public QueueItem(System.Activities.Activity element, TransactedReceiveScope parent, TransactedReceiveScope rootTransactedReceiveScope)
{
this.activity = element;
this.parent = parent;
this.rootTransactedReceiveScope = rootTransactedReceiveScope;
}
private void WalkActivityTree()
{
if (this.knownServiceActivities == null)
{
if (this.Body == null)
{
throw System.ServiceModel.Activities.FxTrace.Exception.AsError(new ValidationException(System.ServiceModel.Activities.SR.MissingBodyInWorkflowService));
}
WorkflowInspectionServices.CacheMetadata(this.Body);
this.knownServiceActivities = new List <Receive>();
this.receiveAndReplyPairs = new HashSet <ReceiveAndReplyTuple>();
Queue <QueueItem> queue = new Queue <QueueItem>();
queue.Enqueue(new QueueItem(this.Body, null, null));
while (queue.Count > 0)
{
QueueItem item = queue.Dequeue();
Activity activity = item.Activity;
TransactedReceiveScope parentTransactedReceiveScope = item.ParentTransactedReceiveScope;
TransactedReceiveScope rootTransactedReceiveScope = item.RootTransactedReceiveScope;
if (activity is Receive)
{
Receive receive = (Receive)activity;
if (rootTransactedReceiveScope != null)
{
receive.InternalReceive.AdditionalData.IsInsideTransactedReceiveScope = true;
if ((receive == parentTransactedReceiveScope.Request) && (parentTransactedReceiveScope == rootTransactedReceiveScope))
{
receive.InternalReceive.AdditionalData.IsFirstReceiveOfTransactedReceiveScopeTree = true;
}
}
this.knownServiceActivities.Add(receive);
}
else if (activity is SendReply)
{
SendReply reply = (SendReply)activity;
Receive request = reply.Request;
if (reply.InternalContent.IsFault)
{
request.FollowingFaults.Add(reply);
}
else
{
if (request.HasReply)
{
SendReply reply2 = request.FollowingReplies[0];
ContractValidationHelper.ValidateSendReplyWithSendReply(reply2, reply);
}
request.FollowingReplies.Add(reply);
}
ReceiveAndReplyTuple tuple = new ReceiveAndReplyTuple(request, reply);
this.receiveAndReplyPairs.Add(tuple);
}
if (activity is TransactedReceiveScope)
{
parentTransactedReceiveScope = activity as TransactedReceiveScope;
if (rootTransactedReceiveScope == null)
{
rootTransactedReceiveScope = parentTransactedReceiveScope;
}
}
foreach (Activity activity2 in WorkflowInspectionServices.GetActivities(activity))
{
QueueItem item2 = new QueueItem(activity2, parentTransactedReceiveScope, rootTransactedReceiveScope);
queue.Enqueue(item2);
}
}
}
}
