TopSingleLeptonDQM.cc

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#include "JetMETCorrections/Objects/interface/JetCorrectionsRecord.h"
#include "DataFormats/JetReco/interface/CaloJet.h"
#include "DataFormats/BTauReco/interface/JetTag.h"
#include "DataFormats/JetReco/interface/PFJet.h"
#include "DQM/Physics/src/TopSingleLeptonDQM.h"
#include "DataFormats/Math/interface/deltaR.h"
#include <iostream>
#include "FWCore/Utilities/interface/EDGetToken.h"
#include "FWCore/Framework/interface/ConsumesCollector.h"
#include "FWCore/Framework/interface/EDConsumerBase.h"

using namespace std;
namespace TopSingleLepton {

// maximal number of leading jets
// to be used for top mass estimate
static const unsigned int MAXJETS = 4;
// nominal mass of the W boson to
// be used for the top mass estimate
static const double WMASS = 80.4;

MonitorEnsemble::MonitorEnsemble(const char* label,
                                 const edm::ParameterSet& cfg,
                                 edm::ConsumesCollector&& iC)
    : label_(label),
      elecIso_(nullptr),
      elecSelect_(nullptr),
      pvSelect_(nullptr),
      muonIso_(nullptr),
      muonSelect_(nullptr),
      jetIDSelect_(nullptr),
      includeBTag_(false),
      lowerEdge_(-1.),
      upperEdge_(-1.),
      logged_(0) {

  // sources have to be given; this PSet is not optional
  edm::ParameterSet sources = cfg.getParameter<edm::ParameterSet>("sources");
  muons_ = iC.consumes<edm::View<reco::PFCandidate> >(
      sources.getParameter<edm::InputTag>("muons"));
  elecs_ = iC.consumes<edm::View<reco::PFCandidate> >(
      sources.getParameter<edm::InputTag>("elecs"));
  pvs_ = iC.consumes<edm::View<reco::Vertex> >(
      sources.getParameter<edm::InputTag>("pvs"));
  jets_ = iC.consumes<edm::View<reco::Jet> >(
      sources.getParameter<edm::InputTag>("jets"));
  for (edm::InputTag const& tag :
       sources.getParameter<std::vector<edm::InputTag> >("mets"))
    mets_.push_back(iC.consumes<edm::View<reco::MET> >(tag));
  // electronExtras are optional; they may be omitted or
  // empty
  if (cfg.existsAs<edm::ParameterSet>("elecExtras")) {
    // rho for PF isolation with EA corrections
    // eventrhoToken_ =
    // iC.consumes<double>(edm::InputTag("fixedGridRhoFastjetAll"));

    edm::ParameterSet elecExtras =
        cfg.getParameter<edm::ParameterSet>("elecExtras");
    // select is optional; in case it's not found no
    // selection will be applied
    if (elecExtras.existsAs<std::string>("select")) {
      elecSelect_.reset( new StringCutObjectSelector<reco::PFCandidate>(
          elecExtras.getParameter<std::string>("select")));
    }
    // isolation is optional; in case it's not found no
    // isolation will be applied
    if (elecExtras.existsAs<std::string>("isolation")) {
      elecIso_.reset( new StringCutObjectSelector<reco::PFCandidate>(
          elecExtras.getParameter<std::string>("isolation")));
    }
    // electronId is optional; in case it's not found the
    // InputTag will remain empty
    if (elecExtras.existsAs<edm::ParameterSet>("electronId")) {
      edm::ParameterSet elecId =
          elecExtras.getParameter<edm::ParameterSet>("electronId");
      electronId_ = iC.consumes<edm::ValueMap<float> >(
          elecId.getParameter<edm::InputTag>("src"));
      eidCutValue_ = elecId.getParameter<double>("cutValue");
    }
  }
  // pvExtras are opetional; they may be omitted or empty
  if (cfg.existsAs<edm::ParameterSet>("pvExtras")) {
    edm::ParameterSet pvExtras =
        cfg.getParameter<edm::ParameterSet>("pvExtras");
    // select is optional; in case it's not found no
    // selection will be applied
    if (pvExtras.existsAs<std::string>("select")) {
      pvSelect_.reset(new StringCutObjectSelector<reco::Vertex>(
          pvExtras.getParameter<std::string>("select")));
    }
  }
  // muonExtras are optional; they may be omitted or empty
  if (cfg.existsAs<edm::ParameterSet>("muonExtras")) {
    edm::ParameterSet muonExtras =
        cfg.getParameter<edm::ParameterSet>("muonExtras");
    // select is optional; in case it's not found no
    // selection will be applied
    if (muonExtras.existsAs<std::string>("select")) {
      muonSelect_.reset(new StringCutObjectSelector<reco::PFCandidate>(
          muonExtras.getParameter<std::string>("select")));
    }
    // isolation is optional; in case it's not found no
    // isolation will be applied
    if (muonExtras.existsAs<std::string>("isolation")) {
      muonIso_.reset(new StringCutObjectSelector<reco::PFCandidate>(
          muonExtras.getParameter<std::string>("isolation")));
    }
  }

