HGCalParametersESModule.cc

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#include "FWCore/Framework/interface/ModuleFactory.h"
#include "FWCore/Framework/interface/ESProducer.h"
#include "FWCore/Framework/interface/ESTransientHandle.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include "Geometry/HGCalCommonData/interface/HGCalParameters.h"
#include "DetectorDescription/Core/interface/DDCompactView.h"
#include "Geometry/Records/interface/IdealGeometryRecord.h"
#include "Geometry/HGCalCommonData/interface/HGCalParametersFromDD.h"

#include <memory>

//#define EDM_ML_DEBUG

class  HGCalParametersESModule : public edm::ESProducer {
public:
  HGCalParametersESModule( const edm::ParameterSet & );
  ~HGCalParametersESModule( void ) override;
  
  using ReturnType = std::unique_ptr<HGCalParameters>;
  
  ReturnType produce( const IdealGeometryRecord&);

private:
  std::string        name_, namew_, namec_, namet_;
};

HGCalParametersESModule::HGCalParametersESModule(const edm::ParameterSet& iC) {

  name_  = iC.getUntrackedParameter<std::string>("Name");
  namew_ = iC.getUntrackedParameter<std::string>("NameW");
  namec_ = iC.getUntrackedParameter<std::string>("NameC");
  namet_ = iC.getUntrackedParameter<std::string>("NameT");
  edm::LogInfo("HGCalGeom") << "HGCalParametersESModule for " << name_ << ":"
                << namew_ << ":" << namec_ << ":" << namet_;
#ifdef EDM_ML_DEBUG
  std::cout << "HGCalParametersESModule for " << name_ << ":" << namew_ << ":" 
        << namec_ << ":" << namet_ << std::endl;
#endif
  setWhatProduced(this, name_);
}

HGCalParametersESModule::~HGCalParametersESModule() {}

HGCalParametersESModule::ReturnType
HGCalParametersESModule::produce(const IdealGeometryRecord& iRecord) {
  edm::LogInfo("HGCalGeom")
    <<  "HGCalParametersESModule::produce(const IdealGeometryRecord& iRecord)";
  edm::ESTransientHandle<DDCompactView> cpv;
  iRecord.get(cpv);

  auto ptp = std::make_unique<HGCalParameters>(name_);
  HGCalParametersFromDD builder;
  builder.build(&(*cpv), *ptp, name_, namew_, namec_, namet_);
  
  return ptp;
}

//define this as a plug-in
DEFINE_FWK_EVENTSETUP_MODULE(HGCalParametersESModule);