if (thumbnailFile.exists()) {
// replace it
FileUtils.forceDelete(thumbnailFile);
}
// ThumbnailDomain thumb = resizeImageTo(160f, type, thumbnailFile, screenshot);
final ThumbnailDomain thumb = moveImageTo(type, thumbnailFile, screenshot);
logger.info("update add thumb for [" + dd.getId() + "]");
dd.setThumbnail(thumb);
dd.increaseUpdateId();
dd.setGenerateThumbnail(false);
this.fsDao.store(fd);