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LengthFilter.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 LENGTHFILTER_H
8#define LENGTHFILTER_H
9
10#include "TokenFilter.h"
11
12 namespace Lucene {
13
15 class LPPAPI LengthFilter : public TokenFilter {
16 public:
18 LengthFilter(const TokenStreamPtr& input, int32_t min, int32_t max);
19 virtual ~LengthFilter();
20
21 LUCENE_CLASS(LengthFilter);
22
23 public:
24 int32_t min;
25 int32_t max;
26
27 protected:
28 TermAttributePtr termAtt;
29
30 public:
32 virtual bool incrementToken();
33};
34
35}
36
37#endif
LUCENE_CLASS
#define LUCENE_CLASS(Name)
Definition LuceneObject.h:24
TokenFilter.h
Lucene::LengthFilter::min
int32_t min
Definition LengthFilter.h:24
Lucene::LengthFilter::max
int32_t max
Definition LengthFilter.h:25
Lucene::LengthFilter::LengthFilter
LengthFilter(const TokenStreamPtr &input, int32_t min, int32_t max)
Build a filter that removes words that are too long or too short from the text.
Lucene::LengthFilter::termAtt
TermAttributePtr termAtt
Definition LengthFilter.h:28
Lucene::LengthFilter::~LengthFilter
virtual ~LengthFilter()
Lucene::LengthFilter::incrementToken
virtual bool incrementToken()
Returns the next input Token whose term() is the right len.
Lucene::TokenFilter::TokenFilter
TokenFilter(const TokenStreamPtr &input)
Construct a token stream filtering the given input.
Lucene::TokenFilter::input
TokenStreamPtr input
The source of tokens for this filter.
Definition TokenFilter.h:30
Lucene
Definition AbstractAllTermDocs.h:12
Lucene::TokenStreamPtr
boost::shared_ptr< TokenStream > TokenStreamPtr
Definition LuceneTypes.h:63
Lucene::TermAttributePtr
boost::shared_ptr< TermAttribute > TermAttributePtr
Definition LuceneTypes.h:58

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