private void DoWork(object state)
{
_iteration++;
var greetingEvent = new GreetingEvent {
Id = Guid.NewGuid(), Greeting = $"Hello # {_iteration}"
};
_processor.Post(greetingEvent);
_logger.LogInformation($"Sending message with id {greetingEvent.Id} and greeting {greetingEvent.Greeting}");
}
public async Task <IActionResult> SendMessage()
{
var greetingAsync = new GreetingAsyncEvent("Hello from the web");
var greeting = new GreetingEvent("Hello from the web");
_context.Greetings.Add(greeting);
_context.GreetingsAsync.Add(greetingAsync);
await _context.SaveChangesAsync();
_commandProcessor.Post(greeting);
await _commandProcessor.PostAsync(greetingAsync);
return(View("Index"));
}
public async Task <IActionResult> SaveAndRollbackMessage()
{
var transaction = await _context.Database.BeginTransactionAsync();
// try
// {
var greetingAsync = new GreetingAsyncEvent("Hello from the web - 1");
var greeting = new GreetingEvent("Hello from the web - 1");
_context.Greetings.Add(greeting);
_context.GreetingsAsync.Add(greetingAsync);
await _context.SaveChangesAsync();
_commandProcessor.DepositPost(greeting);
await _commandProcessor.DepositPostAsync(greetingAsync);
//throw new Exception("Something went wrong");
// }
// catch (Exception e)
// {
await transaction.RollbackAsync();
// }
var greetingAsync2 = new GreetingAsyncEvent("Hello from the web - 2");
var greeting2 = new GreetingEvent("Hello from the web - 2");
_context.Greetings.Add(greeting2);
_context.GreetingsAsync.Add(greetingAsync2);
_commandProcessor.DepositPost(greeting2);
await _context.SaveChangesAsync();
await _commandProcessor.DepositPostAsync(greetingAsync2);
var msgs = new List <Guid>();
// msgs.Add(greeting.Id);
// msgs.Add(greetingAsync.Id);
msgs.Add(greeting2.Id);
msgs.Add(greetingAsync2.Id);
await _commandProcessor.ClearOutboxAsync(msgs);
return(View("Index"));
}
private void DoWork(object state)
{
_iteration++;
var greetingEvent = new GreetingEvent {
Id = Guid.NewGuid(), Greeting = $"Hello # {_iteration}"
};
try
{
_processor.Post(greetingEvent);
}
catch (Exception e)
{
_logger.LogError($"Kafka Message Generator is stopping due to {e.Message}");
_appLifetime.StopApplication();
}
_logger.LogInformation($"Sending message with id {greetingEvent.Id} and greeting {greetingEvent.Greeting}");
}
public GreetingState Apply(GreetingEvent @event)
{
Greeting = @event.Greeting;
return(this);
}
