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BufferedReader.h
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1 // Copyright (c) 2009-2014 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 BUFFEREDREADER_H
8 #define BUFFEREDREADER_H
9
10 #include "Reader.h"
11
12 namespace Lucene {
13
16 class LPPAPI BufferedReader : public Reader {
17 public:
19 BufferedReader(const ReaderPtr& reader, int32_t size = READER_BUFFER);
20 virtual ~BufferedReader();
21
22 LUCENE_CLASS(BufferedReader);
23
24 protected:
25 ReaderPtr reader;
26 int32_t bufferSize;
27 int32_t bufferLength; // end of valid bytes
28 int32_t bufferPosition; // next byte to read
29 CharArray buffer;
30
31 public:
32 static const int32_t READER_BUFFER;
33
34 public:
36 virtual int32_t read();
37
39 virtual int32_t read(wchar_t* b, int32_t offset, int32_t length);
40
42 virtual bool readLine(String& line);
43
45 virtual void close();
46
48 virtual bool markSupported();
49
51 virtual void reset();
52
53 protected:
55 int32_t refill();
56
58 int32_t peek();
59 };
60
61 }
62
63 #endif
LUCENE_CLASS
#define LUCENE_CLASS(Name)
Definition: LuceneObject.h:24
Lucene::ReaderPtr
boost::shared_ptr< Reader > ReaderPtr
Definition: LuceneTypes.h:547
Lucene::BufferedReader
Read text from a character-input stream, buffering characters so as to provide for the efficient read...
Definition: BufferedReader.h:16
Lucene
Definition: AbstractAllTermDocs.h:12
Lucene::BufferedReader::READER_BUFFER
static const int32_t READER_BUFFER
Definition: BufferedReader.h:32
Lucene::BufferedReader::buffer
CharArray buffer
Definition: BufferedReader.h:29
Lucene::BufferedReader::bufferLength
int32_t bufferLength
Definition: BufferedReader.h:27
Lucene::Reader
Abstract class for reading character streams.
Definition: Reader.h:15
Reader.h
Lucene::BufferedReader::bufferSize
int32_t bufferSize
Definition: BufferedReader.h:26
Lucene::BufferedReader::bufferPosition
int32_t bufferPosition
Definition: BufferedReader.h:28

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