Lucene++ - a full-featured, c++ search engine
API Documentation

ScoreCachingWrappingScorer.h
Go to the documentation of this file.
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 SCORECACHINGWRAPPINGSCORER_H
8 #define SCORECACHINGWRAPPINGSCORER_H
9
10 #include "Scorer.h"
11
12 namespace Lucene {
13
22 class LPPAPI ScoreCachingWrappingScorer : public Scorer {
23 public:
25 ScoreCachingWrappingScorer(const ScorerPtr& scorer);
26 virtual ~ScoreCachingWrappingScorer();
27
28 LUCENE_CLASS(ScoreCachingWrappingScorer);
29
30 protected:
31 ScorerWeakPtr _scorer;
32 int32_t curDoc;
33 double curScore;
34
35 public:
36 SimilarityPtr getSimilarity();
37 virtual double score();
38 virtual int32_t docID();
39 virtual int32_t nextDoc();
40 virtual void score(const CollectorPtr& collector);
41 virtual int32_t advance(int32_t target);
42
43 protected:
44 virtual bool score(const CollectorPtr& collector, int32_t max, int32_t firstDocID);
45 };
46
47 }
48
49 #endif
Scorer.h
LUCENE_CLASS
#define LUCENE_CLASS(Name)
Definition: LuceneObject.h:24
Lucene::ScorerWeakPtr
boost::weak_ptr< Scorer > ScorerWeakPtr
Definition: LuceneTypes.h:429
Lucene::ScoreCachingWrappingScorer
A Scorer which wraps another scorer and caches the score of the current document. Successive calls to...
Definition: ScoreCachingWrappingScorer.h:22
Lucene::ScoreCachingWrappingScorer::curScore
double curScore
Definition: ScoreCachingWrappingScorer.h:33
Lucene
Definition: AbstractAllTermDocs.h:12
Lucene::Scorer
Common scoring functionality for different types of queries.
Definition: Scorer.h:22
Lucene::CollectorPtr
boost::shared_ptr< Collector > CollectorPtr
Definition: LuceneTypes.h:295
Lucene::ScorerPtr
boost::shared_ptr< Scorer > ScorerPtr
Definition: LuceneTypes.h:429
Lucene::ScoreCachingWrappingScorer::curDoc
int32_t curDoc
Definition: ScoreCachingWrappingScorer.h:32
Lucene::SimilarityPtr
boost::shared_ptr< Similarity > SimilarityPtr
Definition: LuceneTypes.h:435

clucene.sourceforge.net