HelloPackage_Hello.java

package HelloPackage;

import org.springframework.boot.*;
import org.springframework.boot.autoconfigure.*;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.stereotype.*;
import org.springframework.web.bind.annotation.*;

import java.util.Arrays;


// @RestController
@Configuration
@ComponentScan
@EnableAutoConfiguration
public class Hello {

    public static void main(String[] args) throws Exception {
        ApplicationContext ctx = SpringApplication.run(Hello.class, args);

        System.out.println("Let's inspect the beans provided by Spring Boot:");

        String[] beanNames = ctx.getBeanDefinitionNames();
        Arrays.sort(beanNames);
        for (String beanName : beanNames) {
            System.out.println(beanName);
        }


     //   SpringApplication.run(MyController.class, args);
    }

}

HelloPackage_MyController.java

package HelloPackage;

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpServletResponse;

/**
 * Created by garry on 10/31/14.
 */

@Controller
@RequestMapping("/api")
public class MyController {

    public MyController() {
        System.out.println("Initialization of my controller");
    };

    @RequestMapping(value="login", method = RequestMethod.GET, headers="Accept=application/json")
    public @ResponseBody Person get(HttpServletResponse res){

        Person person = new Person();
        person.setId(1);
        person.setName("hmk");

        return person;
    }
}

HelloPackage_Person.java

package HelloPackage;

import java.io.Serializable;

/**
 * Created by garry on 10/31/14.
 */
public class Person implements Serializable {
    private static final long serialVersionUID = 1L;
    private int Id;
    private String Name;


    public Person(){
        System.out.println("Initialization of Person");
    };

    public void setId(int Id){
        this.Id = Id;
    };

    public void setName(String Name){
        this.Name = Name;
    };

    public int getId() {
        return Id;
    };

    public String getName(){
        return Name;
    }

}