import { ExtensionSpool } from '@fabrix/fabrix/dist/common/spools/extension';
export declare class CronsSpool extends ExtensionSpool {
    private _scheduler;
    constructor(app: any);
    readonly scheduler: any;
    validate(): Promise<{}[]>;
    configure(): Promise<[void, {}]>;
    initialize(): Promise<void[]>;
    unload(): Promise<void[]>;
}