TrackInformationExtractor.h

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#ifndef SimG4Core_TrackInformationExtractor_H
#define SimG4Core_TrackInformationExtractor_H
 
#include "SimG4Core/Notification/interface/TrackInformation.h"
#include "SimG4Core/Notification/interface/SimG4Exception.h"
 
class G4Track;
 
class TrackInformationExtractor {
public:
  const TrackInformation& operator()(const G4Track& gtk) const;
  const TrackInformation& operator()(const G4Track* gtk) const { return operator()(*gtk); }
  TrackInformation& operator()(G4Track& gtk) const;
  TrackInformation& operator()(G4Track* gtk) const { return operator()(*gtk); }
 
private:
  void missing(const G4Track& gtk) const {
    throw SimG4Exception("TrackInformationExtractor: G4Track has no TrackInformation");
  }
  void wrongType() const { throw SimG4Exception("User information in G4Track is not of TrackInformation type"); }
};
 
#endif