Entree_complete.h

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#ifndef Entree_complete_included
#define Entree_complete_included
 
#include <EChaine.h>
 
/*! @brief This class behaves like EChaine until the end of the string is reached.
 *
 * The remainder is read from entree2 passed as parameter.
 *   check_types() and error_action() are identical to those of entree2.
 *
 */
 
class Entree_complete: public Entree
{
public:
  Entree_complete(const char *str, Entree& entree2);
  ~Entree_complete() override;
 
  using Entree::operator>>;
 
  Entree& operator>>(int& ob) override;
  Entree& operator>>(long& ob) override;
  Entree& operator>>(long long& ob) override;
  Entree& operator>>(float& ob) override;
  Entree& operator>>(double& ob) override;
 
  int get(int *ob, std::streamsize n) override;
  int get(long *ob, std::streamsize n) override;
  int get(long long*ob, std::streamsize n) override;
  int get(float *ob, std::streamsize n) override;
  int get(double *ob, std::streamsize n) override;
  int get(char *buf, std::streamsize bufsize) override;
 
  int eof() override;
  int fail() override;
  int good() override;
 
  void set_bin(bool bin) override;
  void set_error_action(Error_Action) override;
  void set_check_types(bool flag) override;
 
protected:
  Entree& get_input();
  // If num_entree_ == 0, we are reading from chaine_str, otherwise from entree2_
  int num_entree_;
  int str_size_;
  EChaine chaine_str_;
  // Reference to the second input (we do not own the pointed object)
  Entree *entree2_;
 
private:
  template <typename _TYPE_>
  int get_template(_TYPE_ *ob, std::streamsize n);
 
  template <typename _TYPE_>
  Entree& operator_template(_TYPE_&ob);
};
 
template<typename _TYPE_>
int Entree_complete::get_template(_TYPE_ *ob, std::streamsize n)
{
  // Loop to allow the value array to span across both inputs:
  for (std::streamsize i = 0; i < n; i++)
    {
      Entree& is = get_input();
      if (! is.get(ob+i, 1))
        return 0;
    }
  return 1;
}
 
template<typename _TYPE_>
Entree& Entree_complete::operator_template(_TYPE_& ob)
{
  Entree& is = get_input();
  is >> ob;
  return *this;
}
 
#endif /* Entree_complete_included */