PATCaloJetMETcorrInputProducer.cc

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#include "JetMETCorrections/Type1MET/interface/CaloJetMETcorrInputProducerT.h"

#include "FWCore/Utilities/interface/Exception.h"

#include "DataFormats/PatCandidates/interface/Jet.h"

#include "PhysicsTools/PatUtils/interface/PATJetCorrExtractor.h"

namespace CaloJetMETcorrInputProducer_namespace
{
  template <>
  class InputTypeCheckerT<pat::Jet>
  {
    public:

     void operator()(const pat::Jet& jet) const
     {
       // check that pat::Jet is of Calo-type
       if ( !jet.isCaloJet() )
     throw cms::Exception("InvalidInput")
       << "Input pat::Jet is not of Calo-type !!\n";
     }
     bool isPatJet(const pat::Jet& jet) const {
       return true;
     }
  };

  template <>
  class RawJetExtractorT<pat::Jet>
  {
    public:
     RawJetExtractorT(){}

     reco::Candidate::LorentzVector operator()(const pat::Jet& jet) const
     {
       if ( jet.jecSetsAvailable() ) return jet.correctedP4("Uncorrected");
       else return jet.p4();
     }
  };
}

typedef CaloJetMETcorrInputProducerT<pat::Jet, PATJetCorrExtractor> PATCaloJetMETcorrInputProducer;

#include "FWCore/Framework/interface/MakerMacros.h"

DEFINE_FWK_MODULE(PATCaloJetMETcorrInputProducer);