import { HttpClient } from '@angular/common/http';
import { Observable } from 'rxjs';
import { CommunicationProvider } from './communication-provider.interface';
import { ConfigurationService } from '../configuration.service';
import { CommunicationOptions } from '../communication.service';
import * as i0 from "@angular/core";
export declare class ApolloProvider implements CommunicationProvider {
    private http;
    private configuration;
    constructor(http: HttpClient, configuration: ConfigurationService);
    request$<T>(providerConfig: any, requestId: string, options: CommunicationOptions<T>): Observable<any>;
    private makeParamsStr;
    static ɵfac: i0.ɵɵFactoryDeclaration<ApolloProvider, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<ApolloProvider>;
}