按模板打印word防止并发操作

/// <summary>
        /// 
        /// <summary>
        /// 打印人员备案表
        /// </summary>
        /// <param name="UPT_ID"></param>
        /// <param name="printError"></param>
        /// <returns></returns>
        public bool PrintCGRYBA(string UPT_ID, out string printError)
        {
            printError = "";
            //获得数据
            DBControl.ORMapping.T_UPTeam objUPTeam = new DBControl.ORMapping.T_UPTeam();
            objUPTeam.theDBAgent = CTheDBAgent;
            objUPTeam.Open(UPT_ID);
            objUPTeam.Find(0);

            //try
            //{
            //return DownLoadFile(UPT_ID, objUPTeam.UPT_ID + "人员备案表", objUPTeam.UPT_NAME + "人员备案表.doc");
            //}
            //catch (Exception ex)
            //{
            //    printError = ex.ToString();
            //    return false;
            //}


            //end

            #region 直接调用word打印
///创建word对象
            Microsoft.Office.Interop.Word.Application app = new Microsoft.Office.Interop.Word.Application();
            try
            {


                Microsoft.Office.Interop.Word.Document doc = new Microsoft.Office.Interop.Word.Document();
                object Visible = false;
                object ReadOnly = false;
                object missing = System.Reflection.Missing.Value;
                object WdChatacter = Word.WdUnits.wdCharacter;
                object WdCell = Word.WdUnits.wdCell;
                object WdStory = Word.WdUnits.wdStory;
                object WdPageBreak = Word.WdBreakType.wdPageBreak;



                int page = 1;
///逐个数据循环，保存个子的文件，首先是从doc下复制模板，在saveword中按主键方式另存文档
                for (int i = 0; i < objUPTeam.theUPMembers.Count(); i++)
                {
                    objUPTeam.theUPMembers.Find(i);

                    #region 出国人员备案表
                    string TemplateFile = System.Web.HttpContext.Current.Server.MapPath(".") + "\Doc\东莞市因公临时出国赴港澳人员备案表.doc";
                    //生成的具有模板样式的新文件
                    string FileName = System.Web.HttpContext.Current.Server.MapPath(".") + "\SaveWord\" + UPT_ID + "出国人员备案表" + "(" + page.ToString() + ")" + ".doc";
                    //模板文件拷贝到新文件

                    myCopy(TemplateFile, FileName);
                    object Obj_FileName = FileName;

                    //打开文件
                    doc = app.Documents.Open(ref Obj_FileName, ref missing, ref ReadOnly, ref missing,
                        ref missing, ref missing, ref missing, ref missing,
                        ref missing, ref missing, ref missing, ref Visible,
                        ref missing, ref missing, ref missing,
                        ref missing);
                    doc.Activate();

                    #region 填入变量值
                        object what = Microsoft.Office.Interop.Word.WdGoToItem.wdGoToBookmark;

                        object BookMarkName = "人员姓名";
                        if (app.ActiveDocument.Bookmarks.Exists(BookMarkName.ToString()) == true)
                        {
                            doc.ActiveWindow.Selection.GoTo(ref what, ref missing, ref missing, ref BookMarkName);
                            doc.ActiveWindow.Selection.TypeText(PrintText(objUPTeam.theUPMembers.UPER_NAME));
                        }
                        BookMarkName = "性别";
                        if (app.ActiveDocument.Bookmarks.Exists(BookMarkName.ToString()) == true)
                        {
                            doc.ActiveWindow.Selection.GoTo(ref what, ref missing, ref missing, ref BookMarkName);
                            doc.ActiveWindow.Selection.TypeText(PrintText(objUPTeam.theUPMembers.UPER_SEX));
                        }
                        BookMarkName = "组团单位";
                        if (app.ActiveDocument.Bookmarks.Exists(BookMarkName.ToString()) == true)
                        {
                            doc.ActiveWindow.Selection.GoTo(ref what, ref missing, ref missing, ref BookMarkName);
                            string ztdw = "";
                            if (objUPTeam.UPT_ACOMP!="")
                            {
                                ztdw = objUPTeam.UPT_ACOMP;
                            }
                            else
                            {
                                ztdw = objUPTeam.UPT_UPNAME;
                            }
                            doc.ActiveWindow.Selection.TypeText(PrintText(ztdw));
                        }
                          BookMarkName = "类型备注3";
                        if (app.ActiveDocument.Bookmarks.Exists(BookMarkName.ToString()) == true)
                        {
                            doc.ActiveWindow.Selection.GoTo(ref what, ref missing, ref missing, ref BookMarkName);
                            if (objUPTeam.UPT_TYPE == "出国")
                            {
                                doc.ActiveWindow.Selection.TypeText(PrintText(""));
                            }
                            else
                            {
                                doc.ActiveWindow.Selection.TypeText(PrintText("（港澳事务）"));
                            }
                        }
                        BookMarkName = "出访任务国家";
                        if (app.ActiveDocument.Bookmarks.Exists(BookMarkName.ToString()) == true)
                        {
                            doc.ActiveWindow.Selection.GoTo(ref what, ref missing, ref missing, ref BookMarkName);
                            string cfrwAndCfd = "";

