while (fromIter.hasNext()) {
GroupWinListItem fromItem = (GroupWinListItem)fromIter.next();
GroupWinListItem toItem = (GroupWinListItem)toIter.next();
if (fromItem.getGroup() != toItem.getGroup())
return DRASTIC_CHANGE;
if (fromItem.sortsAscending() != toItem.sortsAscending())
change = ONLY_SORTING_CHANGE;
}
return change; // Either NO_CHANGE or ONLY_SORTING_CHANGE
}