public void Run()
{
if (TimeoutManager == null)
{
return;
}
TimeoutManager.SagaTimedOut +=
(o, e) =>
{
using (var scope = new TransactionScope(TransactionScopeOption.Required))
{
MessageSender.Send(MapToTransportMessage(e), e.Destination);
Persister.Remove(e.SagaId);
scope.Complete();
}
};
Persister.GetAll().ToList().ForEach(td =>
TimeoutManager.PushTimeout(td));
thread = new Thread(Poll);
thread.Start();
}
void HandleInternal(TransportMessage message)
{
var sagaId = Guid.Empty;
string sagaIdString;
if (message.Headers.TryGetValue(Headers.SagaId, out sagaIdString))
{
sagaId = Guid.Parse(sagaIdString);
}
if (message.Headers.ContainsKey(TimeoutManagerHeaders.ClearTimeouts))
{
if (sagaId == Guid.Empty)
{
throw new InvalidOperationException("Invalid saga id specified, clear timeouts is only supported for saga instances");
}
TimeoutManager.RemoveTimeoutBy(sagaId);
}
else
{
string expire;
if (!message.Headers.TryGetValue(TimeoutManagerHeaders.Expire, out expire))
{
throw new InvalidOperationException("Non timeout message arrived at the timeout manager, id:" + message.Id);
}
var destination = message.ReplyToAddress;
string routeExpiredTimeoutTo;
if (message.Headers.TryGetValue(TimeoutManagerHeaders.RouteExpiredTimeoutTo, out routeExpiredTimeoutTo))
{
destination = Address.Parse(routeExpiredTimeoutTo);
}
var data = new TimeoutData
{
Destination = destination,
SagaId = sagaId,
State = message.Body,
Time = DateTimeExtensions.ToUtcDateTime(expire),
CorrelationId = GetCorrelationIdToStore(message),
Headers = message.Headers,
OwningTimeoutManager = Configure.EndpointName
};
//add a temp header so that we can make sure to restore the ReplyToAddress
if (message.ReplyToAddress != null)
{
data.Headers[TimeoutData.OriginalReplyToAddress] = message.ReplyToAddress.ToString();
}
TimeoutManager.PushTimeout(data);
}
}
void CacheExistingTimeouts()
{
var sw = new Stopwatch();
sw.Start();
Logger.DebugFormat("Going to fetch existing timeouts from persister ({0})", Persister.GetType().Name);
var existingTimeouts = Persister.GetAll().ToList();
Logger.DebugFormat("{0} timeouts loaded from storage in {1} seconds", existingTimeouts.Count, sw.Elapsed.TotalSeconds);
existingTimeouts.ForEach(td => TimeoutManager.PushTimeout(td));
sw.Stop();
Logger.DebugFormat("Total time for cache priming {0} seconds", sw.Elapsed.TotalSeconds);
}