import org.opensearch.index.query.functionscore.ScoreFunctionBuilders;
import org.opensearch.search.SearchHit;
import org.opensearch.search.rescore.QueryRescorerBuilder;

public class PopularWordsRequest extends Request<PopularWordsResponse> {
    private String index = null;

    private int size = 10;

    private final List<String> tags = new ArrayList<>();

import org.codelibs.fess.suggest.request.RequestBuilder;
import org.opensearch.client.Client;

public class PopularWordsRequestBuilder extends RequestBuilder<PopularWordsRequest, PopularWordsResponse> {
    public PopularWordsRequestBuilder(final Client client) {
        super(client, new PopularWordsRequest());
    }

    public PopularWordsRequestBuilder setIndex(final String index) {
        request.setIndex(index);
        return this;
    }