringBootApplication@RestControllerpublicclassDemoApplication{
publicstaticvoidmain(String[] args){
SpringApplication.run(DemoApplication.class, args);
}
@GetMapping("/")
public String welcome(){
return"Welcome";
}
@GetMapping("/hello")
public String hello(){
return"Hello World";
}
}
Build
The application build configuration is defined in pom.xml
<?xml version="1.0" encoding="UTF-8"?><projectxmlns="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
https://maven.apache.org/xsd/maven-4.0.0.xsd"><modelVersion>4.0.0</modelVersion><parent><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-parent</artifactId><version>2.6.4</version><relativePath/></parent><groupId>com.minte9</groupId><artifactId>appSpringBootDemmo</artifactId><version>0.0.1</version><name>quick_start</name><description>Demo project for Spring Boot</description><properties><java.version>11</java.version></properties><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></dependencies><build><plugins><plugin><groupId>org.springframework.boot</groupId><artifactId>spring-boot-maven-plugin</artifactId></plugin></plugins></build></project>
Run
Build and run the application using Maven and test embedded Apache Tomcat server.
mvn spring-boot:run
http://localhost:8080/hello
# Hello World
mvn package # compile and build
java -jar quick_start.jar
# Hello World