CaracoleBundle/Repository/PointSale/PointSaleRepositoryQuery.php

<?php

namespace Lc\CaracoleBundle\Repository\PointSale;

use Knp\Component\Pager\PaginatorInterface;
use Lc\CaracoleBundle\Model\Merchant\MerchantInterface;
use Lc\SovBundle\Repository\AbstractRepositoryQuery;

class PointSaleRepositoryQuery extends AbstractRepositoryQuery
{

    public function __construct(PointSaleRepository $repository, PaginatorInterface $paginator)
    {
        parent::__construct($repository, 'r', $paginator);
    }

    public function filterByMerchant(MerchantInterface $merchant)
    {
        return $this
                ->andWhere(':merchant MEMBER OF .merchants')
                ->setParameter(':merchant', $merchant);
    }
}