+ /**
+ * Send a message to peer and fail negotiation if it does not reach
+ * the peer.
+ *
+ * @param msg Message which should be sent.
+ */
+ protected final void sendMessage(final M msg) {
+ this.channel.writeAndFlush(msg).addListener(
+ new ChannelFutureListener() {
+ @Override
+ public void operationComplete(final ChannelFuture f) {
+ if (!f.isSuccess()) {
+ LOG.info("Failed to send message {}", msg, f.cause());
+ negotiationFailed(f.cause());
+ } else {
+ LOG.trace("Message {} sent to socket", msg);
+ }
+ }
+ });
+ }
+