org.elasticsearch.index.search.nested
Class NestedChildrenCollector

java.lang.Object
  org.apache.lucene.search.Collector
      org.elasticsearch.search.facet.FacetCollector
          org.elasticsearch.index.search.nested.NestedChildrenCollector

public class NestedChildrenCollector
extends FacetCollector

A collector that accepts parent docs, and calls back the collect on child docs of that parent.

Constructor Summary

NestedChildrenCollector(FacetCollector collector, org.apache.lucene.search.Filter parentFilter, org.apache.lucene.search.Filter childFilter)

Method Summary

boolean	acceptsDocsOutOfOrder()
void	collect(int parentDoc)
Facet	facet()
void	setFilter(org.apache.lucene.search.Filter filter)
void	setNextReader(org.apache.lucene.index.IndexReader reader, int docBase)
void	setScorer(org.apache.lucene.search.Scorer scorer)

Methods inherited from class java.lang.Object

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

Constructor Detail

NestedChildrenCollector

public NestedChildrenCollector(FacetCollector collector,
                               org.apache.lucene.search.Filter parentFilter,
                               org.apache.lucene.search.Filter childFilter)

Method Detail

facet

public Facet facet()

Specified by:

facet in class FacetCollector

setFilter

public void setFilter(org.apache.lucene.search.Filter filter)

Specified by:

setFilter in class FacetCollector

setScorer

public void setScorer(org.apache.lucene.search.Scorer scorer)
               throws IOException

Specified by:

setScorer in class org.apache.lucene.search.Collector

Throws:

IOException

setNextReader

public void setNextReader(org.apache.lucene.index.IndexReader reader,
                          int docBase)
                   throws IOException

Specified by:

setNextReader in class org.apache.lucene.search.Collector

Throws:

IOException

acceptsDocsOutOfOrder

public boolean acceptsDocsOutOfOrder()

Specified by:

acceptsDocsOutOfOrder in class org.apache.lucene.search.Collector

collect

public void collect(int parentDoc)
             throws IOException

Specified by:

collect in class org.apache.lucene.search.Collector

Throws:

IOException