  // jetExtras are optional; they may be omitted or
  // empty
  if (cfg.existsAs<edm::ParameterSet>("jetExtras")) {
    edm::ParameterSet jetExtras =
        cfg.getParameter<edm::ParameterSet>("jetExtras");
    // jetCorrector is optional; in case it's not found
    // the InputTag will remain empty
    if (jetExtras.existsAs<std::string>("jetCorrector")) {
      jetCorrector_ = jetExtras.getParameter<std::string>("jetCorrector");
    }
    // read jetID information if it exists
    if (jetExtras.existsAs<edm::ParameterSet>("jetID")) {
      edm::ParameterSet jetID =
          jetExtras.getParameter<edm::ParameterSet>("jetID");
      jetIDLabel_ = iC.consumes<reco::JetIDValueMap>(
          jetID.getParameter<edm::InputTag>("label"));
      jetIDSelect_.reset(new StringCutObjectSelector<reco::JetID>(
          jetID.getParameter<std::string>("select")));
    }
    // select is optional; in case it's not found no
    // selection will be applied (only implemented for
    // CaloJets at the moment)
    if (jetExtras.existsAs<std::string>("select")) {
      jetSelect_ = jetExtras.getParameter<std::string>("select");
    }
    // jetBDiscriminators are optional; in case they are
    // not found the InputTag will remain empty; they
    // consist of pairs of edm::JetFlavorAssociation's &
    // corresponding working points
    includeBTag_ = jetExtras.existsAs<edm::ParameterSet>("jetBTaggers");
    if (includeBTag_) {

      edm::ParameterSet btagCSV =
          jetExtras.getParameter<edm::ParameterSet>("jetBTaggers")
              .getParameter<edm::ParameterSet>("cvsVertex");
      btagCSV_ = iC.consumes<reco::JetTagCollection>(
          btagCSV.getParameter<edm::InputTag>("label"));
      btagCSVWP_ = btagCSV.getParameter<double>("workingPoint");
    }
  }

  // triggerExtras are optional; they may be omitted or empty
  if (cfg.existsAs<edm::ParameterSet>("triggerExtras")) {
    edm::ParameterSet triggerExtras =
        cfg.getParameter<edm::ParameterSet>("triggerExtras");
    triggerTable_ = iC.consumes<edm::TriggerResults>(
        triggerExtras.getParameter<edm::InputTag>("src"));
    triggerPaths_ =
        triggerExtras.getParameter<std::vector<std::string> >("paths");
  }

  // massExtras is optional; in case it's not found no mass
  // window cuts are applied for the same flavor monitor
  // histograms
  if (cfg.existsAs<edm::ParameterSet>("massExtras")) {
    edm::ParameterSet massExtras =
        cfg.getParameter<edm::ParameterSet>("massExtras");
    lowerEdge_ = massExtras.getParameter<double>("lowerEdge");
    upperEdge_ = massExtras.getParameter<double>("upperEdge");
  }

  // setup the verbosity level for booking histograms;
  // per default the verbosity level will be set to
  // STANDARD. This will also be the chosen level in
  // the case when the monitoring PSet is not found
  verbosity_ = STANDARD;
  if (cfg.existsAs<edm::ParameterSet>("monitoring")) {
    edm::ParameterSet monitoring =
        cfg.getParameter<edm::ParameterSet>("monitoring");
    if (monitoring.getParameter<std::string>("verbosity") == "DEBUG")
      verbosity_ = DEBUG;
    if (monitoring.getParameter<std::string>("verbosity") == "VERBOSE")
      verbosity_ = VERBOSE;
    if (monitoring.getParameter<std::string>("verbosity") == "STANDARD")
      verbosity_ = STANDARD;
  }
  // and don't forget to do the histogram booking
  directory_ = cfg.getParameter<std::string>("directory");
  // book(ibooker);
}

void MonitorEnsemble::book(DQMStore::IBooker & ibooker) {
  // set up the current directory path
  std::string current(directory_);
  current += label_;
  ibooker.setCurrentFolder(current);

  // determine number of bins for trigger monitoring
  unsigned int nPaths = triggerPaths_.size();

