Examples of com.caucho.util.CharSegment

com.caucho.util.CharSegment
CharSegment is a section of a character buffer


    int len = _segments.length;
    for (int i = 0; i < len; i++) {
      Segment segment = _segments[i];
      String value = null;
      CharSegment csValue = null;


      switch (segment._code) {
      case Segment.TEXT:
        int sublen = segment._data.length;
        byte []data = segment._data;

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   */
  @Override
  public String getMethod()
  {
    if (_methodString == null) {
      CharSegment cb = getMethodBuffer();
      if (cb.length() == 0) {
        _methodString = "GET";
        return _methodString;
      }


      switch (cb.charAt(0)) {
      case 'G':
        _methodString = cb.equals(_getCb) ? "GET" : cb.toString();
        break;


      case 'H':
        _methodString = cb.equals(_headCb) ? "HEAD" : cb.toString();
        break;


      case 'P':
        _methodString = cb.equals(_postCb) ? "POST" : cb.toString();
        break;


      default:
        _methodString = cb.toString();
      }
    }


    return _methodString;

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  /**
   * Returns the header.
   */
  public String getHeader(String key)
  {
    CharSegment buf = getHeaderBuffer(key);
    if (buf != null)
      return buf.toString();
    else
      return null;
  }

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    */


    CharSequence rawHost;
    if (host == null && (rawHost = getHost()) != null) {
      if (rawHost instanceof CharSegment) {
        CharSegment cb = (CharSegment) rawHost;


        char []buffer = cb.getBuffer();
        int offset = cb.getOffset();
        int length = cb.getLength();


        for (int i = length - 1; i >= 0; i--) {
          char ch = buffer[i + offset];


          if ('A' <= ch && ch <= 'Z')

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   *
   * @return the value of the header as an integer.
   */
  public int getIntHeader(String key)
  {
    CharSegment value = getHeaderBuffer(key);


    if (value == null)
      return -1;


    int len = value.length();
    if (len == 0)
      throw new NumberFormatException(value.toString());


    int iValue = 0;
    int i = 0;
    int ch = value.charAt(i);
    int sign = 1;
    if (ch == '+') {
      if (i + 1 < len)
        ch = value.charAt(++i);
      else
        throw new NumberFormatException(value.toString());
    } else if (ch == '-') {
      sign = -1;
      if (i + 1 < len)
        ch = value.charAt(++i);
      else
        throw new NumberFormatException(value.toString());
    }


    for (; i < len && (ch = value.charAt(i)) >= '0' && ch <= '9'; i++)
      iValue = 10 * iValue + ch - '0';


    if (i < len)
      throw new NumberFormatException(value.toString());


    return sign * iValue;
  }

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  public String getCharacterEncoding()
  {
    if (_readEncoding != null)
      return _readEncoding;


    CharSegment value = getHeaderBuffer("Content-Type");


    if (value == null)
      return null;


    int i = value.indexOf("charset");
    if (i < 0)
      return null;


    int len = value.length();
    for (i += 7; i < len && Character.isWhitespace(value.charAt(i)); i++) {
    }


    if (i >= len || value.charAt(i) != '=')
      return null;


    for (i++; i < len && Character.isWhitespace(value.charAt(i)); i++) {
    }


    if (i >= len)
      return null;


    char end = value.charAt(i);
    if (end == '"') {
      int tail;
      for (tail = ++i; tail < len; tail++) {
        if (value.charAt(tail) == end)
          break;
      }


      _readEncoding = Encoding.getMimeName(value.substring(i, tail));


      return _readEncoding;
    }


    int tail;
    for (tail = i; tail < len; tail++) {
      if (Character.isWhitespace(value.charAt(tail))
          || value.charAt(tail) == ';')
        break;
    }


    _readEncoding = Encoding.getMimeName(value.substring(i, tail));


    return _readEncoding;
  }

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    _headerKeys = new CharSegment[_headerCapacity];
    _headerValues = new CharSegment[_headerCapacity];
    
    for (int i = 0; i < _headerCapacity; i++) {
      _headerKeys[i] = new CharSegment();
      _headerValues[i] = new CharSegment();
    }
  }

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   */
  @Override
  public String getMethod()
  {
    if (_methodString == null) {
      CharSegment cb = getMethodBuffer();
      if (cb.length() == 0) {
        _methodString = "GET";
        return _methodString;
      }


      switch (cb.charAt(0)) {
      case 'G':
        _methodString = cb.equals(_getCb) ? "GET" : cb.toString();
        break;


      case 'H':
        _methodString = cb.equals(_headCb) ? "HEAD" : cb.toString();
        break;


      case 'P':
        _methodString = cb.equals(_postCb) ? "POST" : cb.toString();
        break;


      default:
        _methodString = cb.toString();
      }
    }


    return _methodString;
  }

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  int getVersion()
  {
    if (_version > 0)
      return _version;


    CharSegment protocol = getProtocolBuffer();
    if (protocol.equals("HTTP/1.1")) {
      _version = HTTP_1_1;
      return HTTP_1_1;
    }
    else if (protocol.equals("HTTP/1.0")) {
      _version = HTTP_1_0;
      return _version;
    }
    else if (protocol.equals("HTTP/0.9")) {
      _version = HTTP_0_9;
      return HTTP_0_9;
    }
    else if (protocol.length() < 8) {
      _version = HTTP_0_9;
      return _version;
    }


    int i = protocol.indexOf('/');
    int len = protocol.length();
    int major = 0;
    for (i++; i < len; i++) {
      char ch = protocol.charAt(i);


      if ('0' <= ch && ch <= '9')
        major = 10 * major + ch - '0';
      else if (ch == '.')
        break;
      else {
        _version = HTTP_1_0;
        return _version;
      }
    }


    int minor = 0;
    for (i++; i < len; i++) {
      char ch = protocol.charAt(i);


      if ('0' <= ch && ch <= '9')
        minor = 10 * minor + ch - '0';
      else
        break;

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   * Returns the header.
   */
  @Override
  public String getHeader(String key)
  {
    CharSegment buf = getHeaderBuffer(key);
    
    if (buf != null)
      return buf.toString();
    else
      return null;
  }

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