public class CardinalityAggregator extends NumericMetricsAggregator.SingleValue
NumericMetricsAggregator.MultiValue, NumericMetricsAggregator.SingleValueAggregator.Parser, Aggregator.SubAggCollectionModecollectableSubAggregators, context, name, parent, subAggregatorsNO_OP_COLLECTOR| コンストラクタと説明 |
|---|
CardinalityAggregator(String name,
ValuesSource valuesSource,
int precision,
ValueFormatter formatter,
AggregationContext context,
Aggregator parent,
List<PipelineAggregator> pipelineAggregators,
Map<String,Object> metaData) |
| 修飾子とタイプ | メソッドと説明 |
|---|---|
InternalAggregation |
buildAggregation(long owningBucketOrdinal)
Build an aggregation for data that has been collected into
bucket. |
InternalAggregation |
buildEmptyAggregation()
Build an empty aggregation.
|
protected void |
doClose()
Release instance-specific data.
|
protected void |
doPostCollection()
Can be overriden by aggregator implementation to be called back when the collection phase ends.
|
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) |
boolean |
needsScores()
Most aggregators don't need scores, make sure to extend this method if
your aggregator needs them.
|
buildEmptySubAggregations, close, context, doPreCollection, getDeferringCollector, getLeafCollector, metaData, name, parent, pipelineAggregators, postCollection, preCollection, runDeferredCollections, shouldDefer, subAggregator, subAggregators, toStringdescendsFromBucketAggregatorwrappublic CardinalityAggregator(String name, ValuesSource valuesSource, int precision, ValueFormatter formatter, AggregationContext context, Aggregator parent, List<PipelineAggregator> pipelineAggregators, Map<String,Object> metaData) throws IOException
IOExceptionpublic boolean needsScores()
AggregatorBaseneedsScores インタフェース内 org.apache.lucene.search.CollectorneedsScores クラス内 AggregatorBasepublic LeafBucketCollector getLeafCollector(org.apache.lucene.index.LeafReaderContext ctx, LeafBucketCollector sub) throws IOException
AggregatorBaseLeafBucketCollector for the given ctx, which should
delegate to the given collector.getLeafCollector クラス内 AggregatorBaseIOExceptionprotected void doPostCollection()
AggregatorBasedoPostCollection クラス内 AggregatorBasepublic double metric(long owningBucketOrd)
public InternalAggregation buildAggregation(long owningBucketOrdinal)
Aggregatorbucket.buildAggregation クラス内 Aggregatorpublic InternalAggregation buildEmptyAggregation()
AggregatorbuildEmptyAggregation クラス内 Aggregatorprotected void doClose()
AggregatorBasedoClose クラス内 AggregatorBaseCopyright © 2009–2016. All rights reserved.