L1GtUtils.cc

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// this class header
#include "L1Trigger/GlobalTriggerAnalyzer/interface/L1GtUtils.h"

// system include files
#include <iomanip>
#include <memory>

// user include files
#include "DataFormats/L1GlobalTrigger/interface/L1GlobalTriggerReadoutSetupFwd.h"
#include "DataFormats/L1GlobalTrigger/interface/L1GlobalTriggerReadoutRecord.h"
#include "DataFormats/L1GlobalTrigger/interface/L1GlobalTriggerRecord.h"

#include "FWCore/MessageLogger/interface/MessageLogger.h"

// constructor(s)
L1GtUtils::L1GtUtils(edm::ConsumesCollector& iC, UseEventSetupIn useEventSetupIn)
    :

      m_l1GtStableParCacheID(0ULL),
      m_numberAlgorithmTriggers(0),

      m_numberTechnicalTriggers(0),

      m_l1GtPfAlgoCacheID(0ULL),
      m_l1GtPfTechCacheID(0ULL),

      m_l1GtTmAlgoCacheID(0ULL),
      m_l1GtTmTechCacheID(0ULL),

      m_l1GtTmVetoAlgoCacheID(0ULL),
      m_l1GtTmVetoTechCacheID(0ULL),

      m_l1GtMenuCacheID(0ULL),

      m_l1EventSetupValid(false),

      m_l1GtMenuLiteValid(false),

      m_beginRunCache(false),

      m_runIDCache(0),

      m_physicsDaqPartition(0),

      m_retrieveL1EventSetup(false),

      m_retrieveL1GtTriggerMenuLite(false)

{
  if (useEventSetupIn == UseEventSetupIn::Run || useEventSetupIn == UseEventSetupIn::RunAndEvent) {
    m_L1GtStableParametersRunToken =
        iC.esConsumes<L1GtStableParameters, L1GtStableParametersRcd, edm::Transition::BeginRun>();
    m_L1GtPrescaleFactorsAlgoTrigRunToken =
        iC.esConsumes<L1GtPrescaleFactors, L1GtPrescaleFactorsAlgoTrigRcd, edm::Transition::BeginRun>();
    m_L1GtPrescaleFactorsTechTrigRunToken =
        iC.esConsumes<L1GtPrescaleFactors, L1GtPrescaleFactorsTechTrigRcd, edm::Transition::BeginRun>();
    m_L1GtTriggerMaskAlgoTrigRunToken =
        iC.esConsumes<L1GtTriggerMask, L1GtTriggerMaskAlgoTrigRcd, edm::Transition::BeginRun>();
    m_L1GtTriggerMaskTechTrigRunToken =
        iC.esConsumes<L1GtTriggerMask, L1GtTriggerMaskTechTrigRcd, edm::Transition::BeginRun>();
    m_L1GtTriggerMaskVetoAlgoTrigRunToken =
        iC.esConsumes<L1GtTriggerMask, L1GtTriggerMaskVetoAlgoTrigRcd, edm::Transition::BeginRun>();
    m_L1GtTriggerMaskVetoTechTrigRunToken =
        iC.esConsumes<L1GtTriggerMask, L1GtTriggerMaskVetoTechTrigRcd, edm::Transition::BeginRun>();
    m_L1GtTriggerMenuRunToken = iC.esConsumes<L1GtTriggerMenu, L1GtTriggerMenuRcd, edm::Transition::BeginRun>();
  }
  if (useEventSetupIn == UseEventSetupIn::Event || useEventSetupIn == UseEventSetupIn::RunAndEvent) {
    m_L1GtStableParametersEventToken = iC.esConsumes<L1GtStableParameters, L1GtStableParametersRcd>();
    m_L1GtPrescaleFactorsAlgoTrigEventToken = iC.esConsumes<L1GtPrescaleFactors, L1GtPrescaleFactorsAlgoTrigRcd>();
    m_L1GtPrescaleFactorsTechTrigEventToken = iC.esConsumes<L1GtPrescaleFactors, L1GtPrescaleFactorsTechTrigRcd>();
    m_L1GtTriggerMaskAlgoTrigEventToken = iC.esConsumes<L1GtTriggerMask, L1GtTriggerMaskAlgoTrigRcd>();
    m_L1GtTriggerMaskTechTrigEventToken = iC.esConsumes<L1GtTriggerMask, L1GtTriggerMaskTechTrigRcd>();
    m_L1GtTriggerMaskVetoAlgoTrigEventToken = iC.esConsumes<L1GtTriggerMask, L1GtTriggerMaskVetoAlgoTrigRcd>();
    m_L1GtTriggerMaskVetoTechTrigEventToken = iC.esConsumes<L1GtTriggerMask, L1GtTriggerMaskVetoTechTrigRcd>();
    m_L1GtTriggerMenuEventToken = iC.esConsumes<L1GtTriggerMenu, L1GtTriggerMenuRcd>();
  }
}

L1GtUtils::L1GtUtils(edm::ParameterSet const& pset,
                     edm::ConsumesCollector&& iC,
                     bool useL1GtTriggerMenuLite,
                     UseEventSetupIn useEventSetupIn)
    : L1GtUtils(pset, iC, useL1GtTriggerMenuLite, useEventSetupIn) {}

L1GtUtils::L1GtUtils(edm::ParameterSet const& pset,
                     edm::ConsumesCollector& iC,
                     bool useL1GtTriggerMenuLite,
                     UseEventSetupIn useEventSetupIn)
    : L1GtUtils(iC, useEventSetupIn) {
  m_l1GtUtilsHelper = std::make_unique<L1GtUtilsHelper>(pset, iC, useL1GtTriggerMenuLite);
}

// destructor
L1GtUtils::~L1GtUtils() {
  // empty
}

const std::string L1GtUtils::triggerCategory(const TriggerCategory& trigCategory) const {
  switch (trigCategory) {
    case AlgorithmTrigger: {
      return "Algorithm Trigger";
    } break;
    case TechnicalTrigger: {
      return "Technical Trigger";
    }

    break;
    default: {
      return EmptyString;
    } break;
  }
}

void L1GtUtils::retrieveL1EventSetup(const edm::EventSetup& evSetup, bool isRun) {
  //
  m_retrieveL1EventSetup = true;

  m_l1EventSetupValid = true;
  // FIXME test for each record if valid; if not set m_l1EventSetupValid = false;

  // get / update the stable parameters from the EventSetup
  // local cache & check on cacheIdentifier

  auto l1GtStableParametersRcd = evSetup.get<L1GtStableParametersRcd>();
  unsigned long long l1GtStableParCacheID = l1GtStableParametersRcd.cacheIdentifier();

  if (m_l1GtStableParCacheID != l1GtStableParCacheID) {
    if (isRun) {
      m_l1GtStablePar = &l1GtStableParametersRcd.get(m_L1GtStableParametersRunToken);
    } else {
      m_l1GtStablePar = &l1GtStableParametersRcd.get(m_L1GtStableParametersEventToken);
    }

    // number of algorithm triggers
    m_numberAlgorithmTriggers = m_l1GtStablePar->gtNumberPhysTriggers();

    // number of technical triggers
    m_numberTechnicalTriggers = m_l1GtStablePar->gtNumberTechnicalTriggers();

    int maxNumberTrigger = std::max(m_numberAlgorithmTriggers, m_numberTechnicalTriggers);

    m_triggerMaskSet.reserve(maxNumberTrigger);
    m_prescaleFactorSet.reserve(maxNumberTrigger);

    //
    m_l1GtStableParCacheID = l1GtStableParCacheID;
  }

  // get / update the prescale factors from the EventSetup
  // local cache & check on cacheIdentifier

  auto l1GtPrescaleFactorsAlgoTrigRcd = evSetup.get<L1GtPrescaleFactorsAlgoTrigRcd>();
  unsigned long long l1GtPfAlgoCacheID = l1GtPrescaleFactorsAlgoTrigRcd.cacheIdentifier();

  if (m_l1GtPfAlgoCacheID != l1GtPfAlgoCacheID) {
    if (isRun) {
      m_l1GtPfAlgo = &l1GtPrescaleFactorsAlgoTrigRcd.get(m_L1GtPrescaleFactorsAlgoTrigRunToken);
    } else {
      m_l1GtPfAlgo = &l1GtPrescaleFactorsAlgoTrigRcd.get(m_L1GtPrescaleFactorsAlgoTrigEventToken);
    }

    m_prescaleFactorsAlgoTrig = &(m_l1GtPfAlgo->gtPrescaleFactors());

    m_l1GtPfAlgoCacheID = l1GtPfAlgoCacheID;
  }

  auto l1GtPrescaleFactorsTechTrigRcd = evSetup.get<L1GtPrescaleFactorsTechTrigRcd>();
  unsigned long long l1GtPfTechCacheID = l1GtPrescaleFactorsTechTrigRcd.cacheIdentifier();

  if (m_l1GtPfTechCacheID != l1GtPfTechCacheID) {
    if (isRun) {
      m_l1GtPfTech = &l1GtPrescaleFactorsTechTrigRcd.get(m_L1GtPrescaleFactorsTechTrigRunToken);
    } else {
      m_l1GtPfTech = &l1GtPrescaleFactorsTechTrigRcd.get(m_L1GtPrescaleFactorsTechTrigEventToken);
    }

    m_prescaleFactorsTechTrig = &(m_l1GtPfTech->gtPrescaleFactors());

    m_l1GtPfTechCacheID = l1GtPfTechCacheID;
  }

  // get / update the trigger mask from the EventSetup
  // local cache & check on cacheIdentifier

  auto l1GtTriggerMaskAlgoTrigRcd = evSetup.get<L1GtTriggerMaskAlgoTrigRcd>();
  unsigned long long l1GtTmAlgoCacheID = l1GtTriggerMaskAlgoTrigRcd.cacheIdentifier();

  if (m_l1GtTmAlgoCacheID != l1GtTmAlgoCacheID) {
    if (isRun) {
      m_l1GtTmAlgo = &l1GtTriggerMaskAlgoTrigRcd.get(m_L1GtTriggerMaskAlgoTrigRunToken);
    } else {
      m_l1GtTmAlgo = &l1GtTriggerMaskAlgoTrigRcd.get(m_L1GtTriggerMaskAlgoTrigEventToken);
    }

