protected internal override void eventNotificationsCompleted(PvmExecutionImpl execution)
{
base.eventNotificationsCompleted(execution);
execution.activityInstanceStarted();
ExecutionStartContext startContext = execution.ExecutionStartContext;
InstantiationStack instantiationStack = startContext.InstantiationStack;
PvmExecutionImpl propagatingExecution = execution;
ActivityImpl activity = execution.getActivity();
if (activity.ActivityBehavior is ModificationObserverBehavior)
{
ModificationObserverBehavior behavior = (ModificationObserverBehavior)activity.ActivityBehavior;
IList <ActivityExecution> concurrentExecutions = behavior.initializeScope(propagatingExecution, 1);
propagatingExecution = (PvmExecutionImpl)concurrentExecutions[0];
}
// if the stack has been instantiated
if (instantiationStack.Activities.Count == 0 && instantiationStack.TargetActivity != null)
{
// as if we are entering the target activity instance id via a transition
propagatingExecution.ActivityInstanceId = null;
// execute the target activity with this execution
startContext.applyVariables(propagatingExecution);
propagatingExecution.setActivity(instantiationStack.TargetActivity);
propagatingExecution.performOperation(PvmAtomicOperation_Fields.ACTIVITY_START_CREATE_SCOPE);
}
else if (instantiationStack.Activities.Count == 0 && instantiationStack.TargetTransition != null)
{
// as if we are entering the target activity instance id via a transition
propagatingExecution.ActivityInstanceId = null;
// execute the target transition with this execution
PvmTransition transition = instantiationStack.TargetTransition;
startContext.applyVariables(propagatingExecution);
propagatingExecution.setActivity(transition.Source);
propagatingExecution.setTransition((TransitionImpl)transition);
propagatingExecution.performOperation(PvmAtomicOperation_Fields.TRANSITION_START_NOTIFY_LISTENER_TAKE);
}
else
{
// else instantiate the activity stack further
propagatingExecution.setActivity(null);
propagatingExecution.performOperation(PvmAtomicOperation_Fields.ACTIVITY_INIT_STACK);
}
}
public virtual void destroyAttachableExecution(ExecutionEntity execution)
{
if (outerInstance.currentScope.ActivityBehavior is ModificationObserverBehavior)
{
ModificationObserverBehavior behavior = (ModificationObserverBehavior)outerInstance.currentScope.ActivityBehavior;
behavior.destroyInnerInstance(execution);
}
else
{
if (execution.Concurrent)
{
execution.remove();
execution.Parent.tryPruneLastConcurrentChild();
execution.Parent.forceUpdate();
}
}
}
public virtual ExecutionEntity createAttachableExecution()
{
ExecutionEntity scopeExecution = resolveRepresentativeExecution();
ExecutionEntity attachableExecution = scopeExecution;
if (outerInstance.currentScope.ActivityBehavior is ModificationObserverBehavior)
{
ModificationObserverBehavior behavior = (ModificationObserverBehavior)outerInstance.currentScope.ActivityBehavior;
attachableExecution = (ExecutionEntity)behavior.createInnerInstance(scopeExecution);
}
else
{
if (scopeExecution.NonEventScopeExecutions.Count > 0 || scopeExecution.getActivity() != null)
{
attachableExecution = (ExecutionEntity)scopeExecution.createConcurrentExecution();
attachableExecution.Active = false;
scopeExecution.forceUpdate();
}
}
return(attachableExecution);
}
