import { ConnectionConfig } from '../connection/connection-config';
import { UploadParameter } from './upload-parameter';
import { UploadResult } from './upload-result';
/**
 * The Uploader class that handles the upload functionality
 * <br>
 * <br>
 * The Uploader creation requires a ConnectionConfig that defines generally where and how the upload will be done.
 * The instance of the class can be reused to upload multiple times.
 * <br>
 * <br>
 * Each upload requires an UploadParameter that contains what is being uploaded along with additional details.
 */
export declare class Uploader {
    readonly connectionConfig: ConnectionConfig;
    private readonly blockchainTransactionService;
    private readonly createProximaxDataService;
    private readonly createProximaxMessagePayloadService;
    /**
     * Construct the class with a ConnectionConfig
     *
     * @param connectionConfig the connection config that defines generally where the upload will be sent
     */
    constructor(connectionConfig: ConnectionConfig);
    /**
     * Upload a data and attach it on a blockchain transaction.
     * This upload returns result once the blockchain transaction is validated and already set with `unconfirmed` status
     * <br>
     * The upload throws an UploadFailureException runtime exception if does not succeed.
     *
     * @param uploadParam the upload parameter
     * @return the upload result
     */
    upload(uploadParam: UploadParameter): Promise<UploadResult>;
    private doUpload;
    private createAndAnnounceTransaction;
}