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: PF_PU_AssoMap.cc,v 1.8 2012/11/21 09:56:19 mgeisler Exp $
//
//

#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)
{

  //now do what ever other initialization is needed

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

  input_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 {
        edm::LogWarning("Trck2VtxAssociation") << "No correct InputTag for AssociationType!" << std::endl
    << "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.getByLabel(input_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);