    m_triggerMaskAlgoTrig = &(m_l1GtTmAlgo->gtTriggerMask());

    m_l1GtTmAlgoCacheID = l1GtTmAlgoCacheID;
  }

  auto l1GtTriggerMaskTechTrigRcd = evSetup.get<L1GtTriggerMaskTechTrigRcd>();
  unsigned long long l1GtTmTechCacheID = l1GtTriggerMaskTechTrigRcd.cacheIdentifier();

  if (m_l1GtTmTechCacheID != l1GtTmTechCacheID) {
    if (isRun) {
      m_l1GtTmTech = &l1GtTriggerMaskTechTrigRcd.get(m_L1GtTriggerMaskTechTrigRunToken);
    } else {
      m_l1GtTmTech = &l1GtTriggerMaskTechTrigRcd.get(m_L1GtTriggerMaskTechTrigEventToken);
    }

    m_triggerMaskTechTrig = &(m_l1GtTmTech->gtTriggerMask());

    m_l1GtTmTechCacheID = l1GtTmTechCacheID;
  }

  auto l1GtTriggerMaskVetoAlgoTrigRcd = evSetup.get<L1GtTriggerMaskVetoAlgoTrigRcd>();
  unsigned long long l1GtTmVetoAlgoCacheID = l1GtTriggerMaskVetoAlgoTrigRcd.cacheIdentifier();

  if (m_l1GtTmVetoAlgoCacheID != l1GtTmVetoAlgoCacheID) {
    if (isRun) {
      m_l1GtTmVetoAlgo = &l1GtTriggerMaskVetoAlgoTrigRcd.get(m_L1GtTriggerMaskVetoAlgoTrigRunToken);
    } else {
      m_l1GtTmVetoAlgo = &l1GtTriggerMaskVetoAlgoTrigRcd.get(m_L1GtTriggerMaskVetoAlgoTrigEventToken);
    }

    m_triggerMaskVetoAlgoTrig = &(m_l1GtTmVetoAlgo->gtTriggerMask());

    m_l1GtTmVetoAlgoCacheID = l1GtTmVetoAlgoCacheID;
  }

  auto l1GtTriggerMaskVetoTechTrigRcd = evSetup.get<L1GtTriggerMaskVetoTechTrigRcd>();
  unsigned long long l1GtTmVetoTechCacheID = l1GtTriggerMaskVetoTechTrigRcd.cacheIdentifier();

  if (m_l1GtTmVetoTechCacheID != l1GtTmVetoTechCacheID) {
    if (isRun) {
      m_l1GtTmVetoTech = &l1GtTriggerMaskVetoTechTrigRcd.get(m_L1GtTriggerMaskVetoTechTrigRunToken);
    } else {
      m_l1GtTmVetoTech = &l1GtTriggerMaskVetoTechTrigRcd.get(m_L1GtTriggerMaskVetoTechTrigEventToken);
    }

    m_triggerMaskVetoTechTrig = &(m_l1GtTmVetoTech->gtTriggerMask());

    m_l1GtTmVetoTechCacheID = l1GtTmVetoTechCacheID;
  }

  // get / update the trigger menu from the EventSetup
  // local cache & check on cacheIdentifier

  auto l1GtTriggerMenuRcd = evSetup.get<L1GtTriggerMenuRcd>();
  unsigned long long l1GtMenuCacheID = l1GtTriggerMenuRcd.cacheIdentifier();

  if (m_l1GtMenuCacheID != l1GtMenuCacheID) {
    if (isRun) {
      m_l1GtMenu = &l1GtTriggerMenuRcd.get(m_L1GtTriggerMenuRunToken);
    } else {
      m_l1GtMenu = &l1GtTriggerMenuRcd.get(m_L1GtTriggerMenuEventToken);
    }

    m_algorithmMap = &(m_l1GtMenu->gtAlgorithmMap());
    m_algorithmAliasMap = &(m_l1GtMenu->gtAlgorithmAliasMap());

    m_technicalTriggerMap = &(m_l1GtMenu->gtTechnicalTriggerMap());

    m_l1GtMenuCacheID = l1GtMenuCacheID;
  }
}

void L1GtUtils::retrieveL1GtTriggerMenuLite(const edm::Run& iRun) {
  m_retrieveL1GtTriggerMenuLite = true;

  // get L1GtTriggerMenuLite
  edm::Handle<L1GtTriggerMenuLite> l1GtMenuLite;
  if (!m_l1GtUtilsHelper->l1GtTriggerMenuLiteToken().isUninitialized()) {
    iRun.getByToken(m_l1GtUtilsHelper->l1GtTriggerMenuLiteToken(), l1GtMenuLite);
  }

  if (!l1GtMenuLite.isValid()) {
    LogDebug("L1GtUtils") << "\nL1GtTriggerMenuLite with \n  " << m_l1GtUtilsHelper->l1GtTriggerMenuLiteInputTag()
                          << "\nrequested, but not found in the run." << std::endl;

    m_l1GtMenuLiteValid = false;
  } else {
    m_l1GtMenuLite = l1GtMenuLite.product();
    m_l1GtMenuLiteValid = true;

    LogDebug("L1GtUtils") << "\nL1GtTriggerMenuLite with \n  " << m_l1GtUtilsHelper->l1GtTriggerMenuLiteInputTag()
                          << "\nretrieved for run " << iRun.runAuxiliary().run() << std::endl;

    m_algorithmMapLite = &(m_l1GtMenuLite->gtAlgorithmMap());
    m_algorithmAliasMapLite = &(m_l1GtMenuLite->gtAlgorithmAliasMap());
    m_technicalTriggerMapLite = &(m_l1GtMenuLite->gtTechnicalTriggerMap());

    m_triggerMaskAlgoTrigLite = &(m_l1GtMenuLite->gtTriggerMaskAlgoTrig());
    m_triggerMaskTechTrigLite = &(m_l1GtMenuLite->gtTriggerMaskTechTrig());

    m_prescaleFactorsAlgoTrigLite = &(m_l1GtMenuLite->gtPrescaleFactorsAlgoTrig());
    m_prescaleFactorsTechTrigLite = &(m_l1GtMenuLite->gtPrescaleFactorsTechTrig());
  }
}

void L1GtUtils::getL1GtRunCache(const edm::Run& iRun,
                                const edm::EventSetup& evSetup,
                                bool useL1EventSetup,
                                bool useL1GtTriggerMenuLite) {
  // first call will turn this to true: the quantities which can be cached in
  // beginRun will not be cached then in analyze
  m_beginRunCache = true;

  // if requested, retrieve and cache L1 event setup
  // keep the caching based on cacheIdentifier() for each record
  if (useL1EventSetup) {
    bool isRun = true;
    retrieveL1EventSetup(evSetup, isRun);
  }

  // cached per run

  // if requested, retrieve and cache the L1GtTriggerMenuLite
  // L1GtTriggerMenuLite is defined per run and produced in prompt reco by L1Reco
  // and put in the Run section
  if (useL1GtTriggerMenuLite) {
    retrieveL1GtTriggerMenuLite(iRun);
  }
}

void L1GtUtils::getL1GtRunCache(const edm::Event& iEvent,
                                const edm::EventSetup& evSetup,
                                const bool useL1EventSetup,
                                const bool useL1GtTriggerMenuLite) {
  // if there was no retrieval and caching in beginRun, do it here
  if (!m_beginRunCache) {
    // if requested, retrieve and cache L1 event setup
    // keep the caching based on cacheIdentifier() for each record
    if (useL1EventSetup) {
      bool isRun = false;
      retrieveL1EventSetup(evSetup, isRun);
    }
  }

  // cached per run

  const edm::Run& iRun = iEvent.getRun();
  edm::RunID runID = iRun.runAuxiliary().id();

  if (runID != m_runIDCache) {
    if (!m_beginRunCache) {
      // if requested, retrieve and cache the L1GtTriggerMenuLite
      // L1GtTriggerMenuLite is defined per run and produced in prompt reco by L1Reco
      // and put in the Run section
      if (useL1GtTriggerMenuLite) {
        retrieveL1GtTriggerMenuLite(iRun);
      }
    }
    m_runIDCache = runID;
  }
}

const bool L1GtUtils::l1AlgoTechTrigBitNumber(const std::string& nameAlgoTechTrig,
                                              TriggerCategory& trigCategory,
                                              int& bitNumber) const {
  trigCategory = AlgorithmTrigger;
  bitNumber = -1;

  if (m_retrieveL1GtTriggerMenuLite) {
    if (m_l1GtMenuLiteValid) {
      // test if the name is an algorithm alias
      for (L1GtTriggerMenuLite::CItL1Trig itTrig = m_algorithmAliasMapLite->begin();
           itTrig != m_algorithmAliasMapLite->end();
           itTrig++) {
        if (itTrig->second == nameAlgoTechTrig) {
          trigCategory = AlgorithmTrigger;
          bitNumber = itTrig->first;

          return true;
        }
      }

      // test if the name is an algorithm name
      for (L1GtTriggerMenuLite::CItL1Trig itTrig = m_algorithmMapLite->begin(); itTrig != m_algorithmMapLite->end();
           itTrig++) {
        if (itTrig->second == nameAlgoTechTrig) {
          trigCategory = AlgorithmTrigger;
          bitNumber = itTrig->first;

          return true;
        }
      }

      // test if the name is a technical trigger
      for (L1GtTriggerMenuLite::CItL1Trig itTrig = m_technicalTriggerMapLite->begin();
           itTrig != m_technicalTriggerMapLite->end();
           itTrig++) {
        if (itTrig->second == nameAlgoTechTrig) {
          trigCategory = TechnicalTrigger;
          bitNumber = itTrig->first;

          return true;
        }
      }

    } else if (m_retrieveL1EventSetup) {
      // test if the name is an algorithm alias
      CItAlgo itAlgo = m_algorithmAliasMap->find(nameAlgoTechTrig);
      if (itAlgo != m_algorithmAliasMap->end()) {
        trigCategory = AlgorithmTrigger;
        bitNumber = (itAlgo->second).algoBitNumber();

        return true;
      }

      // test if the name is an algorithm name
      itAlgo = m_algorithmMap->find(nameAlgoTechTrig);
      if (itAlgo != m_algorithmMap->end()) {
        trigCategory = AlgorithmTrigger;
        bitNumber = (itAlgo->second).algoBitNumber();

