bool IWriterRule.TryToApply(RouteChain chain)
{
var customWriters = _serializers.CustomWritersFor(chain.ResourceType);
if (customWriters.Length == 1)
{
chain.Writer = customWriters.Single();
chain.Postprocessors.Add(new UseWriter(chain, true));
}
else if (customWriters.Length > 1)
{
chain.ConnegWriter = _serializers.WriterFor(chain.ResourceType);
var selectWriter = new SelectWriter();
chain.Middleware.Add(selectWriter);
chain.Middleware.Add(new CheckForMissing(406, selectWriter.ReturnVariable));
chain.Middleware.Add(new UseWriter(chain, false));
}
else
{
chain.Writer = _serializers.JsonWriterFor(chain.ResourceType);
chain.Postprocessors.Add(new UseWriter(chain, true));
}
return(true);
}
public async Task ScheduleMessage(Envelope envelope)
{
if (envelope.Message == null)
{
throw new ArgumentOutOfRangeException(nameof(envelope), "Envelope.Message is required");
}
if (!envelope.ExecutionTime.HasValue)
{
throw new ArgumentOutOfRangeException(nameof(envelope), "No value for ExecutionTime");
}
if (envelope.Data == null || envelope.Data.Length == 0)
{
var writer = _serializers.JsonWriterFor(envelope.Message.GetType());
envelope.Data = writer.Write(envelope.Message);
envelope.ContentType = writer.ContentType;
}
envelope.Status = TransportConstants.Scheduled;
envelope.OwnerId = TransportConstants.AnyNode;
using (var session = _store.LightweightSession())
{
session.StoreIncoming(_marker, envelope);
await session.SaveChangesAsync();
}
}
private void writeMessageData(Envelope envelope)
{
if (envelope.Data == null || envelope.Data.Length == 0)
{
var writer = _serializers.JsonWriterFor(envelope.Message.GetType());
envelope.Data = writer.Write(envelope.Message);
envelope.ContentType = writer.ContentType;
}
}
private Envelope buildAcknowledgement()
{
var ack = new Envelope
{
ParentId = Envelope.Id,
Destination = Envelope.ReplyUri,
ResponseId = Envelope.Id,
SagaId = Envelope.SagaId,
Message = new Acknowledgement {
CorrelationId = Envelope.Id
},
Route = new MessageRoute(typeof(Acknowledgement), Envelope.ReplyUri, "application/json")
{
Channel = _channels.GetOrBuildChannel(Envelope.ReplyUri),
},
Writer = _serialization.JsonWriterFor(typeof(Acknowledgement))
};
return(ack);
}
public Task <Guid> Schedule <T>(T message, DateTimeOffset executionTime)
{
var envelope = new Envelope(message)
{
ExecutionTime = executionTime
};
if (envelope.Data == null || envelope.Data.Length == 0)
{
var writer = _serialization.JsonWriterFor(message.GetType());
envelope.Data = writer.Write(message);
envelope.ContentType = writer.ContentType;
}
envelope.Status = TransportConstants.Scheduled;
envelope.OwnerId = TransportConstants.AnyNode;
return(EnlistedInTransaction
? _persistor.ScheduleJob(envelope).ContinueWith(_ => envelope.Id)
: Persistence.ScheduleJob(envelope).ContinueWith(_ => envelope.Id));
}