import { HttpClient } from '@angular/common/http';
import { Observable, ReplaySubject } from 'rxjs';
import { MtnaLogger } from '@mtna/lib-ui';
import { RdsApiService } from './rds-api.service';
export declare class RdsServerService {
    protected apiService: RdsApiService;
    protected http: HttpClient;
    protected logger: MtnaLogger;
    /** base url for the service */
    protected get SERVER_URL(): string;
    protected _disclaimerCache$: ReplaySubject<string>;
    protected _disclaimerRequest$: Observable<string>;
    constructor(apiService: RdsApiService, http: HttpClient, logger: MtnaLogger);
    /**
     * Get the disclaimer (EULA) to display to users who want to use the RDS API.
     * If there is no EULA in effect, the response will be null.
     * @remarks This method uses caching, returns a hot observable.
     * @param refresh forces a cache refresh, will update all subscribers. Defaults to false.
     * @returns the EULA or null if not applicable
     */
    getDisclaimer(refresh?: boolean): Observable<string>;
}