public class HistogramAggregator extends BucketsAggregator
Modifier and Type | Class and Description |
---|---|
static class |
HistogramAggregator.Factory |
Aggregator.Parser, Aggregator.SubAggCollectionMode
collectableSubAggregators, context, name, parent, subAggregators
NO_OP_COLLECTOR
Constructor and Description |
---|
HistogramAggregator(String name,
AggregatorFactories factories,
Rounding rounding,
org.elasticsearch.search.aggregations.bucket.histogram.InternalOrder order,
boolean keyed,
long minDocCount,
ExtendedBounds extendedBounds,
ValuesSource.Numeric valuesSource,
ValueFormatter formatter,
InternalHistogram.Factory<?> histogramFactory,
AggregationContext aggregationContext,
Aggregator parent,
List<PipelineAggregator> pipelineAggregators,
Map<String,Object> metaData) |
Modifier and Type | Method and Description |
---|---|
InternalAggregation |
buildAggregation(long owningBucketOrdinal)
Build an aggregation for data that has been collected into
bucket . |
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. |
boolean |
needsScores()
Most aggregators don't need scores, make sure to extend this method if
your aggregator needs them.
|
bucketAggregations, bucketDocCount, bucketEmptyAggregations, close, collectBucket, collectExistingBucket, getDocCounts, grow, incrementBucketDocCount, maxBucketOrd
buildEmptySubAggregations, context, doPostCollection, doPreCollection, getDeferringCollector, getLeafCollector, metaData, name, parent, pipelineAggregators, postCollection, preCollection, runDeferredCollections, shouldDefer, subAggregator, subAggregators, toString
descendsFromBucketAggregator
wrap
public HistogramAggregator(String name, AggregatorFactories factories, Rounding rounding, org.elasticsearch.search.aggregations.bucket.histogram.InternalOrder order, boolean keyed, long minDocCount, @Nullable ExtendedBounds extendedBounds, @Nullable ValuesSource.Numeric valuesSource, ValueFormatter formatter, InternalHistogram.Factory<?> histogramFactory, AggregationContext aggregationContext, Aggregator parent, List<PipelineAggregator> pipelineAggregators, Map<String,Object> metaData) throws IOException
IOException
public boolean needsScores()
AggregatorBase
needsScores
in interface org.apache.lucene.search.Collector
needsScores
in class AggregatorBase
public LeafBucketCollector getLeafCollector(org.apache.lucene.index.LeafReaderContext ctx, LeafBucketCollector sub) throws IOException
AggregatorBase
LeafBucketCollector
for the given ctx, which should
delegate to the given collector.getLeafCollector
in class AggregatorBase
IOException
public InternalAggregation buildAggregation(long owningBucketOrdinal) throws IOException
Aggregator
bucket
.buildAggregation
in class Aggregator
IOException
public InternalAggregation buildEmptyAggregation()
Aggregator
buildEmptyAggregation
in class Aggregator
public void doClose()
AggregatorBase
doClose
in class AggregatorBase
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