pat::GenJetFlavourInfoPreserver Class Reference

Transfers the JetFlavourInfos from the original GenJets to the slimmedGenJets in MiniAOD. More...

Inheritance diagram for pat::GenJetFlavourInfoPreserver:

Public Member Functions
	GenJetFlavourInfoPreserver (const edm::ParameterSet &iConfig)
void	produce (edm::Event &iEvent, const edm::EventSetup &iSetup) override
	~GenJetFlavourInfoPreserver () override
Public Member Functions inherited from edm::stream::EDProducer<>
	EDProducer ()=default
bool	hasAbilityToProduceInLumis () const final
bool	hasAbilityToProduceInRuns () const final

Private Attributes
const edm::EDGetTokenT< reco::JetFlavourInfoMatchingCollection >	genJetFlavourInfosToken_
const edm::EDGetTokenT< edm::View< reco::GenJet > >	genJetsToken_
const edm::EDGetTokenT< edm::Association< std::vector< reco::GenJet > > >	slimmedGenJetAssociationToken_
const edm::EDGetTokenT< edm::View< reco::Jet > >	slimmedGenJetsToken_

Additional Inherited Members
Public Types inherited from edm::stream::EDProducer<>
typedef CacheContexts< T... >	CacheTypes
typedef CacheTypes::GlobalCache	GlobalCache
typedef AbilityChecker< T... >	HasAbility
typedef CacheTypes::LuminosityBlockCache	LuminosityBlockCache
typedef LuminosityBlockContextT< LuminosityBlockCache, RunCache, GlobalCache >	LuminosityBlockContext
typedef CacheTypes::LuminosityBlockSummaryCache	LuminosityBlockSummaryCache
typedef CacheTypes::RunCache	RunCache
typedef RunContextT< RunCache, GlobalCache >	RunContext
typedef CacheTypes::RunSummaryCache	RunSummaryCache

Detailed Description

Transfers the JetFlavourInfos from the original GenJets to the slimmedGenJets in MiniAOD.

Author

Andrej Saibel, andre.nosp@m.j.sa.nosp@m.ibel@.nosp@m.cern.nosp@m..ch

Definition at line 27 of file GenJetFlavourInfoPreserver.cc.

Constructor & Destructor Documentation

pat::GenJetFlavourInfoPreserver::GenJetFlavourInfoPreserver ( const edm::ParameterSet &  iConfig )

explicit

Definition at line 44 of file GenJetFlavourInfoPreserver.cc.

                                                                                         :
    genJetsToken_(consumes<edm::View<reco::GenJet> >(iConfig.getParameter<edm::InputTag>("genJets"))),
    slimmedGenJetsToken_(consumes<edm::View<reco::Jet> >(iConfig.getParameter<edm::InputTag>("slimmedGenJets"))),
    genJetFlavourInfosToken_(consumes<reco::JetFlavourInfoMatchingCollection>(iConfig.getParameter<edm::InputTag>("genJetFlavourInfos"))),
    slimmedGenJetAssociationToken_(consumes<edm::Association<std::vector<reco::GenJet> > >(iConfig.getParameter<edm::InputTag>("slimmedGenJetAssociation")))
{
    produces<reco::JetFlavourInfoMatchingCollection>();
}

pat::GenJetFlavourInfoPreserver::~GenJetFlavourInfoPreserver ( )

inlineoverride

Definition at line 30 of file GenJetFlavourInfoPreserver.cc.

References iEvent, and produce().

{ }

Member Function Documentation

void pat::GenJetFlavourInfoPreserver::produce ( edm::Event &  iEvent, const edm::EventSetup &  iSetup  )

override

Definition at line 54 of file GenJetFlavourInfoPreserver.cc.

References DEFINE_FWK_MODULE, slimmedGenJetsFlavourInfos_cfi::genJetFlavourInfos, genJetFlavourInfosToken_, ttbarCategorization_cff::genJets, genJetsToken_, edm::Event::getByToken(), mps_fire::i, GenHFHadronMatcher_cfi::jetFlavourInfos, eostools::move(), edm::Event::put(), edm::AssociationVector< KeyRefProd, CVal, KeyRef, SizeType, KeyReferenceHelper >::size(), slimmedGenJetsFlavourInfos_cfi::slimmedGenJetAssociation, slimmedGenJetAssociationToken_, slimmedGenJets_cfi::slimmedGenJets, and slimmedGenJetsToken_.

Referenced by ~GenJetFlavourInfoPreserver().

                                                                                      {
    using namespace edm;
    using namespace std;

    Handle<View<reco::GenJet> >      genJets;
    iEvent.getByToken(genJetsToken_, genJets);

    Handle<View<reco::Jet> >      slimmedGenJets;
    iEvent.getByToken(slimmedGenJetsToken_, slimmedGenJets);

    Handle<reco::JetFlavourInfoMatchingCollection> genJetFlavourInfos;
    iEvent.getByToken(genJetFlavourInfosToken_, genJetFlavourInfos);

    Handle<edm::Association<std::vector<reco::GenJet> > > slimmedGenJetAssociation;
    iEvent.getByToken(slimmedGenJetAssociationToken_, slimmedGenJetAssociation);

    auto jetFlavourInfos = std::make_unique<reco::JetFlavourInfoMatchingCollection>(reco::JetRefBaseProd(slimmedGenJets));
    assert(genJets->size() == genJetFlavourInfos->size());

    edm::Ref<std::vector<reco::GenJet> > slimmedGenJetRef;


    for (unsigned int i=0; i<genJets->size();++i){

        slimmedGenJetRef = (*slimmedGenJetAssociation)[genJets->refAt(i)]; 
        if(!slimmedGenJetRef) continue;
        (*jetFlavourInfos)[reco::JetBaseRef(slimmedGenJetRef)] = (*genJetFlavourInfos)[i].second;

    }

    iEvent.put(std::move(jetFlavourInfos));
}

Member Data Documentation

const edm::EDGetTokenT<reco::JetFlavourInfoMatchingCollection> pat::GenJetFlavourInfoPreserver::genJetFlavourInfosToken_

private

Definition at line 38 of file GenJetFlavourInfoPreserver.cc.

Referenced by produce().

const edm::EDGetTokenT<edm::View<reco::GenJet> > pat::GenJetFlavourInfoPreserver::genJetsToken_

private

Definition at line 35 of file GenJetFlavourInfoPreserver.cc.

Referenced by produce().

const edm::EDGetTokenT<edm::Association<std::vector<reco::GenJet> > > pat::GenJetFlavourInfoPreserver::slimmedGenJetAssociationToken_

private

Definition at line 39 of file GenJetFlavourInfoPreserver.cc.

Referenced by produce().

const edm::EDGetTokenT<edm::View<reco::Jet> > pat::GenJetFlavourInfoPreserver::slimmedGenJetsToken_

private

Definition at line 36 of file GenJetFlavourInfoPreserver.cc.

Referenced by produce().