        return true;
      }

      // test if the name is a technical trigger
      itAlgo = m_technicalTriggerMap->find(nameAlgoTechTrig);
      if (itAlgo != m_technicalTriggerMap->end()) {
        trigCategory = TechnicalTrigger;
        bitNumber = (itAlgo->second).algoBitNumber();

        return true;
      }

    } else {
      // only L1GtTriggerMenuLite requested, but it is not valid
      return false;
    }
  } else if (m_retrieveL1EventSetup) {
    // test if the name is an algorithm alias
    CItAlgo itAlgo = m_algorithmAliasMap->find(nameAlgoTechTrig);
    if (itAlgo != m_algorithmAliasMap->end()) {
      trigCategory = AlgorithmTrigger;
      bitNumber = (itAlgo->second).algoBitNumber();

      return true;
    }

    // test if the name is an algorithm name
    itAlgo = m_algorithmMap->find(nameAlgoTechTrig);
    if (itAlgo != m_algorithmMap->end()) {
      trigCategory = AlgorithmTrigger;
      bitNumber = (itAlgo->second).algoBitNumber();

      return true;
    }

    // test if the name is a technical trigger
    itAlgo = m_technicalTriggerMap->find(nameAlgoTechTrig);
    if (itAlgo != m_technicalTriggerMap->end()) {
      trigCategory = TechnicalTrigger;
      bitNumber = (itAlgo->second).algoBitNumber();

      return true;
    }

  } else {
    // L1 trigger configuration not retrieved
    return false;
  }

  // all possibilities already tested, so it should not arrive here
  return false;
}

const bool L1GtUtils::l1TriggerNameFromBit(const int& bitNumber,
                                           const TriggerCategory& trigCategory,
                                           std::string& aliasL1Trigger,
                                           std::string& nameL1Trigger) const {
  aliasL1Trigger.clear();
  nameL1Trigger.clear();

  if (m_retrieveL1GtTriggerMenuLite) {
    if (m_l1GtMenuLiteValid) {
      // for an algorithm trigger
      if (trigCategory == AlgorithmTrigger) {
        bool trigAliasFound = false;
        bool trigNameFound = false;

        for (L1GtTriggerMenuLite::CItL1Trig itTrig = m_algorithmAliasMapLite->begin();
             itTrig != m_algorithmAliasMapLite->end();
             itTrig++) {
          if (static_cast<int>(itTrig->first) == bitNumber) {
            aliasL1Trigger = itTrig->second;
            trigAliasFound = true;
            break;
          }
        }

        for (L1GtTriggerMenuLite::CItL1Trig itTrig = m_algorithmMapLite->begin(); itTrig != m_algorithmMapLite->end();
             itTrig++) {
          if (static_cast<int>(itTrig->first) == bitNumber) {
            nameL1Trigger = itTrig->second;
            trigNameFound = true;
            break;
          }
        }

        if (!(trigAliasFound && trigNameFound)) {
          return false;
        }

        return true;

      } else if (trigCategory == TechnicalTrigger) {
        // for a technical trigger

        bool trigNameFound = false;

        for (L1GtTriggerMenuLite::CItL1Trig itTrig = m_technicalTriggerMapLite->begin();
             itTrig != m_technicalTriggerMapLite->end();
             itTrig++) {
          if (static_cast<int>(itTrig->first) == bitNumber) {
            nameL1Trigger = itTrig->second;

            // technically, no alias is defined for technical triggers
            // users use mainly aliases, so just return the name here
            aliasL1Trigger = itTrig->second;

            trigNameFound = true;
            break;
          }
        }

        if (!(trigNameFound)) {
          return false;
        }

        return true;

      } else {
        // non-existing trigger category...
        return false;
      }

    } else if (m_retrieveL1EventSetup) {
      // for an algorithm trigger
      if (trigCategory == AlgorithmTrigger) {
        bool trigAliasFound = false;

        for (CItAlgo itTrig = m_algorithmAliasMap->begin(); itTrig != m_algorithmAliasMap->end(); itTrig++) {
          if ((itTrig->second).algoBitNumber() == bitNumber) {
            aliasL1Trigger = itTrig->first;
            // get the name here, avoiding a loop on m_algorithmMap
            nameL1Trigger = (itTrig->second).algoName();

            trigAliasFound = true;
            break;
          }
        }

        if (!(trigAliasFound)) {
          return false;
        }

        return true;

      } else if (trigCategory == TechnicalTrigger) {
        // for a technical trigger

        bool trigNameFound = false;

        for (CItAlgo itTrig = m_technicalTriggerMap->begin(); itTrig != m_technicalTriggerMap->end(); itTrig++) {
          if ((itTrig->second).algoBitNumber() == bitNumber) {
            nameL1Trigger = (itTrig->second).algoName();
            // technically, no alias is defined for technical triggers
            // users use mainly aliases, so just return the name here
            aliasL1Trigger = nameL1Trigger;

            trigNameFound = true;
            break;
          }
        }

        if (!(trigNameFound)) {
          return false;
        }

        return true;

      } else {
        // non-existing trigger category...
        return false;
      }

    } else {
      // only L1GtTriggerMenuLite requested, but it is not valid
      return false;
    }
  } else if (m_retrieveL1EventSetup) {
    // for an algorithm trigger
    if (trigCategory == AlgorithmTrigger) {
      bool trigAliasFound = false;

      for (CItAlgo itTrig = m_algorithmAliasMap->begin(); itTrig != m_algorithmAliasMap->end(); itTrig++) {
        if ((itTrig->second).algoBitNumber() == bitNumber) {
          aliasL1Trigger = itTrig->first;
          // get the name here, avoiding a loop on m_algorithmMap
          nameL1Trigger = (itTrig->second).algoName();

          trigAliasFound = true;
          break;
        }
      }

      if (!(trigAliasFound)) {
        return false;
      }

      return true;

    } else if (trigCategory == TechnicalTrigger) {
      // for a technical trigger

      bool trigNameFound = false;

      for (CItAlgo itTrig = m_technicalTriggerMap->begin(); itTrig != m_technicalTriggerMap->end(); itTrig++) {
        if ((itTrig->second).algoBitNumber() == bitNumber) {
          nameL1Trigger = (itTrig->second).algoName();
          // technically, no alias is defined for technical triggers
          // users use mainly aliases, so just return the name here
          aliasL1Trigger = itTrig->first;

          trigNameFound = true;
          break;
        }
      }

      if (!(trigNameFound)) {
        return false;
      }

      return true;

    } else {
      // non-existing trigger category...
      return false;
    }

  } else {
    // L1 trigger configuration not retrieved
    return false;
  }

  // all possibilities already tested, so it should not arrive here
  return false;
}

const int L1GtUtils::l1Results(const edm::Event& iEvent,
                               const std::string& nameAlgoTechTrig,
                               bool& decisionBeforeMask,
                               bool& decisionAfterMask,
                               int& prescaleFactor,
                               int& triggerMask) const {
  // initial values for returned results
  decisionBeforeMask = false;
  decisionAfterMask = false;
  prescaleFactor = -1;
  triggerMask = -1;

  // initialize error code and L1 configuration code
  int iError = 0;
  int l1ConfCode = 0;

  // check if L1 configuration is available

  if (!availableL1Configuration(iError, l1ConfCode)) {
    return iError;
  }

  // at this point, a valid L1 configuration is available, so the if/else if/else
  // can be simplified

  // if the given name is not an algorithm trigger alias, an algorithm trigger name
  // or a technical trigger in the current menu, return with error code 1

  TriggerCategory trigCategory = AlgorithmTrigger;
  int bitNumber = -1;

  if (!l1AlgoTechTrigBitNumber(nameAlgoTechTrig, trigCategory, bitNumber)) {
    iError = l1ConfCode + 1;

    if (m_retrieveL1GtTriggerMenuLite) {
      if (m_l1GtMenuLiteValid) {
        LogDebug("L1GtUtils") << "\nAlgorithm/technical trigger \n  " << nameAlgoTechTrig
                              << "\not found in the trigger menu \n  " << m_l1GtMenuLite->gtTriggerMenuImplementation()
                              << "\nretrieved from L1GtTriggerMenuLite" << std::endl;

      } else {
        // fall through: L1 trigger configuration from event setup
        LogDebug("L1GtUtils") << "\nAlgorithm/technical trigger \n  " << nameAlgoTechTrig
                              << "\not found in the trigger menu \n  " << m_l1GtMenu->gtTriggerMenuImplementation()
                              << "\nretrieved from Event Setup" << std::endl;
      }

    } else {
      // L1 trigger configuration from event setup only
      LogDebug("L1GtUtils") << "\nAlgorithm/technical trigger \n  " << nameAlgoTechTrig
                            << "\not found in the trigger menu \n  " << m_l1GtMenu->gtTriggerMenuImplementation()
                            << "\nretrieved from Event Setup" << std::endl;
    }

    return iError;
  }

  // check here if a positive bit number was retrieved
  // exit in case of negative bit number, before retrieving L1 GT products, saving time

  if (bitNumber < 0) {
    iError = l1ConfCode + 2;

    if (m_retrieveL1GtTriggerMenuLite) {
      if (m_l1GtMenuLiteValid) {
        LogDebug("L1GtUtils") << "\nNegative bit number for " << triggerCategory(trigCategory) << "\n  "
                              << nameAlgoTechTrig << "\nfrom menu \n  " << m_l1GtMenuLite->gtTriggerMenuImplementation()
                              << "\nretrieved from L1GtTriggerMenuLite" << std::endl;

      } else {
        // fall through: L1 trigger configuration from event setup
        LogDebug("L1GtUtils") << "\nNegative bit number for " << triggerCategory(trigCategory) << "\n  "
                              << nameAlgoTechTrig << "\nfrom menu \n  " << m_l1GtMenu->gtTriggerMenuImplementation()
                              << "\nretrieved from Event Setup" << std::endl;
      }

