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  *
  * Copyright (c) 2011, CEA
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  *****************************************************************************/
  
  #ifndef Entree_H
  #define Entree_H
  #include <iostream>
  #include <fstream>
  #include <Motcle.h>
  // This class emulates the main functionalities of the Entree and EFichier classes in Trio_U
  class Entree
  {
   public:
    virtual operator std::istream&() = 0;
    virtual int eof() = 0;
    virtual int good() = 0;
    virtual ~Entree() {};
    virtual std::istream& get_istream() = 0; 
  };
  
  inline Entree & operator>>(Entree & is, double & t) { is.get_istream() >> t; return is; }
  inline Entree & operator>>(Entree & is, float & t) { is.get_istream() >> t; return is; }
  inline Entree & operator>>(Entree & is, Nom & n) { is.get_istream() >> n; return is; }
  inline Entree & operator>>(Entree & is, Motcle & n) { is.get_istream() >> n; return is; }
  inline Entree & operator>>(Entree & is, entier & n) { is.get_istream() >> n; return is; }
  class ArrOfInt;
  // For Static_Int_Lists:
  inline Entree & operator>>(Entree & is, ArrOfInt & t) { throw; }
  #endif
  