import { InjectFlags, Injector } from '@angular/core';
import { HttpDataSource } from './http.data-source';
import { HttpDataSourceOptions } from './http.data-source.options';
import { HttpDataSourceMetadata } from './http.data-source.metadata';
import { DataSourceLoader } from '@rxap/data-source';
import { IdOrInstanceOrToken } from '@rxap/definition';
import * as i0 from "@angular/core";
export declare class HttpDataSourceLoader {
    private readonly dataSourceLoader;
    constructor(dataSourceLoader: DataSourceLoader);
    request$<Data>(dataSourceIdOrInstanceOrToken: IdOrInstanceOrToken<HttpDataSource<Data>>, options?: HttpDataSourceOptions, merge?: boolean, metadata?: Partial<HttpDataSourceMetadata>, injector?: Injector, notFoundValue?: HttpDataSource<Data>, flags?: InjectFlags): Promise<Data>;
    static ɵfac: i0.ɵɵFactoryDeclaration<HttpDataSourceLoader, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<HttpDataSourceLoader>;
}