final Matcher matcher = pattern.matcher(v.trim());
            if (matcher.matches()) {
                final PrunedTag tag = new PrunedTag(matcher.group(1));
                if (matcher.group(2) != null) {
                    final String attrPair = matcher.group(2).substring(1, matcher.group(2).length() - 1);

        }
        final Matcher matcher = getTagPattern().matcher(input);
        final StringBuffer sb = new StringBuffer();
        final Pattern attrPattern = Pattern.compile("\\s[^ ]+=\"([^\"]*)\"");
        while (matcher.find()) {
            final String tagStr = matcher.group();
            final Matcher attrMatcher = attrPattern.matcher(tagStr);

    }

    /**
     * Creates a path matcher function for path mapping.
     *
     * @param matcher the regex matcher
     * @param replacement the replacement string
     * @return the path matcher function
     */
    public BiFunction<String, Matcher, String> createPathMatcher(final Matcher matcher, final String replacement) { // for PathMapping

        // Verify patterns work correctly
        assertTrue(includePatterns.get(0).matcher("http://example.com/page").matches());
        assertTrue(excludePatterns.get(0).matcher("http://example.com/admin/users").matches());
        assertFalse(excludePatterns.get(0).matcher("http://example.com/page").matches());

        urlFilterService.delete(sessionId);
    }

        for (final Map.Entry<Pattern, CrawlerClient> entry : clientMap.entrySet()) {
            final Matcher matcher = entry.getKey().matcher(urlKey);
            if (matcher.matches()) {
                return entry.getValue();
            }
        }
        return null;
    }

    /**
     * Sets the initialization parameter map for all clients.
     * @param params The map of parameters.
     */

        int lineNum = 0;
        for (final String line : values) {
            final Matcher matcher = pattern.matcher(line);
            if (matcher.matches()) {
                if (lineNum == 0) {
                    lineNum = Integer.parseInt(matcher.group(1));
                    list.clear();
                }
                list.add(matcher.group(2));
            } else {
                list.add(line);
            }

        inline fun <reified T> inAnyOrder(items: List<T>): Matcher<Iterable<T>> = inAnyOrder(items.toTypedArray())

        /**
         * Matcher checking each item is present exactly once in a given iterable, but an any position,
         * and that there are no unexpected items.
         */
        private
        fun <T> inAnyOrder(items: Array<out T>): Matcher<Iterable<T>> = Matchers.containsInAnyOrder(*items)

    protected String parseCharset(final String content) {
        final Pattern pattern = Pattern.compile("; *charset *= *([a-zA-Z0-9\\-_]+)", Pattern.CASE_INSENSITIVE);
        final Matcher matcher = pattern.matcher(content);
        if (matcher.find()) {
            return matcher.group(1);
        }
        return null;
    }

    /**
     * Gets a duplicate URL by adding or removing a trailing slash.
     *

        }

        /**
         * Matches the given path.
         *
         * @param path The path to match.
         * @return True if the path matches, otherwise false.
         */
        public boolean match(final String path) {
            if (includedPaths == null) {
                if (excludedPaths != null && excludedPaths.matcher(path).matches()) {
                    if (logger.isDebugEnabled()) {

                return null;
            }
            final Matcher matcher = Pattern.compile(pattern, Pattern.CASE_INSENSITIVE | Pattern.UNICODE_CASE).matcher(value);
            final StringBuffer buf = new StringBuffer(value.length() + 100);
            while (matcher.find()) {
                matcher.appendReplacement(buf, Matcher.quoteReplacement(highlightTagPre + matcher.group(0) + highlightTagPost));
            }