#include <MeasurementTrackerEventProducer.h>

Inheritance diagram for MeasurementTrackerEventProducer:

Public Member Functions
	MeasurementTrackerEventProducer (const edm::ParameterSet &iConfig)

	~MeasurementTrackerEventProducer () override

Public Member Functions inherited from edm::stream::EDProducer<>
	EDProducer ()=default

bool	hasAbilityToProduceInLumis () const final

bool	hasAbilityToProduceInRuns () const final

Static Public Member Functions
static void	fillDescriptions (edm::ConfigurationDescriptions &descriptions)

Protected Member Functions
void	getInactiveStrips (const edm::Event &event, std::vector< uint32_t > &rawInactiveDetIds) const

void	updatePhase2OT (const edm::Event &, Phase2OTMeasurementDetSet &thePh2OTDets) const

void	updatePixels (const edm::Event &, PxMeasurementDetSet &thePxDets, std::vector< bool > &pixelClustersToSkip, const TrackerGeometry &trackerGeom, const edm::EventSetup &iSetup) const

void	updateStacks (const edm::Event &, Phase2OTMeasurementDetSet &theStDets) const

void	updateStrips (const edm::Event &, StMeasurementDetSet &theStDets, std::vector< bool > &stripClustersToSkip) const

Protected Attributes
bool	isPhase2

std::string	measurementTrackerLabel_

std::string	pixelCablingMapLabel_

bool	selfUpdateSkipClusters_

bool	switchOffPixelsIfEmpty_

std::vector< edm::EDGetTokenT< PixelFEDChannelCollection > >	theBadPixelFEDChannelsLabels

std::vector< edm::EDGetTokenT< DetIdCollection > >	theInactivePixelDetectorLabels

std::vector< edm::EDGetTokenT< DetIdCollection > >	theInactiveStripDetectorLabels

edm::EDGetTokenT< edmNew::DetSetVector< Phase2TrackerCluster1D > >	thePh2OTClusterLabel

edm::EDGetTokenT< edmNew::DetSetVector< SiPixelCluster > >	thePixelClusterLabel

edm::EDGetTokenT< edm::ContainerMask< edmNew::DetSetVector< SiPixelCluster > > >	thePixelClusterMask

edm::EDGetTokenT< edmNew::DetSetVector< SiStripCluster > >	theStripClusterLabel

edm::EDGetTokenT< edm::ContainerMask< edmNew::DetSetVector< SiStripCluster > > >	theStripClusterMask

Private Member Functions
void	produce (edm::Event &, const edm::EventSetup &) override

Additional Inherited Members
Public Types inherited from edm::stream::EDProducer<>
typedef CacheContexts< T... >	CacheTypes

typedef CacheTypes::GlobalCache	GlobalCache

typedef AbilityChecker< T... >	HasAbility

typedef CacheTypes::LuminosityBlockCache	LuminosityBlockCache

typedef LuminosityBlockContextT< LuminosityBlockCache, RunCache, GlobalCache >	LuminosityBlockContext

typedef CacheTypes::LuminosityBlockSummaryCache	LuminosityBlockSummaryCache

typedef CacheTypes::RunCache	RunCache

typedef RunContextT< RunCache, GlobalCache >	RunContext

typedef CacheTypes::RunSummaryCache	RunSummaryCache

Detailed Description

Definition at line 16 of file MeasurementTrackerEventProducer.h.

Constructor & Destructor Documentation

MeasurementTrackerEventProducer::MeasurementTrackerEventProducer ( const edm::ParameterSet & iConfig )

explicit

Definition at line 17 of file MeasurementTrackerEventProducer.cc.

References edm::ParameterSet::getParameter(), isPhase2, LogDebug, pixelCablingMapLabel_, selfUpdateSkipClusters_, createPayload::skip, AlCaHLTBitMon_QueryRunRegistry::string, protons_cff::t, theBadPixelFEDChannelsLabels, theInactivePixelDetectorLabels, theInactiveStripDetectorLabels, thePh2OTClusterLabel, thePixelClusterLabel, thePixelClusterMask, theStripClusterLabel, and theStripClusterMask.

