You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
47 lines
1.1 KiB
47 lines
1.1 KiB
3 years ago
|
#ifndef _FuzzyExpander_h_
|
||
|
|
#define _FuzzyExpander_h_
|
||
|
|
|
||
|
|
//
|
||
|
|
// FuzzyExpander.h
|
||
|
|
//
|
||
|
|
// FuzzyExpander: (abstract) root of a family of query factories.
|
||
|
|
// They make fuzzy queries for given words
|
||
|
|
// and store word weights to results
|
||
|
|
// by using the existing fuzzy algorithms
|
||
|
|
//
|
||
|
|
// Part of the ht://Dig package <http://www.htdig.org/>
|
||
|
|
// Copyright (c) 1995-2004 The ht://Dig Group
|
||
|
|
// For copyright details, see the file COPYING in your distribution
|
||
|
|
// or the GNU Library General Public License (LGPL) version 2 or later
|
||
|
|
// <http://www.gnu.org/copyleft/lgpl.html>
|
||
|
|
//
|
||
|
|
// $Id: FuzzyExpander.h,v 1.4 2004/05/28 13:15:24 lha Exp $
|
||
|
|
//
|
||
|
|
|
||
|
|
//
|
||
|
|
// for details about the basic architectural pattern see the book:
|
||
|
|
// Design Patterns, by the infamous GoF
|
||
|
|
// Factory pattern
|
||
|
|
//
|
||
|
|
|
||
|
|
#ifdef HAVE_CONFIG_H
|
||
|
|
#include "htconfig.h"
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#include "htString.h"
|
||
|
|
|
||
|
|
class Query;
|
||
|
|
|
||
|
|
// abstract
|
||
|
|
class FuzzyExpander
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
FuzzyExpander() {}
|
||
|
|
virtual ~FuzzyExpander() {}
|
||
|
|
|
||
|
|
// generate a query for this word
|
||
|
|
virtual Query *MakeQuery(const String &word) = 0;
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif
|