org.elasticsearch.search.aggregations

Class NonCollectingAggregator

java.lang.Object

org.elasticsearch.search.aggregations.BucketCollector

org.elasticsearch.search.aggregations.Aggregator

org.elasticsearch.search.aggregations.AggregatorBase

org.elasticsearch.search.aggregations.NonCollectingAggregator

All Implemented Interfaces:

AutoCloseable, org.apache.lucene.search.Collector, Releasable

Direct Known Subclasses:

RangeAggregator.Unmapped

public abstract class NonCollectingAggregator
extends AggregatorBase

An aggregator that is not collected, this can typically be used when running an aggregation over a field that doesn't have a mapping.

Nested Class Summary

Nested classes/interfaces inherited from class org.elasticsearch.search.aggregations.Aggregator

Aggregator.Parser, Aggregator.SubAggCollectionMode

Field Summary

Fields inherited from class org.elasticsearch.search.aggregations.AggregatorBase

collectableSubAggregators, context, name, parent, subAggregators

Fields inherited from class org.elasticsearch.search.aggregations.BucketCollector

NO_OP_COLLECTOR

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	NonCollectingAggregator(String name, AggregationContext context, Aggregator parent, AggregatorFactories subFactories, List<PipelineAggregator> pipelineAggregators, Map<String,Object> metaData)
protected	NonCollectingAggregator(String name, AggregationContext context, Aggregator parent, List<PipelineAggregator> pipelineAggregators, Map<String,Object> metaData)

Method Summary

Methods

Modifier and Type	Method and Description
InternalAggregation	buildAggregation(long owningBucketOrdinal) Build an aggregation for data that has been collected into bucket.
LeafBucketCollector	getLeafCollector(org.apache.lucene.index.LeafReaderContext reader, LeafBucketCollector sub) Get a LeafBucketCollector for the given ctx, which should delegate to the given collector.

Methods inherited from class org.elasticsearch.search.aggregations.AggregatorBase

buildEmptySubAggregations, close, context, doClose, doPostCollection, doPreCollection, getDeferringCollector, getLeafCollector, metaData, name, needsScores, parent, pipelineAggregators, postCollection, preCollection, runDeferredCollections, shouldDefer, subAggregator, subAggregators, toString

Methods inherited from class org.elasticsearch.search.aggregations.Aggregator

buildEmptyAggregation, descendsFromBucketAggregator

Methods inherited from class org.elasticsearch.search.aggregations.BucketCollector

wrap

Methods inherited from class java.lang.Object

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

Constructor Detail

NonCollectingAggregator

protected NonCollectingAggregator(String name,
                       AggregationContext context,
                       Aggregator parent,
                       AggregatorFactories subFactories,
                       List<PipelineAggregator> pipelineAggregators,
                       Map<String,Object> metaData)
                           throws IOException

Throws:

IOException

NonCollectingAggregator

protected NonCollectingAggregator(String name,
                       AggregationContext context,
                       Aggregator parent,
                       List<PipelineAggregator> pipelineAggregators,
                       Map<String,Object> metaData)
                           throws IOException

Throws:

IOException

Method Detail

getLeafCollector

public final LeafBucketCollector getLeafCollector(org.apache.lucene.index.LeafReaderContext reader,
                                   LeafBucketCollector sub)

Description copied from class: AggregatorBase

Get a LeafBucketCollector for the given ctx, which should delegate to the given collector.

Specified by:

getLeafCollector in class AggregatorBase

buildAggregation

public final InternalAggregation buildAggregation(long owningBucketOrdinal)

Description copied from class: Aggregator

Build an aggregation for data that has been collected into bucket.

Specified by:

buildAggregation in class Aggregator