Controller
Use start.spring.io to create a web project.
/**
* 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
@RestController
public class DemoApplication {
public static void main(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"?>
<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
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
Last update: 431 days ago
