*/
    public boolean isInfoEnabled() {
        return INFO.equals(logLevel);
    }

    /**
     * Checks if the log level is WARN.
     *
     * @return true if WARN, false otherwise
     */
    public boolean isWarnEnabled() {
        return WARN.equals(logLevel);
    }

    /**
     * Checks if the log level is ERROR.
     * @return true if ERROR, false otherwise.
     */

    public void addExclude(final String urlPattern) {
        try {
            Pattern.compile(urlPattern);
        } catch (final Exception e) {
            if (logger.isWarnEnabled()) {
                logger.warn("Invalid exclude pattern: {}", urlPattern);
            }
            return;
        }
        if (sessionId == null) {
            cachedExcludeSet.add(urlPattern);
        } else {

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

        final DOMParser parser = getDomParser();
        try (final Reader reader = new StringReader(content)) {
            parser.parse(new InputSource(reader));
        } catch (final Exception e) {
            logger.warn("Failed to parse the content.", e);
            return new ExtractData(extractString(content));
        }

        final Document document = parser.getDocument();
        try {

        if (synonymLoader.getSynonymMap() == null) {
            if (settings.getAsList("synonyms", null) != null) {
                logger.warn("synonyms values are empty.");
            } else if (settings.get("synonyms_path") != null) {
                logger.warn("synonyms_path[{}] is empty.", settings.get("synonyms_path"));
            } else {
                logger.debug("No synonym data.");
            }
        }

    /*
     * (non-Javadoc)
     *
     * @see org.seasar.extension.timer.TimeoutTarget#expired()
     */
    @Override
    public void expired() {
        if (clientConnectionManager == null) {
            logger.warn("clientConnectionManager is null.");
            return;
        }

        try {
            // Close expired connections
            clientConnectionManager.closeExpiredConnections();

    public void close() {
        clientMap.values().stream().distinct().forEach(client -> {
            try {
                client.close();
            } catch (final Exception e) {
                logger.warn("Failed to close {}.", client.getClass().getCanonicalName(), e);
            }
        });
    }

                    return defaultValue;
                }

                return convertObj(paramValue, clazz);
            } catch (final Exception e) {
                logger.warn("Could not load init parameters: " + key + " from " + initParamMap, e);
            }
        }
        return defaultValue;
    }

    /**
     * Converts an object to the specified class type.