import { Connection, ConnectionBackend, ReadyState, Request, Response, ResponseOptions } from 'angular2/http';
import { NgZone } from 'angular2/core';
import { Observable } from 'rxjs/Observable';
import 'rxjs/add/operator/map';
export declare class NodeConnection implements Connection {
    readyState: ReadyState;
    request: Request;
    response: Observable<Response>;
    constructor(req: Request, baseResponseOptions?: ResponseOptions, ngZome?: NgZone);
}
export declare class NodeBackend implements ConnectionBackend {
    private _baseResponseOptions;
    private _ngZone;
    constructor(_baseResponseOptions: ResponseOptions, _ngZone: NgZone);
    createConnection(request: Request): NodeConnection;
}