BIFReader.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 BIF_READER_H
#define BIF_READER_H

#include <fstream>
#include <iostream>
#include <string>

#include <agrum/BN/BayesNetFactory.h>
#include <agrum/BN/IBayesNet.h>
#include <agrum/BN/io/BNReader.h>

#ifndef DOXYGEN_SHOULD_SKIP_THIS
// including coco-generated PARSER and SCANNER
#  include <agrum/BN/io/BIF/cocoR/Parser.h>
#endif   // DOXYGEN_SHOULD_SKIP_THIS

namespace gum {
  template < typename GUM_SCALAR >
  class BIFReader : public BNReader< GUM_SCALAR > {
    public:
    BIFReader(BayesNet< GUM_SCALAR >* bn, const std::string& filename);

    ~BIFReader() final;

    BIF::Scanner& scanner();

    const std::string& streamName() const;

    bool trace() const;
    void trace(bool b);

    Size proceed() final;


    Size errors();
    Size warnings();

    Idx errLine(Idx i);
    Idx errCol(Idx i);
    bool errIsError(Idx i);
    std::string errMsg(Idx i);

    void showElegantErrors(std::ostream& o = std::cerr);

    void showElegantErrorsAndWarnings(std::ostream& o = std::cerr);

    void showErrorCounts(std::ostream& o = std::cerr);

    protected:
    BayesNet< GUM_SCALAR >*        __bn;
    BayesNetFactory< GUM_SCALAR >* __factory;
    BIF::Scanner*                  __scanner;
    BIF::Parser*                   __parser;

    std::string __streamName;
    bool        __traceScanning;
    bool        __parseDone;

    // a boolean to throw the ioerror not in the constructor but in the
    // proceed()
    bool __ioerror;
  };


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

}   // namespace gum

#include <agrum/BN/io/BIF/BIFReader_tpl.h>

#endif   // BIF_READER_H