Number::initNumerator

protected function initNumerator(int $id): ?Numerator\Numerator
{
	$numerator = $this->getNumerator();

	if ($numerator && !empty($this->settings['numeratorIdSettings']))
	{
		$source = [$this->settings['numeratorIdSettings'] => $id];
		$numerator->setDynamicConfig($source);
		$numerator->setHash($source);
	}

	return $numerator;
}