import { CanActivate, ActivatedRouteSnapshot, RouterStateSnapshot, UrlTree } from '@angular/router';
import { Observable } from 'rxjs';
import { AdalService } from './adal.service';
export declare class AdalGuard implements CanActivate {
    private service;
    constructor(service: AdalService);
    canActivate(next: ActivatedRouteSnapshot, state: RouterStateSnapshot): Observable<boolean | UrlTree> | Promise<boolean | UrlTree> | boolean | UrlTree;
}