import { BehaviorSubject } from 'rxjs';
import * as i0 from "@angular/core";
export declare class UrlService {
    previousRouteUrl$: BehaviorSubject<string>;
    currentRouteUrl$: BehaviorSubject<string>;
    constructor();
    static ɵfac: i0.ɵɵFactoryDeclaration<UrlService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<UrlService>;
}