BIFWriter.h

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#ifndef GUM_BIF_WRITER_H
#define GUM_BIF_WRITER_H

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

#include <agrum/BN/io/BNWriter.h>

#include <agrum/agrum.h>

namespace gum {

  template < typename GUM_SCALAR >
  class BIFWriter : public BNWriter< GUM_SCALAR > {
    public:
    // ==========================================================================
    // ==========================================================================

    BIFWriter();

    ~BIFWriter() final;


    void write(std::ostream& output, const IBayesNet< GUM_SCALAR >& bn) final;

    void write(const std::string&             filePath,
               const IBayesNet< GUM_SCALAR >& bn) final;

    private:
    // Returns the header of the BIF file.
    std::string __header(const IBayesNet< GUM_SCALAR >& bn);

    // Returns a bloc defining a variable in the BIF format.
    std::string __variableBloc(const DiscreteVariable& var);

    // Returns a bloc defining a variable's CPT in the BIF format.
    std::string __variableCPT(const Potential< GUM_SCALAR >& cpt);

    // Returns the modalities labels of the variables in varsSeq
    std::string
       __variablesLabels(const Sequence< const DiscreteVariable* >& varsSeq,
                         const Instantiation&                       inst);
  };


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

} /* namespace gum */

#include <agrum/BN/io/BIF/BIFWriter_tpl.h>
#endif   // GUM_BIF_WRITER_H