import { InjectionToken } from "@angular/core";
import { Observable } from "rxjs";
export interface ITokenController {
    /** The current access token.s */
    token: string;
    /** Host service that the API should call.  Example: "vault.netvoyage.com" */
    host?: string;
    /** Flag that indicates if the api call should be via the https protocol. (Defauts to true) */
    useHttps?: boolean;
    /** Function to be called when the access token has expired and/or does not exist. */
    renew(): Observable<string>;
}
export declare const ND_TOKEN_CONTROLLER: InjectionToken<ITokenController>;