defaultField = ComponentUtil.getFessConfig().getIndexFieldUrl();
                this.queryString = queryString.substring(ALLINURL_FIELD_PREFIX.length());
            } else if (queryString.startsWith(ALLINTITLE_FIELD_PREFIX)) {
                defaultField = ComponentUtil.getFessConfig().getIndexFieldTitle();
                this.queryString = queryString.substring(ALLINTITLE_FIELD_PREFIX.length());

import org.opensearch.common.Nullable;

public class QueryLog {
    private final String q;
    private final String fq;

    public QueryLog(final String queryString, @Nullable final String filterQueryString) {
        q = queryString;
        fq = filterQueryString;
    }

    public String getQueryString() {
        return q;
    }

    public String getFilterQueryString() {
        return fq;

        final String urlField = fessConfig.getIndexFieldUrl();
        final String queryString = "*" + text + "*";
        context.addFieldLog(urlField, queryString);
        context.addHighlightedQuery(text);
        return QueryBuilders.wildcardQuery(urlField, queryString).boost(boost);
    }

        return new SuggestDeleteResponse(result.getFailures(), System.currentTimeMillis() - start);
    }

    public SuggestDeleteResponse deleteByQuery(final String queryString) {
        return deleteByQuery(QueryBuilders.queryStringQuery(queryString).defaultOperator(Operator.AND));
    }

    public SuggestDeleteResponse deleteByQuery(final QueryBuilder queryBuilder) {
        final long start = System.currentTimeMillis();

                }
                queryBuilder = boolQueryBuilder;
            }

            return queryBuilder;
        } catch (final IOException e) {
            throw new SuggesterException("Failed to create queryString.", e);
        }
    }

    protected QueryBuilder buildFilterQuery(final String fieldName, final List<String> words) {
        final BoolQueryBuilder boolQueryBuilder = QueryBuilders.boolQuery().minimumShouldMatch(1);

// must be extracted from the header.
var userMetadataKeyPrefixes = []string{
	"x-amz-meta-",
	"x-minio-meta-",
}

// extractMetadataFromReq extracts metadata from HTTP header and HTTP queryString.
func extractMetadataFromReq(ctx context.Context, r *http.Request) (metadata map[string]string, err error) {
	return extractMetadata(ctx, textproto.MIMEHeader(r.Form), textproto.MIMEHeader(r.Header))
}