Service Container in Repository

SalesTaxCodeRepository.php

<?php

namespace SheimarkBundle\Entity\Repository;

use Doctrine\ORM\EntityRepository;
use Symfony\Component\DependencyInjection\ContainerInterface;

class SalesTaxCodeRepository extends EntityRepository
{
    /**
     * @var ContainerInterface
     */
    protected $container;

    public function setContainer(ContainerInterface $container = null)
    {
        $this->container = $container;
    }
}

services.yml

services:
    sheimark.sales_repository:
        class: SheimarkBundle\Entity\Repository\SalesTaxCodeRepository
        factory: ['@doctrine.orm.entity_manager', getRepository]
        arguments:
            - "SheimarkBundle:SalesTaxCode"
        calls:
            - [ setContainer, ["@service_container"]]