Examples of com.caucho.util.CharBuffer

com.caucho.util.CharBuffer
CharBuffer is an unsynchronized version of StringBuffer.


    _dispatchRequest = new HmuxDispatchRequest(this);


    _uri = new ByteBuffer();


    _method = new CharBuffer();
    _host = new CharBuffer();
    _protocol = new CharBuffer();


    _headerKeys = new CharBuffer[HEADER_CAPACITY];
    _headerValues = new CharBuffer[_headerKeys.length];
    for (int i = 0; i < _headerKeys.length; i++) {
      _headerKeys[i] = new CharBuffer();
      _headerValues[i] = new CharBuffer();
    }


    _remoteHost = new CharBuffer();
    _remoteAddr = new CharBuffer();
    _serverName = new CharBuffer();
    _serverPort = new CharBuffer();
    _remotePort = new CharBuffer();


    _clientCert = new ByteBuffer();


    _cb1 = new CharBuffer();
    _cb2 = new CharBuffer();


    _filter = new ServletFilter();
    
    BamSystem bamService = BamSystem.getCurrent();

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    throws IOException
  {
    boolean isLoggable = log.isLoggable(Level.FINE);
    ReadStream is = getRawRead();
    WriteStream os = getRawWrite();
    CharBuffer cb = getCharBuffer();
    int code;
    int len;


    while (true) {
      _rawWrite.flush();


      code = is.read();


      Server server = getServer();
      if (server == null || server.isDestroyed()) {
        log.fine(dbgId() + " request after server close");
        killKeepalive("after server close");
        return false;
      }


      switch (code) {
      case -1:
        if (isLoggable)
          log.fine(dbgId() + "r: end of file");
        _filter.setClientClosed(true);
        killKeepalive("hmux end of file");
        return false;


      case HMUX_CHANNEL:
        int channel = (is.read() << 8) + is.read();


        if (isLoggable)
          log.fine(dbgId() + "channel-r " + channel);
        break;


      case HMUX_YIELD:
        if (log.isLoggable(Level.FINER))
          log.finer(dbgId() + (char) code + "-r: yield");


        os.write(HMUX_ACK);
        os.write(0);
        os.write(0);
        os.flush();
        break;


      case HMUX_QUIT:
        if (isLoggable)
          log.fine(dbgId() + (char) code + "-r: end of request");


        return true;


      case HMUX_EXIT:
        if (isLoggable)
          log.fine(dbgId() + (char) code + "-r: end of socket");


        killKeepalive("hmux exit");


        return true;


      case HMUX_PROTOCOL:
        len = (is.read() << 8) + is.read();


        if (len != 4) {
          log.fine(dbgId() + (char) code + "-r: protocol length (" + len + ") must be 4.");
          killKeepalive("hmux protocol");
          return false;
        }


        int value = ((is.read() << 24)
                     + (is.read() << 16)
                     + (is.read() << 8)
                     + (is.read()));


        dispatchProtocol(is, code, value);
        return true;


      case HMUX_URI:
        len = (is.read() << 8) + is.read();
        _uri.setLength(len);
        is.readAll(_uri.getBuffer(), 0, len);
        if (isLoggable)
          log.fine(dbgId() + (char) code + ":uri " + _uri);
        _hasRequest = true;
        break;


      case HMUX_METHOD:
        len = (is.read() << 8) + is.read();
        is.readAll(_method, len);
        if (isLoggable)
          log.fine(dbgId() +
                   (char) code + ":method " + _method);
        break;


      case CSE_REAL_PATH:
        len = (is.read() << 8) + is.read();
        _cb1.clear();
        is.readAll(_cb1, len);
        code = is.read();
        if (code != HMUX_STRING)
          throw new IOException("protocol expected HMUX_STRING");
        _cb2.clear();
        is.readAll(_cb2, readLength(is));


        //http.setRealPath(cb1.toString(), cb2.toString());
        if (isLoggable)
          log.fine(dbgId() + (char) code + " " +
                   _cb1.toString() + "->" + _cb2.toString());
        //throw new RuntimeException();
        break;


      case CSE_REMOTE_HOST:
        len = (is.read() << 8) + is.read();
        is.readAll(_remoteHost, len);
        if (isLoggable)
          log.fine(dbgId() + (char) code + " " + _remoteHost);
        break;


      case CSE_REMOTE_ADDR:
        len = (is.read() << 8) + is.read();
        is.readAll(_remoteAddr, len);
        if (isLoggable)
          log.fine(dbgId() + (char) code + " " + _remoteAddr);
        break;


      case HMUX_SERVER_NAME:
        len = (is.read() << 8) + is.read();
        is.readAll(_serverName, len);
        if (isLoggable)
          log.fine(dbgId() + (char) code + " server-host: " + _serverName);
        break;


      case CSE_REMOTE_PORT:
        len = (is.read() << 8) + is.read();
        is.readAll(_remotePort, len);
        if (isLoggable)
          log.fine(dbgId() + (char) code +
                  " remote-port: " + _remotePort);
        break;


