EventCountProducer.cc

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// -*- C++ -*-
//
// Package:    EventCountProducer
// Class:      EventCountProducer
//
// system include files
#include <memory>
#include <vector>
#include <algorithm>
#include <iostream>
 
// user include files
#include "FWCore/Framework/interface/Frameworkfwd.h"
#include "FWCore/Framework/interface/one/EDProducer.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/LuminosityBlock.h"
#include "FWCore/Framework/interface/MakerMacros.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
 
#include "DataFormats/Common/interface/MergeableCounter.h"
 
class EventCountProducer
    : public edm::one::EDProducer<edm::one::WatchLuminosityBlocks, edm::EndLuminosityBlockProducer> {
public:
  explicit EventCountProducer(const edm::ParameterSet&);
  ~EventCountProducer() override;
 
private:
  void produce(edm::Event&, const edm::EventSetup&) override;
  void beginLuminosityBlock(const edm::LuminosityBlock&, const edm::EventSetup&) override;
  void endLuminosityBlock(edm::LuminosityBlock const&, const edm::EventSetup&) override;
  void endLuminosityBlockProduce(edm::LuminosityBlock&, const edm::EventSetup&) override;
 
  // ----------member data ---------------------------
 
  unsigned int eventsProcessedInLumi_;
};
 
using namespace edm;
using namespace std;
 
EventCountProducer::EventCountProducer(const edm::ParameterSet& iConfig) {
  produces<edm::MergeableCounter, edm::Transition::EndLuminosityBlock>();
}
 
EventCountProducer::~EventCountProducer() {}
 
void EventCountProducer::produce(edm::Event& iEvent, const edm::EventSetup& iSetup) {
  eventsProcessedInLumi_++;
  return;
}
 
void EventCountProducer::beginLuminosityBlock(const LuminosityBlock& theLuminosityBlock, const EventSetup& theSetup) {
  eventsProcessedInLumi_ = 0;
  return;
}
 
void EventCountProducer::endLuminosityBlock(LuminosityBlock const& theLuminosityBlock, const EventSetup& theSetup) {}
 
void EventCountProducer::endLuminosityBlockProduce(LuminosityBlock& theLuminosityBlock, const EventSetup& theSetup) {
  LogTrace("EventCounting") << "endLumi: adding " << eventsProcessedInLumi_ << " events" << endl;
 
  unique_ptr<edm::MergeableCounter> numEventsPtr(new edm::MergeableCounter);
  numEventsPtr->value = eventsProcessedInLumi_;
  theLuminosityBlock.put(std::move(numEventsPtr));
 
  return;
}
 
//define this as a plug-in
DEFINE_FWK_MODULE(EventCountProducer);