protected internal override void EventNotificationsCompleted(PvmExecutionImpl execution)
{
base.EventNotificationsCompleted(execution);
execution.ActivityInstanceStarted();
var startContext = execution.ExecutionStartContext;
var instantiationStack = startContext.InstantiationStack;
var propagatingExecution = execution;
var activity = execution.Activity;
if (activity.ActivityBehavior is IModificationObserverBehavior)
{
var behavior = (IModificationObserverBehavior)activity.ActivityBehavior;
var 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.Activity = (ActivityImpl)(instantiationStack.TargetActivity);
propagatingExecution.PerformOperation(PvmAtomicOperationFields.ActivityStartCreateScope);
}
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
var transition = instantiationStack.TargetTransition;
startContext.ApplyVariables(propagatingExecution);
propagatingExecution.Activity = (ActivityImpl)(transition.Source);
propagatingExecution.Transition = ((TransitionImpl)transition);
propagatingExecution.PerformOperation(PvmAtomicOperationFields.TransitionStartNotifyListenerTake);
}
else
{
// else instantiate the activity stack further
propagatingExecution.Activity = (null);
propagatingExecution.PerformOperation(PvmAtomicOperationFields.ActivityInitStack);
}
}
public virtual void Execute(PvmExecutionImpl execution)
{
execution.ActivityInstanceStarted();
execution.ContinueIfExecutionDoesNotAffectNextOperation((e) => {
if (execution.Activity.IsScope)
{
execution.DispatchEvent(null);
}
}, (e) =>
{
var activityBehavior = ActivityBehaviorUtil.GetActivityBehavior(e);
var activity = (ActivityImpl)e.Activity;
Log.DebugExecutesActivity(e, activity, activityBehavior.GetType().FullName);
//try
//{
Log.LogDebug("activityBehavior类型：", activityBehavior.GetType().Name);
if (activity.IsTransaction)
{
Log.LogDebug("进入SubProcess,并新建事务", activity.ActivityId);
context.Impl.Context.CommandContext.AddTransaction();
}
if (activity.IsInTransaction)
{
Log.LogDebug("进入SubProcess子Activity：", activity.ActivityId);
}
activityBehavior.Execute(e);
//}
//catch (Exception e)
//{
// throw new PvmException(
// "couldn't execute activity <" + activity.GetProperty("type") + " id=\"" + activity.Id +
// "\" ...>: " + e.Message, e);
//}
}, execution);
}