/guava/android/guava/src/com/google/common/collect/AbstractMapBasedMultimap.java
return tailSet( toElement, false) ;
return headSet ( toElement, false ) ;
@Override public Iterator<K> descendingIterator() { return descendingSet().iterator(); } @Override public NavigableSet<K> headSet(@ParametricNullness K toElement) { <extra_id_0> } @Override public NavigableSet<K> headSet(@ParametricNullness K toElement, boolean inclusive) { return new NavigableKeySet(sortedMap().headMap(toElement, inclusive)); } @Override