presto-hive/src/main/java/io/prestosql/plugin/hive/metastore/SemiTransactionalHiveMetastore.java/SemiTransactionalHiveMetastore/RecursiveDeleteResult
class SemiTransactionalHiveMetastore:        public RecursiveDeleteResult(boolean directoryNoLongerExists, List<String> notDeletedEligibleItems)
        {
            this.directoryNoLongerExists = directoryNoLongerExists;
            this.notDeletedEligibleItems = notDeletedEligibleItems;
        }