return super.godHandPrologue(runtime);
    }

    /**
     * Converts validation messages to a localized string representation for API responses.
     * Uses the request locale if available, otherwise defaults to English.
     *
     * @param validationMessagesLambda lambda function that adds validation messages
     * @return concatenated string of localized validation messages separated by spaces
     */

Currently supported UI languages: German, English, Spanish, French, Italian, Japanese, Korean, Dutch, Polish, Brazilian Portuguese, Russian, Simplified Chinese, and Traditional Chinese.

## File Structure

Language resource files are located in:
```
src/main/resources/
├── fess_label.properties           # Base English labels (fallback)

     */
    @SuppressWarnings("unchecked")
    protected Map<String, Object>[] getFromArrayIndex(final String index, final String type, final String key) {
        final String actualIndex = index + "." + type.toLowerCase(Locale.ENGLISH);
        try {
            SearchResponse response = client.prepareSearch()
                    .setIndices(actualIndex)
                    .setScroll(settings.getScrollTimeout())

    }

    /**
     * @throws Exception
     */
    @Test
    public void testErrorMessage_en() throws Exception {
        // ## Arrange ##
        Locale.setDefault(Locale.ENGLISH);
        final NullArgumentException nullArgumentException = new NullArgumentException("hoge");
        assertThat(nullArgumentException.getArgName(), is("hoge"));

     * @return This builder instance.
     */
    public SuggestSettingsBuilder setSettingsIndexName(final String settingsIndexName) {
        this.settingsIndexName = settingsIndexName.toLowerCase(Locale.ENGLISH);
        return this;
    }

    /**
     * Adds an initial setting.
     * @param key The key of the setting.
     * @param value The value of the setting.
     * @return This builder instance.
     */

     *
     * @return the default locale
     */
    public static Locale getDefault() {
        if (defaultLocaleSupplier != null) {
            return defaultLocaleSupplier.get();
        }
        return Locale.ENGLISH;
    }

    /**
     * Sets the default locale supplier.
     *
     * @param localeSupplier
     *            the supplier for the default locale
     */

    }

    /**
     * @throws Exception
     */
    @Test
    public void testErrorMessage_en() throws Exception {
        // ## Arrange ##
        Locale.setDefault(Locale.ENGLISH);
        final SQLException sqlException = new SQLException("manyReason", "barState", 1234);

        final SQLRuntimeException sqlRuntimeException = new SQLRuntimeException(sqlException);

        // ## Act ##

                if (req.getAttribute(LastaWebKey.USER_LOCALE_KEY) instanceof Locale locale) {
                    return locale;
                }
                return Locale.ENGLISH;
            }).orElse(Locale.ENGLISH).getLanguage() + "\">";
        }
        return "</html>";
    }

    /**
     * Checks if a label with the specified key exists in the current request's label map.
     *

    void setOption(final String key, final Object val) throws DcerpcException {
        if (key.equals("endpoint")) {
            this.endpoint = val.toString();
            final String lep = this.endpoint.toLowerCase(Locale.ENGLISH);
            if (lep.startsWith("\\pipe\\")) {
                final String iface = INTERFACES.get(lep.substring(6));
                if (iface != null) {
                    int c, p;

        final Collection<String> values = queryMap.values();
        if (values.stream().anyMatch(s -> s.startsWith(filetypeField))) {
            final ResourceBundle resources = ResourceBundle.getBundle("fess_label", Locale.ENGLISH);
            final String[] fileTypes = ComponentUtil.getFileTypeHelper().getTypes();
            for (final String fileType : fileTypes) {
                final String value = filetypeField + ":" + fileType;