Package org.opensearch.search.aggregations.metrics

Class SumAggregator

java.lang.Object

org.opensearch.search.aggregations.BucketCollector

org.opensearch.search.aggregations.Aggregator

org.opensearch.search.aggregations.AggregatorBase

org.opensearch.search.aggregations.metrics.MetricsAggregator

org.opensearch.search.aggregations.metrics.NumericMetricsAggregator

org.opensearch.search.aggregations.metrics.NumericMetricsAggregator.SingleValue

org.opensearch.search.aggregations.metrics.SumAggregator

All Implemented Interfaces:

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

public class SumAggregator
extends NumericMetricsAggregator.SingleValue

Aggregate all docs into a single sum value

Opensearch.internal:

Nested Class Summary

Nested classes/interfaces inherited from class org.opensearch.search.aggregations.metrics.NumericMetricsAggregator

NumericMetricsAggregator.MultiValue, NumericMetricsAggregator.SingleValue

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

Aggregator.BucketComparator, Aggregator.Parser, Aggregator.SubAggCollectionMode

Field Summary

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

collectableSubAggregators, context, DEFAULT_WEIGHT, name, parent, subAggregators

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

NO_OP_COLLECTOR

Method Summary

Modifier and Type	Method	Description
InternalAggregation	buildAggregation(long bucket)	Build an aggregation for data that has been collected into owningBucketOrd.
InternalAggregation	buildEmptyAggregation()	Build an empty aggregation.
void	doClose()	Release instance-specific data.
LeafBucketCollector	getLeafCollector(org.apache.lucene.index.LeafReaderContext ctx, LeafBucketCollector sub)	Get a LeafBucketCollector for the given ctx, which should delegate to the given collector.
double	metric(long owningBucketOrd)
org.apache.lucene.search.ScoreMode	scoreMode()	Most aggregators don't need scores, make sure to extend this method if your aggregator needs them.

Methods inherited from class org.opensearch.search.aggregations.metrics.NumericMetricsAggregator.SingleValue

bucketComparator

Methods inherited from class org.opensearch.search.aggregations.metrics.MetricsAggregator

buildAggregations

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

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

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

buildTopLevel, collectDebugInfo, resolveSortPath, resolveSortPathOnValidAgg

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.lucene.search.Collector

setWeight

Method Details

scoreMode

public org.apache.lucene.search.ScoreMode scoreMode()

Description copied from class: AggregatorBase

Most aggregators don't need scores, make sure to extend this method if your aggregator needs them.

Specified by:

scoreMode in interface org.apache.lucene.search.Collector

Overrides:

scoreMode in class AggregatorBase

getLeafCollector

public LeafBucketCollector getLeafCollector(org.apache.lucene.index.LeafReaderContext ctx,
 LeafBucketCollector sub)
                                     throws IOException

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

Throws:

IOException

metric

public double metric(long owningBucketOrd)

Specified by:

metric in class NumericMetricsAggregator.SingleValue

buildAggregation

public InternalAggregation buildAggregation(long bucket)

Description copied from class: MetricsAggregator

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

Specified by:

buildAggregation in class MetricsAggregator

buildEmptyAggregation

public InternalAggregation buildEmptyAggregation()

Description copied from class: Aggregator

Build an empty aggregation.

Specified by:

buildEmptyAggregation in class Aggregator

doClose

public void doClose()

Description copied from class: AggregatorBase

Release instance-specific data.

Overrides:

doClose in class AggregatorBase