while ((pos = decoded.indexOf('%', pos + 1)) >= 0) {
                if (pos + 2 < decoded.length()) {
                    String hexStr = decoded.substring(pos + 1, pos + 3);
                    char ch = (char) Integer.parseInt(hexStr, 16);
                    decoded = decoded.substring(0, pos) + ch + decoded.substring(pos + 3);
                }
            }
        }
        return decoded;
    }

            final StringBuilder regex = new StringBuilder();
            regex.append("^"); // Match from the start

            for (int i = 0; i < pattern.length(); i++) {
                final char c = pattern.charAt(i);
                if (c == '*') {
                    // Wildcard: matches any sequence of characters
                    regex.append(".*");
                } else if (c == '$') {

Você pode criar aplicações de produção com **FastAPI** agora mesmo (e provavelmente já vem fazendo isso há algum tempo), apenas certifique-se de usar uma versão que funcione corretamente com o resto do seu código.

    protected static DcerpcBinding parseBinding(final String str) throws DcerpcException {
        int state, mark, si;
        final char[] arr = str.toCharArray();
        String proto = null, key = null;
        DcerpcBinding binding = null;

        state = mark = si = 0;
        do {
            final char ch = arr[si];

            switch (state) {
            case 0:
                if (ch == ':') {

      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') {
      return ch - 'a' + 10;
    }

      checkState(position != startPosition);
      return token;
    }

    char consumeCharacter(CharMatcher matcher) {
      checkState(hasMore());
      char c = previewChar();
      checkState(matcher.matches(c));
      position++;
      return c;
    }

    @CanIgnoreReturnValue
    char consumeCharacter(char c) {
      checkState(hasMore());
      checkState(previewChar() == c);

    hasher.putLong(0x0807060504030201L);
    hasher.assertBytes(new byte[] {1, 2, 3, 4, 5, 6, 7, 8});
  }

  public void testChar() {
    TestHasher hasher = new TestHasher();
    hasher.putChar((char) 0x0201);
    hasher.assertBytes(new byte[] {1, 2});
  }

  public void testString() {
    Random random = new Random();
    for (int i = 0; i < 100; i++) {
      byte[] bytes = new byte[64];

  static final ImmutableMap<String, String> TEST_STRINGS =
      ImmutableMap.<String, String>builder()
          .put("empty", "")
          .put("1 char", "0")
          .put("1 word", "hello")
          .put("2 words", "hello world")
          .put("\\n line break", "hello\nworld")
          .put("\\r line break", "hello\rworld")

        assertArrayEquals(expectedBytes, actualBytes);

        // Verify it's actually UTF-16LE (each ASCII char should be followed by 0x00)
        int pathStart = Smb2Constants.SMB2_HEADER_LENGTH + 8;
        for (int i = 0; i < testPath.length(); i++) {
            char c = testPath.charAt(i);
            if (c < 128) { // ASCII character
                assertEquals(c, buffer[pathStart + i * 2]);

      Deque<CharSequence> stack,
      CharSequence encoded,
      int start,
      ImmutableMap.Builder<String, PublicSuffixType> builder) {

    int encodedLen = encoded.length();
    int idx = start;
    char c = '\0';

    // Read all the characters for this node.
    for (; idx < encodedLen; idx++) {
      c = encoded.charAt(idx);

      if (c == '&' || c == '?' || c == '!' || c == ':' || c == ',') {
        break;