jeecg导出备份

导出前台

<t:dgToolBar title="导出" icon="fa fa-upload" funname="ExportXldiaodu"></t:dgToolBar>

一、
function ExportXldiaodu(title,url,gname) {
    gridname=gname;
     var ids = [];
     var rows = $("#"+gname).datagrid('getSelections');
     for ( var i = 0; i < rows.length; i++) {
        ids.push(rows[i].id);
    }
         var ordercode=$("input[name='crOrderno1']").val();//业务编号
         var crOrderstate=$("select[name='crOrderstate']").val();//运输状态
         var crNo=$("input[name='crNo']").val();//车队编号
         var crEtdGettime_begin=$("input[name='crEtdGettime_begin']").val();//车队编号
         var crEtdGettime_end=$("input[name='crEtdGettime_end']").val();//车队编号
         var ordertype=$('#crPcname1').val();//业务类型      
         var crInno=$("input[name='crInno']").val();//进仓编号
         var orderman=$('#crOrderFromcompany').val();//委托单位
         var crBoxbillno = $("input[name='crBoxbillno']").val();//提单号
         var ordertype2=$('#crPcname2').val();//业务类型安顺
         var busname =$("select[name='busname']").val();//业务性质
         var createDatebegin = $("input[name='createDate_begin']").val();//下单开始时间
         var createDateend = $("input[name='createDate_end']").val();//下单结束时间
         var crFromDispatcher = $("select[name='crFromDispatcher']").val();//接单人
         var createBy = $("select[name='createBy']").val();//下单人
         var updateName = $("select[name='updateName']").val();//更新人
         var crGettime_begin = $("input[name='crGettime_begin']").val(); //实际提货时间开始
         var crGettime_end = $("input[name='crGettime_end']").val();//实际提货时间结束 
         var crTxweituono = $("input[name='crTxweituono']").val();//提货单号
         var crSumitstate = $("input[name='crSumitstate']").val();//提箱委托单号
         var crFromCarno = $("input[name='crFromCarno']").val();//提货车牌
         JeecgExcelExport("carRouteController.do?exportXlsthqddiaodu&ids="+ids+"&ordercode="+ordercode+'&crOrderstate='+crOrderstate
　　　　　　　　　　+'&crNo='+crNo+'&crEtdGettime_begin='+crEtdGettime_begin+'&crEtdGettime_end='+crEtdGettime_end+'&ordertype='+ordertype
　　　　　　　　　　+'&crInno='+crInno+'&orderman='+orderman+'&crBoxbillno='+crBoxbillno+'&ordertype2='+ordertype2+'&busname='+busname
　　　　　　　　　　+'&createDatebegin='+createDatebegin+'&createDateend='+createDateend+'&crFromDispatcher='+crFromDispatcher
　　　　　　　　　　+'&createBy ='+createBy+'&updateName='+updateName+'&type=6'+'&crGettime_begin='+crGettime_begin+'&crGettime_end='+crGettime_end
　　　　　　　　　　+'&crTxweituono='+crTxweituono+'&crSumitstate='+crSumitstate+'&crFromCarno='+crFromCarno , "carRouteList");
    
   
 }

二、
function newbaoguan(title,url, id,width,height,isRestful) {
                     gridname=id;
                     var rowsData = $('#'+id).datagrid('getSelections');
                     if (!rowsData || rowsData.length==0) {
                         tip('请选择导出项目');
                         return;
                     }
                     if (rowsData.length>1) {
                         tip('请选择一条记录再导出');
                         return;
                     }
                     if (rowsData.length==1) { 
                         JeecgExcelExport("decMainController.do?newbaoguan&ids="+rowsData[0].id,"decMainList");
                     }
                     
                 }

后台代码

一、

 /**
     * 导出提货一览表动作
     */
    public void ExportXlthylbOut(HttpServletRequest request, HttpServletResponse response, XSSFWorkbook work, List<Map<String, Object>> list,
                                String sysdate) throws ParseException {
        String cr_From_Carno_last = "";
        int cnt = 0;
        SimpleDateFormat formatter = new SimpleDateFormat("HH:mm");
        String dateString ="";  
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
        Date dBegin = sdf.parse(sysdate);
        Calendar c = Calendar.getInstance();//可以对每个时间域单独修改
        c.setTime(dBegin);
        int year = c.get(Calendar.YEAR); 
        int month = c.get(Calendar.MONDAY)+1; 
        int weekday = c.get(Calendar.DAY_OF_WEEK);
        int day = c.get(Calendar.DATE);   
        String week ="";
        if (weekday == 1) {
            week = "周日";
        } else if (weekday == 2) {
            week = "周一";
        } else if (weekday == 3) {
            week = "周二";
        } else if (weekday == 4) {
            week = "周三";
        } else if (weekday == 5) {
            week = "周四";
        } else if (weekday == 6) {
            week = "周五";
        } else if (weekday == 7) {
            week = "周六";
        }

