TrackToGenParticleAssociatorBaseImpl.h

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#ifndef SimDataFormats_Associations_TrackToGenParticleAssociatorBaseImpl_h
#define SimDataFormats_Associations_TrackToGenParticleAssociatorBaseImpl_h

#include "DataFormats/Common/interface/Handle.h"
#include "DataFormats/HepMCCandidate/interface/GenParticle.h"
#include "DataFormats/HepMCCandidate/interface/GenParticleFwd.h"
#include "DataFormats/Math/interface/LorentzVector.h"
#include "SimDataFormats/Associations/interface/TrackAssociation.h"
#include "SimDataFormats/Track/interface/SimTrackContainer.h"
#include "SimDataFormats/Vertex/interface/SimVertexContainer.h"

#include "SimDataFormats/Associations/interface/TrackToGenParticleAssociatorBaseImpl.h"

namespace reco {
  typedef edm::AssociationMap<
      edm::OneToManyWithQualityGeneric<reco::GenParticleCollection, edm::View<reco::Track>, double>>
      GenToRecoCollection;
  typedef edm::AssociationMap<
      edm::OneToManyWithQualityGeneric<edm::View<reco::Track>, reco::GenParticleCollection, double>>
      RecoToGenCollection;

  class TrackToGenParticleAssociatorBaseImpl {
  public:
    TrackToGenParticleAssociatorBaseImpl();
    TrackToGenParticleAssociatorBaseImpl(const TrackToGenParticleAssociatorBaseImpl &) = delete;  // stop default
    const TrackToGenParticleAssociatorBaseImpl &operator=(const TrackToGenParticleAssociatorBaseImpl &) =
        delete;  // stop default
    virtual ~TrackToGenParticleAssociatorBaseImpl();

    virtual reco::RecoToGenCollection associateRecoToGen(
        const edm::RefToBaseVector<reco::Track> &tracks,
        const edm::RefVector<reco::GenParticleCollection> &gens) const = 0;

    virtual reco::GenToRecoCollection associateGenToReco(
        const edm::RefToBaseVector<reco::Track> &tracks,
        const edm::RefVector<reco::GenParticleCollection> &gens) const = 0;

    virtual reco::RecoToGenCollection associateRecoToGen(
        const edm::Handle<edm::View<reco::Track>> &tCH, const edm::Handle<reco::GenParticleCollection> &tPCH) const = 0;

    virtual reco::GenToRecoCollection associateGenToReco(
        const edm::Handle<edm::View<reco::Track>> &tCH, const edm::Handle<reco::GenParticleCollection> &tPCH) const = 0;
  };
}  // namespace reco

#endif