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TokenStream.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 TOKENSTREAM_H
8 #define TOKENSTREAM_H
9 
10 #include "AttributeSource.h"
11 
12 namespace Lucene
13 {
44  class LPPAPI TokenStream : public AttributeSource
45  {
46  protected:
48  TokenStream();
49 
52 
55 
56  public:
57  virtual ~TokenStream();
58 
60 
61  public:
79  virtual bool incrementToken() = 0;
80 
88  virtual void end();
89 
96  virtual void reset();
97 
99  virtual void close();
100  };
101 }
102 
103 #endif

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