並行プログラミングでよく使用されるユーティリティ・クラスです。
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このマップ内に保持されているマッピングの逆順のビューを返します。
ConcurrentNavigableMap.headMap(K toKey)
ConcurrentNavigableMap.headMap(K toKey, boolean inclusive)
ConcurrentSkipListMap.headMap(K toKey, boolean inclusive)
ConcurrentNavigableMap.subMap(K fromKey, boolean fromInclusive, K toKey, boolean toInclusive)
ConcurrentNavigableMap.subMap(K fromKey, K toKey)
ConcurrentSkipListMap.subMap(K fromKey, boolean fromInclusive, K toKey, boolean toInclusive)
ConcurrentSkipListMap.subMap(K fromKey, K toKey)
ConcurrentNavigableMap.tailMap(K fromKey)
ConcurrentNavigableMap.tailMap(K fromKey, boolean inclusive)
ConcurrentSkipListMap.tailMap(K fromKey)
ConcurrentSkipListMap.tailMap(K fromKey, boolean inclusive)