                            if (objUPTeam.UPT_TYPE == "出国")
                            {
                                //出国任务、所赴国家（地区）及停留时间
                                cfrwAndCfd = objUPTeam.UPT_TASK;
                                string cfd = "";
                                int stay_days = 0;
                                for (int g = 0; g < objUPTeam.theUPCountry.Count(); g++)
                                {
                                    objUPTeam.theUPCountry.Find(g);
                                    if (objUPTeam.theUPCountry.UPC_STAY!="过境")
                                    {
                                        if (cfd=="")
                                        {
                                            cfd = objUPTeam.theUPCountry.UPC_COUNTRY;
                                        }
                                        else
                                        {
                                            cfd += "," + objUPTeam.theUPCountry.UPC_COUNTRY;
                                        }
                                        stay_days += objUPTeam.theUPCountry.UPC_DAYS;
                                    }
                                }
                                cfrwAndCfd += "、" + cfd + stay_days.ToString() + "天";
                                doc.ActiveWindow.Selection.TypeText(PrintText(cfrwAndCfd));
                            }
                            else
                            {
                                //出国任务、所赴地区及停留时间
                                string rw = ""; 
                                string cfd = "";
                                int stay_days = 0;
                                for (int g1 = 0; g1 < objUPTeam.theUPCountry.Count(); g1++)
                                {
                                    objUPTeam.theUPCountry.Find(g1);

                                    if (rw == "")
                                    {
                                        rw = objUPTeam.theUPCountry.UPC_TASK1;
                                    }
                                    else
                                    {
                                        rw += "," + objUPTeam.theUPCountry.UPC_TASK1;
                                    }
                                    if (cfd == "")
                                    {
                                        cfd = objUPTeam.theUPCountry.UPC_COUNTRY;
                                    }
                                    else
                                    {
                                        cfd += "," + objUPTeam.theUPCountry.UPC_COUNTRY;
                                    }
                                    stay_days += objUPTeam.theUPCountry.UPC_STAYDAYS1;
                                }

                                cfrwAndCfd = rw + "、" + cfd + stay_days.ToString() + "天";
                                doc.ActiveWindow.Selection.TypeText(PrintText(cfrwAndCfd));
                            }
                        }


                        BookMarkName = "最后一次出访记录";
                        if (app.ActiveDocument.Bookmarks.Exists(BookMarkName.ToString()) == true)
                        {
                            doc.ActiveWindow.Selection.GoTo(ref what, ref missing, ref missing, ref BookMarkName);
                            doc.ActiveWindow.Selection.TypeText(PrintText(objUPTeam.theUPMembers.UPM_LATEST_RECORD));
                        }
                        #endregion

                    #region 保存临时文件

                    object IsSave = true;
                    doc.Close(ref IsSave, ref missing, ref missing);
                    #endregion
                    page += 1;

                    #endregion

                }

///在这之前的循环操作是针对多文档操作的，首先是按循环将模板复制一份，保存起来，然后逐个对复制的文件进行数据写入，写入后的文件通过doc.close将临时对象保存起来，这就相当于，在
编辑完word之后按了保存按钮一样，只是暂时的保存。
///此时通过以下合并文档方法将临时保存的数据合并到一个文档中，也就相当于加入下一页，此时删除临时数据，当前的文档就是需要导出的文件，
                #region 合并文档
                string TargetName = System.Web.HttpContext.Current.Server.MapPath(".") + "\SaveWord\" + UPT_ID + "人员备案表" + ".doc";
                for (int i = 1; i < page; i++)
                {
                    if (i == 1)
                    {
                        string TemplateFile = System.Web.HttpContext.Current.Server.MapPath(".") + "\SaveWord\" + UPT_ID + "人员备案表" + "(" + i.ToString() + ")" + ".doc";
                        //模板文件拷贝到新文件
                        myCopy(TemplateFile, TargetName);
                        object Obj_FileName = TargetName;

                        doc = app.Documents.Open(ref Obj_FileName, ref missing, ref ReadOnly, ref missing,
                           ref missing, ref missing, ref missing, ref missing,
                           ref missing, ref missing, ref missing, ref Visible,
                           ref missing, ref missing, ref missing,
                           ref missing);
                        doc.Activate();
                    }
                    else
                    {
                        string TemplateFile = System.Web.HttpContext.Current.Server.MapPath(".") + "\SaveWord\" + UPT_ID + "人员备案表" + "(" + i.ToString() + ")" + ".doc";
                        doc.Application.Selection.EndKey(ref WdStory, ref missing);
                        doc.Application.Selection.InsertBreak(ref WdPageBreak);
                        doc.Application.Selection.InsertFile(TemplateFile, ref missing, ref missing, ref missing, ref missing);
                    }
                }

                try
                {
                    doc.Application.Selection.EndKey(ref WdStory, ref missing);
                    doc.Application.Selection.Delete(ref WdChatacter, ref missing);
                }
                catch { }

                try
                {
                    //删除临时数据
                    for (int t = 1; t < page; t++)
                    {
                        System.IO.File.Delete(System.Web.HttpContext.Current.Server.MapPath(".") + "\SaveWord\" + UPT_ID + "人员备案表" + "(" + t.ToString() + ")" + ".doc");
                    }
                }
                catch { }
                #endregion

                object IsSave1 = true;

                doc.Close(ref IsSave1, ref missing, ref missing);
                doc = null;
                app.Quit(ref IsSave1, ref missing, ref missing);
                app = null;
                DownLoadFile(TargetName);
                GC.Collect();


                return true;
            }
            catch (Exception ex)
            {
                printError = ex.ToString();
                app = null;
                GC.Collect();
                return false;
            }
            #endregion

        }
//////将数据写到标签上
 private string PrintText(string str)
        {
           
            if (str == "")
            {
                return " ";
                
            }
            else
            {
                return str;
            }
        }
///复制文件方法
private void myCopy(string sourceFile, string targetFile)    

     {          

   if (System.IO.File.Exists(targetFile))    

         {              

   System.IO.File.Delete(targetFile);         

    }      

System.IO.File.Copy(sourceFile, targetFile);   

      }