import { HttpEvent, HttpHandler, HttpHeaders, HttpInterceptor, HttpRequest } from '@angular/common/http';
import { Injector } from '@angular/core';
import { Observable } from 'rxjs';
import { KeycloakService } from '../../keycloak/keycloak.service';
export declare class JwtInterceptor implements HttpInterceptor {
    private keyCloakService;
    private injector;
    private jwtHelperService;
    private authService;
    private configuration;
    private useBearer;
    private clientHeaderName;
    constructor(keyCloakService: KeycloakService, injector: Injector);
    private getAuthService;
    intercept(req: HttpRequest<unknown>, next: HttpHandler): Observable<HttpEvent<any>>;
    getHttpHeaders(headers: HttpHeaders): HttpHeaders;
    getJwtHeaders(headers: HttpHeaders, req: HttpRequest<any>): Observable<HttpHeaders>;
    checkUrl(req: HttpRequest<any>): boolean;
    getKeycloakHeaders(headers: HttpHeaders, req: HttpRequest<any>): Observable<HttpHeaders>;
}