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
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 -
Method Summary
Modifier and TypeMethodDescriptionprotected intgetLevelForDistance(double degrees) protected SpatialPrefixTreenewSPT()Methods inherited from class org.apache.lucene.spatial.prefix.tree.SpatialPrefixTreeFactory
getVersion, init, initMaxLevels, initVersion, makeSPT, setVersion
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Constructor Details
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Factory
public Factory()
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Method Details
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getLevelForDistance
protected int getLevelForDistance(double degrees) Description copied from class:SpatialPrefixTreeFactory- Specified by:
getLevelForDistancein classSpatialPrefixTreeFactory
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newSPT
- Specified by:
newSPTin classSpatialPrefixTreeFactory
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