# Uses of Package
org.apache.lucene.util.hppc

- Packages that use org.apache.lucene.util.hppc
  Package | Description
  --- | ---
  org.apache.lucene.util.hppc | package holding hppc related classes.

- Classes in org.apache.lucene.util.hppc used by org.apache.lucene.util.hppc
  Class | Description
  --- | ---
  IntIntHashMap | A hash map of `int` to `int`, implemented using open addressing with linear probing for collision resolution.
  IntIntHashMap.IntContainer | IntCursor iterable with size and toArray function implemented
  IntIntHashMap.IntCursor | Forked from HPPC, holding int index and int value
  IntIntHashMap.IntIntCursor | Forked from HPPC, holding int index,key and value
  IntIntHashMap.KeysContainer | A view of the keys inside this hash map.