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FileReader.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 FILEREADER_H
8 #define FILEREADER_H
9 
10 #include "Reader.h"
11 
12 namespace Lucene
13 {
15  class LPPAPI FileReader : public Reader
16  {
17  public:
19  FileReader(const String& fileName);
20  virtual ~FileReader();
21 
23 
24  protected:
25  ifstreamPtr file;
26  int64_t _length;
27  ByteArray fileBuffer;
28 
29  public:
30  static const int32_t FILE_EOF;
31  static const int32_t FILE_ERROR;
32 
33  public:
35  virtual int32_t read();
36 
38  virtual int32_t read(wchar_t* buffer, int32_t offset, int32_t length);
39 
41  virtual void close();
42 
44  virtual bool markSupported();
45 
47  virtual void reset();
48 
50  virtual int64_t length();
51  };
52 }
53 
54 #endif

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