class StorageCRUDUtils {

    public boolean deleteFile(DataCategory dataCategory, String uid, String strategyId, String offerId)
        throws StorageServerClientException {
        return storageClient.delete(strategyId, dataCategory, uid,  Collections.singletonList(offerId));
    }

      StorageCRUDUtils();
    @VisibleForTesting public  StorageCRUDUtils(StorageClient storageClient);

}