大佬，我现在用的Dropzone.js，最后js返回

   return this.submitRequest(xhr, formData, files);

后台

  @At
    @AdaptBy(type = UploadAdaptor.class, args = {"${app.root}/WEB-INF/tmp"})
    public Object uploadApplyFile(@Param("..") TempFile[] tf

接收不到值，请大佬指教后台该怎么接收这个值