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StopFilter.h
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1 
2 // 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 STOPFILTER_H
8 #define STOPFILTER_H
9 
10 #include "TokenFilter.h"
11 
12 namespace Lucene {
13 
15 class LPPAPI StopFilter : public TokenFilter {
16 public:
28  StopFilter(bool enablePositionIncrements, const TokenStreamPtr& input, HashSet<String> stopWords, bool ignoreCase = false);
29  StopFilter(bool enablePositionIncrements, const TokenStreamPtr& input, const CharArraySetPtr& stopWords, bool ignoreCase = false);
30 
31  virtual ~StopFilter();
32 
34 
35 protected:
38 
41 
42 public:
44  static HashSet<String> makeStopSet(Collection<String> stopWords);
45 
47  virtual bool incrementToken();
48 
51  static bool getEnablePositionIncrementsVersionDefault(LuceneVersion::Version matchVersion);
52 
54  bool getEnablePositionIncrements();
55 
63  void setEnablePositionIncrements(bool enable);
64 };
65 
66 }
67 
68 #endif

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