import { HttpEvent, HttpInterceptor, HttpHandler, HttpRequest } from '@angular/common/http';
import { Observable } from 'rxjs';
import { AuthenticationService } from '../services/authentication.service';
export declare class HttpAuthorizationInterceptor implements HttpInterceptor {
    private _service;
    private readonly _storage;
    constructor(_service: AuthenticationService);
    intercept(req: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>>;
}