PatZjetsJetAnalyzer Class Reference

Inheritance diagram for PatZjetsJetAnalyzer:

List of all members.

Public Member Functions
	PatZjetsJetAnalyzer (const edm::ParameterSet &)
	~PatZjetsJetAnalyzer ()
Private Member Functions
virtual void	analyze (const edm::Event &, const edm::EventSetup &)
virtual void	beginJob ()
virtual void	endJob ()
Private Attributes
std::map< std::string, TH1F * >	histContainer_
edm::InputTag	src_

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Detailed Description

Definition at line 13 of file PatZjetsJetAnalyzer.cc.

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Constructor & Destructor Documentation

PatZjetsJetAnalyzer::PatZjetsJetAnalyzer

(

const edm::ParameterSet &

iConfig

)

[explicit]

Definition at line 36 of file PatZjetsJetAnalyzer.cc.

                                                                      :
  histContainer_(),
  src_(iConfig.getUntrackedParameter<edm::InputTag>("src"))
{
}

PatZjetsJetAnalyzer::~PatZjetsJetAnalyzer

(

)

Definition at line 42 of file PatZjetsJetAnalyzer.cc.

{
}

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Member Function Documentation

void PatZjetsJetAnalyzer::analyze	(	const edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)		[private, virtual]

Implements edm::EDAnalyzer.

Definition at line 47 of file PatZjetsJetAnalyzer.cc.

References pat::Jet::emEnergyFraction(), reco::LeafCandidate::eta(), edm::Event::getByLabel(), pat::Jet::getCaloConstituent(), pat::Jet::getCaloConstituents(), histContainer_, i, metsig::jet, fwrapper::jets, reco::LeafCandidate::phi(), reco::LeafCandidate::pt(), and src_.

{
  // get electron collection
  edm::Handle<edm::View<pat::Jet> > jets;
  iEvent.getByLabel(src_,jets);

  // loop jets
  for(edm::View<pat::Jet>::const_iterator ijet=jets->begin(); ijet!=jets->end(); ++ijet){
    // fill simple histograms
    pat::Jet jet = ijet->correctedJet("had", "uds");
    histContainer_["pt"  ]->Fill( jet.pt () );
    histContainer_["eta" ]->Fill( jet.eta() );
    histContainer_["phi" ]->Fill( jet.phi() );
    histContainer_["emf" ]->Fill( jet.emEnergyFraction() );
    for(unsigned int i=0; i<jet.getCaloConstituents().size(); ++i){
      histContainer_["dEta"]->Fill( jet.getCaloConstituent(i)->eta()-jet.eta() );
    }
  }
}

void PatZjetsJetAnalyzer::beginJob

(

void

)

[private, virtual]

Reimplemented from edm::EDAnalyzer.

Definition at line 68 of file PatZjetsJetAnalyzer.cc.

References histContainer_.

{
  // register to the TFileService
  edm::Service<TFileService> fs;
  
  // book histograms:
  histContainer_["pt"  ]=fs->make<TH1F>("pt"   , "pt"   ,  150,   0.,  150.);
  histContainer_["eta" ]=fs->make<TH1F>("eta"  , "eta"  ,   50,   0.,    5.);
  histContainer_["phi" ]=fs->make<TH1F>("phi"  , "phi"  ,   60, 3.14,  3.14);
  histContainer_["emf" ]=fs->make<TH1F>("emf"  , "emf"  ,   40,   0.,    1.);
  histContainer_["dEta"]=fs->make<TH1F>("dEta" , "dEta" ,   40,   0.,    1.);
}

void PatZjetsJetAnalyzer::endJob

(

void

)

[private, virtual]

Reimplemented from edm::EDAnalyzer.

Definition at line 82 of file PatZjetsJetAnalyzer.cc.

{
}

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Member Data Documentation

std::map<std::string,TH1F*> PatZjetsJetAnalyzer::histContainer_ [private]

Definition at line 28 of file PatZjetsJetAnalyzer.cc.

Referenced by analyze(), and beginJob().

edm::InputTag PatZjetsJetAnalyzer::src_ [private]

Definition at line 31 of file PatZjetsJetAnalyzer.cc.

Referenced by analyze().