code: public static HandshakeMessage getDefaultMessage() {
      HandshakeMessage message = new HandshakeMessage();
      message.setProtocolString(HandshakeMessage.PROTOCOL_STRING);
      message.setReservedBits(HandshakeMessage.PROTOCOL_RESERVED_BITS);
      message.setStringLength(HandshakeMessage.PROTOCOL_STRING_LENGTH);
      message.setVersionNumber(HandshakeMessage.PROTOCOL_VERSION);
      return message;
    }
docs: Generates a basic handshake message according to the most recent protocol
  definition.
  
  @return a basic handshake message.