        XSSFSheet sheetAt = work.createSheet(year+"."+month+"."+day);     
       
        //第一样式（大标题）
      
        XSSFCellStyle setBorder = work.createCellStyle();
        setBorder.setAlignment(setBorder.ALIGN_CENTER); // 水平居中
        setBorder.setVerticalAlignment(setBorder.VERTICAL_CENTER);//垂直居中
        XSSFFont font = work.createFont();
        font.setFontHeightInPoints((short) 16);//设置字体大小
        setBorder.setFont(font);//选择需要用到的字体格式

        //第二样式
        XSSFCellStyle setBorder1 = work.createCellStyle();
        setBorder1.setFillForegroundColor(HSSFColor.LIGHT_TURQUOISE.index);// 设置背景色
        setBorder1.setFillPattern(setBorder1.SOLID_FOREGROUND);
        setBorder1.setBorderBottom(HSSFCellStyle.BORDER_THIN); //下边框
        setBorder1.setBorderLeft(HSSFCellStyle.BORDER_THIN);//左边框
        setBorder1.setBorderTop(HSSFCellStyle.BORDER_THIN);//上边框
        setBorder1.setBorderRight(HSSFCellStyle.BORDER_THIN);//右边框
        setBorder1.setAlignment(setBorder.ALIGN_CENTER); // 水平居中
        setBorder1.setVerticalAlignment(setBorder.VERTICAL_CENTER);//垂直居中
        //第二样式2
        XSSFCellStyle setBorder2 = work.createCellStyle();
        setBorder2.setFillForegroundColor(HSSFColor.LIGHT_GREEN.index);// 设置背景色
        setBorder2.setFillPattern(setBorder2.SOLID_FOREGROUND);
        setBorder2.setBorderBottom(HSSFCellStyle.BORDER_THIN); //下边框
        setBorder2.setBorderLeft(HSSFCellStyle.BORDER_THIN);//左边框
        setBorder2.setBorderTop(HSSFCellStyle.BORDER_THIN);//上边框
        setBorder2.setBorderRight(HSSFCellStyle.BORDER_THIN);//右边框
        setBorder2.setAlignment(setBorder.ALIGN_CENTER); // 水平居中
        setBorder2.setVerticalAlignment(setBorder.VERTICAL_CENTER);//垂直居中
        //第三样式（背景色）
        XSSFCellStyle setBorder3 = work.createCellStyle();
        setBorder3.setFillForegroundColor(HSSFColor.YELLOW.index);// 设置背景色
        setBorder3.setFillPattern(setBorder3.SOLID_FOREGROUND);
        setBorder3.setBorderBottom(HSSFCellStyle.BORDER_THIN); //下边框
        setBorder3.setBorderLeft(HSSFCellStyle.BORDER_THIN);//左边框
        setBorder3.setBorderTop(HSSFCellStyle.BORDER_THIN);//上边框
        setBorder3.setBorderRight(HSSFCellStyle.BORDER_THIN);//右边框
        setBorder3.setAlignment(setBorder.ALIGN_CENTER); // 水平居中
        setBorder3.setVerticalAlignment(setBorder.VERTICAL_CENTER);//垂直居中
        //第四样式（背景色）
        XSSFCellStyle setBorder4 = work.createCellStyle();
        setBorder4.setFillForegroundColor(HSSFColor.GREEN.index);// 设置背景色 
        setBorder4.setFillPattern(setBorder4.SOLID_FOREGROUND);
        setBorder4.setBorderBottom(HSSFCellStyle.BORDER_THIN); //下边框
        setBorder4.setBorderLeft(HSSFCellStyle.BORDER_THIN);//左边框
        setBorder4.setBorderTop(HSSFCellStyle.BORDER_THIN);//上边框
        setBorder4.setBorderRight(HSSFCellStyle.BORDER_THIN);//右边框
        setBorder4.setAlignment(setBorder.ALIGN_CENTER); // 水平居中
        setBorder4.setVerticalAlignment(setBorder.VERTICAL_CENTER);//垂直居中
        //第五样式（背景色）
        XSSFCellStyle setBorder5 = work.createCellStyle();
        setBorder5.setFillForegroundColor(HSSFColor.LIGHT_ORANGE.index);// 设置背景色
        setBorder5.setFillPattern(setBorder5.SOLID_FOREGROUND);
        setBorder5.setBorderBottom(HSSFCellStyle.BORDER_THIN); //下边框
        setBorder5.setBorderLeft(HSSFCellStyle.BORDER_THIN);//左边框
        setBorder5.setBorderTop(HSSFCellStyle.BORDER_THIN);//上边框
        setBorder5.setBorderRight(HSSFCellStyle.BORDER_THIN);//右边框
        setBorder5.setAlignment(setBorder.ALIGN_CENTER); // 水平居中
        setBorder5.setVerticalAlignment(setBorder.VERTICAL_CENTER);//垂直居中
       //第六样式 
        XSSFCellStyle setBorder6 = work.createCellStyle();
        setBorder6.setFillForegroundColor(HSSFColor.LIGHT_ORANGE.index);// 设置背景色
        setBorder6.setBorderBottom(HSSFCellStyle.BORDER_THIN); //下边框
        setBorder6.setBorderLeft(HSSFCellStyle.BORDER_THIN);//左边框
        setBorder6.setBorderTop(HSSFCellStyle.BORDER_THIN);//上边框
        setBorder6.setBorderRight(HSSFCellStyle.BORDER_THIN);//右边框
        setBorder6.setAlignment(setBorder.ALIGN_CENTER); // 水平居中
        setBorder6.setVerticalAlignment(setBorder.VERTICAL_CENTER);//垂直居中
        
