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TopScoreDocCollector.h
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1 // Copyright (c) 2009-2014 Alan Wright. All rights reserved.
3 // Distributable under the terms of either the Apache License (Version 2.0)
4 // or the GNU Lesser General Public License.
6 
7 #ifndef TOPSCOREDOCCOLLECTOR_H
8 #define TOPSCOREDOCCOLLECTOR_H
9 
10 #include "TopDocsCollector.h"
11 
12 namespace Lucene {
13 
21 class LPPAPI TopScoreDocCollector : public TopDocsCollector {
22 public:
23  TopScoreDocCollector(int32_t numHits);
24  virtual ~TopScoreDocCollector();
25 
27 
28 INTERNAL:
29  ScoreDocPtr pqTop;
30  int32_t docBase;
32 
33 public:
38  static TopScoreDocCollectorPtr create(int32_t numHits, bool docsScoredInOrder);
39 
40  virtual void setNextReader(const IndexReaderPtr& reader, int32_t docBase);
41  virtual void setScorer(const ScorerPtr& scorer);
42 
43 protected:
44  virtual TopDocsPtr newTopDocs(Collection<ScoreDocPtr> results, int32_t start);
45 };
46 
47 }
48 
49 #endif
boost::shared_ptr< TopScoreDocCollector > TopScoreDocCollectorPtr
Definition: LuceneTypes.h:475
boost::weak_ptr< Scorer > ScorerWeakPtr
Definition: LuceneTypes.h:429
A Collector implementation that collects the top-scoring hits, returning them as a TopDocs...
Definition: TopScoreDocCollector.h:21
boost::shared_ptr< ScoreDoc > ScoreDocPtr
Definition: LuceneTypes.h:428
A base class for all collectors that return a TopDocs output. This collector allows easy extension by...
Definition: TopDocsCollector.h:21
boost::shared_ptr< Scorer > ScorerPtr
Definition: LuceneTypes.h:429
boost::shared_ptr< IndexReader > IndexReaderPtr
Definition: LuceneTypes.h:157
boost::shared_ptr< TopDocs > TopDocsPtr
Definition: LuceneTypes.h:471
#define LUCENE_CLASS(Name)
Definition: LuceneObject.h:24
Definition: AbstractAllTermDocs.h:12
int32_t docBase
Definition: TopScoreDocCollector.h:30
ScorerWeakPtr _scorer
Definition: TopScoreDocCollector.h:31

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