  // --- [STANDARD] --- //
  // Run Number
  hists_["RunNumb_"] = ibooker.book1D("RunNumber", "Run Nr.", 1.e4, 1.5e5, 3.e5);
  // instantaneous luminosity
  hists_["InstLumi_"] = ibooker.book1D("InstLumi", "Inst. Lumi.", 100, 0., 1.e3);
  // number of selected primary vertices
  hists_["pvMult_"] = ibooker.book1D("PvMult", "N_{pvs}", 100, 0., 100.);
  // pt of the leading muon
  hists_["muonPt_"] = ibooker.book1D("MuonPt", "pt(#mu)", 50, 0., 250.);
  // muon multiplicity before std isolation
  hists_["muonMult_"] = ibooker.book1D("MuonMult", "N_{All}(#mu)", 10, 0., 10.);
  // muon multiplicity after  std isolation
  hists_["muonMultIso_"] = ibooker.book1D("MuonMultIso",
      "N_{Iso}(#mu)", 10, 0., 10.);
  // pt of the leading electron
  hists_["elecPt_"] = ibooker.book1D("ElecPt", "pt(e)", 50, 0., 250.);
  // electron multiplicity before std isolation
  hists_["elecMult_"] = ibooker.book1D("ElecMult", "N_{All}(e)", 10, 0., 10.);
  // electron multiplicity after  std isolation
  hists_["elecMultIso_"] = ibooker.book1D("ElecMultIso", "N_{Iso}(e)", 10, 0., 10.);
  // multiplicity of jets with pt>20 (corrected to L2+L3)
  hists_["jetMult_"] = ibooker.book1D("JetMult", "N_{30}(jet)", 10, 0., 10.);
  // trigger efficiency estimates for single lepton triggers
  hists_["triggerEff_"] = ibooker.book1D("TriggerEff",
      "Eff(trigger)", nPaths, 0., nPaths);
  // monitored trigger occupancy for single lepton triggers
  hists_["triggerMon_"] = ibooker.book1D("TriggerMon",
      "Mon(trigger)", nPaths, 0., nPaths);
  // MET (calo)
  hists_["metCalo_"] = ibooker.book1D("METCalo", "MET_{Calo}", 50, 0., 200.);
  // W mass estimate
  hists_["massW_"] = ibooker.book1D("MassW", "M(W)", 60, 0., 300.);
  // Top mass estimate
  hists_["massTop_"] = ibooker.book1D("MassTop", "M(Top)", 50, 0., 500.);
  // b-tagged Top mass
  hists_["massBTop_"] = ibooker.book1D("MassBTop", "M(Top, 1 b-tag)", 50, 0., 500.);
  // set bin labels for trigger monitoring
  triggerBinLabels(std::string("trigger"), triggerPaths_);

  if (verbosity_ == STANDARD) return;

  // --- [VERBOSE] --- //
  // eta of the leading muon
  hists_["muonEta_"] = ibooker.book1D("MuonEta", "#eta(#mu)", 30, -3., 3.);
  // relative isolation of the candidate muon (depending on the decay channel)
  hists_["muonRelIso_"] = ibooker.book1D(
      "MuonRelIso", "Iso_{Rel}(#mu) (#Delta#beta Corrected)", 50, 0., 1.);
  // eta of the leading electron
  hists_["elecEta_"] = ibooker.book1D("ElecEta", "#eta(e)", 30, -3., 3.);
  // std isolation variable of the leading electron
  hists_["elecRelIso_"] = ibooker.book1D("ElecRelIso", "Iso_{Rel}(e)", 50, 0., 1.);
  // multiplicity of btagged jets (for track counting high efficiency) with
  // pt(L2L3)>30
 // hists_["jetMultBEff_"] = ibooker.book1D("JetMultBEff",
  //    "N_{30}(TCHE)", 10, 0., 10.);
  // btag discriminator for track counting high efficiency for jets with
  // pt(L2L3)>30
  //hists_["jetBDiscEff_"] = ibooker.book1D("JetBDiscEff",
  //    "Disc_{TCHE}(jet)", 100, 0., 10.);
  // eta of the 1. leading jet (corrected to L2+L3)
  hists_["jet1Eta_"] = ibooker.book1D("Jet1Eta", "#eta_{L2L3}(jet1)", 60, -3., 3.);
  // pt of the 1. leading jet (corrected to L2+L3)
  hists_["jet1Pt_"] = ibooker.book1D("Jet1Pt", "pt_{L2L3}(jet1)", 60, 0., 300.);
  // eta of the 2. leading jet (corrected to L2+L3)
  hists_["jet2Eta_"] = ibooker.book1D("Jet2Eta", "#eta_{L2L3}(jet2)", 60, -3., 3.);
  // pt of the 2. leading jet (corrected to L2+L3)
  hists_["jet2Pt_"] = ibooker.book1D("Jet2Pt", "pt_{L2L3}(jet2)", 60, 0., 300.);
  // eta of the 3. leading jet (corrected to L2+L3)
  hists_["jet3Eta_"] = ibooker.book1D("Jet3Eta", "#eta_{L2L3}(jet3)", 60, -3., 3.);
  // pt of the 3. leading jet (corrected to L2+L3)
  hists_["jet3Pt_"] = ibooker.book1D("Jet3Pt", "pt_{L2L3}(jet3)", 60, 0., 300.);
  // eta of the 4. leading jet (corrected to L2+L3)
  hists_["jet4Eta_"] = ibooker.book1D("Jet4Eta", "#eta_{L2L3}(jet4)", 60, -3., 3.);
  // pt of the 4. leading jet (corrected to L2+L3)
  hists_["jet4Pt_"] = ibooker.book1D("Jet4Pt", "pt_{L2L3}(jet4)", 60, 0., 300.);
  // MET (tc)
  hists_["metTC_"] = ibooker.book1D("METTC", "MET_{TC}", 50, 0., 200.);
  // MET (pflow)
  hists_["metPflow_"] = ibooker.book1D("METPflow", "MET_{Pflow}", 50, 0., 200.);
  // dz for muons (to suppress cosmis)
  hists_["muonDelZ_"] = ibooker.book1D("MuonDelZ", "d_{z}(#mu)", 50, -25., 25.);
  // dxy for muons (to suppress cosmics)
  hists_["muonDelXY_"] = ibooker.book2D("MuonDelXY",
      "d_{xy}(#mu)", 50, -0.1, 0.1, 50, -0.1, 0.1);

