TauJetCorrFactorsProducer.h

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#ifndef PhysicsTools_PatAlgos_TauJetCorrFactorsProducer_h
#define PhysicsTools_PatAlgos_TauJetCorrFactorsProducer_h

#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/Utilities/interface/InputTag.h"
#include "FWCore/Framework/interface/stream/EDProducer.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"

#include "CondFormats/JetMETObjects/interface/FactorizedJetCorrector.h"
#include "CondFormats/JetMETObjects/interface/JetCorrectorParameters.h"

#include "DataFormats/Common/interface/View.h"
#include "DataFormats/TauReco/interface/BaseTau.h"
#include "DataFormats/PatCandidates/interface/TauJetCorrFactors.h"
#include "DataFormats/Common/interface/ValueMap.h"

#include <boost/shared_ptr.hpp>

#include <map>
#include <string>

namespace pat {

  class TauJetCorrFactorsProducer : public edm::stream::EDProducer<>
  {
   public:
    typedef edm::ValueMap<pat::TauJetCorrFactors> JetCorrFactorsMap;

   public:
    explicit TauJetCorrFactorsProducer(const edm::ParameterSet&);
    ~TauJetCorrFactorsProducer() {};

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

   private:
    std::vector<JetCorrectorParameters> params(const JetCorrectorParametersCollection&, const std::vector<std::string>&) const;

    float evaluate(edm::View<reco::BaseTau>::const_iterator&, boost::shared_ptr<FactorizedJetCorrector>&, int);

  private:
    std::string moduleLabel_;

    edm::EDGetTokenT<edm::View<reco::BaseTau> > srcToken_;

    typedef std::vector<int> vint;
    struct payloadMappingType
    {
      vint decayModes_;

      std::string payload_;
    };
    std::vector<payloadMappingType> payloadMappings_;

    std::string defaultPayload_;

    typedef std::vector<std::string> vstring;
    vstring levels_;
  };
}

#endif