Class MetricsAggregator
java.lang.Object
org.elasticsearch.search.aggregations.BucketCollector
org.elasticsearch.search.aggregations.Aggregator
org.elasticsearch.search.aggregations.AggregatorBase
org.elasticsearch.search.aggregations.metrics.MetricsAggregator
- All Implemented Interfaces:
java.io.Closeable
,java.lang.AutoCloseable
,org.apache.lucene.search.Collector
,Releasable
- Direct Known Subclasses:
NumericMetricsAggregator
public abstract class MetricsAggregator extends AggregatorBase
-
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, DEFAULT_WEIGHT, name, parent, subAggregators
-
Constructor Summary
Constructors Modifier Constructor Description protected
MetricsAggregator(java.lang.String name, AggregationContext context, Aggregator parent, java.util.Map<java.lang.String,java.lang.Object> metadata)
-
Method Summary
Modifier and Type Method Description protected void
beforeBuildingResults(long[] ordsToCollect)
Called once before any calls tobuildAggregation(long)
so the Aggregator can finish up any work it has to do.abstract InternalAggregation
buildAggregation(long ordToCollect)
Build an aggregation for data that has been collected intoowningBucketOrd
.InternalAggregation[]
buildAggregations(long[] ordsToCollect)
Build the results of this aggregation.Methods inherited from class org.elasticsearch.search.aggregations.AggregatorBase
addRequestCircuitBreakerBytes, bigArrays, buildEmptySubAggregations, close, doClose, doPreCollection, getLeafCollector, getLeafCollector, metadata, name, parent, pointReaderIfAvailable, preCollection, preGetSubLeafCollectors, scoreMode, searcher, subAggregator, subAggregators, topLevelQuery, toString
Methods inherited from class org.elasticsearch.search.aggregations.Aggregator
bucketComparator, buildEmptyAggregation, buildTopLevel, collectDebugInfo, resolveSortPath, resolveSortPathOnValidAgg
-
Constructor Details
-
MetricsAggregator
protected MetricsAggregator(java.lang.String name, AggregationContext context, Aggregator parent, java.util.Map<java.lang.String,java.lang.Object> metadata) throws java.io.IOException- Throws:
java.io.IOException
-
-
Method Details
-
beforeBuildingResults
protected void beforeBuildingResults(long[] ordsToCollect) throws java.io.IOExceptionCalled once before any calls tobuildAggregation(long)
so the Aggregator can finish up any work it has to do.- Throws:
java.io.IOException
-
buildAggregation
Build an aggregation for data that has been collected intoowningBucketOrd
.- Throws:
java.io.IOException
-
buildAggregations
public final InternalAggregation[] buildAggregations(long[] ordsToCollect) throws java.io.IOExceptionDescription copied from class:Aggregator
Build the results of this aggregation.- Specified by:
buildAggregations
in classAggregator
- Parameters:
ordsToCollect
- 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
-