WebServiceアップロード画像

WebService:

    /// <summary>
        ///  
        /// </summary>
        /// <param name="fileBytes"></param>
        /// <param name="fileName"></param>
        /// <returns></returns> 
        [WebMethod(Description = " .")]
        public string UploadFile(byte[] fileBytes, string fileName)
        {
            try
            {
                MemoryStream memoryStream = new MemoryStream(fileBytes); //1. ， 。
                FileStream fileUpload = new FileStream(Server.MapPath(".") + "\\" + fileName, FileMode.Create); ///2. ， 。
                memoryStream.WriteTo(fileUpload); ///3. 
                memoryStream.Close();
                fileUpload.Close();
                fileUpload = null;
                memoryStream = null;
                return " ";
            }
            catch (Exception ex)
            {
                return ex.Message;
            }
        }

クライアントコール:

        private void BtnUpLoadImg_Click(object sender, EventArgs e)
        {
            ImgService.ImgService uf = new ImgService.ImgService();
            FileInfo imgFile = new FileInfo(@"D:\ \ \1_110508104158_7.jpg");
            byte[] imgByte = new byte[imgFile.Length];//1. 
            System.IO.FileStream imgStream = imgFile.OpenRead();//2. 
            imgStream.Read(imgByte, 0, Convert.ToInt32(imgFile.Length));//3. 
            MessageBox.Show(uf.UploadFile(imgByte, "abc" + System.Guid.NewGuid() + ".jpg"));//4.  
        }