private void RemoveMessages(CancellationTokenSource cancellationTokenSource)
{
while (!cancellationTokenSource.IsCancellationRequested)
{
try
{
var toRemoveMessages = new List <ToRemoveMessage>();
ToRemoveMessage toRemoveMessage = null;
do
{
_toRemoveMessages.TryDequeue(out toRemoveMessage);
if (toRemoveMessage != null)
{
toRemoveMessages.Add(toRemoveMessage);
}
} while (toRemoveMessages.Count < 10 && toRemoveMessage != null);
if (toRemoveMessages.Count == 0)
{
Task.Delay(1000).Wait();
}
else
{
using (var scope = ObjectProviderFactory.CreateScope())
{
var messageStore = scope.GetService <IMessageStore>() as MessageStore;
if (messageStore == null)
{
throw new Exception("invalid messagestore!");
}
var toRemoveCommands = toRemoveMessages.Where(rm => rm.Type == MessageType.Command)
.Select(rm => rm.MessageId)
.ToArray();
if (toRemoveCommands.Length > 0)
{
RemoveUnSentCommands(messageStore, toRemoveCommands);
}
var toRemoveEvents = toRemoveMessages.Where(rm => rm.Type == MessageType.Event)
.Select(rm => rm.MessageId)
.ToArray();
if (toRemoveEvents.Length > 0)
{
RemoveUnPublishedEvents(messageStore, toRemoveEvents);
}
messageStore.SaveChanges();
}
}
}
catch (OperationCanceledException)
{
return;
}
catch (ThreadAbortException)
{
return;
}
catch (Exception ex)
{
_logger.LogError(ex, $"remove Messages Processing faield!");
}
}
}
private void RemoveMessages(CancellationTokenSource cancellationTokenSource)
{
while (!cancellationTokenSource.IsCancellationRequested)
{
try
{
var toRemoveMessages = new List <ToRemoveMessage>();
ToRemoveMessage toRemoveMessage = null;
do
{
_toRemoveMessages.TryDequeue(out toRemoveMessage);
if (toRemoveMessage != null)
{
toRemoveMessages.Add(toRemoveMessage);
}
} while (toRemoveMessages.Count < 10 && toRemoveMessage != null);
if (toRemoveMessages.Count == 0)
{
Task.Delay(1000).Wait();
}
else
{
using (var scope = ObjectProviderFactory.CreateScope())
{
var messageStore = scope.GetService <IMessageStore>() as MessageStore;
if (messageStore == null)
{
throw new Exception("invalid messagestore!");
}
if (messageStore.InMemoryStore)
{
toRemoveMessages.ForEach(rm =>
{
if (rm.Type == MessageType.Command)
{
var removeCommand = messageStore.UnSentCommands.Find(rm.MessageId);
if (removeCommand != null)
{
messageStore.RemoveEntity(removeCommand);
}
}
else if (rm.Type == MessageType.Event)
{
var removeEvent = messageStore.UnPublishedEvents.Find(rm.MessageId);
if (removeEvent != null)
{
messageStore.RemoveEntity(removeEvent);
}
}
});
messageStore.SaveChanges();
}
else
{
var toRemoveCommands = toRemoveMessages.Where(rm => rm.Type == MessageType.Command)
.Select(rm => rm.MessageId)
.ToArray();
if (toRemoveCommands.Length > 0)
{
var deleteCommandsSql = $"delete from msgs_UnSentCommands where Id in ({string.Join(",", toRemoveCommands.Select(rm => $"'{rm}'"))})";
messageStore.Database.ExecuteSqlCommand(deleteCommandsSql);
}
var toRemoveEvents = toRemoveMessages.Where(rm => rm.Type == MessageType.Event)
.Select(rm => rm.MessageId)
.ToArray();
if (toRemoveEvents.Length > 0)
{
var deleteEventsSql = $"delete from msgs_UnPublishedEvents where Id in ({string.Join(",", toRemoveEvents.Select(rm => $"'{rm}'"))})";
messageStore.Database.ExecuteSqlCommand(deleteEventsSql);
}
}
}
}
}
catch (OperationCanceledException)
{
return;
}
catch (ThreadAbortException)
{
return;
}
catch (Exception ex)
{
_logger.LogError(ex, $"remove Messages Processing faield!");
}
}
}