  // set axes titles for dxy for muons
  hists_["muonDelXY_"]->setAxisTitle("x [cm]", 1);
  hists_["muonDelXY_"]->setAxisTitle("y [cm]", 2);

  if (verbosity_ == VERBOSE) return;

  // --- [DEBUG] --- //
  // charged hadron isolation component of the candidate muon (depending on the
  // decay channel)
  hists_["muonChHadIso_"] = ibooker.book1D("MuonChHadIsoComp",
      "ChHad_{IsoComponent}(#mu)", 50, 0., 5.);
  // neutral hadron isolation component of the candidate muon (depending on the
  // decay channel)
  hists_["muonNeHadIso_"] = ibooker.book1D("MuonNeHadIsoComp",
      "NeHad_{IsoComponent}(#mu)", 50, 0., 5.);
  // photon isolation component of the candidate muon (depending on the decay
  // channel)
  hists_["muonPhIso_"] = ibooker.book1D("MuonPhIsoComp",
      "Photon_{IsoComponent}(#mu)", 50, 0., 5.);
  // charged hadron isolation component of the candidate electron (depending on
  // the decay channel)
  hists_["elecChHadIso_"] = ibooker.book1D("ElectronChHadIsoComp",
      "ChHad_{IsoComponent}(e)", 50, 0., 5.);
  // neutral hadron isolation component of the candidate electron (depending on
  // the decay channel)
  hists_["elecNeHadIso_"] = ibooker.book1D("ElectronNeHadIsoComp",
      "NeHad_{IsoComponent}(e)", 50, 0., 5.);
  // photon isolation component of the candidate electron (depending on the
  // decay channel)
  hists_["elecPhIso_"] = ibooker.book1D("ElectronPhIsoComp",
      "Photon_{IsoComponent}(e)", 50, 0., 5.);
 
  // multiplicity for combined secondary vertex
  hists_["jetMultCSVtx_"] = ibooker.book1D("JetMultCSV", "N_{30}(CSV)", 10, 0., 10.);
  // btag discriminator for combined secondary vertex
  hists_["jetBCVtx_"] = ibooker.book1D("JetDiscCSV",
      "Disc_{CSV}(JET)", 100, -1., 2.);
  // pt of the 1. leading jet (uncorrected)
  hists_["jet1PtRaw_"] = ibooker.book1D("Jet1PtRaw", "pt_{Raw}(jet1)", 60, 0., 300.);
  // pt of the 2. leading jet (uncorrected)
  hists_["jet2PtRaw_"] = ibooker.book1D("Jet2PtRaw", "pt_{Raw}(jet2)", 60, 0., 300.);
  // pt of the 3. leading jet (uncorrected)
  hists_["jet3PtRaw_"] = ibooker.book1D("Jet3PtRaw", "pt_{Raw}(jet3)", 60, 0., 300.);
  // pt of the 4. leading jet (uncorrected)
  hists_["jet4PtRaw_"] = ibooker.book1D("Jet4PtRaw", "pt_{Raw}(jet4)", 60, 0., 300.);
  // selected events
  hists_["eventLogger_"] = ibooker.book2D("EventLogger",
      "Logged Events", 9, 0., 9., 10, 0., 10.);

  // set axes titles for selected events
  hists_["eventLogger_"]->getTH1()->SetOption("TEXT");
  hists_["eventLogger_"]->setBinLabel(1, "Run", 1);
  hists_["eventLogger_"]->setBinLabel(2, "Block", 1);
  hists_["eventLogger_"]->setBinLabel(3, "Event", 1);
  hists_["eventLogger_"]->setBinLabel(4, "pt_{L2L3}(jet1)", 1);
  hists_["eventLogger_"]->setBinLabel(5, "pt_{L2L3}(jet2)", 1);
  hists_["eventLogger_"]->setBinLabel(6, "pt_{L2L3}(jet3)", 1);
  hists_["eventLogger_"]->setBinLabel(7, "pt_{L2L3}(jet4)", 1);
  hists_["eventLogger_"]->setBinLabel(8, "M_{W}", 1);
  hists_["eventLogger_"]->setBinLabel(9, "M_{Top}", 1);
  hists_["eventLogger_"]->setAxisTitle("logged evts", 2);
  return;
}

void MonitorEnsemble::fill(const edm::Event& event,
                           const edm::EventSetup& setup) {
  // fetch trigger event if configured such
  edm::Handle<edm::TriggerResults> triggerTable;

  if (!triggerTable_.isUninitialized()) {
    if (!event.getByToken(triggerTable_, triggerTable)) return;
  }

  /*
  ------------------------------------------------------------

  Primary Vertex Monitoring

  ------------------------------------------------------------
  */
  // fill monitoring plots for primary verices
  edm::Handle<edm::View<reco::Vertex> > pvs;
  if (!event.getByToken(pvs_, pvs)) return;
  unsigned int pvMult = 0;
  for (edm::View<reco::Vertex>::const_iterator pv = pvs->begin();
       pv != pvs->end(); ++pv) {
    if (!pvSelect_ || (*pvSelect_)(*pv)) pvMult++;
  }
  fill("pvMult_", pvMult);

