Class ParentJoinAggregator
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
- All Implemented Interfaces:
java.io.Closeable
,java.lang.AutoCloseable
,org.apache.lucene.search.Collector
,Releasable
,SingleBucketAggregator
- Direct Known Subclasses:
ChildrenToParentAggregator
,ParentToChildrenAggregator
public abstract class ParentJoinAggregator extends BucketsAggregator implements SingleBucketAggregator
An aggregator that joins documents based on global ordinals.
Global ordinals that match the main query and the
inFilter
query are replayed
with documents matching the outFilter
query.-
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 ParentJoinAggregator(java.lang.String name, AggregatorFactories factories, SearchContext context, Aggregator parent, org.apache.lucene.search.Query inFilter, org.apache.lucene.search.Query outFilter, 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 protected void
doClose()
protected void
doPostCollection()
LeafBucketCollector
getLeafCollector(LeafReaderContext ctx, LeafBucketCollector sub)
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
buildAggregation, buildEmptyAggregation, 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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ParentJoinAggregator
public ParentJoinAggregator(java.lang.String name, AggregatorFactories factories, SearchContext context, Aggregator parent, org.apache.lucene.search.Query inFilter, org.apache.lucene.search.Query outFilter, 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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getLeafCollector
public final LeafBucketCollector getLeafCollector(LeafReaderContext ctx, LeafBucketCollector sub) throws java.io.IOException- Specified by:
getLeafCollector
in classAggregatorBase
- Throws:
java.io.IOException
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doPostCollection
protected final void doPostCollection() throws java.io.IOException- Overrides:
doPostCollection
in classAggregatorBase
- Throws:
java.io.IOException
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doClose
protected void doClose()- Overrides:
doClose
in classAggregatorBase
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