public void Disable()
{
lock (_gate)
{
if (_instanceTask == null)
{
// already disabled
return;
}
var instanceTask = _instanceTask;
_instanceTask = null;
RemoveGlobalAssets();
_shutdownCancellationTokenSource.Cancel();
_checksumUpdater.Shutdown();
_checksumUpdater = null;
try
{
instanceTask.Wait(_shutdownCancellationTokenSource.Token);
// result can be null if service hub failed to launch
instanceTask.Result?.Shutdown();
}
catch (OperationCanceledException)
{
// _instance wasn't finished running yet.
}
}
}
public void Disable()
{
RemoteHostClient client = null;
lock (_gate)
{
if (_remoteClientTask == null)
{
// already disabled
return;
}
var remoteClientTask = _remoteClientTask;
_remoteClientTask = null;
RemoveGlobalAssets();
_shutdownCancellationTokenSource.Cancel();
_checksumUpdater.Shutdown();
_checksumUpdater = null;
try
{
remoteClientTask.Wait(_shutdownCancellationTokenSource.Token);
// result can be null if service hub failed to launch
client = remoteClientTask.Result;
}
catch (OperationCanceledException)
{
// remoteClientTask wasn't finished running yet.
}
}
if (client != null)
{
client.StatusChanged -= OnStatusChanged;
// shut it down outside of lock so that
// we don't call into different component while
// holding onto a lock
client.Shutdown();
}
}
public void StopListening(Workspace workspace)
{
if (!(workspace is VisualStudioWorkspace) || IVsShellExtensions.IsInCommandLineMode(_threadingContext.JoinableTaskFactory))
{
return;
}
_disposalCancellationSource.Cancel();
_disposalCancellationSource.Dispose();
_checksumUpdater?.Shutdown();
_globalNotificationDelivery?.Dispose();
// dispose remote client if its initialization has completed:
_remoteClientInitializationTask?.ContinueWith(
previousTask => previousTask.Result?.Dispose(),
CancellationToken.None,
TaskContinuationOptions.OnlyOnRanToCompletion,
TaskScheduler.Default);
}