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LowerCaseFilter.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 LOWERCASEFILTER_H
8 #define LOWERCASEFILTER_H
9 
10 #include "TokenFilter.h"
11 
12 namespace Lucene {
13 
15 class LPPAPI LowerCaseFilter : public TokenFilter {
16 public:
17  LowerCaseFilter(const TokenStreamPtr& input);
18  virtual ~LowerCaseFilter();
19 
21 
22 protected:
24 
25 public:
26  virtual bool incrementToken();
27 };
28 
29 }
30 
31 #endif
boost::shared_ptr< TermAttribute > TermAttributePtr
Definition: LuceneTypes.h:58
TermAttributePtr termAtt
Definition: LowerCaseFilter.h:20
#define LUCENE_CLASS(Name)
Definition: LuceneObject.h:24
Definition: AbstractAllTermDocs.h:12
A TokenFilter is a TokenStream whose input is another TokenStream.
Definition: TokenFilter.h:18
boost::shared_ptr< TokenStream > TokenStreamPtr
Definition: LuceneTypes.h:63
Normalizes token text to lower case.
Definition: LowerCaseFilter.h:15

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