org.hibernate.search.spatial.impl

Class DistanceCollector

java.lang.Object

org.hibernate.search.spatial.impl.DistanceCollector

All Implemented Interfaces:

org.apache.lucene.search.Collector

public class DistanceCollector
extends Object
implements org.apache.lucene.search.Collector

A Lucene distance Collector for spatial searches.

Author:

Sanne Grinovero, Nicolas Helleringer

Constructor Summary

Constructors

Constructor and Description
DistanceCollector(Coordinates centerCoordinates, int hitsCount, String fieldname)

Method Summary

Modifier and Type	Method and Description
double	getDistance(int index)
org.apache.lucene.search.LeafCollector	getLeafCollector(org.apache.lucene.index.LeafReaderContext context)
boolean	needsScores()

Methods inherited from class java.lang.Object

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

Constructor Detail

DistanceCollector

public DistanceCollector(Coordinates centerCoordinates,
                         int hitsCount,
                         String fieldname)

Method Detail

getDistance

public double getDistance(int index)

getLeafCollector

public org.apache.lucene.search.LeafCollector getLeafCollector(org.apache.lucene.index.LeafReaderContext context)
                                                        throws IOException

Specified by:

getLeafCollector in interface org.apache.lucene.search.Collector

Throws:

IOException

needsScores

public boolean needsScores()

Specified by:

needsScores in interface org.apache.lucene.search.Collector