import { SmartContractRecord, StreamPartID, TrackerRegistry } from 'streamr-client-protocol';
import { TrackerId } from '../identifiers';
import { PeerInfo } from '../connection/PeerInfo';
declare type getStreamPartsFn = () => Iterable<StreamPartID>;
declare type ConnectToTrackerFn = (trackerAddress: string, trackerPeerInfo: PeerInfo) => Promise<unknown>;
declare type DisconnectFromTrackerFn = (trackerId: TrackerId) => void;
export declare class TrackerConnector {
    private readonly getStreamParts;
    private readonly connectToTracker;
    private readonly disconnectFromTracker;
    private readonly trackerRegistry;
    private maintenanceTimer?;
    private readonly maintenanceInterval;
    private connectionStates;
    private readonly signallingOnlyTrackers;
    constructor(getStreamParts: getStreamPartsFn, connectToTracker: ConnectToTrackerFn, disconnectFromTracker: DisconnectFromTrackerFn, trackerRegistry: TrackerRegistry<SmartContractRecord>, maintenanceInterval: number);
    onNewStreamPart(streamPartId: StreamPartID): void;
    createSignallingOnlyTrackerConnection(trackerId: TrackerId, trackerAddress: string): Promise<void>;
    removeSignallingOnlyTrackerConnection(trackerId: TrackerId): void;
    start(): void;
    stop(): void;
    private maintainConnections;
    private connectTo;
    private isActiveTracker;
}
export {};