  /*
  ------------------------------------------------------------

  Run and Inst. Luminosity information (Inst. Lumi. filled now with a dummy
  value=5.0)

  ------------------------------------------------------------
  */
  if (!event.eventAuxiliary().run()) return;
  fill("RunNumb_", event.eventAuxiliary().run());

  double dummy = 5.;
  fill("InstLumi_", dummy);

  /*
  ------------------------------------------------------------

  Electron Monitoring

  ------------------------------------------------------------
  */

  // fill monitoring plots for electrons
  edm::Handle<edm::View<reco::PFCandidate> > elecs;
  if (!event.getByToken(elecs_, elecs)) return;

  // check availability of electron id
  edm::Handle<edm::ValueMap<float> > electronId;
  if (!electronId_.isUninitialized()) {
    if (!event.getByToken(electronId_, electronId)) return;
  }

  // loop electron collection
  unsigned int eMult = 0, eMultIso = 0;
  std::vector<const reco::PFCandidate*> isoElecs;
  for (edm::View<reco::PFCandidate>::const_iterator elec = elecs->begin();
       elec != elecs->end(); ++elec) {
    if (elec->gsfElectronRef().isNull()) {
      continue;
    }
    reco::GsfElectronRef gsf_el = elec->gsfElectronRef();
    // restrict to electrons with good electronId
    if (electronId_.isUninitialized() ? true : ((double)(*electronId)[gsf_el] >=
                                                eidCutValue_)) {
      if (!elecSelect_ || (*elecSelect_)(*elec)) {

        double el_ChHadIso = gsf_el->pfIsolationVariables().sumChargedHadronPt;
        double el_NeHadIso = gsf_el->pfIsolationVariables().sumNeutralHadronEt;
        double el_PhIso = gsf_el->pfIsolationVariables().sumPhotonEt;
        double el_pfRelIso =
            (el_ChHadIso +
             max(0., el_NeHadIso + el_PhIso -
                         0.5 * gsf_el->pfIsolationVariables().sumPUPt)) /
            gsf_el->pt();
        if (eMult == 0) {
          // restrict to the leading electron
          fill("elecPt_", elec->pt());
          fill("elecEta_", elec->eta());
          fill("elecRelIso_", el_pfRelIso);
          fill("elecChHadIso_", el_ChHadIso);
          fill("elecNeHadIso_", el_NeHadIso);
          fill("elecPhIso_", el_PhIso);
        }
        // in addition to the multiplicity counter buffer the iso
        // electron candidates for later overlap check with jets
        ++eMult;
        if (!elecIso_ || (*elecIso_)(*elec)) {
          isoElecs.push_back(&(*elec));
          ++eMultIso;
        }
      }
    }
  }
  fill("elecMult_", eMult);
  fill("elecMultIso_", eMultIso);

  /*
  ------------------------------------------------------------

  Muon Monitoring

  ------------------------------------------------------------
  */

  // fill monitoring plots for muons
  unsigned int mMult = 0, mMultIso = 0;

  edm::Handle<edm::View<reco::PFCandidate> > muons;
  edm::View<reco::PFCandidate>::const_iterator muonit;

  if (!event.getByToken(muons_, muons)) return;

  for (edm::View<reco::PFCandidate>::const_iterator muonit = muons->begin();
       muonit != muons->end(); ++muonit) {

    if (muonit->muonRef().isNull()) continue;
    reco::MuonRef muon = muonit->muonRef();

    // restrict to globalMuons
    if (muon->isGlobalMuon()) {
      fill("muonDelZ_", muon->innerTrack()->vz());  // CB using inner track!
      fill("muonDelXY_", muon->innerTrack()->vx(), muon->innerTrack()->vy());

      // apply preselection
      if (!muonSelect_ || (*muonSelect_)(*muonit)) {

        double chHadPt = muon->pfIsolationR04().sumChargedHadronPt;
        double neHadEt = muon->pfIsolationR04().sumNeutralHadronEt;
        double phoEt = muon->pfIsolationR04().sumPhotonEt;

        double pfRelIso =
            (chHadPt +
             max(0., neHadEt + phoEt - 0.5 * muon->pfIsolationR04().sumPUPt)) /
            muon->pt();  // CB dBeta corrected iso!

        if (mMult == 0) {
          // restrict to leading muon
          fill("muonPt_", muon->pt());
          fill("muonEta_", muon->eta());

          fill("muonRelIso_", pfRelIso);

          fill("muonChHadIso_", chHadPt);
          fill("muonNeHadIso_", neHadEt);
          fill("muonPhIso_", phoEt);
        }
        ++mMult;
        if (!muonIso_ || (*muonIso_)(*muonit)) ++mMultIso;
      }
    }
  }
  fill("muonMult_", mMult);
  fill("muonMultIso_", mMultIso);

