Package org.opensearch.search.aggregations

Class GlobalAggCollectorManagerWithSingleCollector

java.lang.Object

org.opensearch.search.aggregations.AggregationCollectorManager

org.opensearch.search.aggregations.GlobalAggCollectorManagerWithSingleCollector

All Implemented Interfaces:

org.apache.lucene.search.CollectorManager<org.apache.lucene.search.Collector,ReduceableSearchResult>

public class GlobalAggCollectorManagerWithSingleCollector
extends AggregationCollectorManager

CollectorManager to take care of global aggregation operators in case of non-concurrent segment search. This CollectorManager returns the same collector instance (i.e. created in constructor of super class) on each newCollector call

Field Summary

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

context

Constructor Summary

Constructors

Constructor	Description
GlobalAggCollectorManagerWithSingleCollector(SearchContext context)

Method Summary

Modifier and Type	Method	Description
String	getCollectorName()
org.apache.lucene.search.Collector	newCollector()
ReduceableSearchResult	reduce(Collection<org.apache.lucene.search.Collector> collectors)

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

buildAggregationResult, getCollectorReason

Methods inherited from class java.lang.Object

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

Constructor Details

GlobalAggCollectorManagerWithSingleCollector

public GlobalAggCollectorManagerWithSingleCollector(SearchContext context)
                                             throws IOException

Throws:

IOException

Method Details

newCollector

public org.apache.lucene.search.Collector newCollector()
                                                throws IOException

Specified by:

newCollector in interface org.apache.lucene.search.CollectorManager<org.apache.lucene.search.Collector,ReduceableSearchResult>

Overrides:

newCollector in class AggregationCollectorManager

Throws:

IOException

reduce

public ReduceableSearchResult reduce(Collection<org.apache.lucene.search.Collector> collectors)
                              throws IOException

Specified by:

reduce in interface org.apache.lucene.search.CollectorManager<org.apache.lucene.search.Collector,ReduceableSearchResult>

Overrides:

reduce in class AggregationCollectorManager

Throws:

IOException

getCollectorName

public String getCollectorName()

Specified by:

getCollectorName in class AggregationCollectorManager