xapian-core/queryparser/termgenerator_internal.h

   1 /** @file termgenerator_internal.h
   2  * @brief TermGenerator class internals
   3  */
   4 /* Copyright (C) 2007,2012,2016 Olly Betts
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  19  */
  20
  21 #ifndef XAPIAN_INCLUDED_TERMGENERATOR_INTERNAL_H
  22 #define XAPIAN_INCLUDED_TERMGENERATOR_INTERNAL_H
  23
  24 #include "xapian/intrusive_ptr.h"
  25 #include <xapian/database.h>
  26 #include <xapian/document.h>
  27 #include <xapian/termgenerator.h>
  28 #include <xapian/queryparser.h> // For Xapian::Stopper
  29 #include <xapian/stem.h>
  30
  31 namespace Xapian {
  32
  33 class Stopper;
  34
  35 class TermGenerator::Internal : public Xapian::Internal::intrusive_base {
  36     friend class TermGenerator;
  37     Stem stemmer;
  38     stem_strategy strategy;
  39     Xapian::Internal::opt_intrusive_ptr<const Stopper> stopper;
  40     stop_strategy stop_mode;
  41     Document doc;
  42     termpos cur_pos;
  43     TermGenerator::flags flags;
  44     unsigned max_word_length;
  45     WritableDatabase db;
  46
  47   public:
  48     Internal() : strategy(STEM_SOME), stopper(NULL), stop_mode(STOP_STEMMED),
  49         cur_pos(0), flags(TermGenerator::flags(0)), max_word_length(64) { }
  50     void index_text(Utf8Iterator itor,
  51                     termcount weight,
  52                     const std::string & prefix,
  53                     bool with_positions);
  54 };
  55
  56 }
  57
  58 #endif // XAPIAN_INCLUDED_TERMGENERATOR_INTERNAL_H