presto-main/src/main/java/io/prestosql/execution/NodeTaskMap.java/PartitionedSplitCountTracker/setPartitionedSplitCount
class PartitionedSplitCountTracker:        public void setPartitionedSplitCount(int partitionedSplitCount)
        {
            splitSetter.accept(partitionedSplitCount);
        }