protected SIRTwoStageFilter getTwoStageFilter(List schedObject) {
public SIRTwoStageFilter getTwoStageFilter(List schedObject) {
    protected SIRTwoStageFilter getTwoStageFilter(List schedObject) {	// see if the first element in the list corresponds to a	// two-stage filter.	if (schedObject.size()>0 && 	    twoStageFilters.containsKey(pruneRep(schedObject.get(0)))) {	    // if so, return it	    return (SIRTwoStageFilter)		twoStageFilters.get(pruneRep(schedObject.get(0)));	} else {	    // otherwise, return null	    return null;	}    }