boosths.h

   1 /*
   2 Project: J-Ben
   3 Author:  Paul Goins
   4 Website: http://www.vultaire.net/software/jben/
   5 License: GNU General Public License (GPL) version 2
   6          (http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt)
   7
   8 File: boosths.h
   9
  10 This program is free software; you can redistribute it and/or modify
  11 it under the terms of the GNU General Public License as published by
  12 the Free Software Foundation; either version 2 of the License, or
  13 (at your option) any later version.
  14
  15 This program is distributed in the hope that it will be useful,
  16 but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 GNU General Public License for more details.
  19
  20 You should have received a copy of the GNU General Public License
  21 along with this program.  If not, see <http://www.gnu.org/licenses/>
  22 */
  23
  24 #ifndef boosths_h
  25 #define boosths_h
  26
  27 #define BOOST_MULTI_INDEX_DISABLE_SERIALIZATION
  28
  29 #include <boost/multi_index_container.hpp>
  30 #include <boost/multi_index/hashed_index.hpp>
  31 #include <boost/multi_index/identity.hpp>
  32
  33 using namespace std;
  34 using namespace boost;
  35 using namespace boost::multi_index;
  36
  37 template<typename value>
  38 class BoostHS : public
  39         multi_index_container<
  40                 value,
  41                 indexed_by<
  42                         hashed_unique<
  43                                 identity<value>
  44                         >
  45                 >
  46         > {
  47 public:
  48         bool assign(const value& v);
  49 private:
  50 };
  51
  52 template<typename value>
  53 bool BoostHS<value>::assign(const value& v) {
  54         pair<typename BoostHS<value>::iterator, bool> p = this->insert(v);
  55         if(!p.second) {
  56                 if(!this->replace(p.first, v)) return false;
  57         }
  58         return true;
  59 }
  60
  61 #endif