public async Task PublishEventAsync(DomainEvent domainEvent)
{
// Do not publish internal events
if (!(domainEvent is InternalDomainEvent))
{
using (IMessageSender sender = _busContext.CreateMessageSender())
{
var message = ToEventMessage(domainEvent);
await sender.SendMessageAsync(message);
}
}
}
public void SendAndReceiveTest()
{
var sentMessage = new EventMessage
{
CorrelationId = Guid.NewGuid(),
EventType = "string",
Timestamp = 100000,
Topic = "MVM.Klantbeheer.KlantGeregistreerd",
Body = Encoding.Unicode.GetBytes("Klant is geregistreerd"),
};
var receivedFlag = new AutoResetEvent(false);
EventMessage receivedMessage = null;
var builder = new RabbitMQBusContextBuilder()
.WithExchange("MVM.Eventbus")
.WithAddress("localhost", 5672)
.WithCredentials("guest", "guest");
using (IBusContext busContext = builder.CreateContext())
// Act - receiver
using (IMessageReceiver receiver = busContext.CreateMessageReceiver(
queueName: "MVM.PolisService",
topicFilters: new string[] { "MVM.Klantbeheer.KlantGeregistreerd" }))
{
receiver.StartReceivingMessages();
receiver.StartHandlingMessages((EventMessage message) =>
{
receivedMessage = message;
receivedFlag.Set();
});
// Act - sender
var sender = busContext.CreateMessageSender();
sender.SendMessageAsync(sentMessage).Wait();
// Assert
bool messageHasBeenReveived = receivedFlag.WaitOne(2000);
Assert.IsTrue(messageHasBeenReveived);
Assert.AreEqual(sentMessage.CorrelationId, receivedMessage.CorrelationId);
Assert.AreEqual(sentMessage.EventType, receivedMessage.EventType);
Assert.AreEqual(sentMessage.Timestamp, receivedMessage.Timestamp);
Assert.AreEqual(sentMessage.Topic, receivedMessage.Topic);
CollectionAssert.AreEqual(sentMessage.Body, receivedMessage.Body);
}
}
public EventPublisher(IBusContext <IConnection> context)
{
Sender = context.CreateMessageSender();
}
/// <summary>
/// Create a publisher and initialize a sender
/// </summary>
public EventPublisher(IBusContext <IConnection> context, ILoggerFactory loggerFactory = null)
{
Sender = context.CreateMessageSender();
loggerFactory ??= new NullLoggerFactory();
Logger = loggerFactory.CreateLogger <EventPublisher>();
}