IData.hpp

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#ifndef HTGS_IDATA_HPP
#define HTGS_IDATA_HPP

#include <memory>
#include <iostream>

namespace htgs {
class IData {

 public:

  IData() {
    this->order = 0;
  }

  IData(size_t order) {
    this->order = order;
  }

  virtual ~IData() {}

  bool operator()(const std::shared_ptr<IData> p1, const std::shared_ptr<IData> p2) const {
    if (p1 && !p2)
      return false;

    if (!p1 && p2)
      return true;

    if (!p1 && !p2)
      return true;

    return p1->compare(p2);
  }

  virtual bool compare(const std::shared_ptr<IData> p2) const {
    return this->getOrder() > p2->getOrder();
  }

  size_t getOrder() const {
    return order;
  }

 private:
  size_t order; 

};
}

#endif //HTGS_IDATA_HPP