DummyCondDBWriter.h

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#ifndef CalibTracker_SiStripESProducer_DummyCondDBWriter_h
#define CalibTracker_SiStripESProducer_DummyCondDBWriter_h
 
// user include files
#include "FWCore/Framework/interface/EDAnalyzer.h"
#include "FWCore/Framework/interface/ESWatcher.h"
#include "FWCore/Framework/interface/Run.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include "FWCore/ServiceRegistry/interface/Service.h"
#include "CondCore/DBOutputService/interface/PoolDBOutputService.h"
 
#include "FWCore/Utilities/interface/Exception.h"
 
#include <string>
 
template <typename TObject, typename TObjectO, typename TRecord>
class DummyCondDBWriter : public edm::EDAnalyzer {
public:
  explicit DummyCondDBWriter(const edm::ParameterSet& iConfig);
  ~DummyCondDBWriter() override;
  void analyze(const edm::Event& e, const edm::EventSetup& es) override{};
 
  void endRun(const edm::Run& run, const edm::EventSetup& es) override;
 
private:
  edm::ParameterSet iConfig_;
  edm::ESWatcher<TRecord> watcher_;
  edm::ESGetToken<TObject, TRecord> token_;
};
 
template <typename TObject, typename TObjectO, typename TRecord>
DummyCondDBWriter<TObject, TObjectO, TRecord>::DummyCondDBWriter(const edm::ParameterSet& iConfig)
    : iConfig_(iConfig),
      token_(esConsumes<edm::Transition::EndRun>(
          edm::ESInputTag{"", iConfig.getUntrackedParameter<std::string>("label", "")})) {
  edm::LogInfo("DummyCondDBWriter") << "DummyCondDBWriter constructor for typename " << typeid(TObject).name()
                                    << " and record " << typeid(TRecord).name() << std::endl;
}
 
template <typename TObject, typename TObjectO, typename TRecord>
DummyCondDBWriter<TObject, TObjectO, TRecord>::~DummyCondDBWriter() {
  edm::LogInfo("DummyCondDBWriter") << "DummyCondDBWriter::~DummyCondDBWriter()" << std::endl;
}
 
template <typename TObject, typename TObjectO, typename TRecord>
void DummyCondDBWriter<TObject, TObjectO, TRecord>::endRun(const edm::Run& run, const edm::EventSetup& es) {
  std::string rcdName = iConfig_.getParameter<std::string>("record");
 
  if (!watcher_.check(es)) {
    edm::LogInfo("DummyCondDBWriter") << "not needed to store objects with Record " << rcdName << " at run "
                                      << run.run() << std::endl;
    return;
  }
 
  auto obj = std::make_unique<TObjectO>(es.getData(token_));
  cond::Time_t Time_;
 
  //And now write  data in DB
  edm::Service<cond::service::PoolDBOutputService> dbservice;
  if (dbservice.isAvailable()) {
    std::string openIovAt = iConfig_.getUntrackedParameter<std::string>("OpenIovAt", "beginOfTime");
    if (openIovAt == "beginOfTime")
      Time_ = dbservice->beginOfTime();
    else if (openIovAt == "currentTime")
      Time_ = dbservice->currentTime();
    else
      Time_ = iConfig_.getUntrackedParameter<uint32_t>("OpenIovAtTime", 1);
 
    dbservice->writeOne(obj.release(), Time_, rcdName);
  } else {
    edm::LogError("SiStripFedCablingBuilder") << "Service is unavailable" << std::endl;
  }
}
 
#endif