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/** \class ShallowCloneProducer
*
* Clones a concrete Candidate collection
* to a CandidateCollection (i.e.: OwnVector<Candidate>) filled
* with shallow clones of the original candidate collection
*
* \author: Francesco Fabozzi, INFN
* modified by Luca Lista, INFN
*
* Template parameters:
* - C : Concrete candidate collection type
*
*/
#include "DataFormats/Candidate/interface/ShallowCloneCandidate.h"
#include "FWCore/Framework/interface/global/EDProducer.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/Utilities/interface/InputTag.h"
template <typename C>
class ShallowCloneProducer : public edm::global::EDProducer<> {
public:
/// constructor from parameter set
explicit ShallowCloneProducer(const edm::ParameterSet&);
/// destructor
~ShallowCloneProducer() override;
private:
/// process an event
void produce(edm::StreamID, edm::Event&, const edm::EventSetup&) const override;
/// labels of the collection to be converted
const edm::EDGetTokenT<C> srcToken_;
};
template <typename C>
ShallowCloneProducer<C>::ShallowCloneProducer(const edm::ParameterSet& par)
: srcToken_(consumes<C>(par.template getParameter<edm::InputTag>("src"))) {
produces<reco::CandidateCollection>();
}
template <typename C>
ShallowCloneProducer<C>::~ShallowCloneProducer() {}
template <typename C>
void ShallowCloneProducer<C>::produce(edm::StreamID, edm::Event& evt, const edm::EventSetup&) const {
std::unique_ptr<reco::CandidateCollection> coll(new reco::CandidateCollection);
edm::Handle<C> masterCollection;
evt.getByToken(srcToken_, masterCollection);
for (size_t i = 0; i < masterCollection->size(); ++i) {
reco::CandidateBaseRef masterClone(edm::Ref<C>(masterCollection, i));
coll->push_back(new reco::ShallowCloneCandidate(masterClone));
}
evt.put(std::move(coll));
}
#include "DataFormats/EgammaCandidates/interface/Electron.h"
#include "DataFormats/EgammaCandidates/interface/ElectronFwd.h"
#include "DataFormats/EgammaCandidates/interface/GsfElectron.h"
#include "DataFormats/EgammaCandidates/interface/GsfElectronFwd.h"
#include "DataFormats/JetReco/interface/CaloJet.h"
#include "DataFormats/JetReco/interface/GenJet.h"
#include "DataFormats/METReco/interface/CaloMET.h"
#include "DataFormats/METReco/interface/CaloMETCollection.h"
#include "DataFormats/METReco/interface/GenMET.h"
#include "DataFormats/METReco/interface/GenMETCollection.h"
#include "DataFormats/MuonReco/interface/Muon.h"
#include "DataFormats/MuonReco/interface/MuonFwd.h"
typedef ShallowCloneProducer<reco::GenMETCollection> GenMETShallowCloneProducer;
typedef ShallowCloneProducer<reco::GsfElectronCollection> PixelMatchGsfElectronShallowCloneProducer;
typedef ShallowCloneProducer<reco::MuonCollection> MuonShallowCloneProducer;
typedef ShallowCloneProducer<reco::CaloMETCollection> CaloMETShallowCloneProducer;
typedef ShallowCloneProducer<reco::ElectronCollection> ElectronShallowCloneProducer;
typedef ShallowCloneProducer<reco::GenJetCollection> GenJetShallowCloneProducer;
typedef ShallowCloneProducer<reco::CaloJetCollection> CaloJetShallowCloneProducer;
#include "FWCore/Framework/interface/MakerMacros.h"
DEFINE_FWK_MODULE(GenMETShallowCloneProducer);
DEFINE_FWK_MODULE(PixelMatchGsfElectronShallowCloneProducer);
DEFINE_FWK_MODULE(MuonShallowCloneProducer);
DEFINE_FWK_MODULE(CaloMETShallowCloneProducer);
DEFINE_FWK_MODULE(ElectronShallowCloneProducer);
DEFINE_FWK_MODULE(GenJetShallowCloneProducer);
DEFINE_FWK_MODULE(CaloJetShallowCloneProducer);
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