private bool GetDescriptionDocument(HttpEntityManager manager, UriTemplateMatch match)
{
if (manager.ResponseCodec.ContentType == ContentType.DescriptionDocJson)
{
var stream = match.BoundVariables["stream"];
var accepts = manager.HttpEntity.Request.AcceptTypes == null || manager.HttpEntity.Request.AcceptTypes.Contains(ContentType.Any);
var responseStatusCode = accepts ? HttpStatusCode.NotAcceptable : HttpStatusCode.OK;
var responseMessage = manager.HttpEntity.Request.AcceptTypes == null ? "We are unable to represent the stream in the format requested." : "Description Document";
var envelope = new SendToHttpEnvelope(
_networkSendQueue, manager,
(args, message) =>
{
var m = message as MonitoringMessage.GetPersistentSubscriptionStatsCompleted;
if (m == null)
{
throw new Exception("Could not get subscriptions for stream " + stream);
}
string[] persistentSubscriptionGroups = null;
if (m.Result == MonitoringMessage.GetPersistentSubscriptionStatsCompleted.OperationStatus.Success)
{
persistentSubscriptionGroups = m.SubscriptionStats.Select(x => x.GroupName).ToArray();
}
manager.ReplyTextContent(Format.GetDescriptionDocument(manager, stream, persistentSubscriptionGroups),
responseStatusCode, responseMessage,
manager.ResponseCodec.ContentType,
null,
e => Log.ErrorException(e, "Error while writing HTTP response"));
return(String.Empty);
},
(args, message) => new ResponseConfiguration(HttpStatusCode.OK, manager.ResponseCodec.ContentType, manager.ResponseCodec.Encoding));
var cmd = new MonitoringMessage.GetStreamPersistentSubscriptionStats(envelope, stream);
Publish(cmd);
return(true);
}
return(false);
}
public void Handle(MonitoringMessage.GetStreamPersistentSubscriptionStats message)
{
if (!_started)
{
message.Envelope.ReplyWith(new MonitoringMessage.GetPersistentSubscriptionStatsCompleted(
MonitoringMessage.GetPersistentSubscriptionStatsCompleted.OperationStatus.NotReady, null)
);
return;
}
List <PersistentSubscription> subscribers;
if (!_subscriptionTopics.TryGetValue(message.EventStreamId, out subscribers))
{
message.Envelope.ReplyWith(new MonitoringMessage.GetPersistentSubscriptionStatsCompleted(
MonitoringMessage.GetPersistentSubscriptionStatsCompleted.OperationStatus.NotFound, null)
);
return;
}
var stats = subscribers.Select(sub => sub.GetStatistics()).ToList();
message.Envelope.ReplyWith(new MonitoringMessage.GetPersistentSubscriptionStatsCompleted(
MonitoringMessage.GetPersistentSubscriptionStatsCompleted.OperationStatus.Success, stats)
);
}