org.elasticsearch.join.aggregations

Class ParentToChildrenAggregator

java.lang.Object

BucketsAggregator

org.elasticsearch.join.aggregations.ParentToChildrenAggregator

public class ParentToChildrenAggregator
extends BucketsAggregator

Constructor Summary

Constructors

Constructor and Description
ParentToChildrenAggregator(java.lang.String name, AggregatorFactories factories, SearchContext context, Aggregator parent, Query childFilter, Query parentFilter, ValuesSource.Bytes.WithOrdinals valuesSource, long maxOrd, java.util.List<PipelineAggregator> pipelineAggregators, java.util.Map<java.lang.String,java.lang.Object> metaData)

Method Summary

Modifier and Type	Method and Description
InternalAggregation	buildAggregation(long owningBucketOrdinal)
InternalAggregation	buildEmptyAggregation()
protected void	doClose()
protected void	doPostCollection()
LeafBucketCollector	getLeafCollector(LeafReaderContext ctx, LeafBucketCollector sub)

Methods inherited from class java.lang.Object

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

Constructor Detail

ParentToChildrenAggregator

public ParentToChildrenAggregator(java.lang.String name,
                                  AggregatorFactories factories,
                                  SearchContext context,
                                  Aggregator parent,
                                  Query childFilter,
                                  Query parentFilter,
                                  ValuesSource.Bytes.WithOrdinals valuesSource,
                                  long maxOrd,
                                  java.util.List<PipelineAggregator> pipelineAggregators,
                                  java.util.Map<java.lang.String,java.lang.Object> metaData)
                           throws java.io.IOException

Throws:

java.io.IOException

Method Detail

buildAggregation

public InternalAggregation buildAggregation(long owningBucketOrdinal)
                                     throws java.io.IOException

Throws:

java.io.IOException

buildEmptyAggregation

public InternalAggregation buildEmptyAggregation()

getLeafCollector

public LeafBucketCollector getLeafCollector(LeafReaderContext ctx,
                                            LeafBucketCollector sub)
                                     throws java.io.IOException

Throws:

java.io.IOException

doPostCollection

protected void doPostCollection()
                         throws java.io.IOException

Throws:

java.io.IOException

doClose

protected void doClose()