JdbcContactSfDaoTest.java

package com.company.app;

import org.springframework.context.support.GenericXmlApplicationContext;

import com.company.app.annotation.dao.ContactSfDao;

public class JdbcContactSfDaoTest {

	public static void main(String[] args) {
		
		GenericXmlApplicationContext ctx = new GenericXmlApplicationContext();
		ctx.load("classpath:app-context-sf.xml");
		ctx.refresh();
		
		ContactSfDao contactSfDao = ctx.getBean("contactSfDao", ContactSfDao.class);

		System.out.println(contactSfDao.getFirstNameById(1l));
	}

}

Thank you. Good work