public override ActivityExecutionStatus HandleFault(Activity activity, ActivityExecutionContext executionContext, Exception exception)
{
if (activity.HasPrimaryClosed)
{
Activity faultHandlers = GetFaultHandlers(executionContext.Activity);
if (((faultHandlers != null) && (faultHandlers.ExecutionStatus != ActivityExecutionStatus.Closed)) && (faultHandlers.ExecutionStatus != ActivityExecutionStatus.Initialized))
{
if (faultHandlers.ExecutionStatus == ActivityExecutionStatus.Executing)
{
executionContext.CancelActivity(faultHandlers);
}
return(ActivityExecutionStatus.Faulting);
}
faultHandlers = GetCancellationHandler(executionContext.Activity);
if (((faultHandlers != null) && (faultHandlers.ExecutionStatus != ActivityExecutionStatus.Closed)) && (faultHandlers.ExecutionStatus != ActivityExecutionStatus.Initialized))
{
if (faultHandlers.ExecutionStatus == ActivityExecutionStatus.Executing)
{
executionContext.CancelActivity(faultHandlers);
}
return(ActivityExecutionStatus.Faulting);
}
if ((bool)activity.GetValue(FaultProcessedProperty))
{
this.SafeReleaseLockOnStatusChange(executionContext);
}
}
return(base.HandleFault(activity, executionContext, exception));
}
public static ActivityExecutionStatus Cancel(CompositeActivity activity, ActivityExecutionContext executionContext)
{
for (int i = (activity.EnabledActivities.Count - 1); i >= 0; i--)
{
Activity childActivity = activity.EnabledActivities[i];
if (childActivity.ExecutionStatus == ActivityExecutionStatus.Executing)
{
executionContext.CancelActivity(childActivity);
return(activity.ExecutionStatus);
}
if (childActivity.ExecutionStatus == ActivityExecutionStatus.Canceling ||
childActivity.ExecutionStatus == ActivityExecutionStatus.Faulting)
{
return(activity.ExecutionStatus);
}
if (childActivity.ExecutionStatus == ActivityExecutionStatus.Closed)
{
activity.RemoveProperty(ActiveChildQualifiedNameProperty);
return(ActivityExecutionStatus.Closed);
}
}
return(ActivityExecutionStatus.Closed);
}
public override ActivityExecutionStatus HandleFault(Activity activity, ActivityExecutionContext executionContext, Exception exception)
{
if (activity.HasPrimaryClosed != true)
{
return(base.HandleFault(activity, executionContext, exception));
}
//We are handed fault again. Quiten Fault & Cancellation Handlers if any running.
Activity handlersActivity = FaultAndCancellationHandlingFilter.GetFaultHandlers(executionContext.Activity);
if (handlersActivity != null && (handlersActivity.ExecutionStatus != ActivityExecutionStatus.Closed && handlersActivity.ExecutionStatus != ActivityExecutionStatus.Initialized))
{
if (handlersActivity.ExecutionStatus == ActivityExecutionStatus.Executing)
{
executionContext.CancelActivity(handlersActivity);
}
return(ActivityExecutionStatus.Faulting);
}
else
{
handlersActivity = FaultAndCancellationHandlingFilter.GetCancellationHandler(executionContext.Activity);
if (handlersActivity != null && (handlersActivity.ExecutionStatus != ActivityExecutionStatus.Closed && handlersActivity.ExecutionStatus != ActivityExecutionStatus.Initialized))
{
if (handlersActivity.ExecutionStatus == ActivityExecutionStatus.Executing)
{
executionContext.CancelActivity(handlersActivity);
}
return(ActivityExecutionStatus.Faulting);
}
}
if ((bool)activity.GetValue(FaultAndCancellationHandlingFilter.FaultProcessedProperty))
{
SafeReleaseLockOnStatusChange(executionContext);
}
return(base.HandleFault(activity, executionContext, exception));
}
protected internal override ActivityExecutionStatus Cancel(ActivityExecutionContext executionContext)
{
if (executionContext == null)
{
throw new ArgumentNullException("executionContext");
}
for (int i = 0; i < base.EnabledActivities.Count; i++)
{
Activity activity = base.EnabledActivities[i];
if (activity.ExecutionStatus == ActivityExecutionStatus.Executing)
{
executionContext.CancelActivity(activity);
}
if ((activity.ExecutionStatus == ActivityExecutionStatus.Canceling) || (activity.ExecutionStatus == ActivityExecutionStatus.Faulting))
{
return(base.ExecutionStatus);
}
}
return(ActivityExecutionStatus.Closed);
}
protected internal override ActivityExecutionStatus Cancel(ActivityExecutionContext executionContext)
{
if (executionContext == null)
{
throw new ArgumentNullException("executionContext");
}
for (int i = 0; i < this.EnabledActivities.Count; ++i)
{
Activity childActivity = this.EnabledActivities[i];
if (childActivity.ExecutionStatus == ActivityExecutionStatus.Executing)
{
executionContext.CancelActivity(childActivity);
}
if (childActivity.ExecutionStatus == ActivityExecutionStatus.Canceling ||
childActivity.ExecutionStatus == ActivityExecutionStatus.Faulting)
{
return(this.ExecutionStatus);
}
}
return(ActivityExecutionStatus.Closed);
}
