Package org.elasticsearch.join.aggregations

Class ParentJoinAggregator.DenseCollectionStrategy

java.lang.Object

org.elasticsearch.join.aggregations.ParentJoinAggregator.DenseCollectionStrategy

All Implemented Interfaces:

Closeable, AutoCloseable, org.elasticsearch.core.Releasable, ParentJoinAggregator.CollectionStrategy

Enclosing class:

ParentJoinAggregator

protected class ParentJoinAggregator.DenseCollectionStrategy
extends Object
implements ParentJoinAggregator.CollectionStrategy

Uses a dense, bit per ordinal representation of the join field in the docs that match ParentJoinAggregator#inFilter. Its memory usage is proportional to the maximum ordinal so it is only a good choice if most docs match.

Constructor Summary

Constructors

Constructor	Description
DenseCollectionStrategy(long maxOrd, org.elasticsearch.common.util.BigArrays bigArrays)

Method Summary

Modifier and Type	Method	Description
void	add(long owningBucketOrd, int globalOrdinal)
void	close()
boolean	exists(long owningBucketOrd, int globalOrdinal)

Methods inherited from class java.lang.Object

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

Constructor Details

DenseCollectionStrategy

public DenseCollectionStrategy(long maxOrd,
 org.elasticsearch.common.util.BigArrays bigArrays)

Method Details

add

public void add(long owningBucketOrd,
 int globalOrdinal)

Specified by:

add in interface ParentJoinAggregator.CollectionStrategy

exists

public boolean exists(long owningBucketOrd,
 int globalOrdinal)

Specified by:

exists in interface ParentJoinAggregator.CollectionStrategy

close

public void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Specified by:

close in interface org.elasticsearch.core.Releasable