org.apache.lucene.spatial.prefix.tree

Class S2PrefixTree.Factory

java.lang.Object

org.apache.lucene.spatial.prefix.tree.SpatialPrefixTreeFactory

org.apache.lucene.spatial.prefix.tree.S2PrefixTree.Factory

Enclosing class:

S2PrefixTree

protected static class S2PrefixTree.Factory
extends SpatialPrefixTreeFactory

Factory for creating S2PrefixTree 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

Modifier	Constructor and Description
protected	Factory()

Method Summary

Modifier and Type	Method and 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 Detail

Factory

protected 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