public void SubscribeForCorrelationTokenInitializedEvent(Activity activity, IActivityEventListener <CorrelationTokenEventArgs> dataChangeListener)
{
if (dataChangeListener == null)
{
throw new ArgumentNullException("dataChangeListener");
}
if (activity == null)
{
throw new ArgumentNullException("activity");
}
ActivityExecutorDelegateInfo <CorrelationTokenEventArgs> subscriber =
new ActivityExecutorDelegateInfo <CorrelationTokenEventArgs>(dataChangeListener,
ContextActivityUtils.ContextActivity(activity), true);
IList <ActivityExecutorDelegateInfo <CorrelationTokenEventArgs> > subscriptions = GetValue(SubscriptionsProperty) as IList <ActivityExecutorDelegateInfo <CorrelationTokenEventArgs> >;
if (subscriptions == null)
{
subscriptions = new List <ActivityExecutorDelegateInfo <CorrelationTokenEventArgs> >();
SetValue(SubscriptionsProperty, subscriptions);
}
subscriptions.Add(subscriber);
}
public void UnregisterForQueueItemAvailable(IActivityEventListener <QueueEventArgs> eventListener)
{
if (eventListener == null)
{
throw new ArgumentNullException("eventListener");
}
lock (this.qService.SyncRoot)
{
ActivityExecutorDelegateInfo <QueueEventArgs> item = new ActivityExecutorDelegateInfo <QueueEventArgs>(eventListener, this.qService.CallingActivity);
if (!this.qService.GetQueueState(this.queueName).AsynchronousListeners.Remove(item))
{
WorkflowTrace.Runtime.TraceEvent(TraceEventType.Information, 0, "WorkflowQueue:QueueItemAvailable unsubscribe failed for activity '{0}' with context Id {1}", new object[] { item.ActivityQualifiedName, item.ContextId });
}
}
}
internal void Uninitialize(Activity activity)
{
base.SetValue(PropertiesProperty, null);
CorrelationTokenEventArgs e = new CorrelationTokenEventArgs(this, false);
IList <ActivityExecutorDelegateInfo <CorrelationTokenEventArgs> > list = base.GetValue(SubscriptionsProperty) as IList <ActivityExecutorDelegateInfo <CorrelationTokenEventArgs> >;
if (list != null)
{
ActivityExecutorDelegateInfo <CorrelationTokenEventArgs>[] array = new ActivityExecutorDelegateInfo <CorrelationTokenEventArgs> [list.Count];
list.CopyTo(array, 0);
foreach (ActivityExecutorDelegateInfo <CorrelationTokenEventArgs> info in array)
{
info.InvokeDelegate(ContextActivityUtils.ContextActivity(activity), e, true, false);
}
}
WorkflowTrace.Runtime.TraceEvent(TraceEventType.Information, 0, "CorrelationToken Uninitialized for {0} owner activity {1}", new object[] { this.Name, this.OwnerActivityName });
}
public void UnsubscribeFromCorrelationTokenInitializedEvent(Activity activity, IActivityEventListener <CorrelationTokenEventArgs> dataChangeListener)
{
if (dataChangeListener == null)
{
throw new ArgumentNullException("dataChangeListener");
}
if (activity == null)
{
throw new ArgumentNullException("activity");
}
ActivityExecutorDelegateInfo <CorrelationTokenEventArgs> item = new ActivityExecutorDelegateInfo <CorrelationTokenEventArgs>(dataChangeListener, ContextActivityUtils.ContextActivity(activity), true);
IList <ActivityExecutorDelegateInfo <CorrelationTokenEventArgs> > list = base.GetValue(SubscriptionsProperty) as IList <ActivityExecutorDelegateInfo <CorrelationTokenEventArgs> >;
if (list != null)
{
list.Remove(item);
}
}
public void SubscribeForCorrelationTokenInitializedEvent(Activity activity, IActivityEventListener<CorrelationTokenEventArgs> dataChangeListener)
{
if (dataChangeListener == null)
{
throw new ArgumentNullException("dataChangeListener");
}
if (activity == null)
{
throw new ArgumentNullException("activity");
}
ActivityExecutorDelegateInfo<CorrelationTokenEventArgs> item = new ActivityExecutorDelegateInfo<CorrelationTokenEventArgs>(dataChangeListener, ContextActivityUtils.ContextActivity(activity), true);
IList<ActivityExecutorDelegateInfo<CorrelationTokenEventArgs>> list = base.GetValue(SubscriptionsProperty) as IList<ActivityExecutorDelegateInfo<CorrelationTokenEventArgs>>;
if (list == null)
{
list = new List<ActivityExecutorDelegateInfo<CorrelationTokenEventArgs>>();
base.SetValue(SubscriptionsProperty, list);
}
list.Add(item);
}
public void RegisterForQueueItemAvailable(IActivityEventListener<QueueEventArgs> eventListener, string subscriberQualifiedName)
{
if (eventListener == null)
throw new ArgumentNullException("eventListener");
lock (qService.SyncRoot)
{
