private void Start()
{
_controlTask = Task.Factory.StartNew(() =>
{
if (State == DispatcherState.DS_AWAITING || State == DispatcherState.DS_STOPPED)
{
_logger.Info("Dispatcher: Dispatcher starting");
State = DispatcherState.DS_RUNNING;
var consumers = Consumers.ToArray();
consumers.Each((consumer) => consumer.Open());
consumers.Each(consumer => _tasks.TryAdd(consumer.JobId, consumer.Job));
_logger.InfoFormat("Dispatcher: Dispatcher starting {0} performers", _tasks.Count);
while (!_tasks.IsEmpty)
{
try
{
var runningTasks = _tasks.Values.ToArray();
var index = Task.WaitAny(runningTasks);
var stoppingConsumer = runningTasks[index];
_logger.DebugFormat("Dispatcher: Performer stopped with state {0}", stoppingConsumer.Status);
var consumer = Consumers.SingleOrDefault(c => c.JobId == stoppingConsumer.Id);
if (consumer != null)
{
_logger.DebugFormat("Dispatcher: Removing a consumer with connection name {0}", consumer.Name);
consumer.Dispose();
_consumers.TryRemove(consumer.Name, out consumer);
}
//_tasks[index].Dispose();
//_tasks.RemoveAt(index);
//_tasks.TryTake(out )
Task removedTask;
_tasks.TryRemove(stoppingConsumer.Id, out removedTask);
}
catch (AggregateException ae)
{
ae.Handle(
(ex) =>
{
_logger.ErrorFormat("Dispatcher: Error on consumer; consumer shut down");
return(true);
});
}
}
State = DispatcherState.DS_STOPPED;
_logger.Info("Dispatcher: Dispatcher stopped");
}
},
TaskCreationOptions.LongRunning);
}
private void Start()
{
_controlTask = Task.Factory.StartNew(() =>
{
if (State == DispatcherState.DS_AWAITING || State == DispatcherState.DS_STOPPED)
{
_logger.Info("Dispatcher: Dispatcher starting");
State = DispatcherState.DS_RUNNING;
var consumers = Consumers.ToArray();
consumers.Each((consumer) => consumer.Open());
consumers.Select(consumer => consumer.Job).Each(job => _tasks.Add(job));
_logger.InfoFormat("Dispatcher: Dispatcher starting {0} performers", _tasks.Count);
while (_tasks.Any())
{
try
{
var index = Task.WaitAny(_tasks.ToArray());
_logger.DebugFormat("Dispatcher: Performer stopped with state {0}", _tasks[index].Status);
var consumer = Consumers.SingleOrDefault(c => c.JobId == _tasks[index].Id);
if (consumer != null)
{
_logger.DebugFormat("Dispatcher: Removing a consumer with connection name {0}", consumer.Name);
consumer.Dispose();
Consumers.Remove(consumer);
}
_tasks[index].Dispose();
_tasks.RemoveAt(index);
}
catch (AggregateException ae)
{
ae.Handle(
(ex) =>
{
_logger.ErrorFormat("Dispatcher: Error on consumer; consumer shut down");
return true;
});
}
}
State = DispatcherState.DS_STOPPED;
_logger.Info("Dispatcher: Dispatcher stopped");
}
},
TaskCreationOptions.LongRunning);
}
public override async Task <bool> ConsumeDroplet(T droplet)
{
if (Consumers.Count == 0)
{
return(false);
}
if (Current >= Consumers.Count)
{
Current = 0;
}
bool ret = await Consumers.ToArray()[Current].ConsumeDroplet(droplet);
return(ret || ++Current != Consumers.Count);
}
public override async Task <bool> ConsumeDroplet(T droplet)
{
if (Consumers.Count == 0)
{
return(false);
}
if (Current >= Consumers.Count)
{
Current = 0;
AllFalse = true;
}
bool ret = await Consumers.ToArray()[Current++].ConsumeDroplet(droplet);
if (ret)
{
AllFalse = false;
}
else if (AllFalse && Current == Consumers.Count)
{
return(false);
}
return(true);
}
private void Start()
{
_controlTask = Task.Factory.StartNew(() =>
{
if (State == DispatcherState.DS_AWAITING || State == DispatcherState.DS_STOPPED)
{
s_logger.LogInformation("Dispatcher: Dispatcher starting");
State = DispatcherState.DS_RUNNING;
var consumers = Consumers.ToArray();
consumers.Each(consumer => consumer.Open());
consumers.Each(consumer => _tasks.TryAdd(consumer.JobId, consumer.Job));
s_logger.LogInformation("Dispatcher: Dispatcher starting {Consumers} performers", _tasks.Count);
while (_tasks.Any())
{
try
{
var runningTasks = _tasks.Values.ToArray();
var index = Task.WaitAny(runningTasks);
var stoppingConsumer = runningTasks[index];
s_logger.LogDebug("Dispatcher: Performer stopped with state {Status}", stoppingConsumer.Status);
var consumer = Consumers.SingleOrDefault(c => c.JobId == stoppingConsumer.Id);
if (consumer != null)
{
s_logger.LogDebug("Dispatcher: Removing a consumer with subscription name {ChannelName}", consumer.Name);
if (_consumers.TryRemove(consumer.Name, out consumer))
{
consumer.Dispose();
}
}
if (_tasks.TryRemove(stoppingConsumer.Id, out Task removedTask))
{
removedTask.Dispose();
}
stoppingConsumer.Dispose();
}
catch (AggregateException ae)
{
ae.Handle(ex =>
{
s_logger.LogError(ex, "Dispatcher: Error on consumer; consumer shut down");
return(true);
});
}
}
State = DispatcherState.DS_STOPPED;
s_logger.LogInformation("Dispatcher: Dispatcher stopped");
}
},
TaskCreationOptions.LongRunning);
while (State != DispatcherState.DS_RUNNING)
{
Task.Delay(100).Wait();
}
}
