import { Observable } from 'rxjs/Observable';
import { Http, RequestOptionsArgs, RequestOptions, Response, ConnectionBackend } from '@angular/http';
export declare class OHttp extends Http {
    constructor(_backend: ConnectionBackend, _defaultOptions: RequestOptions);
    get(url: string, options?: RequestOptionsArgs): Observable<Response>;
    post(url: string, body: string, options?: RequestOptionsArgs): Observable<Response>;
    put(url: string, body: string, options?: RequestOptionsArgs): Observable<Response>;
    delete(url: string, options?: RequestOptionsArgs): Observable<Response>;
    patch(url: string, body: string, options?: RequestOptionsArgs): Observable<Response>;
    head(url: string, options?: RequestOptionsArgs): Observable<Response>;
}