xapian-core/api/valuesetmatchdecider.cc

   1 /** @file
   2  * @brief MatchDecider subclass for filtering results by value.
   3  */
   4 /* Copyright 2008 Lemur Consulting Ltd
   5  * Copyright 2009 Olly Betts
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License as
   9  * published by the Free Software Foundation; either version 2 of the
  10  * License, or (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301
  20  * USA
  21  */
  22
  23 #include <config.h>
  24
  25 #include "xapian/valuesetmatchdecider.h"
  26
  27 #include "xapian/document.h"
  28
  29 using namespace std;
  30
  31 namespace Xapian {
  32
  33 bool
  34 ValueSetMatchDecider::operator()(const Xapian::Document& doc) const
  35 {
  36     string value = doc.get_value(valuenum);
  37     set<string>::const_iterator it = testset.find(value);
  38     if (inclusive)
  39         return it != testset.end();
  40     else
  41         return it == testset.end();
  42 }
  43
  44 }