CompositePtrCandidate.h

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#ifndef Candidate_CompositePtrCandidate_h
#define Candidate_CompositePtrCandidate_h
#include "DataFormats/Candidate/interface/LeafCandidate.h"
namespace reco {

  class CompositePtrCandidate : public LeafCandidate {
  public:
    typedef std::vector<CandidatePtr> daughters;
    typedef std::vector<CandidatePtr> mothers;
    CompositePtrCandidate() : LeafCandidate() {}
    CompositePtrCandidate(Charge q,
                          const LorentzVector& p4,
                          const Point& vtx = Point(0, 0, 0),
                          int pdgId = 0,
                          int status = 0,
                          bool integerCharge = true)
        : LeafCandidate(q, p4, vtx, pdgId, status, integerCharge) {}
    CompositePtrCandidate(Charge q,
                          const PolarLorentzVector& p4,
                          const Point& vtx = Point(0, 0, 0),
                          int pdgId = 0,
                          int status = 0,
                          bool integerCharge = true)
        : LeafCandidate(q, p4, vtx, pdgId, status, integerCharge) {}
    explicit CompositePtrCandidate(const Candidate& p) : LeafCandidate(p) {}
    ~CompositePtrCandidate() override;
    CompositePtrCandidate* clone() const override;
    size_t numberOfDaughters() const override;
    size_t numberOfMothers() const override;
    const Candidate* daughter(size_type) const override;
    using reco::LeafCandidate::daughter;  // avoid hiding the base
    Candidate* daughter(size_type) override;
    void addDaughter(const CandidatePtr&);
    virtual void clearDaughters() { dau.clear(); }
    virtual CandidatePtr daughterPtr(size_type i) const { return dau[i]; }
    virtual const daughters& daughterPtrVector() const { return dau; }
    const Candidate* mother(size_t i = 0) const override;
    size_type numberOfSourceCandidatePtrs() const override;
    CandidatePtr sourceCandidatePtr(size_type i) const override;

  private:
    daughters dau;
    bool overlap(const Candidate&) const override;
  };

  inline void CompositePtrCandidate::addDaughter(const CandidatePtr& cand) { dau.push_back(cand); }

}  // namespace reco

#endif