Collections.emptyMap();

    /**
     * Initializes the helper.
     * It loads KeyMatch settings from the database.
     */
    @PostConstruct
    public void init() {
        if (logger.isDebugEnabled()) {
            logger.debug("Initializing {}", this.getClass().getSimpleName());
        }
        load();
    }

    /**
     * Returns a list of available KeyMatch instances.
     *

    }

    /**
     * Initializes the analyzer settings.
     * If the analyzer settings index does not exist, it creates it with default settings and mappings.
     * It also loads analyzer names and field analyzer mappings.
     */
    public synchronized void init() {
        try {
            final IndicesExistsResponse response =

            throw new IORuntimeException(e);
        }
    }

    /**
     * Reads the contents of a file into a byte array and returns it.
     * <p>
     * <strong>Note:</strong> This method loads the entire file into memory.
     * For files larger than {@value #MAX_BUF_SIZE} bytes (10MB), an
     * {@link IORuntimeException} will be thrown to prevent OutOfMemoryError.
     * For large files, use streaming APIs instead.

        final List<Tuple<String, Object>> tuples = new ArrayList<>();
        tuples.add(new Tuple<>(DefaultKeys.SUPPORTED_FIELDS, "content"));
        return tuples;
    }

    /**
     * Loads the index settings from a resource file.
     * @return The index settings as a string.
     * @throws IOException If an I/O error occurs.
     */
    protected String loadIndexSettings() throws IOException {

        }
        load();
    }

    /**
     * Updates the processor configuration by reloading available searchers.
     * This method executes the load operation asynchronously in a separate thread.
     */
    public void update() {
        CommonPoolUtil.execute(this::load);
    }

    /**
     * Loads the available searcher names from system properties.

        }

        return true;
    }

    /**
     * Loads properties from the file.
     */
    public synchronized void load() {
        final Properties prop = new Properties();
        try (final FileInputStream fis = new FileInputStream(propertiesFile)) {
            lastModified = propertiesFile.lastModified();
            prop.load(fis);
        } catch (final IOException e) {

            logger.debug("Web protocols: protocols={}", Arrays.toString(webProtocols));
            logger.debug("File protocols: protocols={}", Arrays.toString(fileProtocols));
        }
    }

    /**
     * Loads protocol handlers from the specified base package by scanning for
     * Handler classes in subpackages and registering them as web or file protocols
     * based on their PROTOCOL_TYPE field.
     *

 * <li>{@link #createMappingIfEmpty(String, String, Client)}: Creates the index mapping if it does not exist.</li>
 * <li>{@link #loadIndexSettings()}: Loads the index settings from a JSON file.</li>
 * </ul>
 *
 * <p>Fields:
 * <ul>
 * <li>{@link #logger}: Logger instance for logging debug information.</li>
 * <li>{@link #client}: OpenSearch client instance.</li>

     */
    public static boolean isExist(final String path) {
        assertArgumentNotEmpty("path", path);

        return getResourceNoException(path) != null;
    }

    /**
     * Loads and returns a properties file from the context class loader.
     *
     * @param path
     *            The path to the properties file. Must not be {@literal null} or empty string.
     * @return The properties file.

    //                                                                        ============
    /**
     * Loads scheduled job data into the edit form.
     *
     * @param form the edit form to populate
     * @param entity the scheduled job entity to load from
     */
    protected void loadScheduledJob(final EditForm form, final ScheduledJob entity) {