Exceptions.h

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#ifndef LARCOREALG_GEOMETRY_EXCEPTIONS_H
#define LARCOREALG_GEOMETRY_EXCEPTIONS_H

// LArSoft libraries
#include "larcoreobj/SimpleTypesAndConstants/geo_types.h" // geo::PlaneID, ...

// Framework libraries
#include "cetlib_except/exception.h"

// C/C++ standard library
#include <limits> // std::numeric_limits<>

namespace geo {

  class InvalidWireError : public cet::exception {
  public:
    static constexpr int InvalidWireNo = std::numeric_limits<int>::max();

    InvalidWireError(std::string cat, PlaneID const& planeID, int badWireNo, int betterWireNo)
      : cet::exception(cat), fPlaneID(planeID), fWireNumber(badWireNo), fBetterWireNo(betterWireNo)
    {}

    InvalidWireError(std::string cat, PlaneID const& planeID, int badWireNo)
      : cet::exception(cat), fPlaneID(planeID), fWireNumber(badWireNo)
    {}

    InvalidWireError(std::string cat, int badWireNo, int betterWireNo)
      : cet::exception(cat), fWireNumber(badWireNo), fBetterWireNo(betterWireNo)
    {}

    InvalidWireError(std::string cat, int badWireNo) : cet::exception(cat), fWireNumber(badWireNo)
    {}


    bool hasBadWire() const { return fWireNumber != InvalidWireNo; }

    int badWire() const { return fWireNumber; }

    WireID badWireID() const { return makeWireID(fWireNumber); }



    bool hasSuggestedWire() const { return fBetterWireNo != InvalidWireNo; }

    int suggestedWire() const { return fBetterWireNo; }

    WireID suggestedWireID() const { return makeWireID(fBetterWireNo); }



    bool hasPlane() const { return fPlaneID.isValid; }

    PlaneID const& planeID() const { return fPlaneID; }


  private:
    PlaneID fPlaneID; 

    int fWireNumber = InvalidWireNo;

    int fBetterWireNo = InvalidWireNo;

    WireID makeWireID(int wireNo) const { return {fPlaneID, (WireID::WireID_t)wireNo}; }

  }; // class InvalidWireError

} // namespace geo

#endif // LARCOREALG_GEOMETRY_EXCEPTIONS_H