Criteria

public class Launcher {

    public static void main(String[] args) {

        SessionFactory sessionFactory = new Configuration().configure().buildSessionFactory();
        Session session = sessionFactory.openSession();
        session.beginTransaction();

        Criteria criteria = session.createCriteria(User.class);
        criteria.add(Restrictions.like("firstName", "M%"))
        .add(Restrictions.or(Restrictions.like("lastName", "B%"), Restrictions.like("lastName", "S%")));

        List<User> users = criteria.list();

        System.out.println(users.size());
        for (User user : users) {
            System.out.println(user);
        }
        session.close();
    }