Копирование файла из файловой системы в библиотеку SharePoint

using (SPSite oSite = new SPSite(http://siteUrl))

            {

                using (SPWeb oWeb = oSite.OpenWeb())

                {

                    SPList oList = oWeb.Lists["libraryName"];

                    string fileName = "fileName"; //Имя файла

                    string Path = "C:\folder\\";  //Путь к файлу

                    FileStream fileStream = null;

                    try

                    {

                        fileStream = File.OpenRead(Path + fileName);

                        Byte[] fileContent = new byte[Convert.ToInt32(fileStream.Length)];

                        fileStream.Read(fileContent, 0, Convert.ToInt32(fileStream.Length));

                        oList.RootFolder.Files.Add(oList.RootFolder.Url + "/" + fileName, fileContent, true);

                        oList.Update();

                    }

                    catch (Exception ex)

                    {

                        //Вывод сообщения об ошибки

                    }

                    finally

                    {

                        if (fileStream != null)

                        {

                            fileStream.Close();

                        }

                    }

                }

            }