public class Helper    {        /// <summary>        /// word文件转换pdf        /// </summary>        /// <param name="wordPath">word的存储地址</param>        /// <param name="wordSavePath">pdf的存储地址</param>        /// <returns>返回转换成功pdf的名字</returns>        public static string Word2Pdf(string wordPath, string wordSavePath)        {            string strPdfName=Path .GetFileName(wordSavePath);            try            {                //此处这样写是为了防止SaveForMat不能识别是属于Aspose.Words还是Aspose.Cells。                Aspose.Words.Document dc = new Aspose.Words.Document(wordPath);                dc.Save(wordSavePath, Aspose.Words.SaveFormat.Pdf);            }            catch (Exception)            {                throw;            }            return strPdfName;        }        /// <summary>        /// excel文件转换pdf        /// </summary>        /// <param name="excelPath">excel的存储地址</param>        /// <param name="excelSavePath">pdf的存储地址</param>        /// <returns>返回转换成功pdf的名字</returns>        public static string Excel2Pdf(string excelPath, string excelSavePath)        {            string strPdfName = Path.GetFileName(excelSavePath);            try            {                Aspose.Cells.Workbook wb = new Aspose.Cells.Workbook(excelPath);                wb.Save(excelSavePath, Aspose.Cells.SaveFormat.Pdf);            }            catch(Exception)            {                throw;            }            return strPdfName;        }        /// <summary>        /// Pdf文件转化为Swf        /// </summary>        /// <param name="swfTools">转化工具路径。例如：...\02_SWFTools\pdf2swf.exe</param>        /// <param name="pdfPath">pdf文件目录。例如：...\UploadFiles\Test.pdf</param>        /// <param name="pdfFileName">pdf文件名。例如：Test.pdf</param>        /// <param name="desPath">保存swf路径。例如：...\SwfFiles\test.swf</param>        /// <returns>转换成功的swf文件。例如：Test.swf</returns>        public static string PdfToSwf(string swfTools, string pdfPath, string pdfFileName, string swfsavePath)        {            //转换成功之后的swf文件名字。例如：test.swf            string strSwf = Path.GetFileNameWithoutExtension(pdfFileName) + ".swf";            //命令语句            string strCmdStr = "  -t  \"" + pdfPath + "\" -s flashversion=9 -o \"" + swfsavePath + "\"";            try            {                PdfToSwfHelper(swfTools, strCmdStr);            }            catch (Exception)            {                throw;            }            return strSwf;        }        /// <summary>        ///         /// </summary>        /// <param name="toolsPath"></param>        /// <param name="cmd"></param>        /// <returns></returns>        public static bool PdfToSwfHelper(string toolsPath, string cmd)        {            bool iss = false;     //判断是否转换成功，默认失败            try            {                using (Process p = new Process())                {                    ProcessStartInfo psi = new ProcessStartInfo(toolsPath, cmd);                    psi.WindowStyle = ProcessWindowStyle.Hidden;                    p.StartInfo = psi;                    p.Start();                    p.WaitForExit();                    iss = true;   //转换成功                }            }            catch (Exception)            {                iss = false;                throw;            }            return iss;        }    }

 protected void BtnToPdf_Click(object sender, EventArgs e)        {            #region 属性            string strPdfName = string.Empty;                                          //生成的pdf文件名            string strSwfName = string.Empty;                                          //生成的swf文件名            string strOfficeOrPdfPilePath = Server.MapPath("~/UploadFiles/");          //上传的Office或者Pdf文件的存储路径            string strSwfFilePath = Server.MapPath("~/SwfFiles/");                     //pdf文件通过pdf2swf.exe转换成swf文件的存储路径            string strPdf2swfToolPath = Server.MapPath("~/02_SWFTools/pdf2swf.exe");   //pdf2swf.exe的路径，为pdf文件转swf文件做准备            string strUploadFileFullName = string.Empty;                               //上传文件的全名            string strPdfSaveFullPath = string.Empty;                                  //office文件转换成pdf的保存地址            string strSwfSaveFullPath = string.Empty;                                  //pdf文件转换成swf的保存地址            #endregion            //如果此控件有文件            if (FileUpload1.HasFile)            {                //纯文件名。例如：zjq.doc                string strUploadFileName = this.FileUpload1.FileName;                //获取文件名字，不包括格式。例如：zjq                string strUploadFileNameWithoutEt = Path.GetFileNameWithoutExtension(strUploadFileName).ToLower();                //获取上传的文件格式。例如：.doc                string strUploadFileType = Path.GetExtension(strUploadFileName).ToLower();                //判断上传文件类型                if (strUploadFileType == ".doc" || strUploadFileType == ".docx" || strUploadFileType == ".xls" || strUploadFileType == ".xlsx" || strUploadFileType == ".pdf")                {                    //创建OfficeOrPdf文件夹                    if (!Directory.Exists(strOfficeOrPdfPilePath))                    {                        Directory.CreateDirectory(strOfficeOrPdfPilePath);                    }                    //创建swf文件夹                    if (!Directory.Exists(strSwfFilePath))                    {                        Directory.CreateDirectory(strSwfFilePath);                    }                    //TODO:上传文件的全地址，为了保存使用。此处修改时间戳（maybe?）                    strUploadFileFullName = strOfficeOrPdfPilePath + strUploadFileName;                    //TODO：生成的pdf文件要保存的目标地址,此处修改时间戳（maybe?）                    strPdfSaveFullPath = strOfficeOrPdfPilePath + strUploadFileNameWithoutEt + ".pdf";                    //TODO：生成的swff文件要保存的目标地址,此处修改时间戳（maybe?）                    strSwfSaveFullPath = strSwfFilePath + strUploadFileNameWithoutEt + ".swf";                    //第一步：保存文件                    FileUpload1.PostedFile.SaveAs(strUploadFileFullName);                    try                    {                        //上传的文件是word                        if (strUploadFileType == ".doc" || strUploadFileType == ".docx")                        {                            //第二步：word转换成pdf                            strPdfName = Helper.Word2Pdf(strUploadFileFullName, strPdfSaveFullPath);                        }                        else if (strUploadFileType == ".xls" || strUploadFileType == ".xlsx")                        {                            //excel转换成pdf                            strPdfName = Helper.Excel2Pdf(strUploadFileFullName, strPdfSaveFullPath);                        }                        else if (strUploadFileType == ".pdf")                        {                            strPdfName = Path.GetFileName(strUploadFileFullName);                        }                        //判断Pdf中是否有指定的pdf文件                        if (File.Exists(strPdfSaveFullPath))                        {                            //第三步：pdf转换swf,最后存储到SwfFiles文件夹中                            strSwfName = Helper.PdfToSwf(strPdf2swfToolPath, strPdfSaveFullPath, strPdfName, strSwfSaveFullPath);                        }                        //如果swf存在并且不为空                        if (!string.IsNullOrEmpty(strSwfName) && File.Exists(strSwfFilePath + strSwfName))                        {                            //显示swf文件                            this.HiddenField1.Value = http://www.mamicode.com/"SwfFiles/" + strSwfName;                        }                    }                    catch (Exception ex)                    {                        Response.Write("<script>alert(‘" + ex.Message.ToString() + "‘)</script>");                    }                }            }        }    }