easypoi导出动态表头excel

            cn.afterturn
            easypoi-base
            3.2.0
        

@Test
        public void dynaCol() {
        try {
            List colList = new ArrayList();
            ExcelExportEntity colEntity = new ExcelExportEntity("商品名称", "title");
            colEntity.setNeedMerge(true);
            colList.add(colEntity);

            colEntity = new ExcelExportEntity("供应商", "supplier");
            colEntity.setNeedMerge(true);
            colList.add(colEntity);

            ExcelExportEntity deliColGroup = new ExcelExportEntity("得力", "deli");
            List deliColList = new ArrayList();
            deliColList.add(new ExcelExportEntity("市场价", "orgPrice"));
            deliColList.add(new ExcelExportEntity("专区价", "salePrice"));
            deliColGroup.setList(deliColList);
            colList.add(deliColGroup);

            ExcelExportEntity jdColGroup = new ExcelExportEntity("京东", "jd");
            List jdColList = new ArrayList();
            jdColList.add(new ExcelExportEntity("市场价", "orgPrice"));
            jdColList.add(new ExcelExportEntity("专区价", "salePrice"));
            jdColGroup.setList(jdColList);
            colList.add(jdColGroup);


            List> list = new ArrayList>();
            for (int i = 0; i < 10; i++) {
                Map valMap = new HashMap();
                valMap.put("title", "名称." + i);
                valMap.put("supplier", "供应商." + i);

                List> deliDetailList = new ArrayList>();
                for (int j = 0; j < 3; j++) {
                    Map deliValMap = new HashMap();
                    deliValMap.put("orgPrice", "得力.市场价." + j);
                    deliValMap.put("salePrice", "得力.专区价." + j);
                    deliDetailList.add(deliValMap);
                }
                valMap.put("deli", deliDetailList);

                List> jdDetailList = new ArrayList>();
                for (int j = 0; j < 2; j++) {
                    Map jdValMap = new HashMap();
                    jdValMap.put("orgPrice", "京东.市场价." + j);
                    jdValMap.put("salePrice", "京东.专区价." + j);
                    jdDetailList.add(jdValMap);
                }
                valMap.put("jd", jdDetailList);

                list.add(valMap);
            }

            Workbook workbook = ExcelExportUtil.exportExcel(new ExportParams("价格分析表", "数据"), colList,
                    list);
            FileOutputStream fos = new FileOutputStream("D:/价格分析表.tt.xls");
            workbook.write(fos);
            fos.close();
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

导出结果图