org.apache.lucene.search

Class DocValuesStatsCollector

java.lang.Object

org.apache.lucene.search.DocValuesStatsCollector

All Implemented Interfaces:

Collector

public class DocValuesStatsCollector
extends Object
implements Collector

A Collector which computes statistics for a DocValues field.

Constructor Summary

Constructors

Constructor and Description
DocValuesStatsCollector(DocValuesStats<?> stats) Creates a collector to compute statistics for a DocValues field using the given stats.

Method Summary

Modifier and Type	Method and Description
LeafCollector	getLeafCollector(LeafReaderContext context)
boolean	needsScores()

Methods inherited from class java.lang.Object

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

Constructor Detail

DocValuesStatsCollector

public DocValuesStatsCollector(DocValuesStats<?> stats)

Creates a collector to compute statistics for a DocValues field using the given stats.

Method Detail

getLeafCollector

public LeafCollector getLeafCollector(LeafReaderContext context)
                               throws IOException

Specified by:

getLeafCollector in interface Collector

Throws:

IOException

needsScores

public boolean needsScores()

Specified by:

needsScores in interface Collector