import { Channel } from "./Channel";
import { Task } from "./Task";
/**
 * ParallelChannel class (queue)
 * @augments Channel
 */
export declare class ParallelChannel extends Channel {
    private _parallelism;
    private _runningTasks;
    canRunAcrossTaskTypes: boolean;
    constructor(name: string);
    /**
     * Whether the queue is empty or not
     * @type {Boolean}
     * @readonly
     */
    get isEmpty(): boolean;
    /**
     * The amount of allowed parallel executed tasks
     * @type {Number}
     * @readonly
     */
    get parallelism(): number;
    /**
     * Get the currently running tasks
     * @type {Array<Task>}
     * @readonly
     */
    get runningTasks(): Task[];
    set parallelism(count: number);
    _runNextItem(): void;
}