partialInstantiationRegister4MultiDim.h

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 *       - Pierre-Henri WUILLEMIN(_at_LIP6)                                 *
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#ifndef GUM_PARTIAL_INSTANTIATION_REGISTER_4_MULTI_DIM_H
#define GUM_PARTIAL_INSTANTIATION_REGISTER_4_MULTI_DIM_H
 
#include <atomic>
#include <iostream>
#include <string>
#include <utility>
 
#include <agrum/base/variables/discreteVariable.h>
 
#include <string_view>
 
namespace gum {
 
  // the base object used by the partial instantiations
  template < typename GUM_ELEMENT >
  class MultiDimImplementation;
 
  // ==========================================================================
  // ===            GUM_MULTI_DIM_PARTIAL_INSTANTIATION_REGISTER            ===
  // ==========================================================================
  template < typename GUM_ELEMENT >
  class PartialInstantiationRegister4MultiDim {
    public:
    using PartialInstantiationPtr
        = MultiDimImplementation< GUM_ELEMENT >* (*)(const MultiDimImplementation< GUM_ELEMENT >*,
                                                     const HashTable< const DiscreteVariable*,
                                                                      Idx >&);
 
    // ========================================================================
    // ========================================================================


    void insert(std::string_view        instantiation_func_name,
                std::string_view        type_multidim,
                PartialInstantiationPtr newFunction);

    void erase(std::string_view instantiation_func_name, std::string_view type_multidim);

    bool exists(std::string_view instantiation_func_name, std::string_view type_multidim) const;

    PartialInstantiationPtr get(std::string_view instantiation_func_name,
                                std::string_view type_multidim) const;

    // =========================================================================
    // =========================================================================

    static PartialInstantiationRegister4MultiDim& Register();

 
    private:
    // =========================================================================
    // =========================================================================

    PartialInstantiationRegister4MultiDim();

    PartialInstantiationRegister4MultiDim(const PartialInstantiationRegister4MultiDim&);

    ~PartialInstantiationRegister4MultiDim();


    using PartialInstantiationSet = HashTable< std::string, PartialInstantiationPtr >;

    HashTable< std::string, PartialInstantiationSet* > _set_;
  };

  template < typename GUM_ELEMENT >
  void registerPartialInstantiation(
      std::string_view instantiation_func_name,
      std::string_view type_multidim,
      typename PartialInstantiationRegister4MultiDim< GUM_ELEMENT >::PartialInstantiationPtr
          function);
 
} /* namespace gum */
 
// always include the implementations
#include <agrum/base/multidim/utils/partialInstantiationRegister4MultiDim_tpl.h>
 
#endif /* GUM_PARTIAL_INSTANTIATION_REGISTER_MULTI_DIM_H */