# Uses of Class
org.apache.lucene.spatial.prefix.tree.QuadPrefixTree

Packages that use QuadPrefixTree
Package
Description
org.apache.lucene.spatial.prefix.tree
This package is about SpatialPrefixTree and any supporting classes.

## Uses of QuadPrefixTree in org.apache.lucene.spatial.prefix.tree

Subclasses of QuadPrefixTree in org.apache.lucene.spatial.prefix.tree
Modifier and Type
Class
Description
`class`
`PackedQuadPrefixTree`
Uses a compact binary representation of 8 bytes to encode a spatial quad trie.
Methods in org.apache.lucene.spatial.prefix.tree that return QuadPrefixTree
Modifier and Type
Method
Description
`protected QuadPrefixTree`
QuadPrefixTree.QuadCell.`getGrid()`