SearchEngineUtil.scroll(index, hit -> {
                            try {
                                writer.write("{\"index\":{\"_index\":\"" + index + "\",\"_id\":\""
                                        + StringEscapeUtils.escapeJson(hit.getId()) + "\"}}\n");

import org.apache.lucene.analysis.TokenStream;
import org.codelibs.analysis.en.AlphaNumWordFilter;
import org.opensearch.common.settings.Settings;
import org.opensearch.env.Environment;
import org.opensearch.index.IndexSettings;
import org.opensearch.index.analysis.AbstractTokenFilterFactory;

public class AlphaNumWordFilterFactory extends AbstractTokenFilterFactory {

    private final int maxTokenLength;

        assertEquals("http://hoge/index.html", htmlTransformer.normalizeUrl(url));

        url = "http://hoge/a/index.html";
        assertEquals("http://hoge/a/index.html", htmlTransformer.normalizeUrl(url));

        url = "://hoge/index.html";
        assertEquals("://hoge/index.html", htmlTransformer.normalizeUrl(url));

        url = "://hoge//index.html";
        assertEquals("://hoge/index.html", htmlTransformer.normalizeUrl(url));

        BytesRef pendingOutput = fst.outputs.getNoOutput();
        fst.getFirstArc(scratchArc);
        BytesRef matchOutput = null;

        int index = 0;
        while (start + index < src.length) {
            final int codePoint = Character.codePointAt(src, start + index, src.length);
            if (fst.findTargetArc(ignoreCase ? Character.toLowerCase(codePoint) : codePoint, scratchArc, scratchArc, fstReader) == null) {

        return asJson(new ApiResult.ApiPluginResponse().plugins(list).status(ApiResult.Status.OK).result());
    }

    // PUT /api/admin/plugin
    @Execute
    public JsonResponse<ApiResult> put$index(final InstallBody body) {
        validateApi(body, messages -> {});
        final Artifact artifact = ComponentUtil.getPluginHelper().getArtifact(body.name, body.version);
        if (artifact == null) {

            logger.info("Skipped to create new suggest index.");
            return 0;
        }

        final SuggestHelper suggestHelper = ComponentUtil.getSuggestHelper();

        logger.info("Creating new suggest index.");
        suggestHelper.suggester().createNextIndex();

        logger.info("Storing all bad words.");

import org.opensearch.action.search.SearchRequestBuilder;
import org.opensearch.action.search.SearchResponse;
import org.opensearch.client.Client;
import org.opensearch.index.query.QueryBuilder;
import org.opensearch.index.query.QueryBuilders;
import org.opensearch.search.SearchHit;
import org.opensearch.search.sort.SortBuilder;

public class ESSourceReader implements DocumentReader {

index.field.id=_id
index.field.version=_version
index.field.seq_no=_seq_no
index.field.primary_term=_primary_term
index.field.lang=lang
index.field.has_cache=has_cache
index.field.last_modified=last_modified
index.field.anchor=anchor
index.field.segment=segment
index.field.role=role
index.field.boost=boost
index.field.created=created
index.field.timestamp=timestamp
index.field.label=label
index.field.mimetype=mimetype

import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.util.ComponentUtil;
import org.lastaflute.core.message.UserMessages;
import org.opensearch.index.query.QueryBuilder;
import org.opensearch.index.query.QueryBuilders;

public class PrefixQueryCommand extends QueryCommand {
    private static final Logger logger = LogManager.getLogger(PrefixQueryCommand.class);

     * メソッドの引数型がパラメタ化された{@link Collection}の場合、その要素型を返します。
     *
     * @param index
     *            引数のインデックス
     * @return メソッドの引数型がパラメタ化された{@link Collection}の場合はその要素型、そうでない場合は
     *         {@literal null}
     */
    Class<?> getElementClassOfCollection(int index);

    /**
     * メソッドの引数型がパラメタ化された{@link Map}の場合、そのキー型を返します。
     *
     * @param index
     *            引数のインデックス