    } else {
      // L1 trigger configuration from event setup only
      LogDebug("L1GtUtils") << "\nNegative bit number for " << triggerCategory(trigCategory) << "\n  "
                            << nameAlgoTechTrig << "\nfrom menu \n  " << m_l1GtMenu->gtTriggerMenuImplementation()
                            << "\nretrieved from Event Setup" << std::endl;
    }

    return iError;
  }

  // retrieve L1GlobalTriggerRecord and 1GlobalTriggerReadoutRecord product
  // intermediate error code for the records
  // the module returns an error code only if both the lite and the readout record are missing

  int iErrorRecord = 0;

  bool validRecord = false;
  bool gtReadoutRecordValid = false;

  edm::Handle<L1GlobalTriggerRecord> gtRecord;
  if (!m_l1GtUtilsHelper->l1GtRecordToken().isUninitialized()) {
    iEvent.getByToken(m_l1GtUtilsHelper->l1GtRecordToken(), gtRecord);
  }
  if (gtRecord.isValid()) {
    validRecord = true;

  } else {
    iErrorRecord = 10;
    LogDebug("L1GtUtils") << "\nL1GlobalTriggerRecord with \n  " << m_l1GtUtilsHelper->l1GtRecordInputTag()
                          << "\nnot found in the event." << std::endl;
  }

  edm::Handle<L1GlobalTriggerReadoutRecord> gtReadoutRecord;
  if (!m_l1GtUtilsHelper->l1GtReadoutRecordToken().isUninitialized()) {
    iEvent.getByToken(m_l1GtUtilsHelper->l1GtReadoutRecordToken(), gtReadoutRecord);
  }
  if (gtReadoutRecord.isValid()) {
    gtReadoutRecordValid = true;
    validRecord = true;

  } else {
    iErrorRecord = iErrorRecord + 100;
    LogDebug("L1GtUtils") << "\nL1GlobalTriggerReadoutRecord with \n  "
                          << m_l1GtUtilsHelper->l1GtReadoutRecordInputTag() << "\nnot found in the event." << std::endl;
  }

  // get the prescale factor index from
  //  L1GlobalTriggerReadoutRecord if valid
  //  if not, from L1GlobalTriggerRecord if valid
  //  else return an error

  int pfIndexTechTrig = -1;
  int pfIndexAlgoTrig = -1;

  if (validRecord) {
    if (gtReadoutRecordValid) {
      pfIndexTechTrig = (gtReadoutRecord->gtFdlWord()).gtPrescaleFactorIndexTech();
      pfIndexAlgoTrig = (gtReadoutRecord->gtFdlWord()).gtPrescaleFactorIndexAlgo();

    } else {
      pfIndexTechTrig = static_cast<int>(gtRecord->gtPrescaleFactorIndexTech());
      pfIndexAlgoTrig = static_cast<int>(gtRecord->gtPrescaleFactorIndexAlgo());
    }

  } else {
    LogDebug("L1GtUtils") << "\nError: "
                          << "\nNo valid L1GlobalTriggerRecord with \n  " << m_l1GtUtilsHelper->l1GtRecordInputTag()
                          << "\nfound in the event."
                          << "\nNo valid L1GlobalTriggerReadoutRecord with \n  "
                          << m_l1GtUtilsHelper->l1GtReadoutRecordInputTag() << "\nfound in the event." << std::endl;

    iError = l1ConfCode + iErrorRecord;
    return iError;
  }

  // depending on trigger category (algorithm trigger or technical trigger)
  // get the correct quantities

  // number of sets of prescale factors
  // index of prescale factor set retrieved from data
  // pointer to the actual prescale factor set
  // pointer to the set of trigger masks

  size_t pfSetsSize = 0;
  int pfIndex = -1;
  const std::vector<int>* prescaleFactorsSubset = nullptr;
  const std::vector<unsigned int>* triggerMasksSet = nullptr;

  switch (trigCategory) {
    case AlgorithmTrigger: {
      if (m_retrieveL1GtTriggerMenuLite) {
        if (m_l1GtMenuLiteValid) {
          pfSetsSize = m_prescaleFactorsAlgoTrigLite->size();
          triggerMasksSet = m_triggerMaskAlgoTrigLite;

        } else {
          // fall through: L1 trigger configuration from event setup
          pfSetsSize = m_prescaleFactorsAlgoTrig->size();
          triggerMasksSet = m_triggerMaskAlgoTrig;
        }

      } else {
        // L1 trigger configuration from event setup only
        pfSetsSize = m_prescaleFactorsAlgoTrig->size();
        triggerMasksSet = m_triggerMaskAlgoTrig;
      }

      pfIndex = pfIndexAlgoTrig;

    } break;
    case TechnicalTrigger: {
      if (m_retrieveL1GtTriggerMenuLite) {
        if (m_l1GtMenuLiteValid) {
          pfSetsSize = m_prescaleFactorsTechTrigLite->size();
          triggerMasksSet = m_triggerMaskTechTrigLite;

        } else {
          // fall through: L1 trigger configuration from event setup
          pfSetsSize = m_prescaleFactorsTechTrig->size();
          triggerMasksSet = m_triggerMaskTechTrig;
        }

      } else {
        // L1 trigger configuration from event setup only
        pfSetsSize = m_prescaleFactorsTechTrig->size();
        triggerMasksSet = m_triggerMaskTechTrig;
      }

      pfIndex = pfIndexTechTrig;

    } break;
    default: {
      // should not be the case
      iError = l1ConfCode + iErrorRecord + 3;
      return iError;

    } break;
  }

  // test prescale factor set index correctness, then retrieve the actual set of prescale factors

  if (pfIndex < 0) {
    iError = l1ConfCode + iErrorRecord + 1000;
    LogDebug("L1GtUtils") << "\nError: index of prescale factor set retrieved from the data \n"
                          << "less than zero."
                          << "\n  Value of index retrieved from data = " << pfIndex << std::endl;

    return iError;

  } else if (pfIndex >= (static_cast<int>(pfSetsSize))) {
    iError = l1ConfCode + iErrorRecord + 2000;
    LogDebug("L1GtUtils") << "\nError: index of prescale factor set retrieved from the data \n"
                          << "greater than the size of the vector of prescale factor sets."
                          << "\n  Value of index retrieved from data = " << pfIndex
                          << "\n  Vector size = " << pfSetsSize << std::endl;

    return iError;

  } else {
    switch (trigCategory) {
      case AlgorithmTrigger: {
        if (m_retrieveL1GtTriggerMenuLite) {
          if (m_l1GtMenuLiteValid) {
            prescaleFactorsSubset = &((*m_prescaleFactorsAlgoTrigLite).at(pfIndex));

          } else {
            // fall through: L1 trigger configuration from event setup
            prescaleFactorsSubset = &((*m_prescaleFactorsAlgoTrig).at(pfIndex));
          }

        } else {
          // L1 trigger configuration from event setup only
          prescaleFactorsSubset = &((*m_prescaleFactorsAlgoTrig).at(pfIndex));
        }

      } break;
      case TechnicalTrigger: {
        if (m_retrieveL1GtTriggerMenuLite) {
          if (m_l1GtMenuLiteValid) {
            prescaleFactorsSubset = &((*m_prescaleFactorsTechTrigLite).at(pfIndex));

          } else {
            // fall through: L1 trigger configuration from event setup
            prescaleFactorsSubset = &((*m_prescaleFactorsTechTrig).at(pfIndex));
          }

        } else {
          // L1 trigger configuration from event setup only
          prescaleFactorsSubset = &((*m_prescaleFactorsTechTrig).at(pfIndex));
        }

      } break;
      default: {
        // do nothing - it was tested before, with return

      } break;
    }
  }

  // algorithm result before applying the trigger masks
  // the bit number is positive (tested previously)

  switch (trigCategory) {
    case AlgorithmTrigger: {
      if (gtReadoutRecordValid) {
        const DecisionWord& decWord = gtReadoutRecord->decisionWord();
        decisionBeforeMask = trigResult(decWord, bitNumber, nameAlgoTechTrig, trigCategory, iError);
        if (iError) {
          return (iError + l1ConfCode + iErrorRecord);
        }

      } else {
        const DecisionWord& decWord = gtRecord->decisionWordBeforeMask();
        decisionBeforeMask = trigResult(decWord, bitNumber, nameAlgoTechTrig, trigCategory, iError);
        if (iError) {
          return (iError + l1ConfCode + iErrorRecord);
        }
      }

    } break;
    case TechnicalTrigger: {
      if (gtReadoutRecordValid) {
        const DecisionWord& decWord = gtReadoutRecord->technicalTriggerWord();
        decisionBeforeMask = trigResult(decWord, bitNumber, nameAlgoTechTrig, trigCategory, iError);
        if (iError) {
          return (iError + l1ConfCode + iErrorRecord);
        }

      } else {
        const DecisionWord& decWord = gtRecord->technicalTriggerWordBeforeMask();
        decisionBeforeMask = trigResult(decWord, bitNumber, nameAlgoTechTrig, trigCategory, iError);
        if (iError) {
          return (iError + l1ConfCode + iErrorRecord);
        }
      }

    } break;
    default: {
      // do nothing - it was tested before, with return

    } break;
  }

  // prescale factor
  // the bit number is positive (tested previously)

  if (bitNumber < (static_cast<int>(prescaleFactorsSubset->size()))) {
    prescaleFactor = (*prescaleFactorsSubset)[bitNumber];
  } else {
    iError = l1ConfCode + iErrorRecord + 4000;
    LogDebug("L1GtUtils") << "\nError: bit number " << bitNumber << " retrieved for " << triggerCategory(trigCategory)
                          << "\n  " << nameAlgoTechTrig << "\ngreater than size of actual L1 GT prescale factor set: "
                          << prescaleFactorsSubset->size() << "\nError: Inconsistent L1 trigger configuration!"
                          << std::endl;

    return iError;
  }

  // trigger mask and trigger result after applying the trigger masks

  if (bitNumber < (static_cast<int>((*triggerMasksSet).size()))) {
    if (m_retrieveL1GtTriggerMenuLite) {
      if (m_l1GtMenuLiteValid) {
        triggerMask = (*triggerMasksSet)[bitNumber];

      } else {
        // fall through: L1 trigger configuration from event setup
        // masks in event setup are for all partitions
        triggerMask = ((*triggerMasksSet)[bitNumber]) & (1 << m_physicsDaqPartition);
      }

    } else {
      // L1 trigger configuration from event setup only
      // masks in event setup are for all partitions
      triggerMask = ((*triggerMasksSet)[bitNumber]) & (1 << m_physicsDaqPartition);
    }

