import { HttpErrorResponse, HttpClient } from '@angular/common/http';
import { NtUploadHandler } from '@ng-tangram/components/core';
export declare class NtNoopUploadHandler extends NtUploadHandler {
    constructor(http: HttpClient);
    getRequestData(file: File | Blob): File | Blob;
    getResponseData<T>(body: any): T;
    getErrorMessage(error: HttpErrorResponse): string;
}
