import { HttpEvent, HttpHandler, HttpInterceptor, HttpRequest } from '@angular/common/http';
import { Observable } from 'rxjs';
import 'rxjs/add/operator/do';
import 'rxjs/add/operator/catch';
import { SlimLoadingBarService } from 'ng2-slim-loading-bar';
export declare class InterceptorHttp implements HttpInterceptor {
    private slimLoadingBarService;
    constructor(slimLoadingBarService: SlimLoadingBarService);
    intercept(req: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>>;
}