case 'D':
            return new LogMessage(LogLevel.DEBUG, message);
        case 'I':
            return new LogMessage(LogLevel.INFO, message);
        case 'W':
            return new LogMessage(LogLevel.WARN, message);
        case 'E':
            return new LogMessage(LogLevel.ERROR, message);
        case 'F':
            return new LogMessage(LogLevel.FATAL, message);
        default:

        return this;
    }

    /**
     * Sets the log level for this job execution.
     *
     * @param logLevel the log level (e.g., DEBUG, INFO, WARN, ERROR)
     * @return this ExecJob instance for method chaining
     */
    public ExecJob logLevel(final String logLevel) {
        this.logLevel = logLevel;
        return this;
    }

    /**
     * Sets the log suffix for this job execution.

            if (SpnegoHttpFilter.Constants.LOGGER_LEVEL.equals(name)) {
                final String logLevel = getProperty(SPNEGO_LOGGER_LEVEL, StringUtil.EMPTY);
                if (StringUtil.isNotBlank(logLevel)) {
                    return logLevel;
                }
                if (logger.isDebugEnabled()) {
                    return "3";
                }

        systemHelper.refreshDesignJspFiles();
        systemHelper.updateSystemProperties();

        if (StringUtil.isNotBlank(form.logLevel)) {
            systemHelper.setLogLevel(form.logLevel);
        }
    }

    /**
     * Updates the form with current configuration values.
     *
     * @param fessConfig the current Fess configuration

        addSystemProperty(cmdList, "fess.log.name", getLogName("fess"), getLogName(StringUtil.EMPTY));
        if (logLevel == null) {
            addSystemProperty(cmdList, "fess.log.level", null, null);
        } else {
            cmdList.add("-Dfess.log.level=" + logLevel);
            if ("debug".equalsIgnoreCase(logLevel)) {
                cmdList.add("-Dorg.apache.tika.service.error.warn=true");
            }
        }

        addSystemProperty(cmdList, "fess.log.name", getLogName("fess"), getLogName(StringUtil.EMPTY));
        if (logLevel == null) {
            addSystemProperty(cmdList, "fess.log.level", null, null);
        } else {
            cmdList.add("-Dfess.log.level=" + logLevel);
        }
        stream(fessConfig.getJvmSuggestOptionsAsArray())

        addSystemProperty(cmdList, Constants.FESS_THUMBNAIL_PATH, null, null);
        addSystemProperty(cmdList, "fess.log.name", getLogName("fess"), getLogName(StringUtil.EMPTY));
        if (logLevel != null) {
            cmdList.add("-Dfess.log.level=" + logLevel);
        }
        stream(fessConfig.getJvmThumbnailOptionsAsArray())
                .of(stream -> stream.filter(StringUtil::isNotBlank).forEach(value -> cmdList.add(value)));

                                    <label for="logLevel" class="col-sm-3 text-sm-right col-form-label"><la:message
                                            key="labels.log_level"/></label>
                                    <div class="form-inline col-sm-9">
                                        <la:errors property="logLevel"/>
                                        <la:select styleId="logLevel" property="logLevel" styleClass="form-control">

        Properties props = new Properties();
        props.setProperty("jcifs.smb.client.useUnicode", "true");
        props.setProperty("jcifs.smb.client.disablePlainTextPasswords", "false");
        props.setProperty("jcifs.util.loglevel", "1");

        // When
        PropertyConfiguration testConfig = new PropertyConfiguration(props);

        // Then
        assertTrue(testConfig.isUseUnicode());

    public void setLogLevel(final String level) {
        final Level logLevel = Level.toLevel(level, Level.WARN);
        System.setProperty(Constants.FESS_LOG_LEVEL, logLevel.toString());
        split(ComponentUtil.getFessConfig().getLoggingAppPackages(), ",")
                .of(stream -> stream.map(String::trim).filter(StringUtil::isNotEmpty).forEach(s -> Configurator.setLevel(s, logLevel)));
    }

    /**
     * Gets the current log level.