QuadPrefixTree.Factory (Lucene 7.7.0 API)

java.lang.Object
- org.apache.lucene.spatial.prefix.tree.SpatialPrefixTreeFactory
- - org.apache.lucene.spatial.prefix.tree.QuadPrefixTree.Factory

Direct Known Subclasses:

PackedQuadPrefixTree.Factory

Enclosing class:

QuadPrefixTree
```
public static class QuadPrefixTree.Factory
extends SpatialPrefixTreeFactory
```
Factory for creating QuadPrefixTree instances with useful defaults

Field Summary
- Fields inherited from class org.apache.lucene.spatial.prefix.tree.SpatialPrefixTreeFactory
  args, ctx, MAX_DIST_ERR, MAX_LEVELS, maxLevels, PREFIX_TREE

Constructor Summary

Constructors
Constructor Description

Factory()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected int`	`getLevelForDistance(double degrees)`	Calls `SpatialPrefixTree.getLevelForDistance(double)`.
`protected SpatialPrefixTree`	`newSPT()`

Methods inherited from class org.apache.lucene.spatial.prefix.tree.SpatialPrefixTreeFactory
init, initMaxLevels, makeSPT

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - Factory
```
public Factory()
```
- Method Detail
  - getLevelForDistance
```
protected int getLevelForDistance(double degrees)
```
    Description copied from class: SpatialPrefixTreeFactory
    
    Calls SpatialPrefixTree.getLevelForDistance(double).
    
    Specified by:
    
    getLevelForDistance in class SpatialPrefixTreeFactory
  - newSPT
```
protected SpatialPrefixTree newSPT()
```
    Specified by:
    
    newSPT in class SpatialPrefixTreeFactory