import { HttpHandlerOptions } from '@aws-sdk/types';
import { HttpHandler, HttpRequest, HttpResponse } from '@aws-sdk/protocol-http';
import { FetchHttpHandlerOptions } from '@aws-sdk/fetch-http-handler';
export declare const SEND_PROGRESS_EVENT = "sendProgress";
export declare class AxiosHttpHandler implements HttpHandler {
    private readonly httpOptions;
    private readonly emitter?;
    constructor(httpOptions?: FetchHttpHandlerOptions, emitter?: any);
    destroy(): void;
    handle(request: HttpRequest, options: HttpHandlerOptions): Promise<{
        response: HttpResponse;
    }>;
}