Class ChildrenToParentAggregator
java.lang.Object
org.elasticsearch.search.aggregations.BucketCollector
org.elasticsearch.search.aggregations.Aggregator
org.elasticsearch.search.aggregations.AggregatorBase
org.elasticsearch.search.aggregations.bucket.BucketsAggregator
org.elasticsearch.join.aggregations.ParentJoinAggregator
org.elasticsearch.join.aggregations.ChildrenToParentAggregator
- All Implemented Interfaces:
java.io.Closeable
,java.lang.AutoCloseable
,org.apache.lucene.search.Collector
,Releasable
,SingleBucketAggregator
public class ChildrenToParentAggregator extends ParentJoinAggregator
A
BucketsAggregator
which resolves to the matching parent documents.-
Nested Class Summary
Nested classes/interfaces inherited from class org.elasticsearch.search.aggregations.Aggregator
Aggregator.Parser, Aggregator.SubAggCollectionMode
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Field Summary
Fields inherited from class org.elasticsearch.search.aggregations.AggregatorBase
collectableSubAggregators, context, DEFAULT_WEIGHT, name, parent, subAggregators
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Constructor Summary
Constructors Constructor Description ChildrenToParentAggregator(java.lang.String name, AggregatorFactories factories, SearchContext context, Aggregator parent, org.apache.lucene.search.Query childFilter, org.apache.lucene.search.Query parentFilter, ValuesSource.Bytes.WithOrdinals valuesSource, long maxOrd, java.util.List<PipelineAggregator> pipelineAggregators, java.util.Map<java.lang.String,java.lang.Object> metaData)
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Method Summary
Modifier and Type Method Description InternalAggregation
buildAggregation(long owningBucketOrdinal)
InternalAggregation
buildEmptyAggregation()
Methods inherited from class org.elasticsearch.join.aggregations.ParentJoinAggregator
doClose, doPostCollection, getLeafCollector
Methods inherited from class org.elasticsearch.search.aggregations.bucket.BucketsAggregator
bucketAggregations, bucketDocCount, bucketEmptyAggregations, close, collectBucket, collectExistingBucket, consumeBucketsAndMaybeBreak, getDocCounts, grow, incrementBucketDocCount, maxBucketOrd, mergeBuckets
Methods inherited from class org.elasticsearch.search.aggregations.AggregatorBase
addRequestCircuitBreakerBytes, buildEmptySubAggregations, context, doPreCollection, getLeafCollector, metaData, name, parent, pipelineAggregators, postCollection, preCollection, preGetSubLeafCollectors, scoreMode, subAggregator, subAggregators, toString
Methods inherited from class org.elasticsearch.search.aggregations.Aggregator
descendsFromBucketAggregator
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
Methods inherited from interface org.elasticsearch.search.aggregations.bucket.SingleBucketAggregator
bucketDocCount
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Constructor Details
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ChildrenToParentAggregator
public ChildrenToParentAggregator(java.lang.String name, AggregatorFactories factories, SearchContext context, Aggregator parent, org.apache.lucene.search.Query childFilter, org.apache.lucene.search.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
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Method Details
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buildAggregation
- Specified by:
buildAggregation
in classAggregator
- Throws:
java.io.IOException
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buildEmptyAggregation
- Specified by:
buildEmptyAggregation
in classAggregator
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