Easypoi轻松实现复杂excel文件导出功能

 //代码就纯粹只是把模板的占位符和变量对应起来
        Map<String, Object> map = new HashMap<String, Object>();
        map.put("code", customer.getCode());
        map.put("name", customer.getName());
        map.put("mobile", customer.getMobile());
        map.put("membershipGrade", customer.getMembershipGrade());
        map.put("zzyMembershipGrade", customer.getZzyMembershipGrade());
        map.put("addressComplete", customer.getAddressComplete());
        List<Map<String, String>> listMap = new ArrayList<Map<String, String>>();

        map.put("maplist", listMap);
        SimpleDateFORMat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        for (MainOrderSubOrderFinanceResult financeResult : mainOrderSubOrderFinanceResults) {
            Map<String, String> lm = new HashMap<String, String>();
            lm.put("orderCode", financeResult.getOrderCode());
            lm.put("payStatusDesc", financeResult.getPayStatusDesc());
            lm.put("settlementTypeDesc", financeResult.getSettlementTypeDesc());
            lm.put("billDate", dateFormat.format(financeResult.getBillDate()));
            lm.put("totalAmount", financeResult.getTotalAmount().stripTrailingZeros().toPlainString());
            lm.put("discountAmount", financeResult.getDiscountAmount().stripTrailingZeros().toPlainString());
            lm.put("amount", financeResult.getAmount().stripTrailingZeros().toPlainString());
            lm.put("payAmount", financeResult.getPayAmount().stripTrailingZeros().toPlainString());
            lm.put("amountPaid", financeResult.getAmountPaid().stripTrailingZeros().toPlainString());
            listMap.add(lm);

            sumTotalAmount = sumTotalAmount.add(financeResult.getTotalAmount());
            sumDiscountAmount = sumDiscountAmount.add(financeResult.getDiscountAmount());
            sumAmount = sumAmount.add(financeResult.getAmount());
            sumPayAmount = sumPayAmount.add(financeResult.getPayAmount());
            sumAmountPaid = sumAmountPaid.add(financeResult.getAmountPaid());
        }
        map.put("sumTotalAmount", sumTotalAmount);
        map.put("sumDiscountAmount", sumDiscountAmount);
        map.put("sumAmount", sumAmount);
        map.put("sumPayAmount", sumPayAmount);
        map.put("sumAmountPaid", sumAmountPaid);
        //生成临时模板文件
        String url="";
        try {
            File temp = File.createTempFile("exportCreditBillResult", ".xlsx");
            FileUploadHelper.inputStream2File(this.getClass().getClassLoader().getResourceAsStream("exportCreditBillResult.xlsx"),temp);
            url=temp.getAbsolutePath();
            temp.deleteOnExit();
        } catch (IOException e) {

        }

        TemplateExportParams params = new TemplateExportParams(url);
        Workbook workbook = ExcelExportUtil.exportExcel(params, map);