* tokens and keys at the same time in a range, we uses 15.upperBoundKey() to have A include all
* keys having 15 as token and B include none of those (since that is what our node owns).
* asSplitValue() abstracts that choice.
*/
Token upperBoundToken = ringIter.next();
T upperBound = (T)upperBoundToken.upperBound(queryRange.left.getClass());
if (!remainder.left.equals(upperBound) && !remainder.contains(upperBound))
// no more splits
break;
Pair<AbstractBounds<T>,AbstractBounds<T>> splits = remainder.split(upperBound);
if (splits == null)