ShallowCloneCandidate.h

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#ifndef Candidate_ShallowCloneCandidate_h
#define Candidate_ShallowCloneCandidate_h
 
#include "DataFormats/Candidate/interface/LeafCandidate.h"
 
namespace reco {
  class ShallowCloneCandidate : public LeafCandidate {
  public:
    typedef CandidateCollection daughters;
    ShallowCloneCandidate() : LeafCandidate() {}
    explicit ShallowCloneCandidate(const CandidateBaseRef& masterClone)
        : LeafCandidate(*masterClone),
          masterClone_(masterClone->hasMasterClone() ? masterClone->masterClone() : masterClone) {}
    ShallowCloneCandidate(const CandidateBaseRef& masterClone,
                          Charge q,
                          const LorentzVector& p4,
                          const Point& vtx = Point(0, 0, 0))
        : LeafCandidate(q, p4, vtx), masterClone_(masterClone) {}
    ShallowCloneCandidate(const CandidateBaseRef& masterClone,
                          Charge q,
                          const PolarLorentzVector& p4,
                          const Point& vtx = Point(0, 0, 0))
        : LeafCandidate(q, p4, vtx), masterClone_(masterClone) {}
    ~ShallowCloneCandidate() override;
    ShallowCloneCandidate* clone() const override;
    size_t numberOfDaughters() const override;
    size_t numberOfMothers() const override;
    const Candidate* daughter(size_type i) const override;
    const Candidate* mother(size_type i) const override;
    Candidate* daughter(size_type i) override;
    using reco::LeafCandidate::daughter;  // avoid hiding the base
    bool hasMasterClone() const override;
    const CandidateBaseRef& masterClone() const override;
 
    bool isElectron() const override;
    bool isMuon() const override;
    bool isGlobalMuon() const override;
    bool isStandAloneMuon() const override;
    bool isTrackerMuon() const override;
    bool isCaloMuon() const override;
    bool isPhoton() const override;
    bool isConvertedPhoton() const override;
    bool isJet() const override;
 
  private:
    bool overlap(const Candidate& c) const override { return masterClone_->overlap(c); }
    CandidateBaseRef masterClone_;
  };
 
}  // namespace reco
 
#endif