org.elasticsearch.search.facet.histogram
Class CountAndTotalHistogramFacetCollector

java.lang.Object
  org.apache.lucene.search.Collector
      org.elasticsearch.search.facet.FacetCollector
          org.elasticsearch.search.facet.AbstractFacetCollector
              org.elasticsearch.search.facet.histogram.CountAndTotalHistogramFacetCollector

public class CountAndTotalHistogramFacetCollector
extends AbstractFacetCollector

A histogram facet collector that uses the same field as the key as well as the value.

Nested Class Summary

static class

CountAndTotalHistogramFacetCollector.HistogramProc

Field Summary

Fields inherited from class org.elasticsearch.search.facet.AbstractFacetCollector

facetName, filter

Constructor Summary

CountAndTotalHistogramFacetCollector(java.lang.String facetName, java.lang.String fieldName, long interval, HistogramFacet.ComparatorType comparatorType, SearchContext context)

Method Summary

static long	bucket(double value, long interval)
protected void	doCollect(int doc)
protected void	doSetNextReader(org.apache.lucene.index.IndexReader reader, int docBase)
Facet	facet()

Methods inherited from class org.elasticsearch.search.facet.AbstractFacetCollector

acceptsDocsOutOfOrder, collect, setFilter, setNextReader, setScorer

Methods inherited from class java.lang.Object

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

Constructor Detail

CountAndTotalHistogramFacetCollector

public CountAndTotalHistogramFacetCollector(java.lang.String facetName,
                                            java.lang.String fieldName,
                                            long interval,
                                            HistogramFacet.ComparatorType comparatorType,
                                            SearchContext context)

Method Detail

doCollect

protected void doCollect(int doc)
                  throws java.io.IOException

Specified by:

doCollect in class AbstractFacetCollector

Throws:

java.io.IOException

doSetNextReader

protected void doSetNextReader(org.apache.lucene.index.IndexReader reader,
                               int docBase)
                        throws java.io.IOException

Specified by:

doSetNextReader in class AbstractFacetCollector

Throws:

java.io.IOException

facet

public Facet facet()

Specified by:

facet in class FacetCollector

bucket

public static long bucket(double value,
                          long interval)