import * as i0 from "@angular/core";
/**
 * Service used to hold files associated with storage paths. A typical scenario
 * would have a string in the storage represent the name of a file to upload
 * (selected via a file input). This service is used to "hold" the file to later
 * upload. On upload, this service can then be queried to create a `FormData`
 * instance to be sent to a server.
 */
export declare class LfFileHolder implements Map<string, File> {
    /**
     * Files being held.
     */
    private files;
    [Symbol.toStringTag]: string;
    get size(): number;
    get(path: string): File | undefined;
    set(path: string, file: File): this;
    has(path: string): boolean;
    delete(path: string): boolean;
    clear(): void;
    forEach(callbackfn: (file: File, path: string, map: Map<string, File>) => void, thisArg?: any): void;
    [Symbol.iterator](): IterableIterator<[string, File]>;
    entries(): IterableIterator<[string, File]>;
    keys(): IterableIterator<string>;
    values(): IterableIterator<File>;
    static ɵfac: i0.ɵɵFactoryDeclaration<LfFileHolder, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<LfFileHolder>;
}