protected internal virtual MigratingProcessElementInstance createMigratingEventScopeInstance(MigratingInstanceParseContext parseContext, EventSubscriptionEntity element)
{
ActivityImpl compensatingActivity = parseContext.SourceProcessDefinition.findActivity(element.ActivityId);
MigrationInstruction migrationInstruction = getMigrationInstruction(parseContext, compensatingActivity);
ActivityImpl eventSubscriptionTargetScope = null;
if (migrationInstruction != null)
{
if (compensatingActivity.CompensationHandler)
{
ActivityImpl targetEventScope = (ActivityImpl)parseContext.getTargetActivity(migrationInstruction).EventScope;
eventSubscriptionTargetScope = targetEventScope.findCompensationHandler();
}
else
{
eventSubscriptionTargetScope = parseContext.getTargetActivity(migrationInstruction);
}
}
ExecutionEntity eventScopeExecution = CompensationUtil.getCompensatingExecution(element);
MigrationInstruction eventScopeInstruction = parseContext.findSingleMigrationInstruction(eventScopeExecution.ActivityId);
ActivityImpl targetScope = parseContext.getTargetActivity(eventScopeInstruction);
MigratingEventScopeInstance migratingCompensationInstance = parseContext.MigratingProcessInstance.addEventScopeInstance(eventScopeInstruction, eventScopeExecution, eventScopeExecution.getActivity(), targetScope, migrationInstruction, element, compensatingActivity, eventSubscriptionTargetScope);
parseContext.consume(element);
parseContext.submit(migratingCompensationInstance);
parseDependentEntities(parseContext, migratingCompensationInstance);
return(migratingCompensationInstance);
}
protected internal virtual void validateEventScopeInstance(MigratingEventScopeInstance eventScopeInstance, MigratingProcessInstance migratingProcessInstance, IList <MigratingCompensationInstanceValidator> migratingTransitionInstanceValidators, MigratingActivityInstanceValidationReportImpl instanceReport)
{
foreach (MigratingCompensationInstanceValidator validator in migratingTransitionInstanceValidators)
{
validator.validate(eventScopeInstance, migratingProcessInstance, instanceReport);
}
}
public virtual void submit(MigratingEventScopeInstance compensationInstance)
{
ExecutionEntity scopeExecution = compensationInstance.resolveRepresentativeExecution();
if (scopeExecution != null)
{
compensationInstances[scopeExecution.Id] = compensationInstance;
}
}
protected internal virtual void ParseDependentEntities(MigratingInstanceParseContext parseContext,
MigratingEventScopeInstance migratingInstance)
{
var representativeExecution = migratingInstance.ResolveRepresentativeExecution();
//IList<VariableInstanceEntity> variables =
// new List<VariableInstanceEntity>(representativeExecution.VariablesInternal);
//parseContext.handleDependentVariables(migratingInstance, variables);
}
public virtual void Submit(MigratingEventScopeInstance compensationInstance)
{
var scopeExecution = compensationInstance.ResolveRepresentativeExecution();
if (scopeExecution != null)
{
CompensationInstances[scopeExecution.Id] = compensationInstance;
}
}
public virtual void Validate(MigratingEventScopeInstance migratingInstance,
MigratingProcessInstance migratingProcessInstance,
MigratingActivityInstanceValidationReportImpl ancestorInstanceReport)
{
if (IsInvalid(migratingInstance))
{
ancestorInstanceReport.AddFailure("Cannot migrate subscription for compensation handler '" +
migratingInstance.EventSubscription.SourceScope.Id + "'. " +
"There is no migration instruction for the compensation start event");
}
}
public virtual void Validate(MigratingEventScopeInstance migratingInstance,
MigratingProcessInstance migratingProcessInstance,
MigratingActivityInstanceValidationReportImpl ancestorInstanceReport)
{
var eventSubscription = migratingInstance.EventSubscription;
var eventHandlerActivity = (ActivityImpl)eventSubscription.SourceScope;
// note: compensation event scopes without children are already handled by NoUnmappedLeafInstanceValidator
if (eventHandlerActivity.TriggeredByEvent && (eventSubscription.TargetScope == null) &&
(migratingInstance.Children.Count > 0))
{
ancestorInstanceReport.AddFailure("Cannot migrate subscription for compensation handler '" +
eventSubscription.SourceScope.Id + "'. " +
"There is no migration instruction for the compensation start event");
}
}
protected internal virtual bool IsInvalid(MigratingEventScopeInstance migratingInstance)
{
return(HasNoInstruction(migratingInstance.EventSubscription) && (migratingInstance.Children.Count == 0));
}
