import { ActivatedRouteSnapshot, CanActivate, Router, RouterStateSnapshot, UrlTree } from '@angular/router';
import { RdsApiService } from '@rds/shared-api';
import { Observable } from 'rxjs';
import { RdsDataProductDialogService } from '../../data-product-selection-dialog/data-product-dialog.service';
import { RdsDataProductGuard } from './data-product-guard.service';
import { MatSnackBar } from '@angular/material/snack-bar';
import * as i0 from "@angular/core";
/**
 * If a route is navigated to without a catalog and data product in the URL,
 * use the default if they are set, otherwise open the data product selection dialog
 *
 * @author Will Davis <will.davis@mtna.us>
 */
export declare class RdsEmptyDataProductGuardService extends RdsDataProductGuard implements CanActivate {
    constructor(dataProductDialog: RdsDataProductDialogService, rdsApiService: RdsApiService, router: Router, snackbar: MatSnackBar);
    canActivate(next: ActivatedRouteSnapshot, state: RouterStateSnapshot): Observable<boolean | UrlTree>;
    static ɵfac: i0.ɵɵFactoryDeclaration<RdsEmptyDataProductGuardService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<RdsEmptyDataProductGuardService>;
}