*
     * @param searchEngineClient the search engine client to use for deletion
     * @param docList the list of new documents to check against
     * @return the number of old documents that were deleted
     */
    protected long deleteOldDocuments(final SearchEngineClient searchEngineClient, final DocList docList) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

/admin/webconfig-guide.html), [Dateisystem](https://fess.codelibs.org/15.3/admin/fileconfig-guide.html) oder [Datenspeicher](https://fess.codelibs.org/15.3/admin/dataconfig-guide.html) (wie CSV oder Datenbank) durchsuchen kann. Viele Dateiformate werden unterstützt, einschließlich (aber nicht beschränkt auf): Microsoft Office, PDF und zip.

*[Fess Site Search](https://github.com/codelibs/fess-site-search)* ist eine kostenlose Alternative zur [Google Site Search](https://enterprise.google...

        } catch (final Exception e) {
            fail("Should not throw exception for empty list: " + e.getMessage());
        }

        // Since no items were added, the pattern list should be empty
        final List<Pattern> patterns = urlFilterService.getIncludeUrlPatternList(sessionId);
        assertEquals(0, patterns.size());
    }

import java.util.ArrayList;
import java.util.List;

/**
 * The NormalizerChain class implements the Normalizer interface and allows chaining multiple normalizers together.
 * It applies each normalizer in the order they were added to the chain.
 *
 * <p>Usage example:</p>
 * <pre>
 * NormalizerChain chain = new NormalizerChain();
 * chain.add(new SomeNormalizer());
 * chain.add(new AnotherNormalizer());

                }
            }
            return null;
        }

        /**
         * Closes the updater and finalizes the file update operation.
         * If changes were committed, the temporary file replaces the original.
         * Otherwise, the temporary file is deleted.
         */
        @Override
        public void close() {
            try {
                writer.flush();

                    doneLatch.countDown();
                }
            }).start();
        }

        startLatch.countDown();
        doneLatch.await();

        // Verify all items were polled exactly once
        assertEquals(itemsPerThread * numThreads, totalPolled.get());
        assertEquals(itemsPerThread * numThreads, allUrls.size());

        urlQueueService.delete(sessionId);
    }

     * This cache is refreshed periodically based on the lastLoadedTime.
     */
    protected volatile String[] dataStoreNames = StringUtil.EMPTY_STRINGS;

    /**
     * Timestamp of the last time data store names were loaded from plugin files.
     * Used to implement a time-based cache refresh mechanism.
     * Volatile to ensure visibility across threads.
     */
    protected volatile long lastLoadedTime = 0;

    /**

        responseData.setStatus(Constants.OK_STATUS);
        responseData.setExecutionTime(1000L);
        responseData.setContentLength(2048L);

        result.init(responseData, null);

        // Verify fields were copied from ResponseData
        assertEquals("https://example.com/page", result.getUrl());
        assertEquals(Integer.valueOf(200), result.getHttpStatusCode());
        assertEquals("GET", result.getMethod());

     */
    public OptionalEntity<WebConfig> getWebConfig() {
        return OptionalUtil.ofNullable(webConfig);
    }

    /**
     * Gets the file crawling configuration generated from the parsed GSA config.
     *
     * @return an optional containing the file configuration, or empty if no file URLs were found
     */

        // Verify
        assertEquals(3, includePatterns.size());
        assertEquals(3, excludePatterns.size());

        // Verify all calls were made
        verify(dataHelper).addIncludeUrlPattern(sessionId, "https://example.com/.*");
        verify(dataHelper).addIncludeUrlPattern(sessionId, "https://test.com/.*");