class ShardCleaner {

    @VisibleForTesting
    void abortOldTransactions()
    {
        dao.abortOldTransactions(maxTimestamp(maxTransactionAge));
    }

    @Inject public  ShardCleaner(
            DaoSupplier<ShardDao> shardDaoSupplier,
            Ticker ticker,
            NodeManager nodeManager,
            StorageService storageService,
            Optional<BackupStore> backupStore,
            ShardCleanerConfig config);
    public  ShardCleaner(
            DaoSupplier<ShardDao> shardDaoSupplier,
            String currentNode,
            boolean coordinator,
            Ticker ticker,
            StorageService storageService,
            Optional<BackupStore> backupStore,
            Duration maxTransactionAge,
            Duration transactionCleanerInterval,
            Duration localCleanerInterval,
            Duration localCleanTime,
            Duration backupCleanerInterval,
            Duration backupCleanTime,
            int backupDeletionThreads,
            Duration maxCompletedTransactionAge);

}