PATTriggerObjectStandAloneUnpacker.cc

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// -*- C++ -*-
//
// Package:    PatAlgos
// Class:      pat::PATTriggerObjectStandAloneUnpacker
//
//
#include "FWCore/Framework/interface/global/EDProducer.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/Utilities/interface/InputTag.h"

#include "DataFormats/PatCandidates/interface/TriggerObjectStandAlone.h"
#include "DataFormats/Common/interface/TriggerResults.h"

namespace pat {

  class PATTriggerObjectStandAloneUnpacker : public edm::global::EDProducer<> {
  public:
    explicit PATTriggerObjectStandAloneUnpacker(const edm::ParameterSet& iConfig);
    ~PATTriggerObjectStandAloneUnpacker() override{};

  private:
    void produce(edm::StreamID, edm::Event& iEvent, const edm::EventSetup& iSetup) const override;

    const edm::EDGetTokenT<TriggerObjectStandAloneCollection> patTriggerObjectsStandAloneToken_;
    const edm::EDGetTokenT<edm::TriggerResults> triggerResultsToken_;
    bool unpackFilterLabels_;
    const edm::EDGetTokenT<std::vector<std::string> > filterLabelsToken_;
  };

}  // namespace pat

using namespace pat;

PATTriggerObjectStandAloneUnpacker::PATTriggerObjectStandAloneUnpacker(const edm::ParameterSet& iConfig)
    : patTriggerObjectsStandAloneToken_(consumes<TriggerObjectStandAloneCollection>(
          iConfig.getParameter<edm::InputTag>("patTriggerObjectsStandAlone"))),
      triggerResultsToken_(consumes<edm::TriggerResults>(iConfig.getParameter<edm::InputTag>("triggerResults"))),
      unpackFilterLabels_(iConfig.getParameter<bool>("unpackFilterLabels")) {
  produces<TriggerObjectStandAloneCollection>();
}

void PATTriggerObjectStandAloneUnpacker::produce(edm::StreamID,
                                                 edm::Event& iEvent,
                                                 const edm::EventSetup& iSetup) const {
  edm::Handle<TriggerObjectStandAloneCollection> patTriggerObjectsStandAlone;
  iEvent.getByToken(patTriggerObjectsStandAloneToken_, patTriggerObjectsStandAlone);
  edm::Handle<edm::TriggerResults> triggerResults;
  iEvent.getByToken(triggerResultsToken_, triggerResults);

  auto patTriggerObjectsStandAloneUnpacked = std::make_unique<TriggerObjectStandAloneCollection>();

  for (size_t iTrigObj = 0; iTrigObj < patTriggerObjectsStandAlone->size(); ++iTrigObj) {
    TriggerObjectStandAlone patTriggerObjectStandAloneUnpacked(patTriggerObjectsStandAlone->at(iTrigObj));
    const edm::TriggerNames& names = iEvent.triggerNames(*triggerResults);
    patTriggerObjectStandAloneUnpacked.unpackPathNames(names);
    if (unpackFilterLabels_)
      patTriggerObjectStandAloneUnpacked.unpackFilterLabels(iEvent, *triggerResults);
    patTriggerObjectsStandAloneUnpacked->push_back(patTriggerObjectStandAloneUnpacked);
  }

  iEvent.put(std::move(patTriggerObjectsStandAloneUnpacked));
}

#include "FWCore/Framework/interface/MakerMacros.h"
DEFINE_FWK_MODULE(PATTriggerObjectStandAloneUnpacker);