import { ErrorHandler, ExtensionHandler } from "./index";
export default class PortalClient extends EventTarget {
    readonly servicePath: string;
    readonly defaultProtocolVersion: string;
    readonly call: ExtensionHandler;
    readonly errorHandler: ErrorHandler | null;
    private _accessToken;
    private _authenticationType;
    get accessToken(): string | null;
    get authenticationType(): string | null;
    get hasAccessToken(): boolean;
    get hasAuthenticationType(): boolean;
    get whenHasAccessToken(): Promise<void>;
    constructor(servicePath: string, defaultProtocolVersion: string, errorHandler?: ErrorHandler | null);
    setAccessToken(token: string | null, authenticationType: string | null): void;
    private static getServicePath;
}