  /*
  ------------------------------------------------------------

  Jet Monitoring

  ------------------------------------------------------------
  */

  // check availability of the btaggers
  edm::Handle<reco::JetTagCollection> btagEff, btagPur, btagVtx, btagCSV;
  if (includeBTag_) {

    if (!event.getByToken(btagCSV_, btagCSV)) return;
  }
  // load jet corrector if configured such
  const JetCorrector* corrector = 0;
  if (!jetCorrector_.empty()) {
    // check whether a jet correcto is in the event setup or not
    if (setup.find(edm::eventsetup::EventSetupRecordKey::makeKey<
            JetCorrectionsRecord>())) {
      corrector = JetCorrector::getJetCorrector(jetCorrector_, setup);
    } else {
      edm::LogVerbatim("TopSingleLeptonDQM")
          << "\n"
          << "-----------------------------------------------------------------"
             "-------------------- \n"
          << " No JetCorrectionsRecord available from EventSetup:              "
             "                     \n"
          << "  - Jets will not be corrected.                                  "
             "                     \n"
          << "  - If you want to change this add the following lines to your "
             "cfg file:              \n"
          << "                                                                 "
             "                     \n"
          << "  ## load jet corrections                                        "
             "                     \n"
          << "  "
             "process.load(\"JetMETCorrections.Configuration."
             "JetCorrectionServicesAllAlgos_cff\") \n"
          << "  process.prefer(\"ak5CaloL2L3\")                                "
             "                     \n"
          << "                                                                 "
             "                     \n"
          << "-----------------------------------------------------------------"
             "-------------------- \n";
    }
  }

  // loop jet collection
  std::vector<reco::Jet> correctedJets;
  std::vector<double> JetTagValues;
  unsigned int mult = 0, multCSV = 0;

  edm::Handle<edm::View<reco::Jet> > jets;
  if (!event.getByToken(jets_, jets)) {
    return;
  }

  edm::Handle<reco::JetIDValueMap> jetID;
  if (jetIDSelect_) {
    if (!event.getByToken(jetIDLabel_, jetID)) return;
  }

  for (edm::View<reco::Jet>::const_iterator jet = jets->begin();
       jet != jets->end(); ++jet) {
    // check jetID for calo jets
    unsigned int idx = jet - jets->begin();
    if (jetIDSelect_ &&
        dynamic_cast<const reco::CaloJet*>(jets->refAt(idx).get())) {
      if (!(*jetIDSelect_)((*jetID)[jets->refAt(idx)])) continue;
    }
    // chekc additional jet selection for calo, pf and bare reco jets
    if (dynamic_cast<const reco::CaloJet*>(&*jet)) {
      reco::CaloJet sel = dynamic_cast<const reco::CaloJet&>(*jet);
      sel.scaleEnergy(corrector ? corrector->correction(*jet) : 1.);
      StringCutObjectSelector<reco::CaloJet> jetSelect(jetSelect_);
      if (!jetSelect(sel)) {
        continue;
      }
    } else if (dynamic_cast<const reco::PFJet*>(&*jet)) {
      reco::PFJet sel = dynamic_cast<const reco::PFJet&>(*jet);
      sel.scaleEnergy(corrector ? corrector->correction(*jet) : 1.);
      StringCutObjectSelector<reco::PFJet> jetSelect(jetSelect_);
      if (!jetSelect(sel)) continue;
    } else {
      reco::Jet sel = *jet;
      sel.scaleEnergy(corrector ? corrector->correction(*jet) : 1.);
      StringCutObjectSelector<reco::Jet> jetSelect(jetSelect_);
      if (!jetSelect(sel)) continue;
    }

    // prepare jet to fill monitor histograms
    reco::Jet monitorJet = *jet;
    monitorJet.scaleEnergy(corrector ? corrector->correction(*jet) : 1.);
    correctedJets.push_back(monitorJet);
    ++mult;  // determine jet multiplicity
    if (includeBTag_) {
      // fill b-discriminators
      edm::RefToBase<reco::Jet> jetRef = jets->refAt(idx);

      fill("jetBCVtx_", (*btagCSV)[jetRef]);
      if ((*btagCSV)[jetRef] > btagCSVWP_) ++multCSV;

      // Fill a vector with Jet b-tag WP for later M3+1tag calculation: CSV
      // tagger
      JetTagValues.push_back((*btagCSV)[jetRef]);
    }
    // fill pt (raw or L2L3) for the leading four jets
    if (idx == 0) {
      fill("jet1Pt_", monitorJet.pt());
      fill("jet1PtRaw_", jet->pt());
      fill("jet1Eta_", monitorJet.eta());
    };
    if (idx == 1) {
      fill("jet2Pt_", monitorJet.pt());
      fill("jet2PtRaw_", jet->pt());
      fill("jet2Eta_", monitorJet.eta());
    }
    if (idx == 2) {
      fill("jet3Pt_", monitorJet.pt());
      fill("jet3PtRaw_", jet->pt());
      fill("jet3Eta_", monitorJet.eta());
    }
    if (idx == 3) {
      fill("jet4Pt_", monitorJet.pt());
      fill("jet4PtRaw_", jet->pt());
      fill("jet4Eta_", monitorJet.eta());
    }
  }
  fill("jetMult_", mult);

  fill("jetMultCSVtx_", multCSV);

