public async Task Consume(ConsumeContext <IPaymentApproved> context)
{
int?maxAttempts = context.Headers.Get <int>("MT-Redelivery-Count", default(int?));
if (maxAttempts > 3)
{
throw new Exception("Something's happened during processing...");
}
Console.WriteLine($"Attempts: {maxAttempts} Order number: {context.Message.OrderNumber}");
await context.Defer(TimeSpan.FromMinutes(1));
}
public async Task Consume(ConsumeContext <LegoManCreated> context)
{
await Console.Out.WriteLineAsync($"Executing post creation process for lego name with name of {context.Message.Name}");
var redeliveryCount = int.Parse(context.Headers.Get("MT-Redelivery-Count", "0"));
await Console.Out.WriteLineAsync($"Redelivery Count = {redeliveryCount}");
if (context.Message.Action != null)
{
if (context.Message.Action.ToLower().Contains("exception"))
{
await Console.Out.WriteLineAsync("Throwing Exception");
throw new DeliberateException("Lego Man is an exception");
}
if (context.Message.Action.ToLower().Contains("defer"))
{
await Console.Out.WriteLineAsync("Deferring");
// Note: Defer does work unless you have the rabbitmq_delayed_message_exchange on the relevant rabbit mq server.
await context.Defer(TimeSpan.FromSeconds(10));
await Console.Out.WriteLineAsync("Deferred");
return;
}
if (context.Message.Action.ToLower().Contains("redeliver"))
{
await Console.Out.WriteLineAsync("Redelivering");
if (redeliveryCount > 5)
{
// We throw this exception, On ConsumerConfiguration, we have said to ignore this exception, therefor it goes straight to the relevant error queue.
// Is there a better way to to this? Can we go context.DeliverToErrorQueue() or similar?
throw new WeAreDoneException("We are done peoples");
}
await context.Redeliver(TimeSpan.FromSeconds(5));
await Console.Out.WriteLineAsync("Redelivered!");
return;
}
}
await Console.Out.WriteLineAsync($"Post Creation Process for Lego man with name of {context.Message.Name} was executed.");
}