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Query.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 QUERY_H
8 #define QUERY_H
9
10 #include "LuceneObject.h"
11
12 namespace Lucene
13 {
31 class LPPAPI Query : public LuceneObject
32 {
33 public:
34 Query();
35 virtual ~Query();
36
37 LUCENE_CLASS(Query);
38
39 protected:
40 double boost; // query boost factor
41
42 public:
45 virtual void setBoost(double b);
46
49 virtual double getBoost();
50
62 virtual String toString(const String& field);
63
65 virtual String toString();
66
69 virtual WeightPtr createWeight(SearcherPtr searcher);
70
72 virtual WeightPtr weight(SearcherPtr searcher);
73
76 virtual QueryPtr rewrite(IndexReaderPtr reader);
77
85 virtual QueryPtr combine(Collection<QueryPtr> queries);
86
89 virtual void extractTerms(SetTerm terms);
90
94 static QueryPtr mergeBooleanQueries(Collection<BooleanQueryPtr> queries);
95
99 virtual SimilarityPtr getSimilarity(SearcherPtr searcher);
100
102 virtual LuceneObjectPtr clone(LuceneObjectPtr other = LuceneObjectPtr());
103
104 virtual int32_t hashCode();
105 virtual bool equals(LuceneObjectPtr other);
106
108 String boostString();
109 };
110 }
111
112 #endif

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