        
        XSSFRow row1 = sheetAt.createRow(1);
        row1.createCell(1).setCellValue("");
        row1.getCell(1).setCellStyle(setBorder3);
        row1.createCell(2).setCellValue("已录系统");
        row1.getCell(2).setCellStyle(setBorder3); 
        CellRangeAddress region = new CellRangeAddress(1,3, (short) 3, (short) 14);
         sheetAt.addMergedRegion(region);
        row1.createCell(3).setCellValue("安顺公司运输业务统计一览表("+year+"."+month+"."+day+""+week+")");
        row1.getCell(3).setCellStyle(setBorder);
        
        row1 = sheetAt.createRow(2);
        row1.createCell(1).setCellValue("");
        row1.getCell(1).setCellStyle(setBorder4);
        row1.createCell(2).setCellValue("新增");
        row1.getCell(2).setCellStyle(setBorder4); 
        
        row1 = sheetAt.createRow(3);
        row1.createCell(1).setCellValue("");
        row1.getCell(1).setCellStyle(setBorder5);
        row1.createCell(2).setCellValue("备注");
        row1.getCell(2).setCellStyle(setBorder5); 

        row1 = sheetAt.createRow(4);
        row1.createCell(1).setCellValue("车号");
        row1.createCell(2).setCellValue("驾驶员"); 
        row1.createCell(3).setCellValue("货主单位");
        row1.createCell(4).setCellValue("车次");
        row1.createCell(5).setCellValue("箱型*数量");
        
        row1.createCell(6).setCellValue("类型");
        row1.createCell(7).setCellValue("时间");
        row1.createCell(8).setCellValue("委托号");
        row1.createCell(9).setCellValue("业务编号");
        row1.createCell(10).setCellValue("客户");
        row1.createCell(11).setCellValue("箱号");
        row1.createCell(12).setCellValue("收箱");
        row1.createCell(13).setCellValue("备注");
        row1.createCell(14).setCellValue("调度备注");
        for(int z=1;z<=14;z++){
            row1.getCell(z).setCellStyle(setBorder6);
        }
        RegionUtil.setBorderTop(1, region, sheetAt, work);
        RegionUtil.setBorderBottom(1, region, sheetAt, work);
        RegionUtil.setBorderLeft(1, region, sheetAt, work);
        RegionUtil.setBorderRight(1, region, sheetAt, work);
        Boolean flag = false;
        Boolean flag_old = false;
     for(int i=0;i<list.size();i++){
         Map<String, Object> map = new HashMap<>();
         if(i<list.size()){
             map = list.get(i);
         }
             
