public void update(Project project) {
        System.out.println("project id: " + project.getId());
        if (project == null) {
            log.warn("Null project passed to update");
            return;
        }
        Session session = HibernateUtil.getSessionFactory().getCurrentSession();
        session.beginTransaction();
        try {
            session.update(project);
            session.getTransaction().commit();
        } catch (RuntimeException e) {
            log.error("Error when updating a project:" + project.toString(), e);
            session.getTransaction().rollback();
            throw e;
        }
    }