Java中使用alibaba的easyexcel中的方法实现csv模板下载功能

系列文章目录

文章目录

• 系列文章目录
• 一、EasyExcelUtil工具

---

一、EasyExcelUtil工具

 /**
     * @param response     响应
     * @param fileName     文件名称
     * @param sheetName    sheet名称
     * @param headNameList 头部名称
     * @param <T>
     * @throws IOException
     */
    public static <T> void export(HttpServletResponse response, String fileName, String sheetName, List<String> headNameList) throws IOException {
        OutputStream out = null;
        try {
//            response.setContentType("application/vnd.ms-excel");
            response.setContentType("text/csv");
            response.setCharacterEncoding(CharEncoding.UTF_8);
            fileName = URLEncoder.encode(fileName, CharEncoding.UTF_8);
            response.setHeader("Content-disposition", "attachment;filename=" + fileName + ".csv");
            out = response.getOutputStream();
            EasyExcelFactory.write(out).excelType(ExcelTypeEnum.CSV).sheet(sheetName).head(EasyExcelUtil.headList(headNameList)).doWrite(new ArrayList<>());
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            IoUtil.close(out);
        }
    }
}