import { DetachedRouteHandle } from '@angular/router';
import * as i0 from "@angular/core";
export declare class RouteCachingService {
    private store;
    constructor();
    has(key: string): boolean;
    get(key: string): DetachedRouteHandle;
    set(key: string, detachedTree: DetachedRouteHandle): void;
    delete(key: string): void;
    deleteAll(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<RouteCachingService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<RouteCachingService>;
}