Neos\Flow\Mvc\Routing\IdentityRoutePart::storeObjectPathMapping PHP Method

    protected function storeObjectPathMapping($pathSegment, $identifier)
    {
        $objectPathMapping = new ObjectPathMapping();
        $objectPathMapping->setObjectType($this->objectType);
        $objectPathMapping->setUriPattern($this->getUriPattern());
        $objectPathMapping->setPathSegment($pathSegment);
        $objectPathMapping->setIdentifier($identifier);
        $this->objectPathMappingRepository->add($objectPathMapping);
        $this->objectPathMappingRepository->persistEntities();
    }