# Package org.apache.cassandra.utils.btree

Interface Summary
Interface | Description
--- | ---
UpdateFunction<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 |
BTreeSet<V> |
BTreeSet.BTreeDescRange<V> |
BTreeSet.BTreeRange<V> |
Cursor<K,V extends K> | An extension of Path which provides a public interface for iterating over or counting a subrange of the tree
UpdateFunction.NoOp<V> |