/**
 * @module botbuilder-ai
 */
/**
 * Copyright (c) Microsoft Corporation. All rights reserved.
 * Licensed under the MIT License.
 */
import { QnAMakerEndpoint } from '../qnamaker-interfaces/qnamakerEndpoint';
import { FeedbackRecords } from '../qnamaker-interfaces/feedbackRecords';
import { HttpRequestUtils } from './httpRequestUtils';
/**
 * Generate Answer api utils class.
 *
 * @summary
 * This class is helper class for generate answer api, which is used to make queries to a single QnA Maker knowledge base and return the result.
 */
export declare class TrainUtils {
    private readonly endpoint;
    httpRequestUtils: HttpRequestUtils;
    /**
     * Creates new instance for active learning train utils.
     *
     * @param {QnAMakerEndpoint} endpoint The endpoint of the knowledge base to query.
     */
    constructor(endpoint: QnAMakerEndpoint);
    /**
     * Train API to provide feedback.
     *
     * @param {FeedbackRecords} feedbackRecords Feedback record list.
     */
    callTrain(feedbackRecords: FeedbackRecords): Promise<void>;
    private queryTrain;
}
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