      case CSE_SERVER_PORT:
        len = (is.read() << 8) + is.read();
        is.readAll(_serverPort, len);
        if (isLoggable)
          log.fine(dbgId() + (char) code +
                  " server-port: " + _serverPort);
        break;


      case CSE_QUERY_STRING:
        len = (is.read() << 8) + is.read();
        if (len > 0) {
          _uri.add('?');
          _uri.ensureCapacity(_uri.getLength() + len);
          is.readAll(_uri.getBuffer(), _uri.getLength(), len);
          _uri.setLength(_uri.getLength() + len);
        }
        break;


      case CSE_PROTOCOL:
        len = (is.read() << 8) + is.read();
        is.readAll(_protocol, len);
        if (isLoggable)
          log.fine(dbgId() + (char) code + " protocol: " + _protocol);
        for (int i = 0; i < len; i++) {
          char ch = _protocol.charAt(i);


          if ('0' <= ch && ch <= '9')
            _version = 16 * _version + ch - '0';
          else if (ch == '.')
            _version = 16 * _version;
        }
        break;


      case HMUX_HEADER:
        len = (is.read() << 8) + is.read();


        int headerSize = _headerSize;


        CharBuffer key = _headerKeys[headerSize];
        key.clear();


        CharBuffer valueCb = _headerValues[headerSize];
        valueCb.clear();


        is.readAll(key, len);
        code = is.read();
        if (code != HMUX_STRING)
          throw new IOException("protocol expected HMUX_STRING at " + (char) code);

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    int len = attr.length();
    for (;
         i < len && XmlChar.isWhitespace((ch = attr.charAt(i))) || ch == ',';
         i++) {
    }
    CharBuffer cb = new CharBuffer();
    while (i < len) {
      cb.clear();
      for (;
           i < len && ! XmlChar.isWhitespace((ch = attr.charAt(i))) &&
             ch != ',';
           i++) {
        cb.append((char) ch);
      }


      _cacheDepends.add(cb.toString());


      for (;
           i < len && XmlChar.isWhitespace((ch = attr.charAt(i))) || ch == ',';
           i++) {
      }

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      newKeys[i] = _headerKeys[i];
      newValues[i] = _headerValues[i];
    }


    for (int i = _headerSize; i < newKeys.length; i++) {
      newKeys[i] = new CharBuffer();
      newValues[i] = new CharBuffer();
    }


    _headerKeys = newKeys;
    _headerValues = newValues;
  }

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  @Override
  public CharSegment getHeaderBuffer(String key)
  {
    for (int i = 0; i < _headerSize; i++) {
      CharBuffer test = _headerKeys[i];


      if (test.equalsIgnoreCase(key))
        return _headerValues[i];
    }


    return null;
  }

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  }


  public CharSegment getHeaderBuffer(char []buf, int length)
  {
    for (int i = 0; i < _headerSize; i++) {
      CharBuffer test = _headerKeys[i];


      if (test.length() != length)
        continue;


      char []keyBuf = test.getBuffer();
      int j;
      for (j = 0; j < length; j++) {
        char a = buf[j];
        char b = keyBuf[j];
        if (a == b)

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    int len = attr.length();
    for (;
         i < len && XmlChar.isWhitespace((ch = attr.charAt(i))) || ch == ',';
         i++) {
    }
    CharBuffer cb = new CharBuffer();
    while (i < len) {
      cb.clear();
      for (;
           i < len && ! XmlChar.isWhitespace((ch = attr.charAt(i))) &&
             ch != ',';
           i++) {
        cb.append((char) ch);
      }


      printCacheDepends(cb.toString());


      for (;
           i < len && XmlChar.isWhitespace((ch = attr.charAt(i))) || ch == ',';
           i++) {
      }

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  }


  @Override
  public void getHeaderBuffers(String key, ArrayList<CharSegment> values)
  {
    CharBuffer cb = getCharBuffer();


    cb.clear();
    cb.append(key);


    int size = _headerSize;
    for (int i = 0; i < size; i++) {
      CharBuffer test = _headerKeys[i];
      if (test.equalsIgnoreCase(cb))
        values.add(_headerValues[i]);
    }
  }

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    int i = 0;
    int len = elements.length();
    for (; i < len && XmlChar.isWhitespace(elements.charAt(i)); i++) {
    }
    CharBuffer cb = new CharBuffer();
    while (i < len) {
      cb.clear();


      for (; i < len && ! XmlChar.isWhitespace(elements.charAt(i)); i++)
        cb.append(elements.charAt(i));


      _preserve.put(cb.toString(), "true");


      for (; i < len && XmlChar.isWhitespace(elements.charAt(i)); i++) {
      }
    }
  }

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    String _rawURI = super.getRequestURI();


    if (_rawURI == null)
      return null;


    CharBuffer cb = CharBuffer.allocate();


    for (int i = 0; i < _rawURI.length(); i++) {
      char ch = _rawURI.charAt(i);


      if (ch <= ' ' || ch >= 0x80 || ch == '%') {
        addHex(cb, ch);
      }
      else
        cb.append(ch);
    }


    return cb.close();
  }

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