import { DeferredPromise } from './deferred-promise.js';
export declare class PromiseCollection {
    protected readonly promiseList: Record<string, DeferredPromise<any>>;
    size(): number;
    create(id: string): Promise<any> & import("./deferred-promise.js").IProgressHolder<any, any>;
    has(id: string): boolean;
    done(id: string, data: any): void;
    error(id: string, e: Error): void;
    dispose(): void;
}
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