/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_5_3_13_patch3/src/JetMETCorrections/TauJet/plugins/TCRecoTauDiscriminationAgainstHadronicJets.cc

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/* 
 * class TCRecoTauDiscriminationAgainstHadronicJets
 * created : April 21 2010,
 * revised : ,
 * Authors : Sami Lehti (HIP)
 */

#include "RecoTauTag/RecoTau/interface/TauDiscriminationProducerBase.h"
#include "RecoTauTag/RecoTau/interface/TCTauAlgorithm.h"

using namespace reco;

class TCRecoTauDiscriminationAgainstHadronicJets : public CaloTauDiscriminationProducerBase {
    public:
        explicit TCRecoTauDiscriminationAgainstHadronicJets(const edm::ParameterSet& iConfig):CaloTauDiscriminationProducerBase(iConfig){   
                tcTauAlgorithm = new TCTauAlgorithm(iConfig);
        }
        ~TCRecoTauDiscriminationAgainstHadronicJets(){} 
        double discriminate(const CaloTauRef& theCaloTauRef);
        void beginEvent(const edm::Event&, const edm::EventSetup&);

    private:
        TCTauAlgorithm*  tcTauAlgorithm;
};

void TCRecoTauDiscriminationAgainstHadronicJets::beginEvent(const edm::Event& iEvent, const edm::EventSetup& iSetup){
        tcTauAlgorithm->eventSetup(iEvent,iSetup);
}


double TCRecoTauDiscriminationAgainstHadronicJets::discriminate(const CaloTauRef& theCaloTauRef){
        tcTauAlgorithm->recalculateEnergy(*theCaloTauRef);
        return ((tcTauAlgorithm->algoComponent() != TCTauAlgorithm::TCAlgoHadronicJet) ? 1. : 0.);
}

DEFINE_FWK_MODULE(TCRecoTauDiscriminationAgainstHadronicJets);