org.apache.lucene.facet.range

Class RangeAccumulator

java.lang.Object

org.apache.lucene.facet.search.FacetsAccumulator

org.apache.lucene.facet.range.RangeAccumulator

public class RangeAccumulator
extends FacetsAccumulator

Uses RangeFacetRequest.getValues(AtomicReaderContext) and accumulates counts for provided ranges.

Field Summary

Fields inherited from class org.apache.lucene.facet.search.FacetsAccumulator

searchParams

Constructor Summary

Constructors

Constructor and Description
RangeAccumulator(FacetRequest... facetRequests)
RangeAccumulator(List<FacetRequest> facetRequests)

Method Summary

Methods

Modifier and Type	Method and Description
List<FacetResult>	accumulate(List<FacetsCollector.MatchingDocs> matchingDocs) Used by FacetsCollector to build the list of facet results that match the facet requests that were given in the constructor.
boolean	requiresDocScores() Used by FacetsCollector to determine if document scores need to be collected in addition to matching documents.

Methods inherited from class org.apache.lucene.facet.search.FacetsAccumulator

create, create, emptyResult

Methods inherited from class java.lang.Object

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

Constructor Detail

RangeAccumulator

public RangeAccumulator(FacetRequest... facetRequests)

RangeAccumulator

public RangeAccumulator(List<FacetRequest> facetRequests)

Method Detail

accumulate

public List<FacetResult> accumulate(List<FacetsCollector.MatchingDocs> matchingDocs)
                             throws IOException

Description copied from class: FacetsAccumulator

Used by FacetsCollector to build the list of facet results that match the facet requests that were given in the constructor.

Specified by:

accumulate in class FacetsAccumulator

Parameters:

matchingDocs - the documents that matched the query, per-segment.

Throws:

IOException

requiresDocScores

public boolean requiresDocScores()

Description copied from class: FacetsAccumulator

Used by FacetsCollector to determine if document scores need to be collected in addition to matching documents.

Specified by:

requiresDocScores in class FacetsAccumulator