bartonnackmaninterface.hh

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#include <dune/common/bartonnackmanifcheck.hh>
 
#ifndef DUNE_FEM_BARTONNACKMANINTERFACE_HH
#define DUNE_FEM_BARTONNACKMANINTERFACE_HH
 
#include <type_traits>
 
 
namespace Dune
{
 
  namespace Fem
  {
 
    template< class Interface, class Implementation >
    class BartonNackmanInterface
    {
      typedef BartonNackmanInterface< Interface, Implementation > ThisType;
 
    public:
      BartonNackmanInterface ()
      {
        static_assert( (std::is_convertible< Interface, ThisType >::value), "Interface must be derived from BartonNackmanInterface." );
      }
 
    protected:
      static const Implementation &asImp ( const ThisType &other )
      {
        return static_cast< const Implementation & >( other );
      }
 
      static Implementation &asImp ( ThisType &other )
      {
        return static_cast< Implementation & >( other );
      }
 
      const Implementation &asImp () const
      {
        return asImp( *this );
      }
 
      Implementation &asImp ()
      {
        return asImp( *this );
      }
    };
 
  } // namespace Fem
 
} // namespace Dune
 
#endif // #ifndef DUNE_FEM_BARTONNACKMANINTERFACE_HH