           /*
            * 从第六行开始赋值 
            */
             XSSFRow row6 =  sheetAt.createRow(i+5);
             String car_name = String.valueOf(map.get("car_name"));  
             //车牌号
             if(map.get("car_name")!=null&&!"".equals(car_name)) {
                 if(car_name.equals(cr_From_Carno_last)){
                     cnt++;
                     if(i==list.size()-1){
                         //当最后一行时看情况合并
                         CellRangeAddress region1 = new CellRangeAddress(i-cnt+5, i+5, (short) 1, (short) 1);
                         sheetAt.addMergedRegion(region1); 
                     } 
                     flag = flag_old;
                     
                 }else{
                     if(cnt>0){
                         //合并单元格
                         CellRangeAddress region1 = new CellRangeAddress(i+5-cnt-1, i-1+5, (short) 1, (short) 1);
                         sheetAt.addMergedRegion(region1);
                     }  
                     if(flag){
                         flag=false;
                     }else{
                         flag=true;
                     }
                     cnt=0;
                 }
                 row6.createCell(1).setCellValue(car_name);  
                
             }else {
                 row6.createCell(1).setCellValue("");  
                
             }   
             //将现在的提货编号赋值
             cr_From_Carno_last=car_name;
             
             //提货司机
             String cr_from_driver_name = String.valueOf(map.get("cr_from_driver_name"));
             if(map.get("cr_from_driver_name")!=null&&!"".equals(cr_from_driver_name)) {
                 row6.createCell(2).setCellValue(cr_from_driver_name);
                 
             }else {
                 row6.createCell(2).setCellValue("");  
             }
             //货主单位
             String cr_company = String.valueOf(map.get("cr_company"));
             if(map.get("cr_company") !=null && !"".equals(cr_company)) {
                 row6.createCell(3).setCellValue(cr_company); 
             }else {
                 row6.createCell(3).setCellValue("");         
             }
             //车次
             String cr_cnt = String.valueOf(map.get("cr_cnt"));
             if(map.get("cr_cnt") !=null && !"".equals(cr_cnt)) {
                 row6.createCell(4).setCellValue(cr_cnt); 
             }else {
                 row6.createCell(4).setCellValue("");         
             }
             //箱量
             String cr_Boxtype = String.valueOf(map.get("cr_Boxtype"));
             if(map.get("cr_Boxtype") !=null&&!"".equals(cr_Boxtype)) {
                 row6.createCell(5).setCellValue(cr_Boxtype); 
             }else {
                 row6.createCell(5).setCellValue("");        
             }
            //类型
             String order_busname = String.valueOf(map.get("order_busname"));
             if(map.get("order_busname")!=null&&!"".equals(order_busname)) {
                 row6.createCell(6).setCellValue(order_busname); 
             }else {
                 row6.createCell(6).setCellValue("");                 
             }
             //时间
             if(map.get("cr_Gettime") !=null) {
                   row6.createCell(7).setCellValue( String.valueOf(map.get("cr_Gettime"))); 
             }else {
                 row6.createCell(7).setCellValue("");       
             }
             //委托号  
             String cr_Sumitstate = String.valueOf(map.get("cr_Sumitstate"));
             if(map.get("cr_Sumitstate") !=null) {
                      row6.createCell(8).setCellValue(cr_Sumitstate); 
             }else {
                 row6.createCell(8).setCellValue("");       
             }
         
             
             //业务编号
             String cr_orderno = String.valueOf(map.get("cr_orderno"));
             if(map.get("cr_orderno") !=null) {
                      row6.createCell(9).setCellValue(cr_orderno); 
             }else {
                 row6.createCell(9).setCellValue("");         
             }
             
             //客户
             String cr_order_company_value = String.valueOf(map.get("cr_order_company_value"));
             if(map.get("cr_order_company_value") !=null) {
                 row6.createCell(10).setCellValue(cr_order_company_value); 
             }else {
                 row6.createCell(10).setCellValue("");        
             }
             
             //箱号
             String cr_Boxno = String.valueOf(map.get("cr_Boxno"));
             if(map.get("cr_Boxno") !=null) {
                      row6.createCell(11).setCellValue(cr_Boxno); 
             }else {
                 row6.createCell(11).setCellValue("");        
             } 
             //是否收箱
             String cr_sbox = String.valueOf(map.get("cr_sbox"));
             if(map.get("cr_sbox") !=null) {
                      row6.createCell(12).setCellValue(cr_sbox); 
             }else {
                 row6.createCell(12).setCellValue("");         
             }
             //备注
             String cr_from_comment = String.valueOf(map.get("cr_from_comment"));
             if(map.get("cr_from_comment") !=null) {
                      row6.createCell(13).setCellValue(cr_from_comment); 
             }else {
                 row6.createCell(13).setCellValue("");         
             }
             
