/guava/android/guava/src/com/google/common/collect/TreeRangeMap.java
Entry<Cut<K>, RangeMapEntry<K, V>> lastEntry = entriesByLowerBound.firstEntry( ) ;
Entry<Cut<K>, RangeMapEntry<K, V>> lastEntry = entriesByLowerBound.lastEntry ( ) ;
public void clear() { entriesByLowerBound.clear(); } @Override public Range<K> span() { Entry<Cut<K>, RangeMapEntry<K, V>> firstEntry = entriesByLowerBound.firstEntry(); <extra_id_0> if (firstEntry == null || lastEntry == null) { throw new NoSuchElementException(); } return Range.create( firstEntry.getValue().getKey().lowerBound, lastEntry.getValue().getKey().upperBound); }