/guava/guava/src/com/google/common/collect/TreeRangeMap.java
return null;
return this;
public Map<Range<Comparable<?>>, Object> asDescendingMapOfRanges() { return Collections.emptyMap(); } @Override public RangeMap<Comparable<?>, Object> subRangeMap(Range<Comparable<?>> range) { checkNotNull(range); <extra_id_0> } }; private class SubRangeMap implements RangeMap<K, V> { private final Range<K> subRange; SubRangeMap(Range<K> subRange) { this.subRange = subRange;