Package org.elasticsearch.index.fielddata

Class IndexFieldData.XFieldComparatorSource.Nested

java.lang.Object

org.elasticsearch.index.fielddata.IndexFieldData.XFieldComparatorSource.Nested

Enclosing class:

IndexFieldData.XFieldComparatorSource

public static class IndexFieldData.XFieldComparatorSource.Nested
extends Object

Simple wrapper class around a filter that matches parent documents and a filter that matches child documents. For every root document R, R will be in the parent filter and its children documents will be the documents that are contained in the inner set between the previous parent + 1, or 0 if there is no previous parent, and R (excluded).

Constructor Summary

Constructors

Constructor	Description
Nested(org.apache.lucene.search.join.BitSetProducer rootFilter, org.apache.lucene.search.Query innerQuery, NestedSortBuilder nestedSort, org.apache.lucene.search.IndexSearcher searcher)

Method Summary

Modifier and Type	Method	Description
org.apache.lucene.search.Query	getInnerQuery()
NestedSortBuilder	getNestedSort()
org.apache.lucene.search.DocIdSetIterator	innerDocs(org.apache.lucene.index.LeafReaderContext ctx)	Get a DocIdSet that matches the inner documents.
org.apache.lucene.util.BitSet	rootDocs(org.apache.lucene.index.LeafReaderContext ctx)	Get a BitDocIdSet that matches the root documents.

Methods inherited from class java.lang.Object

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

Constructor Details

Nested

public Nested(org.apache.lucene.search.join.BitSetProducer rootFilter,
 org.apache.lucene.search.Query innerQuery,
 NestedSortBuilder nestedSort,
 org.apache.lucene.search.IndexSearcher searcher)

Method Details

getInnerQuery

public org.apache.lucene.search.Query getInnerQuery()

getNestedSort

public NestedSortBuilder getNestedSort()

rootDocs

public org.apache.lucene.util.BitSet rootDocs(org.apache.lucene.index.LeafReaderContext ctx)
                                       throws IOException

Get a BitDocIdSet that matches the root documents.

Throws:

IOException

innerDocs

public org.apache.lucene.search.DocIdSetIterator innerDocs(org.apache.lucene.index.LeafReaderContext ctx)
                                                    throws IOException

Get a DocIdSet that matches the inner documents.

Throws:

IOException