Package org.apache.solr.search
Class DelegatingCollector
- java.lang.Object
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- org.apache.lucene.search.SimpleCollector
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- org.apache.solr.search.DelegatingCollector
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- All Implemented Interfaces:
org.apache.lucene.search.Collector
,org.apache.lucene.search.LeafCollector
public class DelegatingCollector extends org.apache.lucene.search.SimpleCollector
A simple delegating collector where one can set the delegate after creation
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Field Summary
Fields Modifier and Type Field Description protected org.apache.lucene.index.LeafReaderContext
context
protected org.apache.lucene.search.Collector
delegate
protected int
docBase
protected org.apache.lucene.search.LeafCollector
leafDelegate
protected org.apache.lucene.search.Scorable
scorer
static int
setLastDelegateCount
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Constructor Summary
Constructors Constructor Description DelegatingCollector()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
collect(int doc)
void
complete()
since 9.4protected void
doSetNextReader(org.apache.lucene.index.LeafReaderContext context)
void
finish()
From Solr 9.4 using Lucene 9.8 onwardsDelegatingCollector.finish
clashes with the super class'sLeafCollector.finish
method.org.apache.lucene.search.Collector
getDelegate()
org.apache.lucene.search.ScoreMode
scoreMode()
void
setDelegate(org.apache.lucene.search.Collector delegate)
void
setLastDelegate(org.apache.lucene.search.Collector delegate)
Sets the last delegate in a chain of DelegatingCollectorsvoid
setScorer(org.apache.lucene.search.Scorable scorer)
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Field Detail
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setLastDelegateCount
public static int setLastDelegateCount
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delegate
protected org.apache.lucene.search.Collector delegate
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leafDelegate
protected org.apache.lucene.search.LeafCollector leafDelegate
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scorer
protected org.apache.lucene.search.Scorable scorer
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context
protected org.apache.lucene.index.LeafReaderContext context
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docBase
protected int docBase
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Method Detail
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getDelegate
public org.apache.lucene.search.Collector getDelegate()
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setDelegate
public void setDelegate(org.apache.lucene.search.Collector delegate)
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setLastDelegate
public void setLastDelegate(org.apache.lucene.search.Collector delegate)
Sets the last delegate in a chain of DelegatingCollectors
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setScorer
public void setScorer(org.apache.lucene.search.Scorable scorer) throws IOException
- Specified by:
setScorer
in interfaceorg.apache.lucene.search.LeafCollector
- Overrides:
setScorer
in classorg.apache.lucene.search.SimpleCollector
- Throws:
IOException
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scoreMode
public org.apache.lucene.search.ScoreMode scoreMode()
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collect
public void collect(int doc) throws IOException
- Specified by:
collect
in interfaceorg.apache.lucene.search.LeafCollector
- Specified by:
collect
in classorg.apache.lucene.search.SimpleCollector
- Throws:
IOException
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doSetNextReader
protected void doSetNextReader(org.apache.lucene.index.LeafReaderContext context) throws IOException
- Overrides:
doSetNextReader
in classorg.apache.lucene.search.SimpleCollector
- Throws:
IOException
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finish
public final void finish() throws IOException
From Solr 9.4 using Lucene 9.8 onwardsDelegatingCollector.finish
clashes with the super class'sLeafCollector.finish
method. Please relocate any finishing logic into theDelegatingCollector.complete
replacement completion method.- Throws:
IOException
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complete
public void complete() throws IOException
since 9.4- Throws:
IOException
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