protected function serializeStatus($contentTypeStatus)
{
switch ($contentTypeStatus) {
case Values\ContentType\ContentType::STATUS_DEFINED:
return 'DEFINED';
case Values\ContentType\ContentType::STATUS_DRAFT:
return 'DRAFT';
case Values\ContentType\ContentType::STATUS_MODIFIED:
return 'MODIFIED';
}
throw new \RuntimeException("Unknown content type status: '{$contentTypeStatus}'.");
}