return lhsHash.isSameHash(rhsHash) ? 0 : cmp;
if (lhsHash.isSameHash(rhsHash)) { if (DEBUG) System.out.println("class hash match!"); return 0; } else { if (DEBUG) System.out.println("class hash mismatch"); return cmp; }
	public int compareClasses(BugCollection lhsCollection, BugCollection rhsCollection, ClassAnnotation lhsClass, ClassAnnotation rhsClass) {		if (lhsClass == null || rhsClass == null) {			return compareNullElements(lhsClass, rhsClass);		}				int cmp;				// Compare by class name.  If same, great.		cmp = lhsClass.compareTo(rhsClass);		if (cmp == 0)			return 0;				// Get class hashes		ClassHash lhsHash = getClassHash(lhsCollection, lhsClass.getClassName());		ClassHash rhsHash = getClassHash(rhsCollection, rhsClass.getClassName());		if (lhsHash == null || rhsHash == null)			return cmp;				return lhsHash.isSameHash(rhsHash) ? 0 : cmp;	}