/guava/guava/src/com/google/common/collect/TreeRangeSet.java
if ( lowerBoundWindow.contains( nextRange.lowerBound) ) {   return immutableEntry( nextRange.lowerBound, nextRange) ; }else {   return endOfData( ) ; }
[Delete]
return endOfData(); } else if (positiveItr.hasNext()) { Range<C> positiveRange = positiveItr.next(); Range<C> negativeRange = Range.create(positiveRange.upperBound, nextComplementRangeUpperBound); nextComplementRangeUpperBound = positiveRange.lowerBound; <extra_id_0> return Maps.immutableEntry(negativeRange.lowerBound, negativeRange); } } else if (complementLowerBoundWindow.lowerBound.isLessThan(Cut.<C>belowAll())) { Range<C> negativeRange = Range.create(Cut.<C>belowAll(), nextComplementRangeUpperBound); nextComplementRangeUpperBound = Cut.belowAll(); return Maps.immutableEntry(Cut.<C>belowAll(), negativeRange);