  } else {
    iError = l1ConfCode + iErrorRecord + 5000;
    LogDebug("L1GtUtils") << "\nError: bit number " << bitNumber << " retrieved for " << triggerCategory(trigCategory)
                          << "\n  " << nameAlgoTechTrig
                          << "\ngreater than size of L1 GT trigger mask set: " << (*triggerMasksSet).size()
                          << "\nError: Inconsistent L1 trigger configuration!" << std::endl;

    return iError;
  }

  decisionAfterMask = decisionBeforeMask;

  if (triggerMask) {
    decisionAfterMask = false;
  }

  return iError;
}

const bool L1GtUtils::decisionBeforeMask(const edm::Event& iEvent,
                                         const std::string& nameAlgoTechTrig,
                                         int& errorCode) const {
  // initial values
  bool decisionBeforeMask = false;
  bool decisionAfterMask = false;
  int prescaleFactor = -1;
  int triggerMask = -1;

  errorCode = l1Results(iEvent, nameAlgoTechTrig, decisionBeforeMask, decisionAfterMask, prescaleFactor, triggerMask);

  return decisionBeforeMask;
}

const bool L1GtUtils::decisionAfterMask(const edm::Event& iEvent,
                                        const std::string& nameAlgoTechTrig,
                                        int& errorCode) const {
  // initial values
  bool decisionBeforeMask = false;
  bool decisionAfterMask = false;
  int prescaleFactor = -1;
  int triggerMask = -1;

  errorCode = l1Results(iEvent, nameAlgoTechTrig, decisionBeforeMask, decisionAfterMask, prescaleFactor, triggerMask);

  return decisionAfterMask;
}

const bool L1GtUtils::decision(const edm::Event& iEvent, const std::string& nameAlgoTechTrig, int& errorCode) const {
  // initial values
  bool decisionBeforeMask = false;
  bool decisionAfterMask = false;
  int prescaleFactor = -1;
  int triggerMask = -1;

  errorCode = l1Results(iEvent, nameAlgoTechTrig, decisionBeforeMask, decisionAfterMask, prescaleFactor, triggerMask);

  return decisionAfterMask;
}

const int L1GtUtils::prescaleFactor(const edm::Event& iEvent,
                                    const std::string& nameAlgoTechTrig,
                                    int& errorCode) const {
  // initial values
  bool decisionBeforeMask = false;
  bool decisionAfterMask = false;
  int prescaleFactor = -1;
  int triggerMask = -1;

  errorCode = l1Results(iEvent, nameAlgoTechTrig, decisionBeforeMask, decisionAfterMask, prescaleFactor, triggerMask);

  return prescaleFactor;
}

const int L1GtUtils::triggerMask(const edm::Event& iEvent, const std::string& nameAlgoTechTrig, int& errorCode) const {
  // initial values
  bool decisionBeforeMask = false;
  bool decisionAfterMask = false;
  int prescaleFactor = -1;
  int triggerMask = -1;

  errorCode = l1Results(iEvent, nameAlgoTechTrig, decisionBeforeMask, decisionAfterMask, prescaleFactor, triggerMask);

  return triggerMask;
}

const int L1GtUtils::triggerMask(const std::string& nameAlgoTechTrig, int& errorCode) const {
  // initial values for returned results
  int triggerMaskValue = -1;

  // initialize error code and L1 configuration code
  int iError = 0;
  int l1ConfCode = 0;

  // check if L1 configuration is available

  if (!availableL1Configuration(iError, l1ConfCode)) {
    errorCode = iError;
    return triggerMaskValue;
  }

  // at this point, a valid L1 configuration is available, so the if/else if/else
  // can be simplified

  // if the given name is not an algorithm trigger alias, an algorithm trigger name
  // or a technical trigger in the current menu, return with error code 1

  TriggerCategory trigCategory = AlgorithmTrigger;
  int bitNumber = -1;

  if (!l1AlgoTechTrigBitNumber(nameAlgoTechTrig, trigCategory, bitNumber)) {
    iError = l1ConfCode + 1;

    if (m_retrieveL1GtTriggerMenuLite) {
      if (m_l1GtMenuLiteValid) {
        LogDebug("L1GtUtils") << "\nAlgorithm/technical trigger \n  " << nameAlgoTechTrig
                              << "\not found in the trigger menu \n  " << m_l1GtMenuLite->gtTriggerMenuImplementation()
                              << "\nretrieved from L1GtTriggerMenuLite" << std::endl;

      } else {
        // fall through: L1 trigger configuration from event setup
        LogDebug("L1GtUtils") << "\nAlgorithm/technical trigger \n  " << nameAlgoTechTrig
                              << "\not found in the trigger menu \n  " << m_l1GtMenu->gtTriggerMenuImplementation()
                              << "\nretrieved from Event Setup" << std::endl;
      }

    } else {
      // L1 trigger configuration from event setup only
      LogDebug("L1GtUtils") << "\nAlgorithm/technical trigger \n  " << nameAlgoTechTrig
                            << "\not found in the trigger menu \n  " << m_l1GtMenu->gtTriggerMenuImplementation()
                            << "\nretrieved from Event Setup" << std::endl;
    }

    errorCode = iError;
    return triggerMaskValue;
  }

  // check here if a positive bit number was retrieved
  // exit in case of negative bit number, before retrieving L1 GT products, saving time

  if (bitNumber < 0) {
    iError = l1ConfCode + 2;

    if (m_retrieveL1GtTriggerMenuLite) {
      if (m_l1GtMenuLiteValid) {
        LogDebug("L1GtUtils") << "\nNegative bit number for " << triggerCategory(trigCategory) << "\n  "
                              << nameAlgoTechTrig << "\nfrom menu \n  " << m_l1GtMenuLite->gtTriggerMenuImplementation()
                              << "\nretrieved from L1GtTriggerMenuLite" << std::endl;

      } else {
        // fall through: L1 trigger configuration from event setup
        LogDebug("L1GtUtils") << "\nNegative bit number for " << triggerCategory(trigCategory) << "\n  "
                              << nameAlgoTechTrig << "\nfrom menu \n  " << m_l1GtMenu->gtTriggerMenuImplementation()
                              << "\nretrieved from Event Setup" << std::endl;
      }

    } else {
      // L1 trigger configuration from event setup only
      LogDebug("L1GtUtils") << "\nNegative bit number for " << triggerCategory(trigCategory) << "\n  "
                            << nameAlgoTechTrig << "\nfrom menu \n  " << m_l1GtMenu->gtTriggerMenuImplementation()
                            << "\nretrieved from Event Setup" << std::endl;
    }

    errorCode = iError;
    return triggerMaskValue;
  }

  // depending on trigger category (algorithm trigger or technical trigger)
  // get the correct quantities

  // pointer to the set of trigger masks

  const std::vector<unsigned int>* triggerMasksSet = nullptr;

  switch (trigCategory) {
    case AlgorithmTrigger: {
      if (m_retrieveL1GtTriggerMenuLite) {
        if (m_l1GtMenuLiteValid) {
          triggerMasksSet = m_triggerMaskAlgoTrigLite;

        } else {
          // fall through: L1 trigger configuration from event setup
          triggerMasksSet = m_triggerMaskAlgoTrig;
        }

      } else {
        // L1 trigger configuration from event setup only
        triggerMasksSet = m_triggerMaskAlgoTrig;
      }

    } break;
    case TechnicalTrigger: {
      if (m_retrieveL1GtTriggerMenuLite) {
        if (m_l1GtMenuLiteValid) {
          triggerMasksSet = m_triggerMaskTechTrigLite;

        } else {
          // fall through: L1 trigger configuration from event setup
          triggerMasksSet = m_triggerMaskTechTrig;
        }

      } else {
        // L1 trigger configuration from event setup only
        triggerMasksSet = m_triggerMaskTechTrig;
      }

    } break;
    default: {
      // should not be the case
      iError = l1ConfCode + 3;

      errorCode = iError;
      return triggerMaskValue;

    } break;
  }

  // trigger mask

  if (bitNumber < (static_cast<int>((*triggerMasksSet).size()))) {
    if (m_retrieveL1GtTriggerMenuLite) {
      if (m_l1GtMenuLiteValid) {
        triggerMaskValue = (*triggerMasksSet)[bitNumber];

      } else {
        // fall through: L1 trigger configuration from event setup
        // masks in event setup are for all partitions
        triggerMaskValue = ((*triggerMasksSet)[bitNumber]) & (1 << m_physicsDaqPartition);
      }

    } else {
      // L1 trigger configuration from event setup only
      // masks in event setup are for all partitions
      triggerMaskValue = ((*triggerMasksSet)[bitNumber]) & (1 << m_physicsDaqPartition);
    }

  } else {
    iError = l1ConfCode + 5000;
    LogDebug("L1GtUtils") << "\nError: bit number " << bitNumber << " retrieved for " << triggerCategory(trigCategory)
                          << "\n  " << nameAlgoTechTrig
                          << "\ngreater than size of L1 GT trigger mask set: " << (*triggerMasksSet).size()
                          << "\nError: Inconsistent L1 trigger configuration!" << std::endl;

    errorCode = iError;
    return triggerMaskValue;
  }

  errorCode = iError;
  return triggerMaskValue;
}

const int L1GtUtils::prescaleFactorSetIndex(const edm::Event& iEvent,
                                            const TriggerCategory& trigCategory,
                                            int& errorCode) const {
  // initialize the index to a negative value
  int pfIndex = -1;

  // initialize error code and L1 configuration code
  int iError = 0;
  int l1ConfCode = 0;

  // check if L1 configuration is available

  if (!availableL1Configuration(iError, l1ConfCode)) {
    errorCode = iError;
    return pfIndex;
  }

  // at this point, a valid L1 configuration is available, so the if/else if/else
  // can be simplified

  // retrieve L1GlobalTriggerRecord and 1GlobalTriggerReadoutRecord product
  // intermediate error code for the records
  // the module returns an error code only if both the lite and the readout record are missing

  int iErrorRecord = 0;

  bool validRecord = false;
  bool gtReadoutRecordValid = false;

  edm::Handle<L1GlobalTriggerRecord> gtRecord;
  if (!m_l1GtUtilsHelper->l1GtRecordToken().isUninitialized()) {
    iEvent.getByToken(m_l1GtUtilsHelper->l1GtRecordToken(), gtRecord);
  }
  if (gtRecord.isValid()) {
    validRecord = true;

