GenericPFCandidateSelectorDefinition.h

Go to the documentation of this file.

#ifndef CommonTools_ParticleFlow_GenericPFCandidateSelectorDefinition
#define CommonTools_ParticleFlow_GenericPFCandidateSelectorDefinition

#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/ConsumesCollector.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "DataFormats/ParticleFlowCandidate/interface/PFCandidateFwd.h"
#include "DataFormats/ParticleFlowCandidate/interface/PFCandidate.h"
#include "CommonTools/ParticleFlow/interface/PFCandidateSelectorDefinition.h"
#include "CommonTools/Utils/interface/StringCutObjectSelector.h"

namespace pf2pat {

  struct GenericPFCandidateSelectorDefinition : public PFCandidateSelectorDefinition {
    GenericPFCandidateSelectorDefinition(const edm::ParameterSet& cfg, edm::ConsumesCollector&& iC)
        : selector_(cfg.getParameter<std::string>("cut")) {}

    void select(const HandleToCollection& hc, const edm::Event& e, const edm::EventSetup& s) {
      selected_.clear();

      unsigned key = 0;
      for (collection::const_iterator pfc = hc->begin(); pfc != hc->end(); ++pfc, ++key) {
        if (selector_(*pfc)) {
          selected_.push_back(reco::PFCandidate(*pfc));
          reco::PFCandidatePtr ptrToMother(hc, key);
          selected_.back().setSourceCandidatePtr(ptrToMother);
        }
      }
    }

  private:
    StringCutObjectSelector<reco::PFCandidate> selector_;
  };
}  // namespace pf2pat

#endif