/// <summary>
/// Receives the next message from the queue identified by the configured <see cref="AbstractRebusTransport.Address"/>, returning null if none was available
/// </summary>
public override async Task <TransportMessage> Receive(ITransactionContext context, CancellationToken cancellationToken)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (_inputQueueAddress == null)
{
throw new InvalidOperationException("This in-mem transport is initialized without an input queue, hence it is not possible to receive anything!");
}
var nextMessage = _network.GetNextOrNull(_inputQueueAddress);
if (nextMessage == null)
{
return(null);
}
context.OnAborted(() =>
{
_network.Deliver(_inputQueueAddress, nextMessage, alwaysQuiet: true);
});
return(nextMessage.ToTransportMessage());
}
static TimeSpan RunTest(int numberOfMessages, PipelineStepProfilerStats profilerStats)
{
using (var adapter = new BuiltinHandlerActivator())
{
var network = new InMemNetwork();
Configure.With(adapter)
.Logging(l => l.Console(LogLevel.Warn))
.Transport(t => t.UseInMemoryTransport(network, "perftest"))
.Options(o =>
{
o.SetNumberOfWorkers(0);
o.SetMaxParallelism(1);
o.Decorate<IPipeline>(c => new PipelineStepProfiler(c.Get<IPipeline>(), profilerStats));
})
.Start();
var serializer = new JsonSerializer();
var boy = new SomeMessage("hello there!");
numberOfMessages.Times(() =>
{
var headers = new Dictionary<string, string> { { Headers.MessageId, Guid.NewGuid().ToString() } };
var message = new Message(headers, boy);
var transportMessage = serializer.Serialize(message).Result;
var inMemTransportMessage = transportMessage.ToInMemTransportMessage();
network.Deliver("perftest", inMemTransportMessage);
});
var numberOfReceivedMessages = 0;
var gotAllMessages = new ManualResetEvent(false);
adapter.Handle<SomeMessage>(async m =>
{
numberOfReceivedMessages++;
if (numberOfReceivedMessages == numberOfMessages)
{
gotAllMessages.Set();
}
});
var stopwatch = Stopwatch.StartNew();
adapter.Bus.Advanced.Workers.SetNumberOfWorkers(1);
gotAllMessages.WaitOrDie(TimeSpan.FromSeconds(30));
return stopwatch.Elapsed;
}
}
/// <summary>
/// Delivers the given message to the queue identitied by the given <paramref name="destinationAddress"/>
/// </summary>
public async Task Send(string destinationAddress, TransportMessage message, ITransactionContext context)
{
if (destinationAddress == null)
{
throw new ArgumentNullException("destinationAddress");
}
if (message == null)
{
throw new ArgumentNullException("message");
}
if (context == null)
{
throw new ArgumentNullException("context");
}
if (!_network.HasQueue(destinationAddress))
{
throw new ArgumentException(string.Format("Destination queue address '{0}' does not exist!", destinationAddress));
}
context.OnCommitted(async() => _network.Deliver(destinationAddress, message.ToInMemTransportMessage()));
}