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Reader.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 READER_H
8 #define READER_H
9 
10 #include "LuceneObject.h"
11 
12 namespace Lucene
13 {
15  class LPPAPI Reader : public LuceneObject
16  {
17  protected:
18  Reader();
19 
20  public:
21  virtual ~Reader();
23 
24  public:
25  static const int32_t READER_EOF;
26 
28  virtual int32_t read();
29 
31  virtual int32_t read(wchar_t* buffer, int32_t offset, int32_t length) = 0;
32 
34  virtual int64_t skip(int64_t n);
35 
37  virtual void close() = 0;
38 
40  virtual bool markSupported();
41 
44  virtual void mark(int32_t readAheadLimit);
45 
49  virtual void reset();
50 
52  virtual int64_t length();
53  };
54 }
55 
56 #endif

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