批量上传文件方法重载

huangzhen

2023-09-13 9e2845342151a3775219a9092c0d83191fad94d5

 ruoyi-file/src/main/java/com/ruoyi/file/service/impl/AttachmentServiceImpl.java

@@ -263,6 +263,88 @@
    }

    @Override
    public Object saveBatchFileToPath(MultipartFile[] fileList, String module,Long businessId) {
        //获取对应模块路径
        String path;
        //获取对应模块根路径
        String dcPath;
        path = filePathProperties.getModule().get(module);
        dcPath = filePathProperties.getDcPath();
        List<AttachmentInfo> attachmentInfoList = new ArrayList<>();
        for (MultipartFile file : fileList) {
            String originalFilename = file.getOriginalFilename();
            if (StringUtils.isEmpty(originalFilename)) {
                logger.error(ERROR_FORMATTER,module, "文件不存在");
                throw new ServiceException("文件不存在");
            }
            if (StringUtils.isEmpty(path)) {
                logger.error(ERROR_FORMATTER, module, "文件路径不存在");
                throw new ServiceException("文件路径不存在");
            }
            assert originalFilename != null;
            LocalDateTime now = LocalDateTime.now();
            File newFile = null;
            try {
                //文件标识 UUID 如4d6873609b144945935ae84442711fd6
                String key = "";
                String suffix = "";
                if (originalFilename.contains(".mp3")) {
                    key = originalFilename;
                    suffix = "";
                } else {
                    key = UUID.randomUUID().toString().replace("-", "");
                    //文件后缀  包含.
                    suffix = originalFilename.substring(originalFilename.lastIndexOf(".")).toLowerCase();
                }

                path = path.replace("/", File.separator);
                //文件模块路径 如 2021/base/build/0421
                String modulePath = now.getYear() + path + now.format(DateTimeFormatter.ofPattern("MMdd"));
                //文件路径  如 2021/base/build/0421/4d6873609b144945935ae84442711fd6.后缀
                String newFilePath = modulePath + File.separator + key + suffix;
                //文件绝对路径 如 /home/img/2021/base/build/0421/4d6873609b144945935ae84442711fd6.后缀
                String localPath = dcPath + newFilePath;
                //文件访问路径 如 /upload/2021/base/build/0421/4d6873609b144945935ae84442711fd6.后缀
                String url = filePathProperties.getUrlRootPath() + newFilePath.replace(File.separator, "/");
                newFile = new File(localPath);
                if (!newFile.exists() && !newFile.mkdirs()) {
                    logger.error(ERROR_FORMATTER, newFilePath, "文件上传失败");
                    throw new ServiceException("文件上传失败");
                }
                //上传文件
                file.transferTo(newFile);
                //创建文件信息
                AttachmentInfo attachmentInfo = new AttachmentInfo();
                attachmentInfo.setDelFlag(0);
                attachmentInfo.setFileKey(key);
                attachmentInfo.setFileSuffix(suffix);
                attachmentInfo.setFilePath(localPath);
                attachmentInfo.setFileUrl(url);
                attachmentInfo.setBusinessId(businessId);
                attachmentInfo.setFileName(file.getOriginalFilename());
                attachmentInfo.setFileSize(file.getSize());
                attachmentInfo.setModule(module);
                attachmentInfo.setFileType(getType(suffix));
              /*  attachmentInfo.setCreateBy(SecurityUtils.getUsername());
                attachmentInfo.setUpdateBy(SecurityUtils.getUsername());*/
                attachmentInfo.setUpdateTime(new Date());
                attachmentInfo.setCreateTime(new Date());
                attachmentInfoList.add(attachmentInfo);

            } catch (IOException e) {
                if (newFile != null && newFile.exists()) {
                    newFile.delete();
                }
                logger.error(ERROR_FORMATTER, "文件上传失败", e.getMessage());
                throw new ServiceException("文件上传失败");
            }
        }
        List<AttachmentInfo> detailList = attachmentInfoService.saveBatchAttachment(attachmentInfoList);

        return detailList;
    }

    @Override
    public void downloadForStream(HttpServletResponse response, String key) {
        AttachmentInfo byKey = findByKey(key);
        File file;