public static function getPersistentParams()
	{
		$rc = new \ReflectionClass(get_called_class());
		$params = [];
		foreach ($rc->getProperties(\ReflectionProperty::IS_PUBLIC) as $rp) {
			if (!$rp->isStatic() && ComponentReflection::parseAnnotation($rp, 'persistent')) {
				$params[] = $rp->getName();
			}
		}
		return $params;
	}