presto-hive/src/main/java/io/prestosql/plugin/hive/util/AsyncQueue.java/AsyncQueue/BorrowResult
class AsyncQueue:        public BorrowResult(List<T> elementsToInsert, R result)
        {
            this.elementsToInsert = ImmutableList.copyOf(elementsToInsert);
            this.result = result;
        }