private static final long serialVersionUID = 1L;

    public static final String DEBUG = "DEBUG";

    public static final String INFO = "ERROR";

    public static final String WARN = "WARN";

    public static final String ERROR = "ERROR";

    private String logLevel = INFO;

    public CrawlingAccessException(final String message, final Throwable cause) {
        super(message, cause);
    }

            thumbnailQueueThread.join(10000);
        } catch (final InterruptedException e) {
            logger.warn("Thumbnail thread is timeouted.", e);
        }
        generatorList.forEach(g -> {
            try {
                g.destroy();
            } catch (final Exception e) {
                logger.warn("Failed to stop thumbnail generator.", e);
            }
        });
    }

        } catch (final Exception e) {
            logger.warn("Failed to delete UrlFilter for {}", sid, e);
        }

        try {
            // clear queue
            urlQueueService.clearCache();
            urlQueueService.delete(sid);
        } catch (final Exception e) {
            logger.warn("Failed to delete UrlQueue for {}", sid, e);
        }

        try {

## Ports {#ports}

### Linux {#linux}

As [announced](go1.23#linux) in the Go 1.23 release notes, Go 1.24 requires Linux
kernel version 3.2 or later.

### WebAssembly {#wasm}

    /**
     * @return true if the <b>warn</b> error level is enabled
     */
    boolean isWarnEnabled();

    /**
     * Send a message to the user in the <b>warn</b> error level.
     *
     * @param content
     */
    void warn(CharSequence content);

    /**
     * Send a message (and accompanying exception) to the user in the <b>warn</b> error level.<br>

                logger.debug("Failed to load path mappings.", e);
            }
            cachedPathMappingList = new ArrayList<>();
        } catch (final Exception e) {
            logger.warn("Failed to load path mappings.", e);
        }
        return 0;
    }

    protected List<String> getProcessTypeList() {
        final List<String> ptList = new ArrayList<>();

            return null;
        });
        try (InputStream inputStream = form.protwordsFile.getInputStream()) {
            file.update(inputStream);
        } catch (final IOException e) {
            logger.warn("Failed to process a request.", e);
            throwValidationErrorApi(messages -> messages.addErrorsFailedToUploadProtwordsFile(GLOBAL));
        }

                    fessConfig.getSessionTrackingModesAsSet().stream().map(SessionTrackingMode::valueOf).collect(Collectors.toSet()));
        } catch (final Throwable t) {
            logger.warn("Failed to set SessionTrackingMode.", t);
        }

        split(fessConfig.getQueryFacetQueries(), "\n").of(stream -> stream.map(String::trim).filter(StringUtil::isNotEmpty).forEach(s -> {

        }
    }

    /**
     * WARN情報を出力します。
     *
     * @param message
     *            メッセージ
     * @param throwable
     *            例外
     */
    public void warn(final Object message, final Throwable throwable) {
        log.warn(toString(message), throwable);
    }

    /**
     * WARN情報を出力します。
     *
     * @param message
     *            メッセージ

                                .collect(Collectors.toList());
                    } catch (final Exception e) {
                        logger.warn("Failed to parse passwords for " + url, e);
                        list = Collections.emptyList();
                    }
                    configPasswordMap.put(value, list);
                }