MTDParametersESModule.cc

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#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/ParameterSet/interface/ConfigurationDescriptions.h"
#include "FWCore/ParameterSet/interface/ParameterSetDescription.h"
#include "FWCore/Framework/interface/ESProducer.h"
#include "FWCore/Framework/interface/ModuleFactory.h"
#include "FWCore/Framework/interface/ESHandle.h"
#include "FWCore/Framework/interface/ESTransientHandle.h"
#include "DetectorDescription/Core/interface/DDCompactView.h"
#include "Geometry/Records/interface/IdealGeometryRecord.h"
#include "Geometry/Records/interface/PMTDParametersRcd.h"
#include "Geometry/MTDGeometryBuilder/interface/MTDParametersFromDD.h"
#include "CondFormats/GeometryObjects/interface/PMTDParameters.h"

#include <memory>

class MTDParametersESModule : public edm::ESProducer {
public:
  MTDParametersESModule(const edm::ParameterSet&);

  using ReturnType = std::unique_ptr<PMTDParameters>;

  static void fillDescriptions(edm::ConfigurationDescriptions&);

  ReturnType produce(const PMTDParametersRcd&);

private:
  MTDParametersFromDD builder;
  const edm::ESGetToken<DDCompactView, IdealGeometryRecord> compactViewToken_;
};

MTDParametersESModule::MTDParametersESModule(const edm::ParameterSet& pset)
    : compactViewToken_{setWhatProduced(this).consumesFrom<DDCompactView, IdealGeometryRecord>(edm::ESInputTag())} {
  edm::LogInfo("TRACKER") << "MTDParametersESModule::MTDParametersESModule";
}

void MTDParametersESModule::fillDescriptions(edm::ConfigurationDescriptions& descriptions) {
  edm::ParameterSetDescription desc;
  descriptions.add("mtdParameters", desc);
}

MTDParametersESModule::ReturnType MTDParametersESModule::produce(const PMTDParametersRcd& iRecord) {
  edm::LogInfo("MTDParametersESModule") << "MTDParametersESModule::produce(const PMTDParametersRcd& iRecord)"
                                        << std::endl;
  auto cpv = iRecord.getTransientHandle(compactViewToken_);
  auto ptp = std::make_unique<PMTDParameters>();
  builder.build(cpv.product(), *ptp);

  return ptp;
}

DEFINE_FWK_EVENTSETUP_MODULE(MTDParametersESModule);