Inheritance diagram for PATTauIDEmbedder:

Public Member Functions
	PATTauIDEmbedder (const edm::ParameterSet &)

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

	~PATTauIDEmbedder () override

Public Member Functions inherited from edm::stream::EDProducer<>
	EDProducer ()=default

bool	hasAbilityToProduceInLumis () const final

bool	hasAbilityToProduceInRuns () const final

Private Types
typedef std::pair< std::string, edm::InputTag >	NameTag

Private Attributes
std::vector< edm::EDGetTokenT< pat::PATTauDiscriminator > >	patTauIDTokens_

edm::EDGetTokenT< pat::TauCollection >	src_

std::vector< NameTag >	tauIDSrcs_

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

Definition at line 10 of file PATTauIDEmbedder.cc.

Member Typedef Documentation

typedef std::pair<std::string, edm::InputTag> PATTauIDEmbedder::NameTag

private

Definition at line 23 of file PATTauIDEmbedder.cc.

Constructor & Destructor Documentation

PATTauIDEmbedder::PATTauIDEmbedder ( const edm::ParameterSet & cfg )

explicit

Definition at line 28 of file PATTauIDEmbedder.cc.

References edm::ParameterSet::getParameter(), edm::ParameterSet::getParameterNamesForType(), names, patTauIDTokens_, src_, GlobalPosition_Frontier_DevDB_cff::tag, tauIDSrcs_, and edm::vector_transform().

 {
   src_ = consumes<pat::TauCollection>(cfg.getParameter<edm::InputTag>("src"));
   // read the different tau ID names
   edm::ParameterSet idps = cfg.getParameter<edm::ParameterSet>("tauIDSources");
   std::vector<std::string> names = idps.getParameterNamesForType<edm::InputTag>();
   for (std::vector<std::string>::const_iterator it = names.begin(), ed = names.end(); it != ed; ++it) {
     tauIDSrcs_.push_back(NameTag(*it, idps.getParameter<edm::InputTag>(*it)));
   }
   // but in any case at least once
   if (tauIDSrcs_.empty()) throw cms::Exception("Configuration") <<
     "PATTauProducer: id addTauID is true, you must specify:\n" <<
     "\tPSet tauIDSources = { \n" <<
     "\t\tInputTag <someName> = <someTag>   // as many as you want \n " <<
     "\t}\n";
   patTauIDTokens_ = edm::vector_transform(tauIDSrcs_, [this](NameTag const & tag){return mayConsume<pat::PATTauDiscriminator>(tag.second);});
   
   produces<std::vector<pat::Tau> >();
 }

PATTauIDEmbedder::~PATTauIDEmbedder ( )

inlineoverride

Definition at line 15 of file PATTauIDEmbedder.cc.

References produce().

15 {};

Member Function Documentation

void PATTauIDEmbedder::produce	(	edm::Event &	evt,
		const edm::EventSetup &	es
	)

override

Definition at line 48 of file PATTauIDEmbedder.cc.

References DEFINE_FWK_MODULE, edm::Event::getByToken(), mps_fire::i, eostools::move(), patTauIDTokens_, edm::Event::put(), pat::Tau::setTauIDs(), src_, and tauIDSrcs_.

Referenced by ~PATTauIDEmbedder().

 {
   edm::Handle<pat::TauCollection> inputTaus;
   evt.getByToken(src_, inputTaus);
   
   auto outputTaus = std::make_unique<std::vector<pat::Tau> >();
   outputTaus->reserve(inputTaus->size());
   
   int tau_idx = 0;
   for(pat::TauCollection::const_iterator inputTau = inputTaus->begin(); inputTau != inputTaus->end(); ++inputTau, ++tau_idx){
     pat::Tau outputTau(*inputTau);
     pat::TauRef inputTauRef(inputTaus, tau_idx);
     size_t nTauIds = inputTau->tauIDs().size();
     std::vector<pat::Tau::IdPair> tauIds(nTauIds+tauIDSrcs_.size());
     
     for(size_t i = 0; i < nTauIds; ++i){
       tauIds[i] = inputTau->tauIDs().at(i);
     }
 
     edm::Handle<pat::PATTauDiscriminator> tauDiscr;
     for(size_t i = 0; i < tauIDSrcs_.size(); ++i){
       evt.getByToken(patTauIDTokens_[i], tauDiscr);      
       tauIds[nTauIds+i].first = tauIDSrcs_[i].first;
       tauIds[nTauIds+i].second = (*tauDiscr)[inputTauRef];
     }
     
     outputTau.setTauIDs(tauIds);
     outputTaus->push_back(outputTau);
   }
   
   evt.put(std::move(outputTaus));
 }