Profile.java

  public static String GetEmail(String login)
    {
        Session session = HibernateSessionFactory.getSessionFactory().openSession();
        session.beginTransaction();
        Query query = session.createNativeQuery("select * from target_persons where login= ?1", TargetPersonsEntity.class);
        TargetPersonsEntity target = (TargetPersonsEntity) query.getSingleResult();
        
        return target.getEmail();
    }