presto-atop/src/main/java/io/prestosql/plugin/atop/AtopSplitManager.java/AtopSplitManager/AtopSplitManager
class AtopSplitManager:    @Inject
    public AtopSplitManager(NodeManager nodeManager, AtopConnectorConfig config)
    {
        this.nodeManager = requireNonNull(nodeManager, "nodeManager is null");
        requireNonNull(config, "config is null");
        timeZone = config.getTimeZoneId();
        maxHistoryDays = config.getMaxHistoryDays();
    }