protected sealed override ActivityExecutionStatus Execute(ActivityExecutionContext executionContext)
{
if (executionContext == null)
{
throw new ArgumentNullException("executionContext");
}
ActivityExecutionStatus status = ExecuteForActivity(executionContext, this.InterfaceType, this.MethodName);
if (status == ActivityExecutionStatus.Closed)
{
UnsubscribeForActivity(executionContext);
executionContext.CloseActivity();
return(status);
}
// cannot resolve queue name or message not available
// hence subscribe for message arrival
if (!this.ActivitySubscribed)
{
this.ActivitySubscribed = CorrelationService.Subscribe(executionContext, this, this.InterfaceType, this.MethodName, this, this.WorkflowInstanceId);
}
return(ActivityExecutionStatus.Executing);
}
void IEventActivity.Subscribe(ActivityExecutionContext parentContext, IActivityEventListener <QueueEventArgs> parentEventHandler)
{
if (parentContext == null)
{
throw new ArgumentNullException("parentContext");
}
if (parentEventHandler == null)
{
throw new ArgumentNullException("parentEventHandler");
}
CorrelationService.Subscribe(parentContext, this, this.InterfaceType, this.EventName, parentEventHandler, base.WorkflowInstanceId);
}
protected sealed override ActivityExecutionStatus Execute(ActivityExecutionContext executionContext)
{
if (executionContext == null)
{
throw new ArgumentNullException("executionContext");
}
ActivityExecutionStatus status = this.ExecuteForActivity(executionContext, this.InterfaceType, this.MethodName);
if (status == ActivityExecutionStatus.Closed)
{
this.UnsubscribeForActivity(executionContext);
executionContext.CloseActivity();
return(status);
}
if (!this.ActivitySubscribed)
{
this.ActivitySubscribed = CorrelationService.Subscribe(executionContext, this, this.InterfaceType, this.MethodName, this, base.WorkflowInstanceId);
}
return(ActivityExecutionStatus.Executing);
}
protected sealed override ActivityExecutionStatus Execute(ActivityExecutionContext executionContext)
{
if (executionContext == null)
{
throw new ArgumentNullException("executionContext");
}
object[] args = null;
ActivityExecutionStatus status = InboundActivityHelper.ExecuteForActivity(this, executionContext, this.InterfaceType, this.EventName, out args);
if (status == ActivityExecutionStatus.Closed)
{
this.RaiseEvent(args);
this.UnsubscribeForActivity(executionContext);
executionContext.CloseActivity();
return(status);
}
if (!this.ActivitySubscribed)
{
this.ActivitySubscribed = CorrelationService.Subscribe(executionContext, this, this.InterfaceType, this.EventName, this, base.WorkflowInstanceId);
}
return(ActivityExecutionStatus.Executing);
}
