boolean () { boolean validIteratorExists = false; for (int i = 0; i < myIterators.length; i++) { IteratorWrapper wrapper = myIterators[i]; if (wrapper == null) { continue; } RangeIterator iterator = wrapper.iterator; if (!iterator.atEnd() || overlappingRangesCount > 0 && (i >= overlappingRangesCount || iterator.getRangeEnd() > myCurrentEnd)) { validIteratorExists = true; } } return !validIteratorExists; }