BoostedJetMerger.h

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// -*- C++ -*-
//
// Package:    BoostedJetMerger
// Class:      BoostedJetMerger
//
// \class BoostedJetMerger BoostedJetMerger.h PhysicsTools/PatUtils/interface/BoostedJetMerger.h
// Description: Class to "deswizzle" information from various pat::Jet collections.
//
// Original Author:  "Salvatore Rappoccio"
//         Created:  Thu May  1 11:37:48 CDT 2008
// $Id: BoostedJetMerger.cc,v 1.1 2013/03/07 20:13:55 srappocc Exp $
//
//

// system include files
#include <memory>

// user include files
#include "FWCore/Framework/interface/Frameworkfwd.h"
#include "FWCore/Framework/interface/stream/EDProducer.h"

#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/MakerMacros.h"

#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "DataFormats/PatCandidates/interface/Jet.h"

//
// class decleration
//

struct FindCorrectedSubjet {
  // Input the daughter you're interested in checking
  FindCorrectedSubjet(edm::Ptr<reco::Candidate> const& da) : da_(da) {}

  // Predicate operator to compare an input pat::Jet to.
  bool operator()(pat::Jet const& subjet) const {
    const edm::Ptr<reco::Candidate>& subjetOrigRef = subjet.originalObjectRef();
    if (da_ == subjetOrigRef) {
      return true;
    } else
      return false;
  }

  edm::Ptr<reco::Candidate> da_;
};

class BoostedJetMerger : public edm::stream::EDProducer<> {
public:
  explicit BoostedJetMerger(const edm::ParameterSet&);
  ~BoostedJetMerger() override;

private:
  void produce(edm::Event&, const edm::EventSetup&) override;

  // ----------member data ---------------------------

  // data labels
  edm::EDGetTokenT<edm::View<pat::Jet> > jetToken_;
  edm::EDGetTokenT<edm::View<pat::Jet> > subjetToken_;
};