private void NextStepCompletionCallback(IRunState context, ActivityImplementationBase completedInstance, EntityRef exitPointRef)
{
var childActivity = ((ActivityImplementationBase)completedInstance).ActivityInstance;
var transition = context.Metadata.GetTransitionForExitPoint(childActivity, exitPointRef);
if (transition != null)
{
if (NeedToSuspend(context))
{
MarkRunSuspended(context, childActivity);
}
else
{
var nextActivity = transition.ToActivity;
context.ExitPointId = null;
ScheduleNextStep(context, nextActivity);
}
}
else
{
Termination termination;
try
{
termination =
_activityInstanceAsWf.Terminations.Single(
t => t.FromActivity.Id == childActivity.Id && t.FromExitPoint.Id == exitPointRef.Id);
}
catch (InvalidOperationException err)
{
throw new WorkflowRunException(string.Format("There should be only one valid termination found for the given activity and exit point. \nWorkflow: {0} \n Last activity: {1}", _activityInstanceAsWf.GetIdString(), childActivity.Name ?? "(Unnamed)"), err);
}
context.ExitPointId = termination.WorkflowExitPoint;
MarkRunCompleted(context);
context.FlushInternalArgs();
}
}
private WorkflowRun ProcessWorkflowInContext(WorkflowRun run, IWorkflowEvent wfEvent)
{
var workflow = run.WorkflowBeingRun;
using (Profiler.Measure("WorkflowRunner.Instance.StartWorkflowInContext " + workflow.Id))
{
var stopWatch = StartWorkflowTimer();
IRunState runState = null;
try
{
if (!run.IsTemporaryId)
{
PrecacheWorkflow(run.Id);
}
using (new SecurityBypassContext())
{
var metadata = MetadataFactory.Create(workflow);
runState = CreateRunState(metadata, run);
if (runState.EffectiveSecurityContext == null)
{
throw new WorkflowMissingOwnerException();
}
}
// Wrap a Security bypass with the effective context. This less us "Pop" to run as the effective context.
using (CustomContext.SetContext(runState.EffectiveSecurityContext))
{
using (new SecurityBypassContext())
{
if (runState.Metadata.HasViolations)
{
MarkRunFailedHasErrors(runState);
}
else if (run.TriggerDepth > WorkflowTriggerHelper.MaxTriggerDepth)
{
MarkRunFailedTriggerDepth(runState);
}
else
{
var isCompleted = ProcessWorkflow(workflow, runState, wfEvent);
}
}
}
}
catch (WorkflowRunException ex)
{
MarkRunFailed(runState, ex);
if (runState != null)
{
runState.FlushInternalArgs();
}
}
catch (Exception ex)
{
MarkRunInternalError(runState, ex);
if (runState != null)
{
runState.FlushInternalArgs();
}
}
finally
{
if (!Factory.WorkflowRunTaskManager.HasCancelled(runState.RunTaskId))
{
run = FinalizeRun(runState);
}
}
EndWorkflowTimer(stopWatch);
}
return(run);
}