*/
    default SuggestItem[] mergeItems(final SuggestItem[] items) {
        final Set<String> mergedIdSet = new HashSet<>();
        final List<SuggestItem> mergedList = new ArrayList<>(items.length);

        for (final SuggestItem item1 : items) {
            final String item1Id = item1.getId();
            if (mergedIdSet.contains(item1Id)) {
                continue;
            }

            SuggestItem mergedItem = item1;

        QueryLog queryLog = new QueryLog("content:検索エンジン", null);
        List<SuggestItem> items = defaultContentsParser.parseQueryLog(queryLog, supportedFields, tagFieldNames, roleFieldName,
                createDefaultReadingConverter(), createDefaultNormalizer());
        SuggestItem item = items.get(0);
        assertEquals("検索エンジン", item.getText());
        assertEquals(SuggestItem.Kind.QUERY, item.getKinds()[0]);
        assertEquals(1, item.getQueryFreq());

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.suggest.request.popularwords;

import java.util.List;

import org.codelibs.fess.suggest.entity.SuggestItem;
import org.codelibs.fess.suggest.request.Response;

/**
 * Represents the response for popular words request.
 */
public class PopularWordsResponse implements Response {

    /**

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.suggest.request.suggest;

import java.util.List;

import org.codelibs.fess.suggest.entity.SuggestItem;
import org.codelibs.fess.suggest.request.Response;

/**
 * Represents a response for a suggest request.

import org.codelibs.fess.suggest.entity.SuggestItem;
import org.codelibs.fess.suggest.index.contents.querylog.QueryLog;
import org.codelibs.fess.suggest.normalizer.Normalizer;

/**
 * Interface for parsing content and creating suggest items.
 */
public interface ContentsParser {
    /**
     * Parses the given search words and creates a SuggestItem.
     *
     * @param words the array of search words

    /**
     * Converts this ElevateWord instance to a SuggestItem.
     *
     * @return a SuggestItem representing this ElevateWord
     */
    public SuggestItem toSuggestItem() {
        final String[][] readingArray =
                this.getReadings().stream().map(reading -> new String[] { reading }).toArray(count -> new String[count][]);

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.suggest.index.writer;

import org.codelibs.fess.suggest.entity.SuggestItem;
import org.codelibs.fess.suggest.settings.SuggestSettings;
import org.opensearch.index.query.QueryBuilder;
import org.opensearch.transport.client.Client;

/**

            final boolean update) {
        final BulkRequestBuilder bulkRequestBuilder = client.prepareBulk();

        final SuggestItem[] mergedItems = mergeItems(items);
        if (mergedItems.length == 0) {
            return new SuggestWriterResult();
        }

        for (final SuggestItem item : mergedItems) {

import org.codelibs.fess.suggest.concurrent.Deferred;
import org.codelibs.fess.suggest.constants.FieldNames;
import org.codelibs.fess.suggest.constants.SuggestConstants;
import org.codelibs.fess.suggest.entity.SuggestItem;
import org.codelibs.fess.suggest.exception.SuggesterException;
import org.codelibs.fess.suggest.request.Request;
import org.opensearch.action.search.SearchRequestBuilder;
import org.opensearch.action.search.SearchResponse;