PFMETDQMAnalyzer.cc

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#include "DQMOffline/PFTau/plugins/PFMETDQMAnalyzer.h"

#include "FWCore/MessageLogger/interface/MessageLogger.h"

#include "FWCore/Framework/interface/Event.h"
#include "DataFormats/Common/interface/Handle.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/Utilities/interface/InputTag.h"

#include "DataFormats/ParticleFlowCandidate/interface/PFCandidateFwd.h"
#include "DataFormats/ParticleFlowCandidate/interface/PFCandidate.h"
#include "DataFormats/METReco/interface/MET.h"

#include "DQMServices/Core/interface/DQMStore.h"
#include "DQMServices/Core/interface/MonitorElement.h"
#include "FWCore/ServiceRegistry/interface/Service.h"


//
// -- Constructor
//
PFMETDQMAnalyzer::PFMETDQMAnalyzer(const edm::ParameterSet& parameterSet)  
  
{
  pSet_                = parameterSet;
  inputLabel_          = pSet_.getParameter<edm::InputTag>("InputCollection");
  matchLabel_          = pSet_.getParameter<edm::InputTag>("MatchCollection");
  benchmarkLabel_      = pSet_.getParameter<std::string>("BenchmarkLabel"); 

  pfMETMonitor_.setParameters(parameterSet);  

  myMET_ = consumes< edm::View<reco::MET> >(inputLabel_);
  myMatchedMET_ = consumes< edm::View<reco::MET> >(matchLabel_);


  std::string folder = benchmarkLabel_ ;

  subsystemname_ = "ParticleFlow" ;
  eventInfoFolder_ = subsystemname_ + "/" + folder ;

  nBadEvents_ = 0;

}


//
// -- BookHistograms
//
void PFMETDQMAnalyzer::bookHistograms(DQMStore::IBooker & ibooker,
                        edm::Run const & /* iRun */,
                        edm::EventSetup const & /* iSetup */ )
{
  ibooker.setCurrentFolder(eventInfoFolder_) ;

  edm::LogInfo("PFMETDQMAnalyzer") << " PFMETDQMAnalyzer::bookHistograms " << "Histogram Folder path set to " << eventInfoFolder_;

  pfMETMonitor_.setup(ibooker, pSet_);
}


//
// -- Analyze
//
void PFMETDQMAnalyzer::analyze(edm::Event const& iEvent, 
                   edm::EventSetup const& iSetup) {
  edm::Handle< edm::View<reco::MET> > metCollection;
  iEvent.getByToken(myMET_, metCollection);   
  
  edm::Handle< edm::View<reco::MET> > matchedMetCollection; 
  iEvent.getByToken(myMatchedMET_, matchedMetCollection);

  if (metCollection.isValid() && matchedMetCollection.isValid()) {
    float maxRes = 0.0;
    float minRes = 99.99;
    pfMETMonitor_.fillOne( (*metCollection)[0], (*matchedMetCollection)[0], minRes, maxRes);    

  }
}


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