}

    /**
     * Gets the query languages from the current request.
     * @return An optional containing the query languages array, or empty if not available.
     */
    protected OptionalThing<String[]> getQueryLanguages() {
        return LaRequestUtil.getOptionalRequest()
                .map(request -> ComponentUtil.getFessConfig()

    /**
     * Gets the current user bean from the session.
     * This method returns the concrete FessUserBean class instead of the generic type.
     *
     * @return an optional containing the current user bean, or empty if not logged in
     */
    @Override
    protected OptionalThing<FessUserBean> getUserBean() { // to return as concrete class
        return fessLoginAssist.getSavedUserBean();
    }

    /**

								><a class="nav-link active" href="${installationLink}" target="_olh"><i class="fa fa-exclamation-triangle text-warning" aria-hidden="true"
									></i></a></li>
							</c:if>
							<c:choose>
								<c:when test="${!empty username && username != 'guest'}">
									<li class="nav-item">
										<div class="dropdown">
											<a id="userMenu" class="nav-link dropdown-toggle" data-bs-toggle="dropdown"

        callback.store(new DataStoreParams(), null);
        assertEquals(-1L, callback.getDocumentSize());
    }

    @Test
    public void test_store_with_empty_map() {
        // Test with empty data map
        final AtomicInteger storeCount = new AtomicInteger(0);
        IndexUpdateCallback callback = new IndexUpdateCallback() {
            @Override

    }

    // Test reload with InputStream
    @Test
    public void test_reload_withComments() {
        String content = "# This is a comment\n" + "word1\n" + "\n" + // empty line
                "word2\n" + "# Another comment\n" + "word3\n";

        InputStream is = new ByteArrayInputStream(content.getBytes(StandardCharsets.UTF_8));
        stopwordsFile.reload(null, is);

                    if (StringUtil.isBlank(responseData.getUrl())) {
                        throw new ThumbnailGenerationException(
                                "Failed to process a thumbnail content: " + url + " (Response URL is empty)");
                    }
                    return consumer.test(responseData);
                } catch (final CrawlingAccessException e) {
                    if (logger.isDebugEnabled()) {

        doc.put("content", "コンテンツ");

        languageHelper.updateDocument(doc);

        assertEquals("ja", doc.get("lang"));
        // No fields should be added since langFields is empty
        assertNull(doc.get("title_ja"));
        assertNull(doc.get("content_ja"));
    }

    @Test
    public void test_createScript_noLangFields() {
        languageHelper.langFields = new String[] {};

     *
     * @param value The number to convert
     * @return String representation of the number, or empty string if null
     */
    private String toNumberString(final Number value) {
        return value != null ? value.toString() : StringUtil.EMPTY;
    }

    /**
     * Deletes a search log entry based on its type.
     *

        assertEquals(30, searchLogDeletedDays[0]);
        assertEquals(14, jobLogDeletedDays[0]);
        assertEquals(7, userInfoDeletedDays[0]);

        // Assert result is empty when all succeed
        assertEquals("", result);
    }

    // Test with negative days to skip purging
    @Test
    public void test_execute_negativeDays() {
        // Setup tracking variables

        state.currentPhase = null;
        state.completedPhases = [];
    }

    /**
     * Hide empty state
     */
    function hideEmptyState() {
        elements.emptyState.hide();
    }

    /**
     * Show empty state
     */
    function showEmptyState() {
        elements.emptyState.show();
    }

    /**
     * Format timestamp
     */