src/add-ons/index_server/fulltext/CLuceneDataBase.h

   1 /*
   2  * Copyright 2010, Haiku.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Authors:
   6  *              Clemens Zeidler <haiku@clemens-zeidler.de>
   7  */
   8 #ifndef CLUCENE_DATA_BASE_H
   9 #define CLUCENE_DATA_BASE_H
  10
  11
  12 #include <vector>
  13
  14 #include <Path.h>
  15
  16 #include "TextDataBase.h"
  17
  18 #include <CLucene.h>
  19
  20
  21 using namespace lucene::index;
  22 using namespace lucene::analysis::standard;
  23
  24
  25 class CLuceneWriteDataBase : public TextWriteDataBase {
  26 public:
  27                                                                 CLuceneWriteDataBase(const BPath& databasePath);
  28                                                                 ~CLuceneWriteDataBase();
  29
  30                         status_t                        InitCheck();
  31
  32                         status_t                        AddDocument(const entry_ref& ref);
  33                         status_t                        RemoveDocument(const entry_ref& ref);
  34                         status_t                        Commit();
  35
  36 private:
  37                         IndexWriter*            _OpenIndexWriter();
  38                         IndexReader*            _OpenIndexReader();
  39
  40                         bool                            _RemoveDocuments(std::vector<entry_ref>& docs);
  41                         bool                            _RemoveDocument(wchar_t* doc,
  42                                                                         IndexReader* reader);
  43
  44                         bool                            _IndexDocument(const entry_ref& ref);
  45
  46                         BPath                           fDataBasePath;
  47
  48                         BPath                           fTempPath;
  49
  50                         std::vector<entry_ref>  fAddQueue;
  51                         std::vector<entry_ref>  fDeleteQueue;
  52
  53                         StandardAnalyzer        fStandardAnalyzer;
  54
  55                         IndexWriter*            fIndexWriter;
  56 };
  57
  58 #endif