urlFilter.addInclude("https://example\\.com/\\?.*");
        urlFilter.addInclude(".*\\$price=\\d+.*");
        urlFilter.addExclude(".*\\[\\].*");

        assertTrue(urlFilter.match("https://example.com/?page=1"));
        assertTrue(urlFilter.match("https://shop.com/item?$price=100"));
        assertFalse(urlFilter.match("https://example.com/array[]"));
    }

    /**

        // TODO support other type
        return "</doc>";
    }

    /**
     * Trims space characters from the value.
     * @param value The value to trim.
     * @return The trimmed value.
     */
    protected String trimSpace(final String value) {
        if (trimSpaceEnabled) {
            final Matcher matcher = SPACE_PATTERN.matcher(value);
            return matcher.replaceAll(" ").trim();

        // TODO support other type
        return "</doc>";
    }

    /**
     * Trims space characters from the value.
     * @param value The value to trim.
     * @return The trimmed value.
     */
    protected String trimSpace(final String value) {
        if (trimSpaceEnabled) {
            final Matcher matcher = SPACE_PATTERN.matcher(value);
            return matcher.replaceAll(" ").trim();