presto-benchmark/src/main/java/io/prestosql/benchmark/AbstractOperatorBenchmark.java/AbstractOperatorBenchmark/getNextBatch
class AbstractOperatorBenchmark:    private static List<Split> getNextBatch(SplitSource splitSource)
    {
        return getFutureValue(splitSource.getNextBatch(NOT_PARTITIONED, Lifespan.taskWide(), 1000)).getSplits();
    }