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StopAnalyzer.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 STOPANALYZER_H
8 #define STOPANALYZER_H
9
10 #include "Analyzer.h"
11
12 namespace Lucene {
13
18 class LPPAPI StopAnalyzer : public Analyzer {
19 public:
21 StopAnalyzer(LuceneVersion::Version matchVersion);
22
24 StopAnalyzer(LuceneVersion::Version matchVersion, HashSet<String> stopWords);
25
27 StopAnalyzer(LuceneVersion::Version matchVersion, const String& stopwordsFile);
28
30 StopAnalyzer(LuceneVersion::Version matchVersion, const ReaderPtr& stopwords);
31
32 virtual ~StopAnalyzer();
33
34 LUCENE_CLASS(StopAnalyzer);
35
36 protected:
37 HashSet<String> stopWords;
38 bool enablePositionIncrements;
39
40 static const wchar_t* _ENGLISH_STOP_WORDS_SET[];
41
42 public:
44 static const HashSet<String> ENGLISH_STOP_WORDS_SET();
45
46 virtual TokenStreamPtr tokenStream(const String& fieldName, const ReaderPtr& reader);
47 virtual TokenStreamPtr reusableTokenStream(const String& fieldName, const ReaderPtr& reader);
48 };
49
50 }
51
52 #endif
Analyzer.h
Lucene::Analyzer
An Analyzer builds TokenStreams, which analyze text. It thus represents a policy for extracting index...
Definition: Analyzer.h:19
LUCENE_CLASS
#define LUCENE_CLASS(Name)
Definition: LuceneObject.h:24
Lucene::LuceneVersion::Version
Version
Definition: Constants.h:40
Lucene::ReaderPtr
boost::shared_ptr< Reader > ReaderPtr
Definition: LuceneTypes.h:547
Lucene::StopAnalyzer::enablePositionIncrements
bool enablePositionIncrements
Definition: StopAnalyzer.h:38
Lucene
Definition: AbstractAllTermDocs.h:12
Lucene::HashSet< String >
Lucene::StopAnalyzer::stopWords
HashSet< String > stopWords
Definition: StopAnalyzer.h:34
Lucene::TokenStreamPtr
boost::shared_ptr< TokenStream > TokenStreamPtr
Definition: LuceneTypes.h:63
Lucene::StopAnalyzer
Filters LetterTokenizer with LowerCaseFilter and StopFilter.
Definition: StopAnalyzer.h:18

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