[Spring] beans.xml 설정3, component-scan

spring-config.xml

<beans>
    <context:component-scan base-package="com.my"/>
</beans>

MyService.java

package com.my.service;

@Service
public class MyService {
    @Autowired
    private MyDao myDao;
}

MyDao.java

package com.my.dao;

@Repository
public class MyDao {
}