and.h

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/***************************************************************************
 *   Copyright (C) 2005 by Pierre-Henri WUILLEMIN et Christophe GONZALES   *
 *   {prenom.nom}_at_lip6.fr                                               *
 *                                                                         *
 *   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 2 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, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
#ifndef GUM_AND_AGGREGATOR_H
#define GUM_AND_AGGREGATOR_H

#include <agrum/multidim/aggregators/multiDimAggregator.h>

namespace gum {

  namespace aggregator {
    // =========================================================================
    // ===                     GUM_MAX_AGGREGATOR                            ===
    // =========================================================================

    template < typename GUM_SCALAR >
    class And : public MultiDimAggregator< GUM_SCALAR > {
      public:
      And();
      And(const And< GUM_SCALAR >& from);
      virtual ~And();

      virtual MultiDimContainer< GUM_SCALAR >* newFactory() const;

      virtual std::string aggregatorName() const;

      protected:
      virtual Idx _neutralElt() const;
      virtual Idx _fold(const DiscreteVariable& v,
                        Idx                     i1,
                        Idx                     i2,
                        bool&                   stop_iteration) const;

      private:
      Idx __value;
    };


#ifndef GUM_NO_EXTERN_TEMPLATE_CLASS
    extern template class And< double >;
#endif


  }   // namespace aggregator
}   // namespace gum

#include <agrum/multidim/aggregators/and_tpl.h>

#endif   // GUM_AND_AGGREGATOR_H