  } else {
    iErrorRecord = 10;
    LogDebug("L1GtUtils") << "\nL1GlobalTriggerRecord with \n  " << m_l1GtUtilsHelper->l1GtRecordInputTag()
                          << "\nnot found in the event." << std::endl;
  }

  edm::Handle<L1GlobalTriggerReadoutRecord> gtReadoutRecord;
  if (!m_l1GtUtilsHelper->l1GtReadoutRecordToken().isUninitialized()) {
    iEvent.getByToken(m_l1GtUtilsHelper->l1GtReadoutRecordToken(), gtReadoutRecord);
  }
  if (gtReadoutRecord.isValid()) {
    gtReadoutRecordValid = true;
    validRecord = true;

  } else {
    iErrorRecord = iErrorRecord + 100;
    LogDebug("L1GtUtils") << "\nL1GlobalTriggerReadoutRecord with \n  "
                          << m_l1GtUtilsHelper->l1GtReadoutRecordInputTag() << "\nnot found in the event." << std::endl;
  }

  // get the prescale factor index from
  //  L1GlobalTriggerReadoutRecord if valid
  //  if not, from L1GlobalTriggerRecord if valid
  //  else return an error

  int pfIndexTechTrig = -1;
  int pfIndexAlgoTrig = -1;

  if (validRecord) {
    if (gtReadoutRecordValid) {
      pfIndexTechTrig = (gtReadoutRecord->gtFdlWord()).gtPrescaleFactorIndexTech();
      pfIndexAlgoTrig = (gtReadoutRecord->gtFdlWord()).gtPrescaleFactorIndexAlgo();

    } else {
      pfIndexTechTrig = static_cast<int>(gtRecord->gtPrescaleFactorIndexTech());
      pfIndexAlgoTrig = static_cast<int>(gtRecord->gtPrescaleFactorIndexAlgo());
    }

  } else {
    LogDebug("L1GtUtils") << "\nError: "
                          << "\nNo valid L1GlobalTriggerRecord with \n  " << m_l1GtUtilsHelper->l1GtRecordInputTag()
                          << "\nfound in the event."
                          << "\nNo valid L1GlobalTriggerReadoutRecord with \n  "
                          << m_l1GtUtilsHelper->l1GtReadoutRecordInputTag() << "\nfound in the event." << std::endl;

    iError = l1ConfCode + iErrorRecord;

    errorCode = iError;
    return pfIndex;
  }

  // depending on trigger category (algorithm trigger or technical trigger)
  // get the correct quantities

  // number of sets of prescale factors
  // index of prescale factor set retrieved from data
  // pointer to the actual prescale factor set
  // pointer to the set of trigger masks

  size_t pfSetsSize = 0;

  switch (trigCategory) {
    case AlgorithmTrigger: {
      if (m_retrieveL1GtTriggerMenuLite) {
        if (m_l1GtMenuLiteValid) {
          pfSetsSize = m_prescaleFactorsAlgoTrigLite->size();

        } else {
          // fall through: L1 trigger configuration from event setup
          pfSetsSize = m_prescaleFactorsAlgoTrig->size();
        }

      } else {
        // L1 trigger configuration from event setup only
        pfSetsSize = m_prescaleFactorsAlgoTrig->size();
      }

      pfIndex = pfIndexAlgoTrig;

    } break;
    case TechnicalTrigger: {
      if (m_retrieveL1GtTriggerMenuLite) {
        if (m_l1GtMenuLiteValid) {
          pfSetsSize = m_prescaleFactorsTechTrigLite->size();

        } else {
          // fall through: L1 trigger configuration from event setup
          pfSetsSize = m_prescaleFactorsTechTrig->size();
        }

      } else {
        // L1 trigger configuration from event setup only
        pfSetsSize = m_prescaleFactorsTechTrig->size();
      }

      pfIndex = pfIndexTechTrig;

    } break;
    default: {
      // should not be the case
      iError = l1ConfCode + iErrorRecord + 3;
      return iError;

    } break;
  }

  // test prescale factor set index correctness, then retrieve the actual set of prescale factors

  if (pfIndex < 0) {
    iError = l1ConfCode + iErrorRecord + 1000;
    LogDebug("L1GtUtils") << "\nError: index of prescale factor set retrieved from the data \n"
                          << "less than zero."
                          << "\n  Value of index retrieved from data = " << pfIndex << std::endl;

    errorCode = iError;
    return pfIndex;

  } else if (pfIndex >= (static_cast<int>(pfSetsSize))) {
    iError = l1ConfCode + iErrorRecord + 2000;
    LogDebug("L1GtUtils") << "\nError: index of prescale factor set retrieved from the data \n"
                          << "greater than the size of the vector of prescale factor sets."
                          << "\n  Value of index retrieved from data = " << pfIndex
                          << "\n  Vector size = " << pfSetsSize << std::endl;

    errorCode = iError;
    return pfIndex;

  } else {
    errorCode = iError;
    return pfIndex;
  }

  errorCode = iError;
  return pfIndex;
}

const std::vector<int>& L1GtUtils::prescaleFactorSet(const edm::Event& iEvent,
                                                     const TriggerCategory& trigCategory,
                                                     int& errorCode) {
  // clear the vector before filling it
  m_prescaleFactorSet.clear();

  // initialize error code
  int iError = 0;

  const int pfIndex = prescaleFactorSetIndex(iEvent, trigCategory, iError);

  if (iError == 0) {
    switch (trigCategory) {
      case AlgorithmTrigger: {
        if (m_retrieveL1GtTriggerMenuLite) {
          if (m_l1GtMenuLiteValid) {
            m_prescaleFactorSet = (*m_prescaleFactorsAlgoTrigLite).at(pfIndex);

          } else {
            // fall through: L1 trigger configuration from event setup
            m_prescaleFactorSet = (*m_prescaleFactorsAlgoTrig).at(pfIndex);
          }

        } else {
          // L1 trigger configuration from event setup only
          m_prescaleFactorSet = (*m_prescaleFactorsAlgoTrig).at(pfIndex);
        }

      } break;
      case TechnicalTrigger: {
        if (m_retrieveL1GtTriggerMenuLite) {
          if (m_l1GtMenuLiteValid) {
            m_prescaleFactorSet = (*m_prescaleFactorsTechTrigLite).at(pfIndex);

          } else {
            // fall through: L1 trigger configuration from event setup
            m_prescaleFactorSet = (*m_prescaleFactorsTechTrig).at(pfIndex);
          }

        } else {
          // L1 trigger configuration from event setup only
          m_prescaleFactorSet = (*m_prescaleFactorsTechTrig).at(pfIndex);
        }

      } break;
      default: {
        // do nothing - it was tested before, with return

      } break;
    }
  }

  errorCode = iError;
  return m_prescaleFactorSet;
}

const std::vector<unsigned int>& L1GtUtils::triggerMaskSet(const TriggerCategory& trigCategory, int& errorCode) {
  // clear the vector before filling it
  m_triggerMaskSet.clear();

  // initialize error code and L1 configuration code
  int iError = 0;
  int l1ConfCode = 0;

  // check if L1 configuration is available

  if (!availableL1Configuration(iError, l1ConfCode)) {
    errorCode = iError;
    return m_triggerMaskSet;
  }

  // at this point, a valid L1 configuration is available, so the if/else if/else
  // can be simplified

  // depending on trigger category (algorithm trigger or technical trigger)
  // get the correct quantities

  // pointer to the set of trigger masks

  switch (trigCategory) {
    case AlgorithmTrigger: {
      if (m_retrieveL1GtTriggerMenuLite) {
        // L1GtTriggerMenuLite has masks for physics partition only
        // avoid copy to m_triggerMaskSet, return directly m_triggerMaskAlgoTrigLite
        if (m_l1GtMenuLiteValid) {
          errorCode = iError;
          return (*m_triggerMaskAlgoTrigLite);

        } else {
          // fall through: L1 trigger configuration from event setup
          for (unsigned i = 0; i < m_triggerMaskAlgoTrig->size(); i++) {
            m_triggerMaskSet.push_back(((*m_triggerMaskAlgoTrig)[i]) & (1 << m_physicsDaqPartition));
          }
        }

      } else {
        // L1 trigger configuration from event setup only
        for (unsigned i = 0; i < m_triggerMaskAlgoTrig->size(); i++) {
          m_triggerMaskSet.push_back(((*m_triggerMaskAlgoTrig)[i]) & (1 << m_physicsDaqPartition));
        }
      }
    } break;
    case TechnicalTrigger: {
      if (m_retrieveL1GtTriggerMenuLite) {
        if (m_l1GtMenuLiteValid) {
          errorCode = iError;
          return (*m_triggerMaskTechTrigLite);

        } else {
          // fall through: L1 trigger configuration from event setup
          for (unsigned i = 0; i < m_triggerMaskTechTrig->size(); i++) {
            m_triggerMaskSet.push_back(((*m_triggerMaskTechTrig)[i]) & (1 << m_physicsDaqPartition));
          }
        }

      } else {
        // L1 trigger configuration from event setup only
        for (unsigned i = 0; i < m_triggerMaskTechTrig->size(); i++) {
          m_triggerMaskSet.push_back(((*m_triggerMaskTechTrig)[i]) & (1 << m_physicsDaqPartition));
        }
      }
    } break;
    default: {
      // should not be the case
      iError = l1ConfCode + 3;

      errorCode = iError;
      return m_triggerMaskSet;

    } break;
  }

  errorCode = iError;
  return m_triggerMaskSet;
}

const std::string& L1GtUtils::l1TriggerMenu() const {
  if (m_retrieveL1GtTriggerMenuLite) {
    if (m_l1GtMenuLiteValid) {
      return m_l1GtMenuLite->gtTriggerMenuName();

    } else if (m_retrieveL1EventSetup) {
      return m_l1GtMenu->gtTriggerMenuName();

    } else {
      // only L1GtTriggerMenuLite requested, but it is not valid
      return EmptyString;
    }
  } else if (m_retrieveL1EventSetup) {
    return m_l1GtMenu->gtTriggerMenuName();

  } else {
    // L1 trigger configuration not retrieved
    return EmptyString;
  }
}

const std::string& L1GtUtils::l1TriggerMenuImplementation() const {
  if (m_retrieveL1GtTriggerMenuLite) {
    if (m_l1GtMenuLiteValid) {
      return m_l1GtMenuLite->gtTriggerMenuImplementation();

