CommandProcessingResult GetLastResult()
{
var eventStore = new MongoDbEventStore(_database, "Events");
var nextGlobalSequenceNumber = eventStore.GetNextGlobalSequenceNumber();
var lastGlobalSequenceNumber = nextGlobalSequenceNumber - 1;
return(CommandProcessingResult.WithNewPosition(lastGlobalSequenceNumber));
}
/// <summary>
/// Waits for views managing the specified <see cref="TViewInstance"/> to catch up with the entire history of events, timing out if that takes longer than 10 seconds
/// </summary>
public void WaitForViewToCatchUp <TViewInstance>(int timeoutSeconds = 10) where TViewInstance : IViewInstance
{
var allGlobalSequenceNumbers = History.Select(h => h.GetGlobalSequenceNumber()).ToArray();
if (!allGlobalSequenceNumbers.Any())
{
return;
}
var result = CommandProcessingResult.WithNewPosition(allGlobalSequenceNumbers.Max());
_waitHandle.WaitFor <TViewInstance>(result, TimeSpan.FromSeconds(timeoutSeconds)).Wait();
}
/// <summary>
/// Waits for views managing the specified <see cref="TViewInstance"/> to catch up with the entire history of events, timing out if that takes longer than 10 seconds
/// </summary>
public void WaitForViewToCatchUp <TViewInstance>(int timeoutSeconds = 10) where TViewInstance : IViewInstance
{
var allGlobalSequenceNumbers = History.Select(h => h.GetGlobalSequenceNumber()).ToArray();
if (!allGlobalSequenceNumbers.Any())
{
return;
}
var result = CommandProcessingResult.WithNewPosition(allGlobalSequenceNumbers.Max());
WithEventDispatcherOfType <IAwaitableEventDispatcher>(x => x.WaitUntilProcessed <TViewInstance>(result, TimeSpan.FromSeconds(timeoutSeconds)).Wait());
}
/// <summary>
/// Waits for all views to catch up with the entire history of events, timing out if that takes longer than 10 seconds
/// </summary>
public void WaitForViewsToCatchUp(int timeoutSeconds = 10)
{
var allGlobalSequenceNumbers = History.Select(h => h.GetGlobalSequenceNumber()).ToArray();
if (!allGlobalSequenceNumbers.Any())
{
return;
}
var result = CommandProcessingResult.WithNewPosition(allGlobalSequenceNumbers.Max());
try
{
_waitHandle.WaitForAll(result, TimeSpan.FromSeconds(timeoutSeconds)).Wait();
}
catch (TimeoutException exception)
{
throw new TimeoutException(string.Format(@"One or more views did not catch up within {0} s timeout
Current view positions:
{1}", timeoutSeconds, string.Join(Environment.NewLine, _addedViews.Select(viewManager => string.Format(" {0}: {1}", viewManager.GetPosition().ToString().PadRight(5), viewManager.GetType().FullName)))), exception);
}
}
