RecoTauStringCleanerPlugin.cc

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/*
 * =====================================================================================
 *       Filename:  RecoTauStringCleanerPlugin.cc
 *
 *    Description:  Rank taus by a string function.  There are three arguments,
 *                  a binary [selection] string, an expression to return if that
 *                  selection passes, and value to return if the selection
 *                  fails.
 *        Created:  11/11/2010 11:09:52
 *
 *         Author:  Evan K. Friis (UC Davis), evan.klose.friis@cern.ch
 * =====================================================================================
 */

#include "RecoTauTag/RecoTau/interface/RecoTauBuilderPlugins.h"
#include "DataFormats/TauReco/interface/PFTau.h"
#include "DataFormats/TauReco/interface/PFTauFwd.h"

#include "CommonTools/Utils/interface/StringCutObjectSelector.h"
#include "CommonTools/Utils/interface/StringObjectFunction.h"

namespace reco {
  namespace tau {

    class RecoTauStringCleanerPlugin : public RecoTauCleanerPlugin {
    public:
      explicit RecoTauStringCleanerPlugin(const edm::ParameterSet&, edm::ConsumesCollector&& iC);
      ~RecoTauStringCleanerPlugin() override {}
      double operator()(const PFTauRef& tau) const override;

    private:
      const StringCutObjectSelector<PFTau> selector_;
      const StringObjectFunction<PFTau> function_;
      double failResult_;
    };

    RecoTauStringCleanerPlugin::RecoTauStringCleanerPlugin(const edm::ParameterSet& pset, edm::ConsumesCollector&& iC)
        : RecoTauCleanerPlugin(pset, std::move(iC)),
          selector_(pset.getParameter<std::string>("selection")),
          function_(pset.getParameter<std::string>("selectionPassFunction")),
          failResult_(pset.getParameter<double>("selectionFailValue")) {}

    double RecoTauStringCleanerPlugin::operator()(const PFTauRef& cand) const {
      if (selector_(*cand))
        return function_(*cand);
      else
        return failResult_;
    }

  }  // namespace tau
}  // namespace reco

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

DEFINE_EDM_PLUGIN(RecoTauCleanerPluginFactory, reco::tau::RecoTauStringCleanerPlugin, "RecoTauStringCleanerPlugin");