<?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 http://maven.apache.org/xsd/maven-4.0.0.xsd">

<modelVersion>4.0.0</modelVersion>

<groupId>com.carmelo</groupId>

<artifactId>ioc</artifactId>

<version>1.0-SNAPSHOT</version>

<packaging>jar</packaging>

<dependencies>

<dependency>

<groupId>org.springframework</groupId>

<artifactId>spring-context</artifactId>

<version>4.2.4.RELEASE</version>

</dependency>

</dependencies>

<properties>

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

<maven.compiler.source>1.8</maven.compiler.source>

<maven.compiler.target>1.8</maven.compiler.target>

</properties>

</project>

package com.carmelo.ioc;

import org.springframework.context.annotation.AnnotationConfigApplicationContext;

import org.springframework.context.annotation.Bean;

public class Hello {

@Bean

public HelloService helloBean() {

return new HelloServiceImpl();

}

public static void main(String[] args) {

AnnotationConfigApplicationContext applicationContext

= new AnnotationConfigApplicationContext(Hello.class);

HelloService hs = applicationContext.getBean(HelloService.class);

System.out.println(hs.saludar());

}

}

package com.carmelo.ioc;

public interface HelloService {

public String saludar();

}

package com.carmelo.ioc;

public class HelloServiceImpl implements HelloService {

@Override

public String saludar() {

return "Hola Mundo.";

}

}