*/
    protected static String toPlainPattern(final String pattern) {
        final StringBuilder buf = new StringBuilder(pattern.length());
        for (int i = 0; i < pattern.length(); ++i) {
            final char ch = pattern.charAt(i);
            if (Character.isLetterOrDigit(ch) || Character.isWhitespace(ch)) {
                buf.append(ch);
            }
        }
        if (buf.indexOf("yy") == -1) {

    @Test
    public void testContains_character() throws Exception {
        assertThat(ArrayUtil.contains(new char[] { '1', '2' }, '1'), is(true));
        assertThat(ArrayUtil.contains(new char[] { '1' }, '2'), is(not(true)));
        assertThat(ArrayUtil.contains(new char[] { '2', '1' }, '1'), is(true));
        assertThat(ArrayUtil.contains((char[]) null, '1'), is(not(true)));
    }

    /**
     * @throws Exception
     */
    @Test

        final DecimalFormatSymbols symbols = DecimalFormatSymbolsUtil.getDecimalFormatSymbols(locale);
        final char decimalSep = symbols.getDecimalSeparator();
        final char groupingSep = symbols.getGroupingSeparator();
        final StringBuilder buf = new StringBuilder(20);
        for (int i = 0; i < s.length(); ++i) {
            char c = s.charAt(i);
            if (c == groupingSep) {
                continue;

     */
    public static char[] addAll(final char[] a, final char[] b) {
        if (a == null) {
            return b;
        }
        if (b == null) {
            return a;
        }
        if (a.length == 0) {
            return b;
        }
        if (b.length == 0) {
            return a;
        }
        final char[] array = (char[]) Array.newInstance(char.class, a.length + b.length);

            userAgent = textBuf.toString().trim();
        }
        tagQueue.pollLast();
        textBuf.setLength(0);
    }

    @Override
    public void characters(final char[] ch, final int start, final int length) throws SAXException {
        final String text = new String(ch, start, length);
        if (logger.isDebugEnabled()) {
            logger.debug("Text: {}", text);
        }