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.
54 lines
1.1 KiB
54 lines
1.1 KiB
//
|
|
// ExactWordQuery.cc
|
|
//
|
|
// ExactWordQuery: A Query tree leaf object. Wraps a database access
|
|
// that generates ResultLists for word matches.
|
|
//
|
|
// 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: ExactWordQuery.cc,v 1.4 2004/05/28 13:15:24 lha Exp $
|
|
//
|
|
|
|
#include "ExactWordQuery.h"
|
|
#include "WordSearcher.h"
|
|
|
|
//
|
|
// the searcher object used by all instances
|
|
// of ExactWord
|
|
//
|
|
WordSearcher *
|
|
ExactWordQuery::searcher = 0;
|
|
|
|
//
|
|
// set the weight of the matches to my weight
|
|
//
|
|
void
|
|
ExactWordQuery::AdjustWeight(ResultList &results)
|
|
{
|
|
results.SetWeight(weight);
|
|
}
|
|
|
|
//
|
|
// tell the searcher to fetch my word in the database
|
|
// return 0 if no matches
|
|
//
|
|
ResultList *
|
|
ExactWordQuery::Evaluate()
|
|
{
|
|
ResultList *result = 0;
|
|
if(searcher)
|
|
{
|
|
result = searcher->Search(word);
|
|
}
|
|
if(result && !result->Count() && !result->IsIgnore())
|
|
{
|
|
delete result;
|
|
result = 0;
|
|
}
|
|
return result;
|
|
}
|