public class ValueCountAggregator extends NumericMetricsAggregator.SingleValue
NumericMetricsAggregator.MultiValue, NumericMetricsAggregator.SingleValue
Aggregator.Parser, Aggregator.SubAggCollectionMode
collectableSubAggregators, context, DEFAULT_WEIGHT, name, parent, subAggregators
NO_OP_COLLECTOR
Constructor and Description |
---|
ValueCountAggregator(java.lang.String name,
ValuesSource valuesSource,
SearchContext aggregationContext,
Aggregator parent,
java.util.List<PipelineAggregator> pipelineAggregators,
java.util.Map<java.lang.String,java.lang.Object> metaData) |
Modifier and Type | Method and Description |
---|---|
InternalAggregation |
buildAggregation(long bucket)
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. |
double |
metric(long owningBucketOrd) |
buildEmptySubAggregations, close, context, doPostCollection, doPreCollection, getDeferringCollector, getLeafCollector, metaData, name, needsScores, parent, pipelineAggregators, postCollection, preCollection, runDeferredCollections, shouldDefer, subAggregator, subAggregators, toString
descendsFromBucketAggregator
wrap
public ValueCountAggregator(java.lang.String name, ValuesSource valuesSource, SearchContext aggregationContext, Aggregator parent, java.util.List<PipelineAggregator> pipelineAggregators, java.util.Map<java.lang.String,java.lang.Object> metaData) throws java.io.IOException
java.io.IOException
public LeafBucketCollector getLeafCollector(org.apache.lucene.index.LeafReaderContext ctx, LeafBucketCollector sub) throws java.io.IOException
AggregatorBase
LeafBucketCollector
for the given ctx, which should
delegate to the given collector.getLeafCollector
in class AggregatorBase
java.io.IOException
public double metric(long owningBucketOrd)
metric
in class NumericMetricsAggregator.SingleValue
public InternalAggregation buildAggregation(long bucket)
Aggregator
bucket
.buildAggregation
in class Aggregator
public InternalAggregation buildEmptyAggregation()
Aggregator
buildEmptyAggregation
in class Aggregator
public void doClose()
AggregatorBase
doClose
in class AggregatorBase