* @return {@link Logger}
     */
    public static synchronized Logger getLogger(final Class<?> clazz) {
        assertArgumentNotNull("clazz", clazz);

        if (!initialized) {
            initialize();
        }
        Logger logger = loggers.get(clazz);
        if (logger == null) {
            logger = new Logger(clazz);
            loggers.put(clazz, logger);
        }

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

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

            crawler.setBackground(true);

                            if (logger.isDebugEnabled()) {
                                logger.debug("generator path: {}", filePath);
                            }
                            return filePath;
                        }
                    }
                }
                if (logger.isDebugEnabled()) {
                    logger.debug("generator path: {}", s);
                }

            if (updateIndex.equals(searchIndex)) {
                if (logger.isDebugEnabled()) {
                    logger.debug("Search and update indices are already the same: index={}", searchIndex);
                }
                return;
            }

            if (logger.isInfoEnabled()) {
                logger.info("Switching search index: searchAlias={}, from={}, to={}", searchAlias, searchIndex, updateIndex);

        } catch (final ContainerNotAvailableException e) {
            if (logger.isDebugEnabled()) {
                logger.debug("Crawler is stopped.", e);
            } else if (logger.isInfoEnabled()) {
                logger.info("Crawler is stopped.");
            }
            exitCode = Constants.EXIT_FAIL;
        } catch (final Throwable t) {
            logger.error("Crawler terminated unexpectedly.", t);

 * Provides functionality to encode/decode permission strings and extract
 * role type information from various file system protocols (SMB, file, FTP).
 */
public class PermissionHelper {
    /** Logger instance for this class */
    private static final Logger logger = LogManager.getLogger(PermissionHelper.class);

    /** Prefix used to identify role-based permissions */
    protected String rolePrefix = "{role}";

        if (logger.isDebugEnabled()) {
            smb1AuthList.forEach(smb1Auth -> logger
                    .debug("Smb1Authentication: " + smb1Auth.getServer() + ":" + smb1Auth.getPort() + " " + smb1Auth.getUsername()));
        }
        paramMap.put(Param.Client.FTP_AUTHENTICATIONS, ftpAuthList.toArray(new FtpAuthentication[ftpAuthList.size()]));
        if (logger.isDebugEnabled()) {

            case 404:
                if (logger.isDebugEnabled()) {
                    logger.debug("Object not found: bucket={}, path={}", bucketName, path);
                }
                break;
            case 403:
                throw new CrawlingAccessException("Access denied: bucket=" + bucketName + ", path=" + path, e);
            default:

 *
 * @author shinsuke
 *
 */
public class OpenSearchUrlQueueService extends AbstractCrawlerService implements UrlQueueService<OpenSearchUrlQueue> {
    /**
     * Logger instance.
     */
    private static final Logger logger = LogManager.getLogger(OpenSearchUrlQueueService.class);

    /**
     * Data service for checking access results.
     */
    @Resource
    protected OpenSearchDataService dataService;

            if (logger.isDebugEnabled()) {
                logger.debug("SuggestCreator is stopped.", e);
            } else if (logger.isInfoEnabled()) {
                logger.info("SuggestCreator is stopped.");
            }
            exitCode = Constants.EXIT_FAIL;
        } catch (final Throwable t) {
            logger.error("SuggestCreator terminated unexpectedly.", t);