java分页数据导出excel
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- **
- * 订单导出(用于统计利润)
- * @return
- */
- public String orderExport() throws IOException{
- if (queryOrderList_currentPage == null || queryOrderList_currentPage <= 0) {
- queryOrderList_currentPage = 1;
- }
- OrderInfo order = new OrderInfo();
- if (!StringUtil.isNull(queryOrderList_orderStatus)) {
- order.setOrderStatus(queryOrderList_orderStatus);
- }
- if (!StringUtil.isNull(queryOrderList_orderCard)) {
- order.setOrderCard(queryOrderList_orderCard);
- }
- if (!StringUtil.isNull(queryOrderList_memberPhone)) {
- order.setMemberPhone(queryOrderList_memberPhone);
- }
- if (!StringUtil.isNull(queryOrderList_memberContactsPhone)) {
- order.setMemberContactsPhone(queryOrderList_memberContactsPhone);
- }
- if (queryOrderList_businessId != null && queryOrderList_businessId > 0) {
- order.setBusinessId(queryOrderList_businessId);
- }
- if (!StringUtil.isNull(queryOrderList_addressDesc)) {
- order.setAddressDesc(queryOrderList_addressDesc);
- }
- if (!StringUtil.isNull(queryOrderList_beginTime) && !StringUtil.isNull(queryOrderList_endTime)) {
- order.setBeginTime(queryOrderList_beginTime);
- order.setEndTime(queryOrderList_endTime);
- }
- try {
- HttpServletResponse response = ServletActionContext.getResponse();
- queryOrderList_pageBean = statisticsService.queryOrderListByCompanyConditions(order,queryOrderList_currentPage, queryOrderList_pageSize);
- int totalPage = queryOrderList_pageBean.getTotalPage();
- response.reset();
- SimpleDateFormat sdFormat = new SimpleDateFormat("yyyy-MM-dd");
- String fname= "订单导出"+sdFormat.format(new Date());
- fname=new String(fname.getBytes("GBK"),"ISO_8859_1");//文件名称{避免出现乱码}
- response.setHeader("Content-disposition", "attachment; filename="+fname+".csv");// 设定输出文件头
- response.setContentType("text/csv");
- response.setCharacterEncoding("UTF-8");
- OutputStream out = response.getOutputStream();
- String sep = ",";
- //列名
- for(int column=0;column<CompanyConfig.ORDER_EXPORT_COLUMN.split(",").length;column++){
- out.write(CompanyConfig.ORDER_EXPORT_COLUMN.split(",")[column].getBytes());
- out.write(sep.getBytes());
- }
- //换行符
- out.write(System.getProperty("line.separator").getBytes());
- //数据
- OrderInfo newOrderInfo =new OrderInfo();
- if(queryOrderList_pageBean.getList()!=null && queryOrderList_pageBean.getList().size()>0){
- for (int i = 0; i < queryOrderList_pageBean.getList().size(); i++) {
- newOrderInfo=(OrderInfo)queryOrderList_pageBean.getList().get(i);
- getOut(out,newOrderInfo,sep);
- }
- }
- if(totalPage>1){
- for (int m = 2; m <= totalPage; m++) {
- queryOrderList_pageBean = statisticsService.queryOrderListByCompanyConditions(order,
- queryOrderList_currentPage, queryOrderList_pageSize);
- List list =queryOrderList_pageBean.getList();
- if(list!=null && list.size()>0){
- for (int j = 0; j < list.size(); j++){
- OrderInfo nOrderInfo=(OrderInfo)list.get(j);
- getOut(out, nOrderInfo, sep);
- }
- }
- }
- }
- out.flush();
- out.close();
- } catch (Exception e) {
- e.printStackTrace();
- }
- return null;
- }
- public void getOut(OutputStream out,OrderInfo newOrderInfo,String sep) throws IOException{
- if(!StringUtil.isNull(newOrderInfo.getOrderCard())){
- out.write(String.valueOf(newOrderInfo.getOrderCard()).getBytes());
- }else{
- out.write(String.valueOf("订单编号为空").getBytes());
- }
- out.write((sep).getBytes());
- if(!StringUtil.isNull(newOrderInfo.getMemberContactsPhone())){
- out.write(newOrderInfo.getMemberContactsPhone().getBytes());
- }else{
- out.write(String.valueOf("用户联系电话为空").getBytes());
- }
- out.write((sep).getBytes());
- if(newOrderInfo.getAddressDesc()!=null){
- out.write(newOrderInfo.getAddressDesc().getBytes());
- }else{
- out.write(String.valueOf("联系地址为空").getBytes());
- }
- out.write((sep).getBytes());
- if(newOrderInfo.getGenerateTime()!=null){
- out.write(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(newOrderInfo.getGenerateTime()).getBytes());
- }else{
- out.write(String.valueOf("下单时间为空").getBytes());
- }
- out.write(System.getProperty("line.separator").getBytes());
- }
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