Package 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:

java.io.Closeable, java.lang.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.BucketComparator, Aggregator.Parser, Aggregator.SubAggCollectionMode

Field Summary

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

collectableSubAggregators, context, DEFAULT_WEIGHT, name, parent, subAggregators

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

NO_OP_COLLECTOR

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	NonCollectingAggregator(java.lang.String name, SearchContext context, Aggregator parent, java.util.Map<java.lang.String,java.lang.Object> metadata)	Build a NonCollectingAggregator for an aggregator without sub-aggregators.
protected	NonCollectingAggregator(java.lang.String name, SearchContext context, Aggregator parent, AggregatorFactories subFactories, java.util.Map<java.lang.String,java.lang.Object> metadata)	Build a NonCollectingAggregator for any aggregator.

Method Summary

Modifier and Type	Method	Description
InternalAggregation[]	buildAggregations(long[] owningBucketOrds)	Build the results of this aggregation.
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

addRequestCircuitBreakerBytes, buildEmptySubAggregations, close, context, doClose, doPostCollection, doPreCollection, getLeafCollector, metadata, name, parent, pointReaderIfAvailable, postCollection, preCollection, preGetSubLeafCollectors, scoreMode, subAggregator, subAggregators, toString

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

bucketComparator, buildEmptyAggregation, buildTopLevel, collectDebugInfo, resolveSortPath, resolveSortPathOnValidAgg

Methods inherited from class java.lang.Object

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

Constructor Details

NonCollectingAggregator

protected NonCollectingAggregator(java.lang.String name, SearchContext context, Aggregator parent, AggregatorFactories subFactories, java.util.Map<java.lang.String,java.lang.Object> metadata) throws java.io.IOException

Build a NonCollectingAggregator for any aggregator.

Throws:

java.io.IOException

NonCollectingAggregator

protected NonCollectingAggregator(java.lang.String name, SearchContext context, Aggregator parent, java.util.Map<java.lang.String,java.lang.Object> metadata) throws java.io.IOException

Build a NonCollectingAggregator for an aggregator without sub-aggregators.

Throws:

java.io.IOException

Method Details

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

buildAggregations

public InternalAggregation[] buildAggregations(long[] owningBucketOrds) throws java.io.IOException

Description copied from class: Aggregator

Build the results of this aggregation.

Specified by:

buildAggregations in class Aggregator

Parameters:

owningBucketOrds - the ordinals of the buckets that we want to collect from this aggregation

Returns:

the results for each ordinal, in the same order as the array of ordinals

Throws:

java.io.IOException