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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();
22 LUCENE_CLASS(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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