src/Word.h

/*  -*- C++ -*-

    textIR - A fast text document retrieval engine

    Copyright (C) 2005-2009 Laurence Park

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.

    File information:
    $Header: /home/staff/lapark/cvsroot/web_search/textIR/src/Word.h,v 1.7 2009/10/08 06:41:31 lapark Exp $
*/

#ifndef WORD_H
#define WORD_H

#include "FileIO.h"
#include "Element.h"
#include "ElementList.tcc"

class Word : public Element {
public:

  Word(char *word, int wordNumber, int totalCount = 0, 
       int documentCount = 0, FILE_POS_TYPE filePosition = 0, float weight = 0);

  Word(FileIO *file);

  ~Word(void);

  void incrementTotalCount(void);

  void incrementDocumentCount(void);

  int documentCount(void);

  int totalCount(void);

  int length(void);
  
  void weight(float);

  float weight(void);

  void purge(FileIO *file);

  void salvage(FileIO *file);

  bool operator< (const Word &word) const;

  bool operator== (const Word &word) const;

  void operator= (const Word &word);

  friend class ElementList<Word>;

private:
  int _documentCount; 
  int _totalCount; 

  float _weight; 
};



// for plsa
/*
class OrderHash {
 public:
  bool operator() (const Word *x, const Word *y) {
    return (x->_hashNumber < y->_hashNumber);
  }
};
*/

#endif

---