private void TaskRunPoller_OnException(object source, ServerPollerExceptionHandlerEventArgs e)
{
if (e.Exception.GetType() == typeof(FactoryOrchestratorUnkownGuidException))
{
// Run no longer valid, mark as aborted
taskRun.TaskStatus = TaskStatus.Aborted;
_ = CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
ExitPage();
});
}
else
{
// Call global error handler
((App)Application.Current).OnServerPollerException(source, e);
}
}
internal async void OnServerPollerException(object source, ServerPollerExceptionHandlerEventArgs e)
{
var poller = source as ServerPoller;
if (e.Exception.GetType() == typeof(FactoryOrchestratorConnectionException))
{
OnConnectionFailure();
}
else if (poller.IsPolling)
{
pollingFailureSem.Wait();
try
{
if (e.Exception.GetType() == typeof(FactoryOrchestratorUnkownGuidException))
{
// Service was likely restarted or the guid was deleted via another Client, stop polling it
poller.StopPolling();
}
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, async() =>
{
var stopPollBox = new CheckBox()
{
IsChecked = false,
Content = "Stop polling this object?"
};
var dialogStack = new StackPanel
{
Orientation = Orientation.Vertical
};
dialogStack.Children.Add(new TextBlock()
{
Text = e.Exception.Message + "\r\n\r\nThis can occur when the Factory Orchestrator Service is restarted during an operation",
TextWrapping = TextWrapping.WrapWholeWords
});
if (poller.IsPolling)
{
dialogStack.Children.Add(stopPollBox);
}
ContentDialog errorDialog = new ContentDialog()
{
Title = "Polling Exception",
Content = dialogStack,
CloseButtonText = $"Continue"
};
try
{
await errorDialog.ShowAsync();
if (stopPollBox.IsChecked == true)
{
poller.StopPolling();
}
}
catch (Exception)
{
// TODO: Bug: i think this doesnt work ;)
// System.Exception is thrown if there is already a ContentDialog visible on the screen. Just ignore it
}
});
}
finally
{
pollingFailureSem.Release();
}
}
System.Diagnostics.Debug.WriteLine(e.Exception);
}
