if (list == null) {
                return true;
            }
            return list.isEmpty();
        }).forEach(s -> {
            if (logger.isInfoEnabled()) {
                logger.info("Delete index: {}", s);
            }
            client.admin().indices().prepareDelete(s).execute().actionGet(suggestSettings.getIndicesTimeout());
        });
    }

    /**

/**
 * The AnalyzerSettings class is responsible for managing and configuring analyzers for different fields and languages.
 * It interacts with the OpenSearch client to create, update, and delete analyzer settings, as well as to retrieve
 * analyzer names and mappings.
 *
 * <p>Key functionalities include:</p>
 * <ul>
 *   <li>Initializing analyzer settings and mappings.</li>

        assertEquals(1, response.getNum());
        assertEquals("検索 エンジン", response.getWords().get(0));

        suggester.indexer().delete(items[0].getId());
        suggester.refresh();
        SuggestResponse response2 = suggester.suggest().setQuery("kensaku").setSuggestDetail(true).execute().getResponse();
        assertEquals(0, response2.getNum());
    }

import org.apache.logging.log4j.Logger;
import org.codelibs.core.io.FileUtil;

/**
 * A custom InputStream that wraps a temporary file. This class ensures that the temporary file
 * is deleted when the stream is closed.
 */
public class TemporaryFileInputStream extends InputStream {
    private static final Logger logger = LogManager.getLogger(TemporaryFileInputStream.class);

    private final File tempFile;

        }
        return arMap;
    }

    /**
     * Deletes the access result map for the specified session ID.
     * @param sessionId the session ID
     */
    public synchronized void deleteAccessResultMap(final String sessionId) {
        sessionMap.remove(sessionId);
    }

    /**
     * Deletes all access result maps for all sessions.
     */

    private final Map<String, Object> params = new HashMap<>();

    /**
     * Constructs a CrawlerClientFactoryWrapper with the specified factory.
     *
     * @param factory the underlying CrawlerClientFactory instance to delegate operations to
     */
    public CrawlerClientFactoryWrapper(final CrawlerClientFactory factory) {
        this.factory = factory;
    }

    /**
     * Returns the parent CrawlerClientFactory.

/**
 * A wrapper for an {@link InputStream} that ignores the {@link #close()} method call.
 * This can be useful when you want to prevent the underlying input stream from being closed.
 *
 * <p>All other methods delegate to the wrapped input stream.</p>
 *
 */
public class IgnoreCloseInputStream extends InputStream {

    /** The wrapped input stream. */
    private transient InputStream inputStream;

    /**

 * </p>
 *
 * <p>
 * The class uses temporary files for processing large input streams and ensures that these files are deleted after
 * processing.
 * </p>
 *
 */
public class TikaExtractor extends PasswordBasedExtractor {

    private static final Logger logger = LogManager.getLogger(TikaExtractor.class);

    /**

    }

    /**
     * Sets the response body from a file.
     *
     * @param responseBody the file containing the response body
     * @param isTemporary true if the file is temporary and should be deleted when closing
     */
    public void setResponseBody(final File responseBody, final boolean isTemporary) {
        responseBodyFile = responseBody;
        isTemporaryFile = isTemporary;
    }

    /**

				"application/vnd.powerbuilder75-s",
				"application/vnd.preminet",
				"application/vnd.previewsystems.box",
				"application/vnd.proteus.magazine",
				"application/vnd.publishare-delta-tree",
				"application/vnd.pvi.ptid1",
				"application/vnd.pwg-multiplexed",
				"application/vnd.pwg-xhtml-print+xml",
				"application/vnd.qualcomm.brew-app-res",
				"application/vnd.quark.quarkxpress",