private void SendMessage(Message res)
{
var next = Model.NextPublishSeqNo;
Model.BasicPublish(_myExchange.Name, res.RoutingKey, Props, res.Payload);
if (MySettings.UseConfirms)
_unacked.TryAdd(next, res);
}
private void OnMessageNotEnqueuedHandler(Message message)
{
var copy = MessageNotEnqueuedHandler; //see http://stackoverflow.com/questions/786383/c-sharp-events-and-thread-safety
//this behavior allow thread safety and allow to expose event publicly
if (copy != null)
try
{
copy(message);
}
catch (Exception e)
{
OnEventHandlerFailure(e);
}
}
private void HandleClosedConnection(Message res, RabbitMQ.Client.Exceptions.AlreadyClosedException e)
{
if (MySettings.RequeueMessageAfterFailure)
_internalQueue.Enqueue(res);
switch (e.ShutdownReason.ReplyCode)
{
case RabbitMQ.Client.Framing.v0_9_1.Constants.AccessRefused:
OnACLFailure(e);
break;
default:
Start(MySettings.MaxConnectionRetry);
break;
}
}
private void HandleGeneralException(Message res)
{
if (MySettings.RequeueMessageAfterFailure)
_internalQueue.Enqueue(res);
//No need to offer any event handler since reconnection will probably fail at the first time and the standard handlers will be called
Start(MySettings.MaxConnectionRetry);
}
/// <summary>
/// Add message that will be sent asynchronously. This method is thread-safe
/// </summary>
/// <param name="routingKey">routing key used to route the message. If not needed just put "toto"</param>
/// <param name="message">the message you want to send</param>
/// <returns>false if the message was droppped instead of added to the queue</returns>
public bool Publish(string routingKey, byte[] message)
{
var _message = new Message { RoutingKey = routingKey, Payload = message };
if (_internalQueue.Count >= MySettings.MaxMessageWaitingToBeSent)
{
OnMessageNotEnqueuedHandler(_message);
return false;
}
_internalQueue.Enqueue(_message);
lock (_token)
{
Monitor.Pulse(_token);
}
return true;
}