/** * @param Total $totalInstance * @param array $output * @return array */ protected function merge($totalInstance, $output) { if (array_key_exists($totalInstance->getCode(), $output)) { $output[$totalInstance->getCode()] = $output[$totalInstance->getCode()]->addData($totalInstance->getData()); } else { $output[$totalInstance->getCode()] = $totalInstance; } return $output; }