copyable.h

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#ifndef HEDGEHOG_COPYABLE_H
#define HEDGEHOG_COPYABLE_H
 
#include <memory>
#include "node.h"
#include "../core/abstractions/base/any_groupable_abstraction.h"
 
namespace hh {
namespace behavior {
 
template<class NodeType>
class Copyable {
 private:
  size_t const numberThreads_ = 0; 
 public:
 
  explicit Copyable(size_t const numberThreads) : numberThreads_(numberThreads) {}
 
  virtual ~Copyable() = default;
 
  [[nodiscard]] size_t numberThreads() const { return numberThreads_; }
 
  std::vector<NodeType const *> group() const {
    std::vector<NodeType const *> ret;
    std::shared_ptr<hh::core::abstraction::NodeAbstraction> core = dynamic_cast<Node const *>(this)->core();
    if (core) {
      auto groupableNode = std::dynamic_pointer_cast<core::abstraction::AnyGroupableAbstraction>(core);
      if (groupableNode) {
        auto group = groupableNode->groupAsNodes();
        for (auto &coresInGroup : *group) {
          if (coresInGroup){ ret.push_back(dynamic_cast<NodeType *>(coresInGroup->node())); }
          else { return {}; }
        }
      } else { // if (groupable)
        std::ostringstream oss;
        oss << "The core attached to the node " << this << " does not derives from hh::core::abstraction::AnyGroupableAbstraction.";
        throw(std::runtime_error(oss.str()));
      }
      return ret;
    } else { // if (core)
      std::ostringstream oss;
      oss << "The core attached to the node " << this << " is ill-formed.";
      throw std::runtime_error(oss.str());
    }
  }
 
  virtual std::shared_ptr<NodeType> copy() { return nullptr; }
};
}
}
#endif //HEDGEHOG_COPYABLE_H