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CharFilter.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 CHARFILTER_H
8 #define CHARFILTER_H
9 
10 #include "CharStream.h"
11 
12 namespace Lucene
13 {
17  class LPPAPI CharFilter : public CharStream
18  {
19  protected:
21  public:
22  virtual ~CharFilter();
23 
25 
26  protected:
27  CharStreamPtr input;
28 
29  protected:
33  virtual int32_t correct(int32_t currentOff);
34 
36  virtual int32_t correctOffset(int32_t currentOff);
37 
38  virtual void close();
39  virtual int32_t read(wchar_t* buffer, int32_t offset, int32_t length);
40  virtual bool markSupported();
41  virtual void mark(int32_t readAheadLimit);
42  virtual void reset();
43  };
44 }
45 
46 #endif

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