LowPtGSFToTrackLinker Class Reference

Inheritance diagram for LowPtGSFToTrackLinker:

Public Member Functions
	LowPtGSFToTrackLinker (const edm::ParameterSet &)
void	produce (edm::StreamID, edm::Event &, const edm::EventSetup &) const override
Public Member Functions inherited from edm::global::EDProducer<>
	EDProducer ()=default
	EDProducer (const EDProducer &)=delete
bool	hasAbilityToProduceInBeginLumis () const final
bool	hasAbilityToProduceInBeginProcessBlocks () const final
bool	hasAbilityToProduceInBeginRuns () const final
bool	hasAbilityToProduceInEndLumis () const final
bool	hasAbilityToProduceInEndProcessBlocks () const final
bool	hasAbilityToProduceInEndRuns () const final
EDProducer &	operator= (const EDProducer &)=delete
bool	wantsGlobalLuminosityBlocks () const final
bool	wantsGlobalRuns () const final
bool	wantsInputProcessBlocks () const final
bool	wantsProcessBlocks () const final
bool	wantsStreamLuminosityBlocks () const final
bool	wantsStreamRuns () const final
Public Member Functions inherited from edm::global::EDProducerBase
	EDProducerBase ()
ModuleDescription const &	moduleDescription () const
	~EDProducerBase () override
Public Member Functions inherited from edm::ProducerBase
void	callWhenNewProductsRegistered (std::function< void(BranchDescription const &)> const &func)
std::vector < edm::ProductResolverIndex > const &	indiciesForPutProducts (BranchType iBranchType) const
	ProducerBase ()
std::vector < edm::ProductResolverIndex > const &	putTokenIndexToProductResolverIndex () const
void	registerProducts (ProducerBase *, ProductRegistry *, ModuleDescription const &)
std::function< void(BranchDescription const &)>	registrationCallback () const
	used by the fwk to register list of products More...
void	resolvePutIndicies (BranchType iBranchType, ModuleToResolverIndicies const &iIndicies, std::string const &moduleLabel)
	~ProducerBase () noexcept(false) override
Public Member Functions inherited from edm::EDConsumerBase
std::vector< ConsumesInfo >	consumesInfo () const
void	convertCurrentProcessAlias (std::string const &processName)
	Convert "@currentProcess" in InputTag process names to the actual current process name. More...
	EDConsumerBase ()
	EDConsumerBase (EDConsumerBase const &)=delete
	EDConsumerBase (EDConsumerBase &&)=default
ESProxyIndex const *	esGetTokenIndices (edm::Transition iTrans) const
std::vector< ESProxyIndex > const &	esGetTokenIndicesVector (edm::Transition iTrans) const
std::vector< ESRecordIndex > const &	esGetTokenRecordIndicesVector (edm::Transition iTrans) const
ProductResolverIndexAndSkipBit	indexFrom (EDGetToken, BranchType, TypeID const &) const
void	itemsMayGet (BranchType, std::vector< ProductResolverIndexAndSkipBit > &) const
void	itemsToGet (BranchType, std::vector< ProductResolverIndexAndSkipBit > &) const
std::vector < ProductResolverIndexAndSkipBit > const &	itemsToGetFrom (BranchType iType) const
void	labelsForToken (EDGetToken iToken, Labels &oLabels) const
void	modulesWhoseProductsAreConsumed (std::array< std::vector< ModuleDescription const * > *, NumBranchTypes > &modulesAll, std::vector< ModuleProcessName > &modulesInPreviousProcesses, ProductRegistry const &preg, std::map< std::string, ModuleDescription const * > const &labelsToDesc, std::string const &processName) const
EDConsumerBase const &	operator= (EDConsumerBase const &)=delete
EDConsumerBase &	operator= (EDConsumerBase &&)=default
bool	registeredToConsume (ProductResolverIndex, bool, BranchType) const
bool	registeredToConsumeMany (TypeID const &, BranchType) const
void	selectInputProcessBlocks (ProductRegistry const &productRegistry, ProcessBlockHelperBase const &processBlockHelperBase)
ProductResolverIndexAndSkipBit	uncheckedIndexFrom (EDGetToken) const
void	updateLookup (BranchType iBranchType, ProductResolverIndexHelper const &, bool iPrefetchMayGet)
void	updateLookup (eventsetup::ESRecordsToProxyIndices const &)
virtual	~EDConsumerBase () noexcept(false)

Static Public Member Functions
static void	fillDescriptions (edm::ConfigurationDescriptions &)
Static Public Member Functions inherited from edm::global::EDProducerBase
static const std::string &	baseType ()
static void	fillDescriptions (ConfigurationDescriptions &descriptions)
static void	prevalidate (ConfigurationDescriptions &descriptions)

Private Attributes
const edm::EDGetTokenT < std::vector< reco::GsfTrack > >	gsftracks_
const edm::EDGetTokenT < std::vector< reco::PreId > >	preid_
const edm::EDGetTokenT < reco::TrackCollection >	tracks_

