import { ConnectivityProvider, EncodingMode, Authentication, ServiceMetadata, ServiceCommon, Filter } from "@sap/service-provider-apis";
import { ApiHubEntServiceBaseRetriever } from "./serviceBaseRetriever";
import { ApiHubEntHeaderParameters } from "../type/interfaces";
export declare class ApiHubEntCustomServiceRetriever extends ApiHubEntServiceBaseRetriever {
    constructor(connectivityProvider: ConnectivityProvider);
    retrieveMetadata(systemName: string, serviceUrl: string, encoding: EncodingMode, credentials?: Authentication, headerParameters?: ApiHubEntHeaderParameters): Promise<ServiceMetadata>;
    retrieveLiveData(systemName: string, serviceUrl: string, entityName: string, encoding: EncodingMode, filter?: Filter, credentials?: Authentication, headerParameters?: ApiHubEntHeaderParameters): Promise<ServiceCommon>;
}