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


 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Pages
Analyzer.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 ANALYZER_H
8 #define ANALYZER_H
9 
10 #include "CloseableThreadLocal.h"
11 
12 namespace Lucene
13 {
19  class LPPAPI Analyzer : public LuceneObject
20  {
21  public:
22  virtual ~Analyzer();
24 
25  protected:
27 
28  public:
31  virtual TokenStreamPtr tokenStream(const String& fieldName, ReaderPtr reader) = 0;
32 
36  virtual TokenStreamPtr reusableTokenStream(const String& fieldName, ReaderPtr reader);
37 
46  virtual int32_t getPositionIncrementGap(const String& fieldName);
47 
54  virtual int32_t getOffsetGap(FieldablePtr field);
55 
57  virtual void close();
58 
59  protected:
62  virtual LuceneObjectPtr getPreviousTokenStream();
63 
66  virtual void setPreviousTokenStream(LuceneObjectPtr stream);
67  };
68 }
69 
70 #endif

clucene.sourceforge.net