import { IQueueWorkload } from './IQueueWorkload';
import { IQueue } from './IQueue';
import { IdObject } from './IdObject';
export declare class QueueJob<T extends IQueueWorkload> implements IdObject {
    private static _INC;
    private _id;
    private _workload;
    private _start;
    private _stop;
    private _enqueued;
    private _duration;
    private _error;
    private _result;
    constructor(/* queue: IQueue, */ workload: T);
    prepare(queue: IQueue): void;
    get id(): string;
    workload(): T;
    enqueued(queue: IQueue): Promise<QueueJob<T>>;
    getResult(): any;
    setResult(v: any): void;
    getError(): Error;
    setError(v: any): void;
    /**
     * Wait till the job is begins
     */
    starting(queue: IQueue): Promise<QueueJob<T>>;
    /**
     * Wait till the job is finished
     */
    done(queue: IQueue): Promise<QueueJob<T>>;
    /**
     * Fire event that the job was enqueued
     */
    doEnqueue(queue: IQueue): Promise<void>;
    /**
     * Fire event that the job was started
     */
    doStart(queue: IQueue): Promise<void>;
    /**
     * Fire event that the job was stopped
     */
    doStop(queue: IQueue, err?: Error): Promise<void>;
    /**
     * Check if the job is enqueued
     */
    isEnqueued(): boolean;
    /**
     * Check if the job is started
     */
    isStarted(): boolean;
    /**
     * Check if the job is finished
     */
    isFinished(): boolean;
    /**
     * Fired when the job is finished
     */
    private onDone;
    /**
     * Clear references to the _queue object
     */
    finalize(queue: IQueue): void;
    /**
     * Helper generating the event names for different jobs id and states
     *
     * @param type
     */
    private jobEventName;
}