private void doSend(ClientRequest clientRequest, boolean isInternalRequest, long now, AbstractRequest request) {
String destination = clientRequest.destination();
RequestHeader header = clientRequest.makeHeader(request.version());
if (log.isDebugEnabled()) {
int latestClientVersion = clientRequest.apiKey().latestVersion();
if (header.apiVersion() == latestClientVersion) {
log.trace("Sending {} {} with correlation id {} to node {}", clientRequest.apiKey(), request,
clientRequest.correlationId(), destination);
} else {
log.debug("Using older server API v{} to send {} {} with correlation id {} to node {}",
header.apiVersion(), clientRequest.apiKey(), request, clientRequest.correlationId(), destination);
}
}
Send send = request.toSend(destination, header);
InFlightRequest inFlightRequest = new InFlightRequest(
clientRequest,
header,
isInternalRequest,
request,
send,
now);
this.inFlightRequests.add(inFlightRequest);
selector.send(send);
}