Package org.apache.lucene.search
Class FilterCollector
- java.lang.Object
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- org.apache.lucene.search.FilterCollector
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- All Implemented Interfaces:
Collector
- Direct Known Subclasses:
CachingCollector,PositiveScoresOnlyCollector
public abstract class FilterCollector extends Object implements Collector
Collectordelegator.- WARNING: This API is experimental and might change in incompatible ways in the next release.
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Constructor Summary
Constructors Constructor Description FilterCollector(Collector in)Sole constructor.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description LeafCollectorgetLeafCollector(LeafReaderContext context)Create a newcollectorto collect the given context.ScoreModescoreMode()Indicates what features are required from the scorer.voidsetWeight(Weight weight)Set theWeightthat will be used to produce scorers that will feedLeafCollectors.StringtoString()
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Field Detail
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in
protected final Collector in
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Constructor Detail
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FilterCollector
public FilterCollector(Collector in)
Sole constructor.
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Method Detail
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getLeafCollector
public LeafCollector getLeafCollector(LeafReaderContext context) throws IOException
Description copied from interface:CollectorCreate a newcollectorto collect the given context.- Specified by:
getLeafCollectorin interfaceCollector- Parameters:
context- next atomic reader context- Throws:
IOException
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setWeight
public void setWeight(Weight weight)
Description copied from interface:CollectorSet theWeightthat will be used to produce scorers that will feedLeafCollectors. This is typically useful to have access toWeight.count(org.apache.lucene.index.LeafReaderContext)fromCollector.getLeafCollector(org.apache.lucene.index.LeafReaderContext).
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