BlConfig.java

package com.blabadi.gradle.bl;

import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Import;

import com.blabadi.gradle.dao.DaoConfig;

@Configuration
@ComponentScan({"com.blabadi.gradle.bl"})
@Import(DaoConfig.class)

public class BlConfig {

}

PersonServiceImpl.java

package com.blabadi.gradle.bl;

import javax.transaction.Transactional;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import com.blabadi.gradle.be.Person;
import com.blabadi.gradle.dao.PersonDao;

@Service
public class PersonServiceImpl implements PersonService {

	@Autowired
	private PersonDao dao;
	
	@Override
	@Transactional
	public int addPerson(Person p) {
		return dao.addPerson(p);
	}

}