public bool HandlePeekedMessage(IFileTransport transport, OpenedQueue queue, Message message)
{
var doesNotHaveMessageId = (message.Extension.Length < 16);
if (doesNotHaveMessageId)
{
const string errorMessage = "Message does not have Extension set to at least 16 bytes, which will be used as the message id. Probably not a bus message.";
transport.RaiseMessageSerializationException(queue, message, errorMessage);
MoveToErrorQueue(queue, message, errorMessage);
return(true);
}
var id = message.GetMessageId();
ErrorCounter errorCounter = null;
failureCounts.Read(reader => reader.TryGetValue(id, out errorCounter));
if (errorCounter == null)
{
return(false);
}
if (errorCounter.FailureCount < numberOfRetries)
{
return(false);
}
failureCounts.Write(writer =>
{
writer.Remove(id);
MoveToErrorQueue(queue, message, errorCounter.ExceptionText);
});
return(true);
}
public override bool HandlePeekedMessage(IFileTransport transport1, OpenedQueue queue, Message message)
{
Func <CurrentMessageInformation, bool> messageRecieved = information =>
{
transport.RaiseAdministrativeMessageArrived(information);
return(true);
};
transport.ReceiveMessageInTransaction(queue, message.Id, messageRecieved, transport.RaiseAdministrativeMessageProcessingCompleted, null, null);
return(true);
}
public override void Init(IFileTransport transport, OpenedQueue queue)
{
parentTransport = transport;
timeoutMessageIds.Write(writer =>
{
foreach (var message in queueStrategy.GetTimeoutMessages(queue))
{
writer.Add(message.Time, message.Id);
}
});
timeoutTimer = new Timer(OnTimeoutCallback, null, TimeSpan.FromSeconds(0), TimeSpan.FromSeconds(1));
}
public override bool HandlePeekedMessage(IFileTransport transport, OpenedQueue queue, Message message)
{
using (var tx = new TransactionScope())
{
var processMessageAt = DateTime.FromBinary(BitConverter.ToInt64(message.Extension, 16));
if (CurrentTime >= processMessageAt)
{
return(false);
}
string id;
if (!queueStrategy.TryMoveMessage(queue, message, SubQueue.Timeout, out id))
{
logger.DebugFormat("Failed to move message to timeout queue");
return(false);
}
tx.Complete();
logger.DebugFormat("Moving message {0} to timeout queue, will be processed at: {1}", id, processMessageAt);
timeoutMessageIds.Write(writer => writer.Add(processMessageAt, id));
return(true);
}
}
public override bool HandlePeekedMessage(IFileTransport transport, OpenedQueue queue, Message message)
{
queue.TryGetMessageFromQueue(message.Id);
return(true);
}
public void Init(IFileTransport transport, OpenedQueue queue)
{
transport.MessageSerializationException += Transport_OnMessageSerializationException;
transport.MessageProcessingFailure += Transport_OnMessageProcessingFailure;
transport.MessageProcessingCompleted += Transport_OnMessageProcessingCompleted;
}
public abstract bool HandlePeekedMessage(IFileTransport transport, OpenedQueue queue, Message message);
public virtual void Init(IFileTransport transport, OpenedQueue queue)
{
}
public override void Init(IFileTransport parentTransport, OpenedQueue queue)
{
transport = parentTransport;
}