SiStripDCSStatus.cc

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#include "CalibTracker/SiStripCommon/interface/SiStripDCSStatus.h" 
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/Framework/interface/ESHandle.h"

#include "DataFormats/Common/interface/Handle.h"
#include "DataFormats/Scalers/interface/DcsStatus.h"

#include "DataFormats/FEDRawData/interface/FEDRawDataCollection.h"
#include "DataFormats/FEDRawData/interface/FEDRawData.h"
#include "DataFormats/FEDRawData/interface/FEDNumbering.h"

// FED cabling and numbering                                                                                                                  
#include "CondFormats/DataRecord/interface/SiStripCondDataRecords.h"
#include "CondFormats/SiStripObjects/interface/SiStripFedCabling.h"

#include "DataFormats/SiStripDetId/interface/StripSubdetector.h"
#include "DataFormats/TrackerCommon/interface/TrackerTopology.h"
#include "Geometry/Records/interface/IdealGeometryRecord.h"

#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include <iostream>
 
//
// -- Constructor
//
SiStripDCSStatus::SiStripDCSStatus() :
  TIBTIDinDAQ(false),
  TOBinDAQ(false),
  TECFinDAQ(false),
  TECBinDAQ(false),
  trackerAbsent(false),
  rawdataAbsent(true),
  initialised(false) {
}
//
// -- Destructor
//
SiStripDCSStatus::~SiStripDCSStatus() {
}
//
// -- Get State
//
bool SiStripDCSStatus::getStatus(edm::Event const& e, edm::EventSetup const& eSetup){

  bool retVal = true;
  if (!initialised) initialise(e, eSetup);

  edm::Handle<DcsStatusCollection> dcsStatus;
  e.getByLabel("scalersRawToDigi", dcsStatus);
  if ( trackerAbsent || !dcsStatus.isValid())  return retVal;
  if ((*dcsStatus).size() == 0) return retVal;

  statusTIBTID = true;
  statusTOB    = true;
  statusTECF   = true;
  statusTECB   = true;

  bool dcsTIBTID = ((*dcsStatus)[0].ready(DcsStatus::TIBTID));
  bool dcsTOB    = ((*dcsStatus)[0].ready(DcsStatus::TOB));
  bool dcsTECF   = ((*dcsStatus)[0].ready(DcsStatus::TECp));
  bool dcsTECB   = ((*dcsStatus)[0].ready(DcsStatus::TECm));
  if (rawdataAbsent) {
    statusTIBTID = dcsTIBTID;
    statusTOB    = dcsTOB;
    statusTECF   = dcsTECF;
    statusTECB   = dcsTECB;
  } else {
    if ( TIBTIDinDAQ && !dcsTIBTID ) statusTIBTID = false;
    if ( TOBinDAQ    && !dcsTOB )    statusTOB    = false;
    if ( TECFinDAQ   && !dcsTECF )   statusTECF   = false;
    if ( TECBinDAQ   && !dcsTECB )   statusTECB   = false;
  }
  
  LogDebug("SiStripDCSStatus") << " SiStripDCSStatus :: Detectors in DAQ (TIBTID, TOB, TEC+ TEC-)" 
        << TIBTIDinDAQ << " " 
        << TOBinDAQ << " " 
        << TECFinDAQ << " " 
        << TECBinDAQ << std::endl;
  LogDebug("SiStripDCSStatus") << " SiStripDCSStatus :: Detectors in ON (TIBTID, TOB, TEC+ TEC-)"
        << dcsTIBTID << " "
        << dcsTOB << " "
        << dcsTECF << " "
        << dcsTECB << std::endl;
  
  LogDebug("SiStripDCSStatus") << " SiStripDCSStatus :: Final Flags     (TIBTID, TOB, TEC+ TEC-)"
        << statusTIBTID << " " 
        << statusTOB  << " " 
        << statusTECF << " " 
        << statusTECB << std::endl;
  if (statusTIBTID && statusTOB && statusTECF && statusTECB) retVal = true;
  else retVal = false;
  LogDebug("SiStripDCSStatus") << " Return Value " << retVal ;
  return retVal;
}
//
// -- initialise
//
void SiStripDCSStatus::initialise(edm::Event const& e, edm::EventSetup const& eSetup) {
  //Retrieve tracker topology from geometry
  edm::ESHandle<TrackerTopology> tTopoHandle;
  eSetup.get<IdealGeometryRecord>().get(tTopoHandle);
  const TrackerTopology* const tTopo = tTopoHandle.product();

  edm::ESHandle< SiStripFedCabling > fedCabling_;
  eSetup.get<SiStripFedCablingRcd>().get(fedCabling_);
  auto connectedFEDs = fedCabling_->fedIds();

  edm::Handle<FEDRawDataCollection> rawDataHandle;
  e.getByLabel("source", rawDataHandle);

  if ( !rawDataHandle.isValid() ) {
    rawdataAbsent = true;
    return;
  }

  rawdataAbsent = false;
  const FEDRawDataCollection& rawDataCollection = *rawDataHandle;
  for(std::vector<unsigned short>::const_iterator ifed = connectedFEDs.begin(); ifed != connectedFEDs.end(); ifed++){
    auto fedChannels = fedCabling_->fedConnections( *ifed );
    if (!(rawDataCollection.FEDData(*ifed).size()) || !(rawDataCollection.FEDData(*ifed).data()) ) continue;
    // Check Modules Connected
    for (std::vector<FedChannelConnection>::const_iterator iconn = fedChannels.begin();
     iconn < fedChannels.end(); iconn++){
      if (!iconn->isConnected()) continue;
      uint32_t detId = iconn->detId();
      StripSubdetector subdet(detId);
      if ( (subdet.subdetId() == StripSubdetector::TIB) || (subdet.subdetId() == StripSubdetector::TID)) {
    TIBTIDinDAQ = true;
    break;
      } else if (subdet.subdetId() == StripSubdetector::TOB) {
    TOBinDAQ = true;
    break;
      } else if (subdet.subdetId() == StripSubdetector::TEC) {
    if (tTopo->tecSide(detId) == 2) TECFinDAQ = true;
    else if (tTopo->tecSide(detId) == 1) TECBinDAQ = true;
    break;
      }
    }
    if (TIBTIDinDAQ && TOBinDAQ && TECFinDAQ && TECBinDAQ) break;
  } 
  initialised = true;
  if (!TIBTIDinDAQ && !TOBinDAQ && !TECFinDAQ && !TECBinDAQ) trackerAbsent = true;
}