  /*
  ------------------------------------------------------------

  MET Monitoring

  ------------------------------------------------------------
  */

  // fill monitoring histograms for met
  for (std::vector<edm::EDGetTokenT<edm::View<reco::MET> > >::const_iterator
           met_ = mets_.begin();
       met_ != mets_.end(); ++met_) {
    edm::Handle<edm::View<reco::MET> > met;
    if (!event.getByToken(*met_, met)) continue;
    if (met->begin() != met->end()) {
      unsigned int idx = met_ - mets_.begin();
      if (idx == 0) fill("metCalo_", met->begin()->et());
      if (idx == 1) fill("metTC_", met->begin()->et());
      if (idx == 2) fill("metPflow_", met->begin()->et());
    }
  }

  /*
  ------------------------------------------------------------

  Event Monitoring

  ------------------------------------------------------------
  */

  // fill W boson and top mass estimates

  Calculate eventKinematics(MAXJETS, WMASS);
  double wMass = eventKinematics.massWBoson(correctedJets);
  double topMass = eventKinematics.massTopQuark(correctedJets);
  if (wMass >= 0 && topMass >= 0) {
    fill("massW_", wMass);
    fill("massTop_", topMass);
  }

  // Fill M3 with Btag (CSV Tight) requirement

  if (!includeBTag_) return;
  if (correctedJets.size() != JetTagValues.size()) return;
  double btopMass =
      eventKinematics.massBTopQuark(correctedJets, JetTagValues, btagCSVWP_);
  if (btopMass >= 0) fill("massBTop_", btopMass);

  // fill plots for trigger monitoring
  if ((lowerEdge_ == -1. && upperEdge_ == -1.) ||
      (lowerEdge_ < wMass && wMass < upperEdge_)) {
    if (!triggerTable_.isUninitialized())
      fill(event, *triggerTable, "trigger", triggerPaths_);
    if (logged_ <= hists_.find("eventLogger_")->second->getNbinsY()) {
      // log runnumber, lumi block, event number & some
      // more pysics infomation for interesting events
      fill("eventLogger_", 0.5, logged_ + 0.5, event.eventAuxiliary().run());
      fill("eventLogger_", 1.5, logged_ + 0.5,
           event.eventAuxiliary().luminosityBlock());
      fill("eventLogger_", 2.5, logged_ + 0.5, event.eventAuxiliary().event());
      if (correctedJets.size() > 0)
        fill("eventLogger_", 3.5, logged_ + 0.5, correctedJets[0].pt());
      if (correctedJets.size() > 1)
        fill("eventLogger_", 4.5, logged_ + 0.5, correctedJets[1].pt());
      if (correctedJets.size() > 2)
        fill("eventLogger_", 5.5, logged_ + 0.5, correctedJets[2].pt());
      if (correctedJets.size() > 3)
        fill("eventLogger_", 6.5, logged_ + 0.5, correctedJets[3].pt());
      fill("eventLogger_", 7.5, logged_ + 0.5, wMass);
      fill("eventLogger_", 8.5, logged_ + 0.5, topMass);
      ++logged_;
    }
  }
}
}

TopSingleLeptonDQM::TopSingleLeptonDQM(const edm::ParameterSet& cfg)
    : vertexSelect_(nullptr),
      beamspot_(""),
      beamspotSelect_(nullptr),
      MuonStep(nullptr),
      ElectronStep(nullptr),
      PvStep(nullptr),
      METStep(nullptr) {
  JetSteps.clear();
  CaloJetSteps.clear();
  PFJetSteps.clear();
  // configure preselection
  edm::ParameterSet presel =
      cfg.getParameter<edm::ParameterSet>("preselection");
  if (presel.existsAs<edm::ParameterSet>("trigger")) {
    edm::ParameterSet trigger =
        presel.getParameter<edm::ParameterSet>("trigger");
    triggerTable__ = consumes<edm::TriggerResults>(
        trigger.getParameter<edm::InputTag>("src"));
    triggerPaths_ = trigger.getParameter<std::vector<std::string> >("select");
  }
  if (presel.existsAs<edm::ParameterSet>("beamspot")) {
    edm::ParameterSet beamspot =
        presel.getParameter<edm::ParameterSet>("beamspot");
    beamspot_ = beamspot.getParameter<edm::InputTag>("src");
    beamspot__ =
        consumes<reco::BeamSpot>(beamspot.getParameter<edm::InputTag>("src"));
    beamspotSelect_.reset(new StringCutObjectSelector<reco::BeamSpot>(
        beamspot.getParameter<std::string>("select")));
  }