            //调度备注
             String cr_remmark = String.valueOf(map.get("cr_remmark"));
             if(map.get("cr_remmark") !=null) {
                      row6.createCell(14).setCellValue(cr_remmark); 
             }else {
                 row6.createCell(14).setCellValue("");        
             }
             for(int j=1;j<=14;j++){
                 if(flag){
                     row6.getCell(j).setCellStyle(setBorder1); 
                 }else{
                     row6.getCell(j).setCellStyle(setBorder2); 
                 }
             }
             flag_old = flag;
         }
    }

二、

/**
     * 导出 托运单
     */
    @RequestMapping(params = "ExportHjyTyd")
    @ResponseBody
    public void ExportHjyTyd(HttpServletRequest request, ModelMap modelMap, HttpServletResponse response,
            OutputStream output) throws UnsupportedEncodingException {
        Workbook tempWorkBook = null;
        String id = request.getParameter("id");//业务编号
        String ids = request.getParameter("ids");//选择框
        String wheresql = " ";

        if(id!=null && !id.equals("")) {
            wheresql += " and a.id='" + id + "'";
        }
        
        if(ids !=null && !ids.equals("")) {
            wheresql += " and b.id='" + ids + "'";
        }
        
        String sql = " select a.* ,b.*,sysdate() sysdate  " 
                   + "   from ldc_order a,car_route b"
                   + "  where a.order_code = b.cr_orderno  "
                   + wheresql 
                   + "  order by b.create_date desc ";

        String lujing = request.getSession().getServletContext().getRealPath("/");
        String lujing1 = lujing + "export\\template\\exporthjytyd.xlsx";
        List<Map<String, Object>> maps = jdbcTemplate.queryForList(sql);
        InputStream in;
        try {
            in = new FileInputStream(new File(lujing1));
            XSSFWorkbook work = null;
            work = new XSSFWorkbook(in);
            this.ExportHjyTydOut(request, response, work, maps);
        } catch (Exception e) {

            e.printStackTrace();
        }


    }
    /**
     * 导出托运单动作
     */
    public void ExportHjyTydOut(HttpServletRequest request, HttpServletResponse response, XSSFWorkbook work, List<Map<String, Object>> list) {
        
        
        XSSFSheet sheetAt = work.getSheetAt(0);     
        XSSFRow row1 = sheetAt.getRow(1);
        SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd");
        String dateString ="";
         
         Map<String, Object> map = new HashMap<>();
         map = list.get(0);
         
       /*
        * 从第三行开始赋值 
        */
         XSSFRow row3 =  sheetAt.getRow(2);
        //发货日期
         if(map.get("create_date") !=null) {
             Date date = (Date) map.get("create_date");
             dateString = formatter.format(date);
             row3.getCell(2).setCellValue(dateString);
         }else {
             row3.getCell(2).setCellValue("");         
         }
         
        //导出日期
         String qq = formatter.format(map.get("sysdate"));
        row3.getCell(7).setCellValue(formatter.format(map.get("sysdate")));    
        
        //业务编号
         if(map.get("order_code") !=null) {
             row3.getCell(12).setCellValue(String.valueOf(map.get("order_code")));
         }else {
             row3.getCell(12).setCellValue("");         
         }
         
        /*
         *    从第四行开始赋值 
         */
         XSSFRow row4 = sheetAt.getRow(3);
         //提货联系人
         if(map.get("cr_Fromperson") !=null) {
             row4.getCell(2).setCellValue(String.valueOf(map.get("cr_Fromperson")));
         }else {
             row4.getCell(2).setCellValue("");         
         }
         //提货联系人电话
         if(map.get("cr_Frompersontel") !=null) {
             row4.getCell(5).setCellValue(String.valueOf(map.get("cr_Frompersontel")));
         }else {
             row4.getCell(5).setCellValue("");         
         }
         //提货地址
         if(map.get("cr_Fromplace_Value") !=null) {
             row4.getCell(8).setCellValue(String.valueOf(map.get("cr_Fromplace_Value")));
         }else {
             row4.getCell(8).setCellValue("");         
         }
         
