# Package org.apache.cassandra.utils.btree

- Interface Summary
  Interface | Description
  --- | ---
  BTree.Builder.QuickResolver<V> |
  BTree.Builder.Resolver |
  UpdateFunction<K,V> | An interface defining a function to be applied to both the object we are replacing in a BTree and the object that is intended to replace it, returning the object to actually replace it.

- Class Summary
  Class | Description
  --- | ---
  BTree |
  BTree.Builder<V> |
  BTreeRemoval |
  BTreeSearchIterator<K,V> |
  BTreeSet<V> |
  BTreeSet.BTreeDescRange<V> |
  BTreeSet.BTreeRange<V> |
  BTreeSet.Builder<V> |
  UpdateFunction.Simple<V> |

- Enum Summary
  Enum | Description
  --- | ---
  BTree.Dir |

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