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ReqExclScorer.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 REQEXCLSCORER_H
8 #define REQEXCLSCORER_H
9 
10 #include "Scorer.h"
11 
12 namespace Lucene {
13 
16 class ReqExclScorer : public Scorer {
17 public:
22  virtual ~ReqExclScorer();
23 
25 
26 protected:
29  int32_t doc;
30 
31 public:
32  virtual int32_t nextDoc();
33  virtual int32_t docID();
34 
38  virtual double score();
39 
40  virtual int32_t advance(int32_t target);
41 
42 protected:
53  int32_t toNonExcluded();
54 };
55 
56 }
57 
58 #endif
DocIdSetIteratorPtr exclDisi
Definition: ReqExclScorer.h:28
int32_t toNonExcluded()
Advance to non excluded doc.
boost::shared_ptr< Scorer > ScorerPtr
Definition: LuceneTypes.h:429
int32_t doc
Definition: ReqExclScorer.h:29
virtual int32_t advance(int32_t target)
Advances to the first beyond the current whose document number is greater than or equal to target...
virtual int32_t nextDoc()
Advances to the next document in the set and returns the doc it is currently on, or NO_MORE_DOCS if t...
boost::shared_ptr< DocIdSetIterator > DocIdSetIteratorPtr
Definition: LuceneTypes.h:324
Common scoring functionality for different types of queries.
Definition: Scorer.h:22
virtual double score()
Returns the score of the current document matching the query. Initially invalid, until next() is call...
virtual int32_t docID()
Returns the following:
#define LUCENE_CLASS(Name)
Definition: LuceneObject.h:24
Definition: AbstractAllTermDocs.h:12
ScorerPtr reqScorer
Definition: ReqExclScorer.h:24
ReqExclScorer(const ScorerPtr &reqScorer, const DocIdSetIteratorPtr &exclDisi)
Construct a ReqExclScorer.
A Scorer for queries with a required subscorer and an excluding (prohibited) sub DocIdSetIterator. This Scorer implements Scorer#skipTo(int32_t), and it uses the skipTo() on the given scorers.
Definition: ReqExclScorer.h:16

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