import { Transport } from "../transport/Transport";
import { WorkspaceConfig } from "./WorkspaceConfig";
export declare class HttpWorkspaceFetcher {
    private readonly url;
    private readonly transport;
    constructor(url: string, transport: Transport);
    fetchIfModified(lastModified: string | null): Promise<WorkspaceConfig | null>;
    private createRequest;
    private execute;
    private handleResponse;
}