java根据模板excel导出pdf和excel （easypoi）示例

/**
     * 下载带模板的excel
     * @param response
     * @param map   数据map key需与模板中对应
     * @param templateUrl       模板excel路径
     * @param titleName 标题名字
     */
    public static void getExcelPlus(HttpServletResponse response, HashMap<String,Object> map, String templateUrl, String titleName) {
        //取到要导出的模板
        TemplateExportParams params;
        //成本报表用电量成本
        params = new TemplateExportParams(templateUrl);
        Workbook workbook = ExcelExportUtil.exportExcel(params, map);
        ServletOutputStream out = null;
        String fileName = titleName + ".xlsx";
        //防止中文乱码
        String fileNameUrl;
        try {
            fileNameUrl = URLEncoder.encode(fileName, "UTF-8");
        } catch (UnsupportedEncodingException e) {
            throw new RuntimeException(e);
        }
        try {
            //流的形式传输数据
            response.setHeader("content-type", "application/octet-stream");
            //防止中文乱码
            response.setHeader("content-disposition", "attachment;filename=" + fileNameUrl + ";" + "filename*=utf-8''" + fileNameUrl);
            out = response.getOutputStream();
            workbook.write(out);
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            if (null != out) {
                try {
                    out.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
    }

/**
     *  下载带excel模板的pdf
     * @param response
     * @param map   数据map key需与模板中对应
     * @param templateUrl       模板excel路径
     */
    public static void getPdfReportPlus(HttpServletResponse response, HashMap<String,Object> map, String templateUrl) {
        //取到要导出的模板
        TemplateExportParams params;
        //成本报表用电量成本
        params = new TemplateExportParams(templateUrl);
        Workbook workbook = ExcelExportUtil.exportExcel(params, map);
        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
        //将excel文件写入到新的输出流
        try {
            workbook.write(outputStream);
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
        //将字节数组放置到内存里面
        ByteArrayInputStream inputStream = new ByteArrayInputStream(outputStream.toByteArray());
        com.spire.xls.Workbook workbook1 = new com.spire.xls.Workbook();
        workbook1.loadFromStream(inputStream);
        //pdf 自适应屏幕大小
        workbook1.getConverterSetting().setSheetFitToWidth(true);
        //通过流的形式输出保存
        try {
            workbook1.saveToStream(response.getOutputStream(), FileFormat.PDF);
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
    }

TownDrugCostReportVO townDrugCostReportVO = townDrugCostsReportService.drugCosts(dto);
        HashMap<String, Object> map = JSONObject.parseObject(JSONObject.toJSONString(townDrugCostReportVO), HashMap.class);
        List<TownDrugCostReportVO.Details> detailsList = JSONObject.parseArray(JSONObject.toJSONString(map.get("detailsList")), TownDrugCostReportVO.Details.class);
        //序号
        int id = 1;
        for (TownDrugCostReportVO.Details details : detailsList) {
            details.setId(id++ + "");
        }
        map.put("detailsList", detailsList);
        switch (dto.getDownLoadType()) {
            case 1:
                if(dto.getType() == 1) {
                    PdfUtil.getPdfReportPlus(response, map, "static/template/village/镇级成本报表药剂成本-月.xlsx");
                    break;
                }else if (dto.getType() == 2) {
                    PdfUtil.getPdfReportPlus(response, map, "static/template/village/镇级成本报表药剂成本-季.xlsx");
                    break;
                }else if (dto.getType() == 3) {
                    PdfUtil.getPdfReportPlus(response, map, "static/template/village/镇级成本报表药剂成本-年.xlsx");
                    break;
                }
            case 2:
                if(dto.getType() == 1) {
                    ExcelUtil.getExcelPlus(response, map, "static/template/village/镇级成本报表药剂成本-月.xlsx", "镇级药剂月成本报表");
                    break;
                }else if (dto.getType() == 2) {
                    ExcelUtil.getExcelPlus(response, map, "static/template/village/镇级成本报表药剂成本-季.xlsx", "镇级药剂季成本报表");
                    break;
                }else if(dto.getType() == 3) {
                    ExcelUtil.getExcelPlus(response, map, "static/template/village/镇级成本报表药剂成本-年.xlsx", "镇级药剂年成本报表");
                    break;
                }
        }