ATMLCommonLibrary.forms.DocumentLibraryForm.SaveDocument C# (CSharp) Метод

        private void SaveDocument(object obj, BASEBean.eDataState dataState)
        {
            if (obj is Document)
            {
                Document document = obj as Document;
                if (cmbDocumentType.SelectedItem != null)
                {
                    var type = (DocumentType) cmbDocumentType.SelectedItem;
                    if (type != null)
                    {
                        document.ContentType = type.contentType;
                        if (type.typeId != null) document.DocumentType = (dbDocument.DocumentType) type.typeId;
                    }
                }
                ((Document) obj).DataState = dataState;
                PersistanceController.Save((Document)obj);
            }
        }