internal override void parseJObject(JObject obj)
{
base.parseJObject(obj);
MaterialLayers = mDatabase.extractJArray<IfcMaterialLayer>(obj.GetValue("MaterialLayers", StringComparison.InvariantCultureIgnoreCase) as JArray);
LayerSetName = extractString(obj.GetValue("LayerSetName", StringComparison.InvariantCultureIgnoreCase));
Description = extractString(obj.GetValue("Description", StringComparison.InvariantCultureIgnoreCase));
}