    } else if (m_retrieveL1EventSetup) {
      return m_l1GtMenu->gtTriggerMenuImplementation();

    } else {
      // only L1GtTriggerMenuLite requested, but it is not valid
      return EmptyString;
    }
  } else if (m_retrieveL1EventSetup) {
    return m_l1GtMenu->gtTriggerMenuImplementation();

  } else {
    // L1 trigger configuration not retrieved
    return EmptyString;
  }
}

const L1GtTriggerMenu* L1GtUtils::ptrL1TriggerMenuEventSetup(int& errorCode) {
  // initialize error code and return value
  int iError = 0;
  int l1ConfCode = 0;

  // check if L1 configuration is available

  if (!availableL1Configuration(iError, l1ConfCode)) {
    errorCode = iError;
    return nullptr;
  }

  if (m_retrieveL1EventSetup) {
    errorCode = iError;
    return m_l1GtMenu;
  } else {
    iError = l1ConfCode;

    errorCode = iError;
    return nullptr;
  }

  errorCode = iError;
  return m_l1GtMenu;
}

const L1GtTriggerMenuLite* L1GtUtils::ptrL1GtTriggerMenuLite(int& errorCode) {
  // initialize error code and return value
  int iError = 0;
  int l1ConfCode = 0;

  // check if L1 configuration is available

  if (!availableL1Configuration(iError, l1ConfCode)) {
    errorCode = iError;
    return nullptr;
  }

  if (m_retrieveL1GtTriggerMenuLite) {
    if (m_l1GtMenuLiteValid) {
      errorCode = iError;
      return m_l1GtMenuLite;

    } else {
      iError = l1ConfCode;

      errorCode = iError;
      return nullptr;
    }
  } else {
    iError = l1ConfCode;

    errorCode = iError;
    return nullptr;
  }

  errorCode = iError;
  return m_l1GtMenuLite;
}

const bool L1GtUtils::availableL1Configuration(int& errorCode, int& l1ConfCode) const {
  if (m_retrieveL1GtTriggerMenuLite) {
    if (!m_retrieveL1EventSetup) {
      LogDebug("L1GtUtils") << "\nRetrieve L1 trigger configuration from L1GtTriggerMenuLite only.\n" << std::endl;
      l1ConfCode = 0;
    } else {
      LogDebug("L1GtUtils") << "\nFall through: retrieve L1 trigger configuration from L1GtTriggerMenuLite."
                            << "\nIf L1GtTriggerMenuLite not valid, try to retrieve from event setup.\n"
                            << std::endl;
      l1ConfCode = 100000;
    }

    if (m_l1GtMenuLiteValid) {
      LogDebug("L1GtUtils") << "\nRetrieve L1 trigger configuration from L1GtTriggerMenuLite, valid product.\n"
                            << std::endl;
      l1ConfCode = l1ConfCode + 10000;
      errorCode = 0;

      return true;

    } else if (m_retrieveL1EventSetup) {
      if (m_l1EventSetupValid) {
        LogDebug("L1GtUtils") << "\nFall through: retrieve L1 trigger configuration from event setup."
                              << "\nFirst option was L1GtTriggerMenuLite - but product is not valid.\n"
                              << std::endl;
        l1ConfCode = l1ConfCode + 20000;
        errorCode = 0;

        return true;

      } else {
        LogDebug("L1GtUtils") << "\nFall through: L1GtTriggerMenuLite not valid, event setup not valid.\n" << std::endl;
        l1ConfCode = l1ConfCode + L1GtNotValidError;
        errorCode = l1ConfCode;

        return false;
      }

    } else {
      LogDebug("L1GtUtils") << "\nError: L1 trigger configuration requested from L1GtTriggerMenuLite only"
                            << "\nbut L1GtTriggerMenuLite is not valid.\n"
                            << std::endl;
      l1ConfCode = l1ConfCode + L1GtNotValidError;
      errorCode = l1ConfCode;

      return false;
    }
  } else if (m_retrieveL1EventSetup) {
    LogDebug("L1GtUtils") << "\nRetrieve L1 trigger configuration from event setup."
                          << "\nL1GtTriggerMenuLite product was not requested.\n"
                          << std::endl;
    l1ConfCode = 200000;

    if (m_l1EventSetupValid) {
      LogDebug("L1GtUtils") << "\nRetrieve L1 trigger configuration from event setup only."
                            << "\nValid L1 trigger event setup.\n"
                            << std::endl;
      l1ConfCode = l1ConfCode + 10000;
      errorCode = 0;

      return true;

    } else {
      LogDebug("L1GtUtils") << "\nRetrieve L1 trigger configuration from event setup only."
                            << "\nNo valid L1 trigger event setup.\n"
                            << std::endl;
      l1ConfCode = l1ConfCode + L1GtNotValidError;
      errorCode = l1ConfCode;

      return false;
    }

  } else {
    LogDebug("L1GtUtils") << "\nError: no L1 trigger configuration requested to be retrieved."
                          << "\nMust call before getL1GtRunCache in beginRun and analyze.\n"
                          << std::endl;
    l1ConfCode = 300000;
    errorCode = l1ConfCode;

    return false;
  }
}

// private methods

const bool L1GtUtils::trigResult(const DecisionWord& decWord,
                                 const int bitNumber,
                                 const std::string& nameAlgoTechTrig,
                                 const TriggerCategory& trigCategory,
                                 int& errorCode) const {
  bool trigRes = false;
  errorCode = 0;

  if (bitNumber < (static_cast<int>(decWord.size()))) {
    trigRes = decWord[bitNumber];
  } else {
    errorCode = 3000;
    LogDebug("L1GtUtils") << "\nError: bit number " << bitNumber << " retrieved for " << triggerCategory(trigCategory)
                          << "\n  " << nameAlgoTechTrig
                          << "\ngreater than size of L1 GT decision word: " << decWord.size()
                          << "\nError: Inconsistent L1 trigger configuration!" << std::endl;
  }

  return trigRes;
}

L1GtUtils::LogicalExpressionL1Results::LogicalExpressionL1Results(const std::string& expression, L1GtUtils& l1GtUtils)
    :

      m_logicalExpression(expression),

      m_l1GtUtils(l1GtUtils),

      m_l1ConfCode(-1),

      m_validL1Configuration(false),

      m_validLogicalExpression(false),

      m_l1ResultsAlreadyCalled(false),

      m_expL1TriggersSize(0),

      m_expBitsTechTrigger(false) {
  initialize();
}

// destructor
L1GtUtils::LogicalExpressionL1Results::~LogicalExpressionL1Results() {
  // empty
}

bool L1GtUtils::LogicalExpressionL1Results::initialize() {
  // get the vector of triggers corresponding to the logical expression
  // check also the logical expression - add/remove spaces if needed

  try {
    L1GtLogicParser m_l1AlgoLogicParser = L1GtLogicParser(m_logicalExpression);

    // list of L1 triggers from the logical expression
    m_expL1Triggers = m_l1AlgoLogicParser.operandTokenVector();
    m_expL1TriggersSize = m_expL1Triggers.size();

    m_validLogicalExpression = true;

  } catch (cms::Exception& ex) {
    m_validLogicalExpression = false;

    edm::LogWarning("L1GtUtils") << ex;
    edm::LogWarning("L1GtUtils") << ex.what();
    edm::LogWarning("L1GtUtils") << ex.explainSelf();
  }

  // try to convert the string representing each L1 trigger to bit number,
  //   to check if the logical expression is constructed from bit numbers
  // trade-off: cache it here, irrespective of the expression
  //   when the conversion fails (normally for the first seed,
  //   if not expression of technical trigger bits), stop and
  //   set m_expBitsTechTrigger to false

  m_expBitsTechTrigger = true;

  for (size_t iTrig = 0; iTrig < m_expL1TriggersSize; ++iTrig) {
    const std::string& bitString = (m_expL1Triggers[iTrig]).tokenName;
    std::istringstream bitStream(bitString);
    int bitInt;

    if ((bitStream >> bitInt).fail()) {
      m_expBitsTechTrigger = false;

      break;
    }

    (m_expL1Triggers[iTrig]).tokenNumber = bitInt;
  }

  // resize and fill
  m_decisionsBeforeMask.resize(m_expL1TriggersSize);
  m_decisionsAfterMask.resize(m_expL1TriggersSize);
  m_prescaleFactors.resize(m_expL1TriggersSize);
  m_triggerMasks.resize(m_expL1TriggersSize);
  m_errorCodes.resize(m_expL1TriggersSize);
  m_expTriggerCategory.resize(m_expL1TriggersSize);
  m_expTriggerInMenu.resize(m_expL1TriggersSize);

  LogDebug("L1GtUtils") << std::endl;
  LogTrace("L1GtUtils") << "\nLogical expression\n  " << m_logicalExpression << "\n has " << m_expL1TriggersSize
                        << " L1 triggers" << std::endl;
  for (size_t iTrig = 0; iTrig < m_expL1TriggersSize; ++iTrig) {
    const std::string& trigNameOrAlias = (m_expL1Triggers[iTrig]).tokenName;
    LogTrace("L1GtUtils") << "  " << trigNameOrAlias << std::endl;

    (m_decisionsBeforeMask[iTrig]).first = trigNameOrAlias;
    (m_decisionsBeforeMask[iTrig]).second = false;

    (m_decisionsAfterMask[iTrig]).first = trigNameOrAlias;
    (m_decisionsAfterMask[iTrig]).second = false;

    (m_prescaleFactors[iTrig]).first = trigNameOrAlias;
    (m_prescaleFactors[iTrig]).second = -1;

    (m_triggerMasks[iTrig]).first = trigNameOrAlias;
    (m_triggerMasks[iTrig]).second = -1;

    (m_errorCodes[iTrig]).first = trigNameOrAlias;
    (m_errorCodes[iTrig]).second = -1;

    m_expTriggerCategory[iTrig] = L1GtUtils::AlgorithmTrigger;

    m_expTriggerInMenu[iTrig] = false;
  }
  LogTrace("L1GtUtils") << std::endl;

  return true;
}

const int L1GtUtils::LogicalExpressionL1Results::logicalExpressionRunUpdate(const edm::Run& iRun,
                                                                            const edm::EventSetup& evSetup,
                                                                            const std::string& logicExpression) {
  // initialize error code
  int errorCode = 0;

