/* Copyright IBM Corp. 2018 */
import { Observable } from 'rxjs';
import { HttpResourceOptions } from './../../../api';
import { WchService } from './../wch.service';
export declare class WchHttpService {
    /**
     * Fetches a JSON resource and keeps this live based on the given or the default options
     *
     * @param aUrl the URL to fetch, this can be a relative URL in which case it applies to the correct base API URL
     * @return an observable with the content
     */
    getJsonResource: <T>(aUrl: string, aOptions?: HttpResourceOptions) => Observable<T>;
    /**
     * Fetches a string resource and keeps this live based on the given or the default options
     *
     * @param aUrl the URL to fetch, this can be a relative URL in which case it applies to the correct base API URL
     * @return an observable with the content
     */
    getTextResource: (aUrl: string, aOptions?: HttpResourceOptions) => Observable<string>;
    constructor(aWchService: WchService);
}