Additional Inherited Members
Public Types inherited from edm::global::EDProducerBase
typedef EDProducerBase	ModuleType
Public Types inherited from edm::ProducerBase
using	ModuleToResolverIndicies = std::unordered_multimap< std::string, std::tuple< edm::TypeID const *, const char *, edm::ProductResolverIndex >>
typedef ProductRegistryHelper::TypeLabelList	TypeLabelList
Public Types inherited from edm::EDConsumerBase
typedef ProductLabels	Labels
Protected Member Functions inherited from edm::ProducerBase
ProducesCollector	producesCollector ()
Protected Member Functions inherited from edm::EDConsumerBase
template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	consumes (edm::InputTag const &tag)
template<BranchType B = InEvent>
EDConsumerBaseAdaptor< B >	consumes (edm::InputTag tag) noexcept
EDGetToken	consumes (const TypeToGet &id, edm::InputTag const &tag)
template<BranchType B>
EDGetToken	consumes (TypeToGet const &id, edm::InputTag const &tag)
ConsumesCollector	consumesCollector ()
	Use a ConsumesCollector to gather consumes information from helper functions. More...
template<typename ProductType , BranchType B = InEvent>
void	consumesMany ()
void	consumesMany (const TypeToGet &id)
template<BranchType B>
void	consumesMany (const TypeToGet &id)
template<typename ESProduct , typename ESRecord , Transition Tr = Transition::Event>
auto	esConsumes ()
template<typename ESProduct , typename ESRecord , Transition Tr = Transition::Event>
auto	esConsumes (ESInputTag const &tag)
template<Transition Tr = Transition::Event>
constexpr auto	esConsumes ()
template<Transition Tr = Transition::Event>
auto	esConsumes (ESInputTag tag)
template<Transition Tr = Transition::Event>
ESGetTokenGeneric	esConsumes (eventsetup::EventSetupRecordKey const &iRecord, eventsetup::DataKey const &iKey)
	Used with EventSetupRecord::doGet. More...
template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	mayConsume (edm::InputTag const &tag)
EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)
template<BranchType B>
EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)
void	resetItemsToGetFrom (BranchType iType)

Detailed Description

Definition at line 23 of file LowPtGSFToTrackLinker.cc.

Constructor & Destructor Documentation

LowPtGSFToTrackLinker::LowPtGSFToTrackLinker ( const edm::ParameterSet &  iConfig )

explicit

Definition at line 36 of file LowPtGSFToTrackLinker.cc.

References edm::ParameterSet::getParameter().

    : tracks_{consumes<reco::TrackCollection>(iConfig.getParameter<edm::InputTag>("tracks"))},
      preid_{consumes<std::vector<reco::PreId> >(iConfig.getParameter<edm::InputTag>("gsfPreID"))},
      gsftracks_{consumes<std::vector<reco::GsfTrack> >(iConfig.getParameter<edm::InputTag>("gsfTracks"))} {
  produces<edm::Association<reco::TrackCollection> >();
}

Member Function Documentation

void LowPtGSFToTrackLinker::fillDescriptions ( edm::ConfigurationDescriptions &  descriptions )

static

Definition at line 77 of file LowPtGSFToTrackLinker.cc.

References edm::ConfigurationDescriptions::add(), edm::ParameterSetDescription::add(), submitPVResolutionJobs::desc, and HLT_FULL_cff::InputTag.

                                                                                       {
  edm::ParameterSetDescription desc;
  desc.add<edm::InputTag>("tracks", edm::InputTag("generalTracks"));
  desc.add<edm::InputTag>("gsfPreID", edm::InputTag("lowPtGsfElectronSeeds"));
  desc.add<edm::InputTag>("gsfTracks", edm::InputTag("lowPtGsfEleGsfTracks"));
  descriptions.add("lowPtGsfToTrackLinks", desc);
}

void LowPtGSFToTrackLinker::produce ( edm::StreamID  , edm::Event &  iEvent, const edm::EventSetup &    ) const

overridevirtual

Implements edm::global::EDProducerBase.

Definition at line 43 of file LowPtGSFToTrackLinker.cc.

References Exception, edm::Event::getHandle(), gsftracks_, edm::Ref< C, T, F >::id(), edm::Ref< C, T, F >::index(), eostools::move(), preid_, edm::Event::put(), tracks, and tracks_.

                                                                                             {
  auto gsftracks = iEvent.getHandle(gsftracks_);
  auto tracks = iEvent.getHandle(tracks_);
  auto preid = iEvent.getHandle(preid_);

  // collection sizes, for reference
  const size_t ngsf = gsftracks->size();

  //store mapping for association
  std::vector<int> gsf2track(ngsf, -1);

  //map Track --> GSF and fill GSF --> PackedCandidates and GSF --> Lost associations
  for (unsigned int igsf = 0; igsf < ngsf; ++igsf) {
    reco::GsfTrackRef gref(gsftracks, igsf);
    reco::TrackRef trk = preid->at(gref->seedRef().castTo<reco::ElectronSeedRef>().index()).trackRef();

    if (trk.id() != tracks.id()) {
      throw cms::Exception(
          "WrongCollection",
          "The reco::Track collection used to match against the GSF Tracks was not used to produce such tracks");
    }

    size_t trkid = trk.index();
    gsf2track[igsf] = trkid;
  }

  // create output collections from the mappings
  auto assoc = std::make_unique<edm::Association<reco::TrackCollection> >(tracks);
  edm::Association<reco::TrackCollection>::Filler filler(*assoc);
  filler.insert(gsftracks, gsf2track.begin(), gsf2track.end());
  filler.fill();
  iEvent.put(std::move(assoc));
}

Member Data Documentation

const edm::EDGetTokenT<std::vector<reco::GsfTrack> > LowPtGSFToTrackLinker::gsftracks_

private

Definition at line 33 of file LowPtGSFToTrackLinker.cc.

Referenced by produce().

const edm::EDGetTokenT<std::vector<reco::PreId> > LowPtGSFToTrackLinker::preid_

private

Definition at line 32 of file LowPtGSFToTrackLinker.cc.

Referenced by produce().

const edm::EDGetTokenT<reco::TrackCollection> LowPtGSFToTrackLinker::tracks_

private

Definition at line 31 of file LowPtGSFToTrackLinker.cc.

Referenced by produce().