presto-tpcds/src/main/java/io/prestosql/plugin/tpcds/TpcdsNodePartitioningProvider.java/TpcdsNodePartitioningProvider/TpcdsNodePartitioningProvider
class TpcdsNodePartitioningProvider:    public TpcdsNodePartitioningProvider(NodeManager nodeManager, int splitsPerNode)
    {
        requireNonNull(nodeManager, "nodeManager is null");
        checkArgument(splitsPerNode > 0, "splitsPerNode must be at least 1");

        this.nodeManager = nodeManager;
        this.splitsPerNode = splitsPerNode;
    }