/** * @param $endPoint * @param string $apiVersion * * @return \BingAds\v10\Proxy\ClientProxy|\BingAds\v9\Proxy\ClientProxy */ protected function _getClientProxy($endPoint, $apiVersion = BingAdsApi::VERSION_10) { if (isset($this->_clientProxies[$apiVersion][$endPoint])) { return $this->_clientProxies[$apiVersion][$endPoint]; } return $this->_clientProxies[$apiVersion][$endPoint] = $this->_clientProxyFactory->createClientProxy($endPoint, $apiVersion); }