public function paginate($page = 1, $maxPerPage = 10, ConnectionInterface $con = null)
    {
        $criteria = $this->isKeepQuery() ? clone $this : $this;
        $pager = new PropelModelPager($criteria, $maxPerPage);
        $pager->setPage($page);
        $pager->init($con);

        return $pager;
    }