7#ifndef BOOLEANSCORER2_H
8#define BOOLEANSCORER2_H
#define LUCENE_CLASS(Name)
Definition LuceneObject.h:24
See the description in BooleanScorer, comparing BooleanScorer & BooleanScorer2.
Definition BooleanScorer2.h:20
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...
ScorerPtr makeCountingSumScorer()
Returns the scorer to be used for match counting and score summing. Uses requiredScorers,...
ScorerPtr addProhibitedScorers(const ScorerPtr &requiredCountingSumScorer)
Returns the scorer to be used for match counting and score summing. Uses the given required scorer an...
int32_t doc
Definition BooleanScorer2.h:50
virtual double score()
Returns the score of the current document matching the query. Initially invalid, until nextDoc() or a...
virtual ~BooleanScorer2()
CoordinatorPtr coordinator
Definition BooleanScorer2.h:44
ScorerPtr countingSumScorer
The scorer to which all scoring will be delegated, except for computing and using the coordination fa...
Definition BooleanScorer2.h:47
ScorerPtr dualConjunctionSumScorer(const ScorerPtr &req1, const ScorerPtr &req2)
Collection< ScorerPtr > prohibitedScorers
Definition BooleanScorer2.h:42
ScorerPtr countingDisjunctionSumScorer(Collection< ScorerPtr > scorers, int32_t minNrShouldMatch)
virtual int32_t docID()
Returns the following:
virtual void score(const CollectorPtr &collector)
Scores and collects all matching documents.
ScorerPtr makeCountingSumScorerNoReq()
virtual void initialize()
Called directly after instantiation to create objects that depend on this object being fully construc...
BooleanScorer2(const SimilarityPtr &similarity, int32_t minNrShouldMatch, Collection< ScorerPtr > required, Collection< ScorerPtr > prohibited, Collection< ScorerPtr > optional)
Creates a Scorer with the given similarity and lists of required, prohibited and optional scorers....
ScorerPtr countingConjunctionSumScorer(Collection< ScorerPtr > requiredScorers)
virtual int32_t advance(int32_t target)
Advances to the first beyond the current whose document number is greater than or equal to target....
Collection< ScorerPtr > optionalScorers
Definition BooleanScorer2.h:41
Collection< ScorerPtr > requiredScorers
Definition BooleanScorer2.h:40
virtual bool score(const CollectorPtr &collector, int32_t max, int32_t firstDocID)
Collects matching documents in a range. Hook for optimization. Note, firstDocID is added to ensure th...
ScorerPtr makeCountingSumScorerSomeReq()
int32_t minNrShouldMatch
Definition BooleanScorer2.h:49
Utility template class to handle collections that can be safely copied and shared.
Definition Collection.h:17
Scorer for conjunctions, sets of queries, all of which are required.
Definition ConjunctionScorer.h:15
Collection< ScorerPtr > scorers
Definition ConjunctionScorer.h:23
Definition BooleanScorer2.h:85
Collection< double > coordFactors
Definition BooleanScorer2.h:94
int32_t nrMatchers
Definition BooleanScorer2.h:96
BooleanScorer2WeakPtr _scorer
Definition BooleanScorer2.h:93
Coordinator(const BooleanScorer2Ptr &scorer)
int32_t maxCoord
Definition BooleanScorer2.h:95
Definition BooleanScorer2.h:145
virtual ~CountingConjunctionSumScorer()
int32_t requiredNrMatchers
Definition BooleanScorer2.h:155
virtual double score()
Returns the score of the current document matching the query. Initially invalid, until nextDoc() or a...
CountingConjunctionSumScorer(const BooleanScorer2Ptr &scorer, const SimilarityPtr &similarity, Collection< ScorerPtr > scorers)
BooleanScorer2WeakPtr _scorer
Definition BooleanScorer2.h:153
double lastDocScore
Definition BooleanScorer2.h:158
int32_t lastScoredDoc
Definition BooleanScorer2.h:154
Definition BooleanScorer2.h:125
BooleanScorer2WeakPtr _scorer
Definition BooleanScorer2.h:133
double lastDocScore
Definition BooleanScorer2.h:137
virtual double score()
Returns the score of the current document matching the query. Initially invalid, until next() is call...
virtual ~CountingDisjunctionSumScorer()
int32_t lastScoredDoc
Definition BooleanScorer2.h:134
CountingDisjunctionSumScorer(const BooleanScorer2Ptr &scorer, Collection< ScorerPtr > subScorers, int32_t minimumNrMatchers)
A Scorer for OR like queries, counterpart of ConjunctionScorer. This Scorer implements Scorer#skipTo(...
Definition DisjunctionSumScorer.h:16
int32_t minimumNrMatchers
The minimum number of scorers that should match.
Definition DisjunctionSumScorer.h:31
Collection< ScorerPtr > subScorers
The subscorers.
Definition DisjunctionSumScorer.h:28
Base class for all Lucene classes.
Definition LuceneObject.h:31
Common scoring functionality for different types of queries.
Definition Scorer.h:33
SimilarityPtr similarity
Definition Scorer.h:45
Count a scorer as a single match.
Definition BooleanScorer2.h:105
double lastDocScore
Definition BooleanScorer2.h:116
CoordinatorPtr coordinator
Definition BooleanScorer2.h:114
int32_t lastScoredDoc
Definition BooleanScorer2.h:115
virtual ~SingleMatchScorer()
ScorerPtr scorer
Definition BooleanScorer2.h:113
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...
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 double score()
Returns the score of the current document matching the query. Initially invalid, until nextDoc() or a...
SingleMatchScorer(const ScorerPtr &scorer, const CoordinatorPtr &coordinator)
virtual int32_t docID()
Returns the following:
Definition AbstractAllTermDocs.h:12
boost::shared_ptr< Coordinator > CoordinatorPtr
Definition LuceneTypes.h:305
boost::shared_ptr< BooleanScorer2 > BooleanScorer2Ptr
Definition LuceneTypes.h:282
boost::shared_ptr< Similarity > SimilarityPtr
Definition LuceneTypes.h:435
boost::shared_ptr< Collector > CollectorPtr
Definition LuceneTypes.h:295
boost::shared_ptr< Scorer > ScorerPtr
Definition LuceneTypes.h:429
boost::weak_ptr< BooleanScorer2 > BooleanScorer2WeakPtr
Definition LuceneTypes.h:282