Lucene++ - a full-featured, c++ search engine
API Documentation

- Main Page
- Related Pages
- Namespaces
- Data Structures
- Files

- File List
- Globals

All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Pages
IndexInput.h
Go to the documentation of this file.
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 INDEXINPUT_H
8 #define INDEXINPUT_H
9
10 #include "LuceneObject.h"
11
12 namespace Lucene
13 {
17 class LPPAPI IndexInput : public LuceneObject
18 {
19 public:
20 IndexInput();
21 virtual ~IndexInput();
22
23 LUCENE_CLASS(IndexInput);
24
25 protected:
26 bool preUTF8Strings; // true if we are reading old (modified UTF8) string format
27
28 public:
31 virtual uint8_t readByte() = 0;
32
38 virtual void readBytes(uint8_t* b, int32_t offset, int32_t length) = 0;
39
49 virtual void readBytes(uint8_t* b, int32_t offset, int32_t length, bool useBuffer);
50
53 virtual int32_t readInt();
54
58 virtual int32_t readVInt();
59
62 virtual int64_t readLong();
63
66 virtual int64_t readVLong();
67
70 virtual void setModifiedUTF8StringsMode();
71
74 virtual String readString();
75
77 virtual String readModifiedUTF8String();
78
84 virtual int32_t readChars(wchar_t* buffer, int32_t start, int32_t length);
85
94 virtual void skipChars(int32_t length);
95
97 virtual void close() = 0;
98
101 virtual int64_t getFilePointer() = 0;
102
105 virtual void seek(int64_t pos) = 0;
106
108 virtual int64_t length() = 0;
109
117 virtual LuceneObjectPtr clone(LuceneObjectPtr other = LuceneObjectPtr());
118
120 virtual MapStringString readStringStringMap();
121 };
122 }
123
124 #endif

clucene.sourceforge.net