docs: public int send (Connection connection, Object object, SocketAddress address) throws IOException {
  		DatagramChannel datagramChannel = this.datagramChannel;
  		if (datagramChannel == null) throw new SocketException("Connection is closed.");
  		synchronized (writeLock) {
  			try {
  				try {
  					serialization.write(connection, writeBuffer, object);
  				} catch (Exception ex) {
  					throw new KryoNetException("Error serializing object of type: " + object.getClass().getName(), ex);
  				}
  				writeBuffer.flip();
  				int length = writeBuffer.limit();
  				datagramChannel.send(writeBuffer, address);
  
  				lastCommunicationTime = System.currentTimeMillis();
  
  				boolean wasFullWrite = !writeBuffer.hasRemaining();
  				return wasFullWrite ? length : -1;
  			} finally {
  				writeBuffer.clear();
  			}
  		}
  	}