presto-main/src/main/java/io/prestosql/connector/informationschema/InformationSchemaSplitManager.java/InformationSchemaSplitManager/InformationSchemaSplitManager
class InformationSchemaSplitManager:    public InformationSchemaSplitManager(InternalNodeManager nodeManager)
    {
        this.nodeManager = requireNonNull(nodeManager, "nodeManager is null");
    }