HcalConstFunctor.h

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#ifndef CondFormats_HcalObjects_HcalConstFunctor_h
#define CondFormats_HcalObjects_HcalConstFunctor_h

#include "CondFormats/HcalObjects/interface/AbsHcalFunctor.h"

#include "boost/serialization/access.hpp"
#include "boost/serialization/version.hpp"

//
// A functor returning a constant value
//
class HcalConstFunctor : public AbsHcalFunctor {
public:
  // Dummy constructor, to be used for deserialization only
  HcalConstFunctor();

  // Normal constructor
  explicit HcalConstFunctor(const double value);

  inline ~HcalConstFunctor() override {}

  double operator()(double x) const override;

protected:
  inline bool isEqual(const AbsHcalFunctor& other) const override {
    const HcalConstFunctor& r = static_cast<const HcalConstFunctor&>(other);
    return value_ == r.value_;
  }

private:
  double value_;

  friend class boost::serialization::access;

  template <class Archive>
  inline void serialize(Archive& ar, unsigned /* version */) {
    boost::serialization::base_object<AbsHcalFunctor>(*this);
    ar & value_;
  }
};

BOOST_CLASS_VERSION(HcalConstFunctor, 1)
BOOST_CLASS_EXPORT_KEY(HcalConstFunctor)

#endif  // CondFormats_HcalObjects_HcalConstFunctor_h