// return workF;
// }
private AssignmentFieldFunctor percentAlloc(SelectFrom clause, boolean threshold) {
ContourBucketIntervalGenerator contour = contourGeneratorInstance(WORK);
PercentAllocFunctor functor = PercentAllocFunctor.getInstance(this, contour.getWorkCalendar(), contour,threshold);
clause.select(functor).from(contour);
return functor;
}