return false;
        }

        Pattern pattern = (Pattern) propMap.get(USER_CODE_PATTERN);
        if (pattern == null) {
            pattern = Pattern.compile(getUserCodePattern());
            propMap.put(USER_CODE_PATTERN, pattern);
        }
        return pattern.matcher(userCode).matches();
    }

    String getQueryCollapseInnerHitsSorts();

    /** Pattern for detecting reserved characters in Lucene range field queries. */
    public static final Pattern LUCENE_RANGE_FIELD_RESERVED_PATTERN = Pattern.compile("([!\\(\\){}\\[\\]\"~\\\\:\\p{Zs}]|(&&)|(\\|\\|))");

    // ============================================================
    // Query and Search Constants

crawler.document.html.default.lang=
# Patterns to include for HTML index processing.
crawler.document.html.default.include.index.patterns=
# Patterns to exclude for HTML index processing.
crawler.document.html.default.exclude.index.patterns=(?i).*(css|js|jpeg|jpg|gif|png|bmp|wmv|xml|ico|exe)
# Patterns to include for HTML search processing.
crawler.document.html.default.include.search.patterns=
# Patterns to exclude for HTML search processing.

    /** The key of the configuration. e.g.  */
    String CRAWLER_DOCUMENT_FILE_DEFAULT_EXCLUDE_INDEX_PATTERNS = "crawler.document.file.default.exclude.index.patterns";

    /** The key of the configuration. e.g.  */
    String CRAWLER_DOCUMENT_FILE_DEFAULT_INCLUDE_SEARCH_PATTERNS = "crawler.document.file.default.include.search.patterns";

			filePattern="${log.file.basedir}/${domain.name}${backup.date.suffix}-%i.log.gz">
			<PatternLayout><Pattern>${log.pattern}</Pattern></PatternLayout><!-- <EcsLayout serviceName="fess" eventDataset="crawler" /> -->
			<Policies>
				<TimeBasedTriggeringPolicy />
				<SizeBasedTriggeringPolicy size="100 MB" />
			</Policies>
			<DefaultRolloverStrategy fileIndex="max" min="1"

			<PatternLayout><Pattern>${log.pattern}</Pattern></PatternLayout><!-- <EcsLayout serviceName="fess" eventDataset="app" /> -->
			<Policies>
				<TimeBasedTriggeringPolicy />
				<SizeBasedTriggeringPolicy size="100 MB" />
			</Policies>
			<DefaultRolloverStrategy fileIndex="max" min="1"
				max="${backup.max.history}" compressionLevel="9">

	<Appenders>
		<RollingFile name="AppFile" fileName="${log.file.basedir}/${domain.name}.log"
			filePattern="${log.file.basedir}/${domain.name}${backup.date.suffix}-%i.log.gz">
			<PatternLayout><Pattern>${log.pattern}</Pattern></PatternLayout><!-- <EcsLayout serviceName="fess" eventDataset="suggest" /> -->
			<Policies>
				<TimeBasedTriggeringPolicy />
				<SizeBasedTriggeringPolicy size="100 MB" />
			</Policies>

	<Appenders>
		<RollingFile name="AppFile" fileName="${log.file.basedir}/${domain.name}.log"
			filePattern="${log.file.basedir}/${domain.name}${backup.date.suffix}-%i.log.gz">
			<PatternLayout><Pattern>${log.pattern}</Pattern></PatternLayout><!-- <EcsLayout serviceName="fess" eventDataset="thumbnail" /> -->
			<Policies>
				<TimeBasedTriggeringPolicy />
				<SizeBasedTriggeringPolicy size="100 MB" />
			</Policies>

        private
        val isoTimestampFormat = newSimpleDateFormatUTC("yyyy-MM-dd HH:mm:ss z")

        private
        fun newSimpleDateFormatUTC(pattern: String) = SimpleDateFormat(pattern).apply {
            timeZone = TimeZone.getTimeZone("UTC")
        }

        fun readBuildReceiptFromString(buildReceipt: String) =
            Properties().apply { load(buildReceipt.reader()) }

    /**
     * Gets a map of filtered environment variables.
     *
     * @param keyPattern The pattern to filter environment variable keys.
     * @return A map of filtered environment variables.
     */
    public Map<String, String> getFilteredEnvMap(final String keyPattern) {
        final Pattern pattern = Pattern.compile(keyPattern);
        return getEnvMap().entrySet().stream().filter(e -> {