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/data/refman/pasoursint/CMSSW_5_2_9/src/RecoMuon/MuonIdentification/plugins/MuonShowerInformationProducer.cc

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00001 #include <string>
00002 #include <vector>
00003 
00004 #include "DataFormats/Common/interface/ValueMap.h"
00005 #include "DataFormats/MuonReco/interface/MuonFwd.h"
00006 #include "DataFormats/MuonReco/interface/Muon.h"
00007 #include "DataFormats/TrackReco/interface/Track.h"
00008 #include "DataFormats/TrackReco/interface/TrackFwd.h"
00009 
00010 #include "FWCore/Framework/interface/EDProducer.h"
00011 #include "FWCore/Framework/interface/Event.h"
00012 #include "FWCore/Framework/interface/EventSetup.h"
00013 #include "FWCore/Framework/interface/Frameworkfwd.h"
00014 #include "FWCore/Framework/interface/MakerMacros.h"
00015 #include "FWCore/ParameterSet/interface/ParameterSet.h"
00016 
00017 #include "RecoMuon/MuonIdentification/interface/MuonShowerInformationFiller.h"
00018 
00019 class MuonShowerInformationProducer : public edm::EDProducer {
00020 public:
00021   MuonShowerInformationProducer(const edm::ParameterSet& iConfig) :
00022     inputMuonCollection_(iConfig.getParameter<edm::InputTag>("muonCollection")),
00023     inputTrackCollection_(iConfig.getParameter<edm::InputTag>("trackCollection")),
00024     showerFiller_(iConfig.getParameter<edm::ParameterSet>("ShowerInformationFillerParameters"))
00025   {
00026     produces<edm::ValueMap<reco::MuonShower> >().setBranchAlias("muonShowerInformation");
00027   }
00028   virtual ~MuonShowerInformationProducer() {}
00029 
00030 private:
00031   virtual void produce(edm::Event&, const edm::EventSetup&);
00032   edm::InputTag inputMuonCollection_;
00033   edm::InputTag inputTrackCollection_;
00034   MuonShowerInformationFiller showerFiller_;
00035 };
00036 
00037 void
00038 MuonShowerInformationProducer::produce(edm::Event& iEvent, const edm::EventSetup& iSetup)
00039 {
00040   edm::Handle<reco::MuonCollection> muons;
00041   iEvent.getByLabel(inputMuonCollection_, muons);
00042 
00043   // reserve some space for output
00044   std::vector<reco::MuonShower> showerInfoValues;
00045   showerInfoValues.reserve(muons->size());
00046   
00047   for(reco::MuonCollection::const_iterator muon = muons->begin(); 
00048       muon != muons->end(); ++muon)
00049     {
00050      // if (!muon->isGlobalMuon() && !muon->isStandAloneMuon()) continue;
00051       showerInfoValues.push_back(showerFiller_.fillShowerInformation(*muon,iEvent,iSetup));
00052     }
00053 
00054   // create and fill value map
00055   std::auto_ptr<edm::ValueMap<reco::MuonShower> > outC(new edm::ValueMap<reco::MuonShower>());
00056   edm::ValueMap<reco::MuonShower>::Filler fillerC(*outC);
00057   fillerC.insert(muons, showerInfoValues.begin(), showerInfoValues.end());
00058   fillerC.fill();
00059 
00060   // put value map into event
00061   iEvent.put(outC);
00062 }
00063 DEFINE_FWK_MODULE(MuonShowerInformationProducer);