TrackAssociatorByHitsESProducer.cc

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// system include files
#include <memory>
#include "boost/shared_ptr.hpp"

#include "SimTracker/TrackAssociatorESProducer/src/TrackAssociatorByHitsESProducer.hh"
// user include files
#include "FWCore/Framework/interface/ModuleFactory.h"
#include "FWCore/Framework/interface/ESProducer.h"

#include "FWCore/Framework/interface/ESHandle.h"

#include "SimTracker/TrackAssociation/interface/TrackAssociatorByHits.h"
#include "SimTracker/Records/interface/TrackAssociatorRecord.h"
#include "MagneticField/Engine/interface/MagneticField.h" 
//#include "MagneticField/Records/interface/IdealMagneticFieldRecord.h" 
#include "FWCore/Framework/interface/EventSetupRecordIntervalFinder.h"
#include "MagneticField/Records/interface/IdealMagneticFieldRecord.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"

//
// constants, enums and typedefs
//

//
// static data member definitions
//

//
// constructors and destructor
//
TrackAssociatorByHitsESProducer::TrackAssociatorByHitsESProducer(const edm::ParameterSet& iConfig)
{
  //the following line is needed to tell the framework what
  // data is being produced
  std::string myName=iConfig.getParameter<std::string>("ComponentName");
  setWhatProduced(this,myName);

   //now do what ever other initialization is needed
   conf_=iConfig;
}


TrackAssociatorByHitsESProducer::~TrackAssociatorByHitsESProducer()
{
 
   // do anything here that needs to be done at desctruction time
   // (e.g. close files, deallocate resources etc.)

}


//
// member functions
//

// ------------ method called to produce the data  ------------
TrackAssociatorByHitsESProducer::ReturnType
TrackAssociatorByHitsESProducer::produce(const TrackAssociatorRecord& iRecord)
{
   using namespace edm::es;
   edm::ESHandle<MagneticField> theMF;
   iRecord.getRecord<IdealMagneticFieldRecord>().get(theMF);
   std::auto_ptr<TrackAssociatorBase> pTrackAssociatorBase (new TrackAssociatorByHits(conf_));
   return pTrackAssociatorBase ;
}

//define this as a plug-in