/// <reference types="node" />
import { EnqueuedJob, JobQueue, OnJobCallback } from '../../types';
export declare class JobQueueBase implements JobQueue {
    started: boolean;
    paused: boolean;
    onJob: OnJobCallback | null;
    timeout: NodeJS.Timeout | null;
    intervalSeconds: number;
    constructor();
    connectProducer(): void;
    enqueue(retry: EnqueuedJob): void;
    disconnectProducer(): void;
    startConsumer(onJob: OnJobCallback): void;
    stopConsumer(): void;
    pauseConsumer(): void;
    isConsumerPaused(): boolean;
    resumeConsumer(): void;
    protected readState(): Promise<boolean>;
    protected syncState(): Promise<void>;
}