docs: def writeUTF(self, value):
          """
          Writes a UTF-8 string to the data stream.
  
          The length of the UTF-8 string in bytes is written first,
          as a 16-bit integer, followed by the bytes representing the
          characters of the string.
  
          @type value: C{str}
          @param value: The string value to be written.
          """
          buf = util.BufferedByteStream()
          buf.write_utf8_string(value)
          bytes = buf.getvalue()
  
          self.stream.write_ushort(len(bytes))
          self.stream.write(bytes)