Hola Mundo con Spring

Hola Mundo con Spring

package com.oregoom.web.app;
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 HolaSpringApplication {
    @GetMapping("/hola")
    public String hola() {
        return "Hola Mundo con Spring";
    }
    public static void main(String[] args) {
        SpringApplication.run(HolaSpringApplication.class, args);
    }
}