import { EventEmitter } from '@angular/core';
import { AccountService } from './account.service';
export declare class Principal {
    private account;
    private userIdentityPromise;
    userIdentity: any;
    private authenticated;
    private _authenticatedUserId;
    authenticationStateChange: EventEmitter<any>;
    constructor(account: AccountService);
    authenticate(identity: any): void;
    isAuthenticated(): boolean;
    authenticatedUserId: number;
    hasAnyAuthority(authorities: string[]): boolean;
    hasAuthority(authority: string): boolean;
    identity(force?: boolean): Promise<any>;
}