org.apache.solr.handler.component

Class FieldFacetStats

java.lang.Object

org.apache.solr.handler.component.FieldFacetStats

public class FieldFacetStats
extends Object

FieldFacetStats is a utility to accumulate statistics on a set of values in one field, for facet values present in another field.

9/10/2009 - Moved out of StatsComponent to allow open access to UnInvertedField

See Also:

StatsComponent

Field Summary

Fields

Modifier and Type	Field and Description
Map<String,StatsValues>	facetStatsValues
String	name

Constructor Summary

Constructors

Constructor and Description
FieldFacetStats(SolrIndexSearcher searcher, String name, SchemaField field_sf, SchemaField facet_sf, boolean calcDistinct)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	accumulateTermNum(int statsTermNum, BytesRef value)
void	facet(int docID)
boolean	facetTermNum(int docID, int statsTermNum)
void	setNextReader(AtomicReaderContext ctx)

Methods inherited from class java.lang.Object

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

Field Detail

name

public final String name

facetStatsValues

public final Map<String,StatsValues> facetStatsValues

Constructor Detail

FieldFacetStats

public FieldFacetStats(SolrIndexSearcher searcher,
               String name,
               SchemaField field_sf,
               SchemaField facet_sf,
               boolean calcDistinct)

Method Detail

facet

public void facet(int docID)
           throws IOException

Throws:

IOException

facetTermNum

public boolean facetTermNum(int docID,
                   int statsTermNum)
                     throws IOException

Throws:

IOException

accumulateTermNum

public boolean accumulateTermNum(int statsTermNum,
                        BytesRef value)
                          throws IOException

Throws:

IOException

setNextReader

public void setNextReader(AtomicReaderContext ctx)
                   throws IOException

Throws:

IOException