PF_PU_AssoMap.cc

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// -*- C++ -*-
//
// Package:    PF_PU_AssoMap
// Class:      PF_PU_AssoMap
//
//
// Original Author:  Matthias Geisler,32 4-B20,+41227676487,
// $Id$
//
//

#include "CommonTools/RecoUtils/interface/PF_PU_AssoMap.h"

//
// static data member definitions
//

//
// constructors and destructor
//
PF_PU_AssoMap::PF_PU_AssoMap(const edm::ParameterSet& iConfig):PF_PU_AssoMapAlgos(iConfig, consumesCollector())
{

   //now do what ever other initialization is needed

    input_AssociationType_ = iConfig.getParameter<edm::InputTag>("AssociationType");

    token_TrackCollection_ = consumes<reco::TrackCollection>(iConfig.getParameter<edm::InputTag>("TrackCollection"));

   //register your products

    if ( input_AssociationType_.label() == "TracksToVertex" ) {
      produces<TrackToVertexAssMap>();
    } else {
      if ( input_AssociationType_.label() == "VertexToTracks" ) {
        produces<VertexToTrackAssMap>();
      } else {
        if ( input_AssociationType_.label() == "Both" ) {
          produces<TrackToVertexAssMap>();
          produces<VertexToTrackAssMap>();
        } else {
          std::cout << "No correct InputTag for AssociationType!" << std::endl;
          std::cout << "Won't produce any AssociationMap!" << std::endl;
        }
      }
    }


}


PF_PU_AssoMap::~PF_PU_AssoMap()
{

   // do anything here that needs to be done at destruction time
   // (e.g. close files, deallocate resources etc.)

}


//
// member functions
//

// ------------ method called to produce the data  ------------
void
PF_PU_AssoMap::produce(edm::Event& iEvent, const edm::EventSetup& iSetup)
{

  using namespace edm;
  using namespace std;
  using namespace reco;


    //get the input track collection
    Handle<TrackCollection> trkcollH;
    iEvent.getByToken(token_TrackCollection_, trkcollH);

    string asstype = input_AssociationType_.label();

    PF_PU_AssoMapAlgos::GetInputCollections(iEvent,iSetup);

    if ( ( asstype == "TracksToVertex" ) || ( asstype == "Both" ) ) {
      auto_ptr<TrackToVertexAssMap> Track2Vertex = CreateTrackToVertexMap(trkcollH, iSetup);
      iEvent.put( SortAssociationMap( &(*Track2Vertex) ) );
    }

    if ( ( asstype == "VertexToTracks" ) || ( asstype == "Both" ) ) {
      auto_ptr<VertexToTrackAssMap> Vertex2Track = CreateVertexToTrackMap(trkcollH, iSetup);
      iEvent.put( Vertex2Track );
    }

}

// ------------ method fills 'descriptions' with the allowed parameters for the module  ------------
void
PF_PU_AssoMap::fillDescriptions(edm::ConfigurationDescriptions& descriptions) {
  //The following says we do not know what parameters are allowed so do no validation
  // Please change this to state exactly what you do use, even if it is no parameters
  edm::ParameterSetDescription desc;
  desc.setUnknown();
  descriptions.addDefault(desc);
}

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