private void HandleWorkItemException(Exception ex)
{
var args = new TimeExceptionArgs()
{
Exception = ex
};
BeforeUnhandledException.Fire(args);
if (args.Handled)
{
// continue
}
else
{
UnhandledException.Fire(ex);
runDeferred.Reject(ex);
throw new StopTimeException();
}
}
/// <summary>
/// Starts the time simulation thread
/// </summary>
/// <param name="name">the name of the thread to start. This is useful when debugging.</param>
/// <returns>A promise that represents the end of the time simulation</returns>
public Promise Start(string name = "TimeThread")
{
runDeferred = Deferred.Create();
runDeferred.Promise.Finally((p) => { runDeferred = null; });
Thread t = new Thread(() =>
{
SynchronizationContext.SetSynchronizationContext(syncContext);
IsRunning = true;
try
{
current = this;
while (true)
{
List <WorkItem> syncActions = new List <WorkItem>();
lock (syncQueue)
{
while (syncQueue.Count > 0)
{
var workItem = syncQueue[0];
syncQueue.RemoveAt(0);
syncActions.Add(workItem);
}
}
foreach (var syncAction in syncActions)
{
try
{
syncAction.Work();
}
catch (Exception ex)
{
if (syncAction.Deferred.HasExceptionListeners)
{
syncAction.Deferred.Reject(ex);
}
else
{
throw;
}
}
if (syncAction.Deferred.IsFulfilled == false)
{
syncAction.Deferred.Resolve();
}
}
Tick();
AfterTick.Fire();
}
}
catch (StopTimeException)
{
IsRunning = false;
runDeferred.Resolve();
}
catch (Exception ex)
{
IsRunning = false;
var args = new TimeExceptionArgs()
{
Exception = ex
};
BeforeUnhandledException.Fire(args);
if (args.Handled)
{
runDeferred.Resolve();
}
else
{
UnhandledException.Fire(ex);
runDeferred.Reject(ex);
}
}
})
{
Name = name
};
t.Priority = ThreadPriority.AboveNormal;
t.IsBackground = true;
t.Start();
return(runDeferred.Promise);
}
