@Override
                public String toString() {
                    return name;
                }

                @Override
                public char charAt(final int index) {
                    return name.charAt(index);
                }

                @Override
                public int length() {
                    return name.length();
                }

        }
      }
    }
    if (ipString.charAt(0) == IPV6_DELIMITER && ipString.charAt(1) != IPV6_DELIMITER) {
      return null; // ^: requires ^::
    }
    if (ipString.charAt(ipString.length() - 1) == IPV6_DELIMITER
        && ipString.charAt(ipString.length() - 2) != IPV6_DELIMITER) {
      return null; // :$ requires ::$
    }

    @CsvSource({ "a.txt", "very_long_filename_with_many_characters_to_test_buffer_handling.docx", "file with spaces.pdf", "文件.txt", // Unicode filename
            "file-with-special-chars!@#$%^&().bin" })
    void testDecodeWithVariousFileNames(String fileName) throws SMBProtocolDecodingException {
        byte[] buffer = createValidNotificationBuffer(fileName, FileNotifyInformation.FILE_ACTION_ADDED);

        if (StringUtil.isEmpty(in)) {
            return in;
        }

        final StringBuilder buf = new StringBuilder(in.length());
        char c;
        for (int i = 0; i < in.length(); i++) {
            c = in.charAt(i);
            if (c == 0x9 || c == 0xA || c == 0xD || (c >= 0x20 && c <= 0xD7FF) || (c >= 0xE000 && c <= 0xFFFD)
                    || (c >= 0x10000 && c <= 0x10FFFF)) {

                            String string = o.toString();
                            int i = string.length() - 1;
                            while (i >= 0) {
                                char c = string.charAt(i);
                                if (c == '\n' || c == '\r' || c == ' ') {
                                    i--;
                                } else {
                                    break;

    String expected = "abcdabcd";

    // read the first 8 chars manually, since there's no equivalent to ByteSource.slice
    // TODO(cgdecker): Add CharSource.slice?
    StringBuilder builder = new StringBuilder();
    Reader reader = concatenated.openStream(); // no need to worry about closing
    for (int i = 0; i < 8; i++) {
      builder.append((char) reader.read());
    }
    assertEquals(expected, builder.toString());

                    boolean active = true;
                    if (!selector.isEmpty()) {
                        if (selector.charAt(0) == '-' || selector.charAt(0) == '!') {
                            active = false;
                            selector = selector.substring(1);
                        } else if (token.charAt(0) == '+') {
                            selector = selector.substring(1);
                        }

        }
        return Encdec.dec_uint16be(this.tmp, 0) & 0xFFFF;
    }

    @Override
    public final char readChar() throws SmbException {
        if (read(this.tmp, 0, 2) < 0) {
            throw new SmbEndOfFileException();
        }
        return (char) Encdec.dec_uint16be(this.tmp, 0);
    }

    @Override
    public final int readInt() throws SmbException {

     * @param hostname the hostname to check
     * @return whether this is an IP address
     */
    public static boolean isDotQuadIP(final String hostname) {
        if (Character.isDigit(hostname.charAt(0))) {
            int i, len, dots;
            char[] data;

            i = dots = 0; /* quick IP address validation */
            len = hostname.length();
            data = hostname.toCharArray();

     */
    public static String dec_utf8(final byte[] src, int si, final int slim) throws IOException {
        final char[] uni = new char[slim - si];
        int ui, ch;

        for (ui = 0; si < slim && (ch = src[si++] & 0xFF) != 0; ui++) {
            if (ch < 0x80) {
                uni[ui] = (char) ch;
            } else if ((ch & 0xE0) == 0xC0) {
                if (slim - si < 2) {
                    break;