记录下上传docx文件的方法

 代码

@ApiOperation(value = "下载模板接口")
@GetMapping(value = "downloadTemplate")
public void downloadTemplate(HttpServletResponse response) throws IOException {
    InputStream inputStream= null;
    FileInputStream fis = null;
    ServletOutputStream sos = null;
    try {
        ClassPathResource resource = new ClassPathResource("template.docx");
        try {
            inputStream = resource.getInputStream();
        }catch (Exception e){
            throw new ExcelCommonException("无法找到文件");
        }
        response.setHeader("Content-Disposition", "attachment;filename=" + URLEncoder.encode("template.docx", "UTF-8"));
        sos = response.getOutputStream();
        IOUtils.copy(resource.getInputStream(), sos);
    } catch (Exception e) {
        e.printStackTrace();
        throw new RuntimeException("下载失败！");
    } finally {
        try {
            if (fis != null) {
                fis.close();
            }
            if (sos != null) {
                sos.flush();
                sos.close();
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}