公告附件下载

oa-app/src/main/java/com/css/oa/exam/announce/controller/AnnounceController.java

    public void download(@RequestParam(value = "uuid") String uuid, HttpServletRequest request, HttpServletResponse response) {
        try {
            if(TextUtils.isEmpty(uuid)){
                exportPrint(response, "未找到此文件!");
                exportPrint(response, "uuid不能为空");
                return;
            }
            String token = getToken();
            mService.setToken(token);
            mService.download(uuid, request, response);
        } catch (Exception e1) {
            e1.printStackTrace();
        } catch (Exception e) {
            e.printStackTrace();
            exportPrint(response, e.getMessage());
        }
    }

oa-app/src/main/java/com/css/oa/exam/announce/service/AnnounceService.java

     *  @param uuid = OP_XM_ENCLOSURE表主键
     */
    @Override
    public void download(String uuid, HttpServletRequest request, HttpServletResponse response) {
    public void download(String uuid, HttpServletRequest request, HttpServletResponse response) throws Exception {
        Admin admin = Admin.getAdminByToken(token);
        uploadService.download(admin, uuid, request, response);
        Announce announce = repository.findById(uuid).get();
        if(TextUtils.isEmpty(announce.getFile_id())){
            throw new Exception("此公告没有附件可下载");
        }
        uploadService.download(admin, announce.getFile_id(), request, response);
    }
    @Override

oa-app/src/main/java/com/css/oa/exam/announce/service/IAnnounceService.java

    void add(Announce test);
    void download(String uuid, HttpServletRequest request, HttpServletResponse response);
    void download(String uuid, HttpServletRequest request, HttpServletResponse response) throws Exception;
    Map queryPage(AnnoQueryReq req);

oa-app/src/main/java/com/css/oa/exam/util/upload/UploadService.java

    @Autowired
    FileInfoRepository fileInfoRepository;
    public void download(Admin admin, String uuid, HttpServletRequest request, HttpServletResponse response) {
    public void download(Admin admin, String file_id, HttpServletRequest request, HttpServletResponse response) {
        try {
            response.reset();
            // 设置文件输出类型
            response.setContentType("multipart/form-data");
            // 文件名编码
            FileInfoEntity entity = fileInfoRepository.findOne(uuid);
            FileInfoEntity entity = fileInfoRepository.findOne(file_id);
            String fileName = entity.getFileName();
            response.setHeader("Content-Disposition", "attachment; fileName=" + transCharacter(request, fileName));
            UploadUtil.downloadListFolderFiles(admin, entity.getUuid(), entity.getUploadPath(), fileName, entity.getCipherKey(), response);