L1HOTreeProducer.cc

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// -*- C++ -*-
//
// Package:    L1Trigger/L1Ntuples
// Class:      L1HOTreeProducer
//

// system include files
#include <memory>

// framework
#include "FWCore/Framework/interface/Frameworkfwd.h"
#include "FWCore/Framework/interface/one/EDAnalyzer.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/MakerMacros.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"

// data formats
#include "DataFormats/Common/interface/SortedCollection.h"
#include "DataFormats/HcalDigi/interface/HODataFrame.h"

// ROOT output stuff
#include "FWCore/ServiceRegistry/interface/Service.h"
#include "CommonTools/UtilAlgos/interface/TFileService.h"
#include "TTree.h"

#include "L1Trigger/L1TNtuples/interface/L1AnalysisL1HO.h"

//
// class declaration
//

class L1HOTreeProducer : public edm::one::EDAnalyzer<edm::one::SharedResources> {
public:
  explicit L1HOTreeProducer(const edm::ParameterSet&);
  ~L1HOTreeProducer() override = default;

private:
  void beginJob(void) override;
  void analyze(const edm::Event&, const edm::EventSetup&) override;
  void endJob() override;

public:
  L1Analysis::L1AnalysisL1HO l1HO;
  L1Analysis::L1AnalysisL1HODataFormat* l1HOData;

private:
  // output file
  edm::Service<TFileService> fs_;

  // tree
  TTree* tree_;

  // EDM input tags
  const edm::EDGetTokenT<edm::SortedCollection<HODataFrame>> hoDataFrameToken_;
};

L1HOTreeProducer::L1HOTreeProducer(const edm::ParameterSet& iConfig)
    : hoDataFrameToken_(consumes<edm::SortedCollection<HODataFrame>>(
          iConfig.getUntrackedParameter<edm::InputTag>("hoDataFrameToken"))) {
  l1HOData = l1HO.getData();
  usesResource(TFileService::kSharedResource);

  // set up output
  tree_ = fs_->make<TTree>("L1HOTree", "L1HOTree");
  tree_->Branch("L1HO", "L1Analysis::L1AnalysisL1HODataFormat", &l1HOData, 32000, 3);
}

//
// member functions
//

// ------------ method called to for each event  ------------
void L1HOTreeProducer::analyze(const edm::Event& iEvent, const edm::EventSetup& iSetup) {
  l1HO.Reset();

  edm::Handle<edm::SortedCollection<HODataFrame>> hoDataFrame;

  iEvent.getByToken(hoDataFrameToken_, hoDataFrame);

  if (hoDataFrame.isValid()) {
    l1HO.SetHO(*hoDataFrame);
  } else {
    edm::LogWarning("MissingProduct") << "HODataFrame not found. Branch will not be filled" << std::endl;
  }

  tree_->Fill();
}

// ------------ method called once each job just before starting event loop  ------------
void L1HOTreeProducer::beginJob(void) {}

// ------------ method called once each job just after ending the event loop  ------------
void L1HOTreeProducer::endJob() {}

//define this as a plug-in
DEFINE_FWK_MODULE(L1HOTreeProducer);