logger.debug("Deleting bad word: index={}, word={}", arraySettings.arraySettingsIndexName, badWord);
        }
        arraySettings.delete(BAD_WORD_SETTINGS_KEY, badWord);
    }

    /**
     * Delete all bad words.
     */
    public void deleteAll() {
        if (logger.isInfoEnabled()) {
            logger.info("Deleting all bad words: index={}", arraySettings.arraySettingsIndexName);

     * @param id The ID of the item to delete.
     * @return The SuggestDeleteResponse.
     */
    public SuggestDeleteResponse delete(final String id) {
        if (logger.isDebugEnabled()) {
            logger.debug("Deleting suggest item: index={}, id={}", index, id);
        }
        final long start = System.currentTimeMillis();
        final SuggestWriterResult result = suggestWriter.delete(client, settings, index, id);

 *   <li>{@code Client} - The client used for accessing the settings.</li>
 * </ul>
 *
 * <p>Logging:</p>
 * <ul>
 *   <li>Uses {@code Logger} to log debug information when adding, deleting, or deleting all elevate words.</li>
 * </ul>
 */
public class ElevateWordSettings {
    private static final Logger logger = LogManager.getLogger(ElevateWordSettings.class);

    /** Key for elevate word settings. */

import org.opensearch.transport.client.Client;

/**
 * The ArraySettings class provides methods to manage settings stored in an array format within an OpenSearch index.
 * It allows adding, retrieving, and deleting settings based on keys and values.
 *
 * <p>Constructor:
 * <ul>

 * It writes data to a temporary file once the data size exceeds a specified threshold.
 *
 * <p>This class ensures that the temporary file is deleted if it is not needed.
 * It uses a logger to log warnings if there are issues deleting the temporary file.</p>
 *
 * <p>Fields:</p>
 * <ul>
 *   <li>{@code logger} - Logger instance for logging warnings.</li>
 *   <li>{@code PREFIX} - Prefix for the temporary file name.</li>

        try (Stream<Path> walk = Files.walk(dir, FileVisitOption.FOLLOW_LINKS)) {
            walk.sorted(Comparator.reverseOrder()).forEach(f -> {
                if (logger.isDebugEnabled()) {
                    logger.debug("Deleting: path={}", f);
                }
                try {
                    Files.delete(f);
                } catch (final IOException e) {
                    logger.warn("Failed to delete: path={}", f, e);

 * This class handles reading, parsing, and updating files that contain
 * a list of stopwords. Each line in the file represents a single stopword.
 *
 * The class provides methods for retrieving, adding, updating, and
 * deleting stopword items, as well as reloading the dictionary
 * from its source file.
 */
public class StopwordsFile extends DictionaryFile<StopwordsItem> {
    private static final String STOPWORDS = "stopwords";

 * stemmer override rules, where each rule maps an input word to an
 * output stem. The file format is expected to be `input => output`.
 *
 * The class provides methods for retrieving, adding, updating, and
 * deleting stemmer override items, as well as reloading the dictionary
 * from its source file.
 */
public class StemmerOverrideFile extends DictionaryFile<StemmerOverrideItem> {

            if (list == null) {
                return true;
            }
            return list.isEmpty();
        }).forEach(s -> {
            if (logger.isInfoEnabled()) {
                logger.info("Deleting disabled index (no aliases): index={}", s);
            }
            client.admin().indices().prepareDelete(s).execute().actionGet(suggestSettings.getIndicesTimeout());
        });
    }

    /**

 * synonym rules. The file format supports both explicit mappings (e.g., `a => b`)
 * and equivalent synonyms (e.g., `a, b, c`).
 *
 * The class provides methods for retrieving, adding, updating, and
 * deleting synonym items, as well as reloading the dictionary
 * from its source file.
 */
public class SynonymFile extends DictionaryFile<SynonymItem> {
    private static final String SYNONYM = "synonym";