Package org.apache.lucene.spatial.prefix.tree

Class QuadPrefixTree.Factory

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, VERSION

Constructor Summary

Constructors

Constructor	Description
Factory()

Method Summary

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

getVersion, init, initMaxLevels, initVersion, makeSPT, setVersion

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

Factory

public Factory()

Method Details

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