| ConcurrentNavigableMap<K,V> | ConcurrentNavigableMap. descendingMap() | Returns a reverse order view of the mappings contained in this map. | 
| ConcurrentNavigableMap<K,V> | ConcurrentNavigableMap. headMap(K toKey) |  | 
| ConcurrentNavigableMap<K,V> | ConcurrentNavigableMap. headMap(K toKey,
       boolean inclusive) |  | 
| ConcurrentNavigableMap<K,V> | ConcurrentSkipListMap. headMap(K toKey) |  | 
| ConcurrentNavigableMap<K,V> | ConcurrentSkipListMap. headMap(K toKey,
       boolean inclusive) |  | 
| ConcurrentNavigableMap<K,V> | ConcurrentNavigableMap. subMap(K fromKey,
      boolean fromInclusive,
      K toKey,
      boolean toInclusive) |  | 
| ConcurrentNavigableMap<K,V> | ConcurrentNavigableMap. subMap(K fromKey,
      K toKey) |  | 
| ConcurrentNavigableMap<K,V> | ConcurrentSkipListMap. subMap(K fromKey,
      boolean fromInclusive,
      K toKey,
      boolean toInclusive) |  | 
| ConcurrentNavigableMap<K,V> | ConcurrentSkipListMap. subMap(K fromKey,
      K toKey) |  | 
| ConcurrentNavigableMap<K,V> | ConcurrentNavigableMap. tailMap(K fromKey) |  | 
| ConcurrentNavigableMap<K,V> | ConcurrentNavigableMap. tailMap(K fromKey,
       boolean inclusive) |  | 
| ConcurrentNavigableMap<K,V> | ConcurrentSkipListMap. tailMap(K fromKey) |  | 
| ConcurrentNavigableMap<K,V> | ConcurrentSkipListMap. tailMap(K fromKey,
       boolean inclusive) |  |