static String unescape(final String str) throws NumberFormatException, UnsupportedEncodingException {
        char ch;
        int i, j, state, len;
        char[] out;
        final byte[] b = new byte[1];

        if (str == null) {
            return null;
        }

        len = str.length();
        out = new char[len];
        state = 0;
        for (i = j = 0; i < len; i++) {
            switch (state) {

        String text = "Test123 ABC-456";
        String field = "content";
        String lang = "en";

        List<AnalyzeToken> tokens = analyzer.analyzeAndReading(text, field, lang);

        assertNotNull(tokens);
        assertEquals(2, tokens.size()); // "Test123" and "ABC-456" (hyphen is not a split char in our tokenizer)

        }
      }
    }
    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 ::$
    }

    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());

          a: String,
          b: String,
        ): Int {
          var i = 4
          val limit = minOf(a.length, b.length)
          while (i < limit) {
            val charA = a[i]
            val charB = b[i]
            if (charA != charB) return if (charA < charB) -1 else 1
            i++
          }
          val lengthA = a.length
          val lengthB = b.length

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

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

    @Override
    public final int readInt() throws SmbException {
        if (read(tmp, 0, 4) < 0) {

    }

    private String parseServerAndShare(final String pathInfo) {
        final char[] out = new char[256];
        char ch;
        int len, p, i;

        if (pathInfo == null) {
            return null;
        }
        len = pathInfo.length();

        p = i = 0;
        while (p < len && pathInfo.charAt(p) == '/') {
            p++;
        }
        if (p == len) {
            return null;

            final StringBuilder sb = new StringBuilder();
            for (int i = 0; i < s.length(); i++) {
                final char ch = s.charAt(i);
                if (ch == '\\' && i < s.length() - 1) {
                    i++;
                    sb.append(s.charAt(i));
                } else {
                    sb.append(ch);
                }
            }
            return sb.toString();
        }

    for (String edge : edges) {
      checkArgument(
          edge.length() == 2, "Expecting each edge to consist of 2 characters but got %s", edge);
      char node1 = edge.charAt(0);
      char node2 = edge.charAt(1);
      graphMapBuilder.put(node1, node2);
      if (!directed) {
        graphMapBuilder.put(node2, node1);
      }
    }

    byte[] bytes = new byte[string.length() / 2];
    for (int i = 0; i < string.length(); i += 2) {
      int ch1 = decode(string.charAt(i)) << 4;
      int ch2 = decode(string.charAt(i + 1));
      bytes[i / 2] = (byte) (ch1 + ch2);
    }
    return fromBytesNoCopy(bytes);
  }

  private static int decode(char ch) {
    if (ch >= '0' && ch <= '9') {
      return ch - '0';
    }
    if (ch >= 'a' && ch <= 'f') {