String optionalCreateNamedWindowName = statementSpecRaw.getCreateWindowDesc() != null ? statementSpecRaw.getCreateWindowDesc().getWindowName() : null;
ViewResolutionService viewResolutionService = new ViewResolutionServiceImpl(viewRegistry, optionalCreateNamedWindowName, systemVirtualDWViewFactory);
PatternObjectResolutionService patternResolutionService = new PatternObjectResolutionServiceImpl(patternObjectClasses);
SchedulingServiceSPI schedulingService = engineServices.getSchedulingService();
FilterServiceSPI filterService = engineServices.getFilterService();
if (isolationUnitServices != null)
{
filterService = isolationUnitServices.getFilterService();
schedulingService = isolationUnitServices.getSchedulingService();