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Scorer.h
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1 // Copyright (c) 2009-2011 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 SCORER_H
8 #define SCORER_H
9 
10 #include "DocIdSetIterator.h"
11 
12 namespace Lucene
13 {
22  class LPPAPI Scorer : public DocIdSetIterator
23  {
24  public:
27  Scorer(SimilarityPtr similarity);
28  virtual ~Scorer();
29 
31 
32  protected:
34 
35  public:
37  SimilarityPtr getSimilarity();
38 
41  virtual void score(CollectorPtr collector);
42 
46  virtual double score() = 0;
47 
48  protected:
56  virtual bool score(CollectorPtr collector, int32_t max, int32_t firstDocID);
57 
58  friend class BooleanScorer;
60  };
61 }
62 
63 #endif

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