// unsorted keys
return null;
}
if (comparator.equals(COMPARATOR_MEMCMP)) {
// default comparator
return new BytesComparator(new MemcmpRawComparator());
} else if (comparator.startsWith(COMPARATOR_JCLASS)) {
String compClassName =
comparator.substring(COMPARATOR_JCLASS.length()).trim();
try {
Class compClass = Class.forName(compClassName);