import Thread, { ThreadTask } from "./thread";
export default class ThreadPool {
    cores: number;
    threads: Thread[];
    private poolQueue;
    poolingRate: number;
    /**
     * Creates a {@link ThreadPool} instance, executes any provided startup tasks on it's threads and starts it's cleaning loop.
     *
     * @param startupTasks Tasks to run on each created thread.
     */
    constructor(...startupTasks: ThreadTask[]);
    /**
     * Attempts to run or queue the task on the best open thread (shortest queue)
     *
     * Even when return value is false, the task is still added to the pool's queue to await execution.
     *
     * @param task
     * @param queue Wether or not to add the task to the queue if no thread is open
     * @returns true/false depending on wether an open thread was found
     */
    requestThread(task: ThreadTask, queue?: boolean): boolean;
    /**
     * Adds every provided task to every thread's queue, ignoring queue size limits.
     *
     * @param tasks
     */
    everyThread(...tasks: ThreadTask[]): void;
    /**
     * Moves as many tasks as possible from the pool queue to open threads
     */
    private cleanPool;
    /**
     * Gets the length of the pool's queue.
     *
     * @returns The pool's queue length
     */
    getQueueLength(): number;
}