import { HttpEvent, HttpInterceptor, HttpHandler, HttpRequest } from '@angular/common/http';
import { Observable } from 'rxjs';
import { TokenService } from '../api';
/**
 * This interceptor adds the headers to all request.
 *
 * @export
 * @class HttpTokenInterceptor
 * @implements {HttpInterceptor}
 */
export declare class AuthorizationInterceptor implements HttpInterceptor {
    private readonly tokenService;
    constructor(tokenService: TokenService);
    intercept(req: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>>;
}