  // conifgure the selection
  sel_ = cfg.getParameter<std::vector<edm::ParameterSet> >("selection");
  setup_ = cfg.getParameter<edm::ParameterSet>("setup");
  for (unsigned int i = 0; i < sel_.size(); ++i) {
    selectionOrder_.push_back(sel_.at(i).getParameter<std::string>("label"));
    selection_[selectionStep(selectionOrder_.back())] = std::make_pair(
        sel_.at(i),
        std::unique_ptr<TopSingleLepton::MonitorEnsemble>(
          new TopSingleLepton::MonitorEnsemble(
            selectionStep(selectionOrder_.back()).c_str(),
            setup_, consumesCollector())));
  }
  for (std::vector<std::string>::const_iterator selIt = selectionOrder_.begin();
       selIt != selectionOrder_.end(); ++selIt) {
    std::string key = selectionStep(*selIt), type = objectType(*selIt);
    if (selection_.find(key) != selection_.end()) {
      if (type == "muons") {
        MuonStep.reset(new SelectionStep<reco::PFCandidate>(selection_[key].first,
                                                        consumesCollector()));
      }
      if (type == "elecs") {
        ElectronStep.reset(new SelectionStep<reco::PFCandidate>(
            selection_[key].first, consumesCollector()));
      }
      if (type == "pvs") {
        PvStep.reset(new SelectionStep<reco::Vertex>(selection_[key].first,
                                                 consumesCollector()));
      }
      if (type == "jets") {
        JetSteps.push_back(std::unique_ptr<SelectionStep<reco::Jet>>(
            new SelectionStep<reco::Jet>(selection_[key].first, consumesCollector())));
      }
      if (type == "jets/pf") {
        PFJetSteps.push_back(std::unique_ptr<SelectionStep<reco::PFJet>>(
            new SelectionStep<reco::PFJet>(selection_[key].first, consumesCollector())));
      }
      if (type == "jets/calo") {
        CaloJetSteps.push_back(std::unique_ptr<SelectionStep<reco::CaloJet>>(
            new SelectionStep<reco::CaloJet>(selection_[key].first, consumesCollector())));
      }
      if (type == "met") {
        METStep.reset(new SelectionStep<reco::MET>(selection_[key].first,
                                               consumesCollector()));
      }
    }
  }
}
void TopSingleLeptonDQM::bookHistograms(DQMStore::IBooker & ibooker,
  edm::Run const &, edm::EventSetup const & ){

  for (auto selIt = selection_.begin(); selIt != selection_.end(); ++selIt) {
    selIt->second.second->book(ibooker);
  }
}
void TopSingleLeptonDQM::analyze(const edm::Event& event,
                                 const edm::EventSetup& setup) {

  if (!triggerTable__.isUninitialized()) {
    edm::Handle<edm::TriggerResults> triggerTable;
    if (!event.getByToken(triggerTable__, triggerTable)) return;
    if (!accept(event, *triggerTable, triggerPaths_)) return;
  }
  if (!beamspot__.isUninitialized()) {
    edm::Handle<reco::BeamSpot> beamspot;
    if (!event.getByToken(beamspot__, beamspot)) return;
    if (!(*beamspotSelect_)(*beamspot)) return;
  }
  //  cout<<" apply selection steps"<<endl;
  unsigned int passed = 0;
  unsigned int nJetSteps = -1;
  unsigned int nPFJetSteps = -1;
  unsigned int nCaloJetSteps = -1;
  for (std::vector<std::string>::const_iterator selIt = selectionOrder_.begin();
       selIt != selectionOrder_.end(); ++selIt) {
    std::string key = selectionStep(*selIt), type = objectType(*selIt);
    if (selection_.find(key) != selection_.end()) {
      if (type == "empty") {
        selection_[key].second->fill(event, setup);
      }
      if (type == "muons" && MuonStep != 0) {
        if (MuonStep->select(event)) {
          ++passed;
          //      cout<<"selected event! "<<selection_[key].second<<endl;
          selection_[key].second->fill(event, setup);
        } else
          break;
      }
      // cout<<" apply selection steps 2"<<endl;
      if (type == "elecs" && ElectronStep != 0) {
        // cout<<"In electrons ..."<<endl;
        if (ElectronStep->select(event, "electron")) {
          ++passed;
          selection_[key].second->fill(event, setup);
        } else
          break;
      }
      // cout<<" apply selection steps 3"<<endl;
      if (type == "pvs" && PvStep != 0) {
        if (PvStep->selectVertex(event)) {
          ++passed;
          selection_[key].second->fill(event, setup);
        } else
          break;
      }
      // cout<<" apply selection steps 4"<<endl;
      if (type == "jets") {
        nJetSteps++;
        if (JetSteps[nJetSteps] != NULL) {
          if (JetSteps[nJetSteps]->select(event, setup)) {
            ++passed;
            selection_[key].second->fill(event, setup);
          } else
            break;
        }
      }
      if (type == "jets/pf") {
        nPFJetSteps++;
        if (PFJetSteps[nPFJetSteps] != NULL) {
          if (PFJetSteps[nPFJetSteps]->select(event, setup)) {
            ++passed;
            selection_[key].second->fill(event, setup);
          } else
            break;
        }
      }
      if (type == "jets/calo") {
        nCaloJetSteps++;
        if (CaloJetSteps[nCaloJetSteps] != NULL) {
          if (CaloJetSteps[nCaloJetSteps]->select(event, setup)) {
            ++passed;
            selection_[key].second->fill(event, setup);
          } else
            break;
        }
      }
      if (type == "met" && METStep != 0) {
        if (METStep->select(event)) {
          ++passed;
          selection_[key].second->fill(event, setup);
        } else
          break;
      }
    }
  }
}

// Local Variables:
// show-trailing-whitespace: t
// truncate-lines: t
// End: