@Override
 public PhotosAlbum findById(String id) {
   return photosAlbumDao.findOne(id);
 }
 @Override
 @Transactional
 public void create(PhotosAlbum album) {
   photosAlbumDao.save(album);
 }
 public List<PhotosAlbum> findRootsByMember(String memberId) {
   List<PhotosAlbum> photosAlbums = photosAlbumDao.findRootsByMember(memberId);
   return photosAlbums;
 }
 @Override
 public List<PhotosAlbum> getByParent(long ParentId) {
   return photosAlbumDao.findByParent(ParentId);
 }
 @Override
 @Transactional
 public List<PhotosAlbum> findRoots() {
   List<PhotosAlbum> photosAlbums = photosAlbumDao.findRoots();
   return photosAlbums;
 }