         /*
         *    从第5行开始赋值 
         */
         XSSFRow row5 = sheetAt.getRow(4);
         //送货联系人
         if(map.get("cr_Toperson") !=null) {
             row5.getCell(2).setCellValue(String.valueOf(map.get("cr_Toperson")));
         }else {
             row5.getCell(2).setCellValue("");         
         }
         //送货联系人电话
         if(map.get("cr_Topersontel") !=null) {
             row5.getCell(5).setCellValue(String.valueOf(map.get("cr_Topersontel")));
         }else {
             row5.getCell(5).setCellValue("");         
         }
         //送货地址
         if(map.get("cr_Toplace_Value") !=null) {
             row5.getCell(8).setCellValue(String.valueOf(map.get("cr_Toplace_Value")));
         }else {
             row5.getCell(8).setCellValue("");         
         }
         
         /*
          *    从第6行开始赋值 orderFk
          */
         XSSFRow row6 = sheetAt.getRow(5);
         //付款方式
         if(map.get("cr_Proteacty") !=null) {
             row6.getCell(10).setCellValue(String.valueOf(map.get("cr_Proteacty")));
         }else {
             row6.getCell(10).setCellValue("");         
         }
        //交货方式
         if(map.get("order_Licenceno") !=null) {
             row6.getCell(13).setCellValue(String.valueOf(map.get("order_Licenceno")));
         }else {
             row6.getCell(13).setCellValue("");         
         }
         
         /*
         *    从第7行开始赋值 
         */
         XSSFRow row7 = sheetAt.getRow(6);
         //货物
         if(map.get("order_Goods") !=null) {
             row7.getCell(1).setCellValue(String.valueOf(map.get("order_Goods")));
         }else {
             row7.getCell(1).setCellValue("");         
         }
         //件数
         if(map.get("order_Number") !=null) {
             row7.getCell(2).setCellValue(String.valueOf(map.get("order_Number")));
         }else {
             row7.getCell(2).setCellValue("");         
         }
         //包装
         if(map.get("order_Bz") !=null && !"".equals(map.get("order_Bz"))) {
             String sql = " select  typename  from t_s_type " 
                         + "  where typegroupid=(select id from t_s_typegroup where typegroupcode='orderbz')"
                         + "    and typecode  = '"+(String)map.get("order_Bz")+"'";
             
             row7.getCell(3).setCellValue(String.valueOf(map.get("order_Bz")));
         }else {
             row7.getCell(3).setCellValue("");                 
         }
         //重量（KG）
         if(map.get("order_Gross_Weight") !=null) {
             row7.getCell(4).setCellValue(String.valueOf(map.get("order_Gross_Weight")));
         }else {
             row7.getCell(4).setCellValue("");         
         }
         //尺寸
         if(map.get("order_Size") !=null) {
             row7.getCell(5).setCellValue(String.valueOf(map.get("order_Size")));
         }else {
             row7.getCell(5).setCellValue("");         
         }
         
         /*
          *    从第9行开始赋值 
          */
         XSSFRow row9 = sheetAt.getRow(8);
         //备注
         if(map.get("cr_From_Comment") !=null) {
             row9.getCell(12).setCellValue(String.valueOf(map.get("cr_From_Comment")));
         }else {
             row9.getCell(12).setCellValue("");         
         }
        
        //前台反应
        response.reset();  
        response.setCharacterEncoding("UTF-8");  
        response.setContentType("application/vnd.ms-excel");  //保证不乱码  
        try
        {
            Date date=new Date();
            SimpleDateFormat format=new SimpleDateFormat("MMddHHmmss");
            String time="bb"+format.format(date)+".xlsx";
            response.setHeader("Content-Disposition","attachment;" + " filename=" + new String(time.getBytes("utf-8"), "ISO-8859-1"));
           
        }
        catch (UnsupportedEncodingException e1) {        
            e1.printStackTrace();
        }  
        try  
        {  
            ByteArrayOutputStream oss =new  ByteArrayOutputStream(); 
            OutputStream os = response.getOutputStream();
            work.write(oss);  
              
            byte temp[] = oss.toByteArray();  
            ByteArrayInputStream in1 = new ByteArrayInputStream(temp);  
            int n = 0;      
            while ((n = in1.read(temp)) >0) {      
                 os.write(temp, 0, n);      
             }    
            os.flush();  
            os.close();  
        } catch(Exception e){
        
            e.printStackTrace();
        }
        
    }