org.apache.solr.analytics.accumulator

Class ValueAccumulator

java.lang.Object

org.apache.lucene.search.SimpleCollector

org.apache.solr.analytics.accumulator.ValueAccumulator

All Implemented Interfaces:

Collector, LeafCollector

Direct Known Subclasses:

BasicAccumulator, FieldFacetAccumulator, QueryFacetAccumulator

public abstract class ValueAccumulator
extends SimpleCollector

Abstract Collector that manages all StatsCollectors, Expressions and Facets.

Constructor Summary

Constructors

Constructor and Description
ValueAccumulator()

Method Summary

Methods

Modifier and Type	Method and Description
abstract void	compute() Finalizes the statistics within each StatsCollector.
abstract NamedList<?>	export()
void	postProcess()

Methods inherited from class org.apache.lucene.search.SimpleCollector

collect, doSetNextReader, getLeafCollector, setScorer

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.lucene.search.Collector

needsScores

Constructor Detail

ValueAccumulator

public ValueAccumulator()

Method Detail

compute

public abstract void compute()

Finalizes the statistics within each StatsCollector. Must be called before export().

export

public abstract NamedList<?> export()

postProcess

public void postProcess()
                 throws IOException

Throws:

IOException