/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_5_3_13_patch3/src/RecoEcal/EgammaCoreTools/plugins/EcalNextToDeadChannelESProducer.cc

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#include "boost/shared_ptr.hpp"
#include "FWCore/Framework/interface/ModuleFactory.h"
#include "FWCore/Framework/interface/ESProducer.h"
#include "FWCore/Framework/interface/ESHandle.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "CondFormats/DataRecord/interface/EcalChannelStatusRcd.h"
#include "CondFormats/EcalObjects/interface/EcalChannelStatus.h"
#include "RecoEcal/EgammaCoreTools/interface/EcalNextToDeadChannel.h"
#include "RecoEcal/EgammaCoreTools/interface/EcalNextToDeadChannelRcd.h"
#include "RecoEcal/EgammaCoreTools/interface/EcalTools.h"

class EcalNextToDeadChannelESProducer : public edm::ESProducer {
  
public:
  EcalNextToDeadChannelESProducer(const edm::ParameterSet& iConfig);
  
  typedef boost::shared_ptr<EcalNextToDeadChannel> ReturnType;
  
  ReturnType produce(const EcalNextToDeadChannelRcd& iRecord);
  


private:

  void findNextToDeadChannelsCallback(const EcalChannelStatusRcd& chs);
  
  // threshold above which a channel will be considered "dead"
  int statusThreshold_;

  ReturnType returnRcd_;
};

EcalNextToDeadChannelESProducer::EcalNextToDeadChannelESProducer(const edm::ParameterSet& iConfig){
  //the following line is needed to tell the framework what
  // data is being produced
  setWhatProduced(this, 
                  dependsOn (&EcalNextToDeadChannelESProducer::findNextToDeadChannelsCallback));

  statusThreshold_= iConfig.getParameter<int>("channelStatusThresholdForDead");

  returnRcd_=ReturnType(new EcalNextToDeadChannel);
}



EcalNextToDeadChannelESProducer::ReturnType
EcalNextToDeadChannelESProducer::produce(const EcalNextToDeadChannelRcd& iRecord){
  
  return returnRcd_ ;
}


void 
EcalNextToDeadChannelESProducer::
findNextToDeadChannelsCallback(const EcalChannelStatusRcd& chs){

  

  EcalNextToDeadChannel* rcd= new EcalNextToDeadChannel;

  // Find channels next to dead ones and fill corresponding record

  edm::ESHandle <EcalChannelStatus> h;
  chs.get (h);
  
  for(int ieta=-EBDetId::MAX_IETA; ieta<=EBDetId::MAX_IETA; ++ieta) {
    if(ieta==0) continue;
    for(int iphi=EBDetId::MIN_IPHI; iphi<=EBDetId::MAX_IPHI; ++iphi) {
      if (EBDetId::validDetId(ieta,iphi)) {
        
        EBDetId detid(ieta,iphi);
        
        if (EcalTools::isNextToDeadFromNeighbours(detid,
                                                  *h,
                                                  statusThreshold_)){
          
          
          rcd->setValue(detid,1);
        };
      }
    } // for phi
  } // for eta
  
  // endcap

  for(int iX=EEDetId::IX_MIN; iX<=EEDetId::IX_MAX ;++iX) {
    for(int iY=EEDetId::IY_MIN; iY<=EEDetId::IY_MAX; ++iY) {
  
      if (EEDetId::validDetId(iX,iY,1)) {
        EEDetId detid(iX,iY,1);

        if (EcalTools::isNextToDeadFromNeighbours(detid,
                                                  *h,
                                                  statusThreshold_)){
          rcd->setValue(detid,1);
        };
        
      }

      if (EEDetId::validDetId(iX,iY,-1)) {
        EEDetId detid(iX,iY,-1);

        if (EcalTools::isNextToDeadFromNeighbours(detid,
                                                  *h,
                                                  statusThreshold_)){
     
          rcd->setValue(detid,1);
        };
      }
    } // for iy
  } // for ix
  
  returnRcd_.reset(rcd);
}

//define this as a plug-in
DEFINE_FWK_EVENTSETUP_MODULE(EcalNextToDeadChannelESProducer);








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