  // logical expression has changed - one must re-initialize all quantities related to the logical expression
  // and clear the vectors

  m_logicalExpression = logicExpression;
  m_validLogicalExpression = false;

  m_l1ResultsAlreadyCalled = false;

  m_expL1TriggersSize = 0;
  m_expBitsTechTrigger = false;

  //
  m_decisionsBeforeMask.clear();
  m_decisionsAfterMask.clear();
  m_prescaleFactors.clear();
  m_triggerMasks.clear();
  m_errorCodes.clear();
  m_expTriggerCategory.clear();
  m_expTriggerInMenu.clear();

  initialize();

  //
  errorCode = logicalExpressionRunUpdate(iRun, evSetup);

  return errorCode;
}

const int L1GtUtils::LogicalExpressionL1Results::logicalExpressionRunUpdate(const edm::Run& iRun,
                                                                            const edm::EventSetup& evSetup) {
  // check first that a valid L1 configuration was retrieved,
  // to prevent also calls before the L1 configuration retrieval

  // initialize error code and L1 configuration code
  int errorCode = 0;
  int l1ConfCode = 0;

  if (!(m_l1GtUtils.availableL1Configuration(errorCode, l1ConfCode))) {
    m_validL1Configuration = false;
    return errorCode;
  } else {
    m_validL1Configuration = true;
    m_l1ConfCode = l1ConfCode;
  }

  // check if the trigger (name of alias) from the logical expression are in the menu,
  // if names are used, set tokenNumber to the corresponding bit number
  // if technical trigger bits, set tokenName to the corresponding technical trigger name, if
  //   a technical trigger exists on that bit
  // for each trigger, set also the trigger category

  // initialization
  L1GtUtils::TriggerCategory trigCategory = L1GtUtils::AlgorithmTrigger;
  int bitNumber = -1;

  for (size_t iTrig = 0; iTrig < m_expL1TriggersSize; ++iTrig) {
    trigCategory = L1GtUtils::AlgorithmTrigger;
    bitNumber = -1;
    const std::string& trigNameOrAlias = (m_expL1Triggers[iTrig]).tokenName;

    if (!m_expBitsTechTrigger) {
      const bool triggerInMenu = m_l1GtUtils.l1AlgoTechTrigBitNumber(trigNameOrAlias, trigCategory, bitNumber);

      (m_expL1Triggers[iTrig]).tokenNumber = bitNumber;
      m_expTriggerCategory[iTrig] = trigCategory;
      m_expTriggerInMenu[iTrig] = triggerInMenu;

    } else {
      std::string aliasL1Trigger;
      std::string nameL1Trigger;

      trigCategory = L1GtUtils::TechnicalTrigger;
      bitNumber = (m_expL1Triggers[iTrig]).tokenNumber;

      const bool triggerInMenu =
          m_l1GtUtils.l1TriggerNameFromBit(bitNumber, trigCategory, aliasL1Trigger, nameL1Trigger);

      if (!triggerInMenu) {
        aliasL1Trigger = "Technical_trigger_bit_" + (m_expL1Triggers[iTrig]).tokenName + "_empty";
      }

      (m_expL1Triggers[iTrig]).tokenName = aliasL1Trigger;
      m_expTriggerCategory[iTrig] = trigCategory;
      m_expTriggerInMenu[iTrig] = triggerInMenu;

      // put the names of the technical triggers in the returned quantities

      (m_decisionsBeforeMask[iTrig]).first = aliasL1Trigger;
      (m_decisionsAfterMask[iTrig]).first = aliasL1Trigger;
      (m_prescaleFactors[iTrig]).first = aliasL1Trigger;
      (m_triggerMasks[iTrig]).first = aliasL1Trigger;
      (m_errorCodes[iTrig]).first = aliasL1Trigger;
    }
  }

  return errorCode;
}

const std::vector<std::pair<std::string, bool> >& L1GtUtils::LogicalExpressionL1Results::decisionsBeforeMask() {
  // throw an exception if the result is not computed once per event - user usage error
  if (!m_l1ResultsAlreadyCalled) {
    throw cms::Exception("FailModule")
        << "\nUsage error: "
        << "\n  Method 'errorCodes' must be called in the event loop before attempting to use this method.\n"
        << std::endl;
  }

  return m_decisionsBeforeMask;
}

const std::vector<std::pair<std::string, bool> >& L1GtUtils::LogicalExpressionL1Results::decisionsAfterMask() {
  // throw an exception if the result is not computed once per event - user usage error
  if (!m_l1ResultsAlreadyCalled) {
    throw cms::Exception("FailModule")
        << "\nUsage error: "
        << "\n  Method 'errorCodes' must be called in the event loop before attempting to use this method.\n"
        << std::endl;
  }

  return m_decisionsAfterMask;
}

const std::vector<std::pair<std::string, int> >& L1GtUtils::LogicalExpressionL1Results::prescaleFactors() {
  // throw an exception if the result is not computed once per event - user usage error
  if (!m_l1ResultsAlreadyCalled) {
    throw cms::Exception("FailModule")
        << "\nUsage error: "
        << "\n  Method 'errorCodes' must be called in the event loop before attempting to use this method.\n"
        << std::endl;
  }

  return m_prescaleFactors;
}

const std::vector<std::pair<std::string, int> >& L1GtUtils::LogicalExpressionL1Results::triggerMasks() {
  // throw an exception if the result is not computed once per event - user usage error
  if (!m_l1ResultsAlreadyCalled) {
    throw cms::Exception("FailModule")
        << "\nUsage error: "
        << "\n  Method 'errorCodes' must be called in the event loop before attempting to use this method.\n"
        << std::endl;
  }

  return m_triggerMasks;
}

const std::vector<std::pair<std::string, int> >& L1GtUtils::LogicalExpressionL1Results::errorCodes(
    const edm::Event& iEvent) {
  m_l1ResultsAlreadyCalled = false;

  // if not a valid L1 configuration, reset all quantities and return
  if (!m_validL1Configuration) {
    reset(m_decisionsBeforeMask);
    reset(m_decisionsAfterMask);
    reset(m_prescaleFactors);
    reset(m_triggerMasks);
    reset(m_errorCodes);

    m_l1ResultsAlreadyCalled = true;
    return m_errorCodes;
  }

  l1Results(iEvent);

  m_l1ResultsAlreadyCalled = true;

  return m_errorCodes;
}

void L1GtUtils::LogicalExpressionL1Results::reset(const std::vector<std::pair<std::string, bool> >& _pairVector) const {
  std::vector<std::pair<std::string, bool> > pairVector = _pairVector;
  for (size_t iTrig = 0; iTrig < m_expL1TriggersSize; ++iTrig) {
    (pairVector[iTrig]).second = false;
  }
}

void L1GtUtils::LogicalExpressionL1Results::reset(const std::vector<std::pair<std::string, int> >& _pairVector) const {
  std::vector<std::pair<std::string, int> > pairVector = _pairVector;
  for (size_t iTrig = 0; iTrig < m_expL1TriggersSize; ++iTrig) {
    (pairVector[iTrig]).second = -1;
  }
}

void L1GtUtils::LogicalExpressionL1Results::l1Results(const edm::Event& iEvent) {
  // reset the vectors before filling them
  reset(m_decisionsBeforeMask);
  reset(m_decisionsAfterMask);
  reset(m_prescaleFactors);
  reset(m_triggerMasks);
  reset(m_errorCodes);

  // initialization of actual values for each trigger
  bool decisionBeforeMaskValue = false;
  bool decisionAfterMaskValue = false;
  int prescaleFactorValue = -1;
  int triggerMaskValue = -1;
  int errorCode = -1;

  LogDebug("L1GtUtils") << std::endl;
  LogTrace("L1GtUtils") << "\nLogical expression\n  " << m_logicalExpression << std::endl;

  // for each trigger, if it is in the L1 menu, get the prescale factor and trigger mask

  for (size_t iTrig = 0; iTrig < m_expL1TriggersSize; ++iTrig) {
    const std::string& trigNameOrAlias = (m_expL1Triggers[iTrig]).tokenName;

    if (m_expTriggerInMenu[iTrig]) {
      errorCode = m_l1GtUtils.l1Results(iEvent,
                                        trigNameOrAlias,
                                        decisionBeforeMaskValue,
                                        decisionAfterMaskValue,
                                        prescaleFactorValue,
                                        triggerMaskValue);

      if (errorCode != 0) {
        // error while retrieving the results
        //    for this trigger: set prescale factor to -1, trigger mask to -1

        decisionBeforeMaskValue = false;
        decisionAfterMaskValue = false;
        prescaleFactorValue = -1;
        triggerMaskValue = -1;
      }

    } else {
      // no trigger name or trigger alias in the menu, no bits:
      //    for this trigger: set prescale factor to -1, set the error code

      decisionBeforeMaskValue = false;
      decisionAfterMaskValue = false;
      prescaleFactorValue = -1;
      triggerMaskValue = -1;
      errorCode = m_l1ConfCode + 1;
    }

    LogTrace("L1GtUtils") << "\n" << trigNameOrAlias << ":" << std::endl;

    (m_decisionsBeforeMask[iTrig]).second = decisionBeforeMaskValue;
    LogTrace("L1GtUtils") << "    decision before mask = " << decisionBeforeMaskValue << std::endl;

    (m_decisionsAfterMask[iTrig]).second = decisionAfterMaskValue;
    LogTrace("L1GtUtils") << "    decision after mask  = " << decisionAfterMaskValue << std::endl;

    (m_prescaleFactors[iTrig]).second = prescaleFactorValue;
    LogTrace("L1GtUtils") << "    prescale factor      = " << prescaleFactorValue << std::endl;

    (m_triggerMasks[iTrig]).second = triggerMaskValue;
    LogTrace("L1GtUtils") << "    trigger mask         = " << triggerMaskValue << std::endl;

    (m_errorCodes[iTrig]).second = errorCode;
    LogTrace("L1GtUtils") << "    error code           = " << errorCode << std::endl;
  }

  LogDebug("L1GtUtils") << std::endl;
}

const std::string L1GtUtils::EmptyString = "";
const int L1GtUtils::L1GtNotValidError = 99999;