*
     * @return the command (human) name
     */
    @Nonnull
    String commandName();

    /**
     * Returns the logger to be used during the parsing process.
     *
     * @return the logger instance
     */
    @Nonnull
    Logger logger();

    /**
     * Returns the factory for creating message builders.
     *
     * @return the message builder factory
     */
    @Nonnull

            if (totalCount != 0) {
                logger.info("Processed {} thumbnail task(s).", totalCount);
            } else {
                logger.info("No thumbnail tasks to process.");
            }
            exitCode = 0;
        } catch (final ContainerNotAvailableException e) {
            if (logger.isDebugEnabled()) {
                logger.debug("ThumbnailGenerator is stopped.", e);

        logger.info("start crawlingInfoDeleteAllTest");
        testDeleteAllCrawlingInfo();
    }

    @Test
    @Order(4)
    void failureUrlTest() {
        logger.info("start failureUrlTest");
        testReadFailureUrl();
        testDeleteFailureUrl();
    }

    @Test
    @Order(5)
    void searchListTest() {
        logger.info("start searchListTest");

        this.model = model;
        this.logger = logger;
    }

    /**
     *
     * @param model the model, must not be {@code null}
     * @param type the type
     * @param logger the logger, must not be {@code null}
     */
    protected DefaultToolchain(ToolchainModel model, String type, Logger logger) {
        this(model, logger);
        this.type = type;
    }

    @Override

     */
    @Override
    public boolean generate(final String thumbnailId, final File outputFile) {
        if (logger.isDebugEnabled()) {
            logger.debug("Generate Thumbnail: {}", thumbnailId);
        }

        if (outputFile.exists()) {
            if (logger.isDebugEnabled()) {
                logger.debug("The thumbnail file exists: {}", outputFile.getAbsolutePath());
            }
            return true;

    public void init() {
        if (logger.isDebugEnabled()) {
            logger.debug("Initializing {}", this.getClass().getSimpleName());
        }
        osddFile = getOsddFile();
    }

    /**
     * Gets the OSDD file.
     *
     * @return the OSDD file
     */
    protected File getOsddFile() {
        if (!isOsddLinkEnabled()) {
            logger.debug("OSDD is disabled.");
            return null;

 * Handles deletion of suggest items by ID, query, or kind.
 *
 * <p>This class is package-private and intended for internal use by SuggestIndexer.
 */
public class DeletionOperations {

    private static final Logger logger = LogManager.getLogger(DeletionOperations.class);

    /** Default page size for scroll operations. */
    private static final int SCROLL_PAGE_SIZE = 500;

    private final Client client;

    public void delete(final String badWord) {
        if (logger.isDebugEnabled()) {
            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()) {

            });
            if (logger.isDebugEnabled()) {
                cachedPathMappingList.forEach(e -> {
                    logger.debug("path mapping: {}: {} -> {}", e.getId(), e.getRegex(), e.getReplacement());
                });
            }
            return cachedPathMappingList.size();
        } catch (final ComponentNotFoundException e) {
            if (logger.isDebugEnabled()) {

                    crawler.addExcludeFilter(urlValue);
                    if (logger.isInfoEnabled()) {
                        logger.info("Excluded URL from failures: {}", urlValue);
                    }
                });
            }

            if (logger.isDebugEnabled()) {
                logger.debug("Crawling {}", urlsStr);
            }

            crawler.setBackground(true);