EventQueueState qState = qService.GetQueueState(this.queueName);
ActivityExecutorDelegateInfo<QueueEventArgs> subscriber = new ActivityExecutorDelegateInfo<QueueEventArgs>(eventListener, qService.CallingActivity);
if (subscriberQualifiedName != null)
{
subscriber.SubscribedActivityQualifiedName = subscriberQualifiedName;
}
qState.AsynchronousListeners.Add(subscriber);
WorkflowTrace.Runtime.TraceEvent(TraceEventType.Information, 0, "WorkflowQueue:QueueItemAvailable subscribe for activity '{0}' with context Id {1}", subscriber.ActivityQualifiedName, subscriber.ContextId);
if (qState.AsynchronousListeners.Count == 1)
qService.NotifyAsynchronousSubscribers(this.queueName, qState, qState.Messages.Count);
}
}
internal void Uninitialize(Activity activity)
{
SetValue(PropertiesProperty, null);
// fire correlation uninitialized events
CorrelationTokenEventArgs eventArgs = new CorrelationTokenEventArgs(this, false);
IList <ActivityExecutorDelegateInfo <CorrelationTokenEventArgs> > subscribers = GetValue(SubscriptionsProperty) as IList <ActivityExecutorDelegateInfo <CorrelationTokenEventArgs> >;
if (subscribers != null)
{
ActivityExecutorDelegateInfo <CorrelationTokenEventArgs>[] clonedSubscribers = new ActivityExecutorDelegateInfo <CorrelationTokenEventArgs> [subscribers.Count];
subscribers.CopyTo(clonedSubscribers, 0);
foreach (ActivityExecutorDelegateInfo <CorrelationTokenEventArgs> subscriber in clonedSubscribers)
{
subscriber.InvokeDelegate(ContextActivityUtils.ContextActivity(activity), eventArgs, true, false);
}
}
//SetValue(InitializedProperty, false);
WorkflowTrace.Runtime.TraceEvent(TraceEventType.Information, 0, "CorrelationToken Uninitialized for {0} owner activity {1}", this.Name, this.OwnerActivityName);
}
public void RegisterForQueueItemAvailable(IActivityEventListener <QueueEventArgs> eventListener, string subscriberQualifiedName)
{
if (eventListener == null)
{
throw new ArgumentNullException("eventListener");
}
lock (this.qService.SyncRoot)
{
EventQueueState queueState = this.qService.GetQueueState(this.queueName);
ActivityExecutorDelegateInfo <QueueEventArgs> item = new ActivityExecutorDelegateInfo <QueueEventArgs>(eventListener, this.qService.CallingActivity);
if (subscriberQualifiedName != null)
{
item.SubscribedActivityQualifiedName = subscriberQualifiedName;
}
queueState.AsynchronousListeners.Add(item);
WorkflowTrace.Runtime.TraceEvent(TraceEventType.Information, 0, "WorkflowQueue:QueueItemAvailable subscribe for activity '{0}' with context Id {1}", new object[] { item.ActivityQualifiedName, item.ContextId });
if (queueState.AsynchronousListeners.Count == 1)
{
this.qService.NotifyAsynchronousSubscribers(this.queueName, queueState, queueState.Messages.Count);
}
}
}
internal void Uninitialize(Activity activity)
{
base.SetValue(PropertiesProperty, null);
CorrelationTokenEventArgs e = new CorrelationTokenEventArgs(this, false);
IList<ActivityExecutorDelegateInfo<CorrelationTokenEventArgs>> list = base.GetValue(SubscriptionsProperty) as IList<ActivityExecutorDelegateInfo<CorrelationTokenEventArgs>>;
if (list != null)
{
ActivityExecutorDelegateInfo<CorrelationTokenEventArgs>[] array = new ActivityExecutorDelegateInfo<CorrelationTokenEventArgs>[list.Count];
list.CopyTo(array, 0);
foreach (ActivityExecutorDelegateInfo<CorrelationTokenEventArgs> info in array)
{
info.InvokeDelegate(ContextActivityUtils.ContextActivity(activity), e, true, false);
}
}
WorkflowTrace.Runtime.TraceEvent(TraceEventType.Information, 0, "CorrelationToken Uninitialized for {0} owner activity {1}", new object[] { this.Name, this.OwnerActivityName });
}
public void UnregisterForQueueItemAvailable(IActivityEventListener<QueueEventArgs> eventListener)
{
if (eventListener == null)
throw new ArgumentNullException("eventListener");
lock (qService.SyncRoot)
{
ActivityExecutorDelegateInfo<QueueEventArgs> subscriber = new ActivityExecutorDelegateInfo<QueueEventArgs>(eventListener, qService.CallingActivity);
bool removed = qService.GetQueueState(this.queueName).AsynchronousListeners.Remove(subscriber);
if (!removed)
{
WorkflowTrace.Runtime.TraceEvent(TraceEventType.Information, 0, "WorkflowQueue:QueueItemAvailable unsubscribe failed for activity '{0}' with context Id {1}", subscriber.ActivityQualifiedName, subscriber.ContextId);
}
}
}