                                                                                                :
     measurementTrackerLabel_(iConfig.getParameter<std::string>("measurementTracker")),
     switchOffPixelsIfEmpty_(iConfig.getParameter<bool>("switchOffPixelsIfEmpty"))
 {
     std::vector<edm::InputTag> inactivePixelDetectorTags(iConfig.getParameter<std::vector<edm::InputTag> >("inactivePixelDetectorLabels"));
     for (auto &t : inactivePixelDetectorTags) theInactivePixelDetectorLabels.push_back(consumes<DetIdCollection>(t));
 
     std::vector<edm::InputTag> badPixelFEDChannelCollectionTags = iConfig.getParameter<std::vector<edm::InputTag> >("badPixelFEDChannelCollectionLabels");
     if (!badPixelFEDChannelCollectionTags.empty()) {
       for (auto &t : badPixelFEDChannelCollectionTags) theBadPixelFEDChannelsLabels.push_back(consumes<PixelFEDChannelCollection>(t));
       pixelCablingMapLabel_ = iConfig.getParameter<std::string> ("pixelCablingMapLabel");
     }
 
     std::vector<edm::InputTag> inactiveStripDetectorTags(iConfig.getParameter<std::vector<edm::InputTag> >("inactiveStripDetectorLabels"));
     for (auto &t : inactiveStripDetectorTags) theInactiveStripDetectorLabels.push_back(consumes<DetIdCollection>(t));
 
     //the measurement tracking is set to skip clusters, the other option is set from outside
     edm::InputTag skip=iConfig.getParameter<edm::InputTag>("skipClusters");
     selfUpdateSkipClusters_ = !( skip==edm::InputTag("") );
     LogDebug("MeasurementTracker")<<"skipping clusters: "<<selfUpdateSkipClusters_;
     isPhase2 = false;
 
     if (!iConfig.getParameter<std::string>("stripClusterProducer").empty()) {
         theStripClusterLabel = consumes<edmNew::DetSetVector<SiStripCluster> >(edm::InputTag(iConfig.getParameter<std::string>("stripClusterProducer")));
         if (selfUpdateSkipClusters_) theStripClusterMask = consumes<edm::ContainerMask<edmNew::DetSetVector<SiStripCluster>>>(iConfig.getParameter<edm::InputTag>("skipClusters"));
     }
     if (!iConfig.getParameter<std::string>("pixelClusterProducer").empty()) {
         thePixelClusterLabel = consumes<edmNew::DetSetVector<SiPixelCluster> >(edm::InputTag(iConfig.getParameter<std::string>("pixelClusterProducer")));
         if (selfUpdateSkipClusters_) thePixelClusterMask = consumes<edm::ContainerMask<edmNew::DetSetVector<SiPixelCluster>>>(iConfig.getParameter<edm::InputTag>("skipClusters"));
     }
     if (!iConfig.getParameter<std::string>("Phase2TrackerCluster1DProducer").empty()) {
         thePh2OTClusterLabel = consumes<edmNew::DetSetVector<Phase2TrackerCluster1D> >(edm::InputTag(iConfig.getParameter<std::string>("Phase2TrackerCluster1DProducer")));
         isPhase2 = true;
     }
 
     produces<MeasurementTrackerEvent>();
 }

MeasurementTrackerEventProducer::~MeasurementTrackerEventProducer ( )

inlineoverride

Definition at line 19 of file MeasurementTrackerEventProducer.h.

References fillDescriptions().

19 {}

Member Function Documentation

void MeasurementTrackerEventProducer::fillDescriptions ( edm::ConfigurationDescriptions & descriptions )

static

Definition at line 55 of file MeasurementTrackerEventProducer.cc.

References edm::ConfigurationDescriptions::add(), edm::ParameterSetDescription::add(), edm::ParameterDescriptionNode::setComment(), and AlCaHLTBitMon_QueryRunRegistry::string.

                                                                                                  {
   edm::ParameterSetDescription desc;
 
   desc.add<std::string>("measurementTracker", "");
   desc.add<edm::InputTag>("skipClusters", edm::InputTag());
   desc.add<std::string>("pixelClusterProducer", "siPixelClusters");
   desc.add<std::string>("stripClusterProducer", "siStripClusters");
   desc.add<std::string>("Phase2TrackerCluster1DProducer", "");
 
   desc.add<std::vector<edm::InputTag>>("inactivePixelDetectorLabels", std::vector<edm::InputTag>{{edm::InputTag("siPixelDigis")}})->setComment("One or more DetIdCollections of modules to mask on the fly for a given event");
   desc.add<std::vector<edm::InputTag>>("badPixelFEDChannelCollectionLabels", std::vector<edm::InputTag>())->setComment("One or more PixelFEDChannelCollections of modules+ROCs to mask on the fly for a given event");
   desc.add<std::string>("pixelCablingMapLabel", "");
 
   desc.add<std::vector<edm::InputTag>>("inactiveStripDetectorLabels", std::vector<edm::InputTag>{{edm::InputTag("siStripDigis")}})->setComment("One or more DetIdCollections of modules to mask on the fly for a given event");
 
   desc.add<bool>("switchOffPixelsIfEmpty", true)->setComment("let's keep it like this, for cosmics");
 
   descriptions.add("measurementTrackerEventDefault",desc);
 }

void MeasurementTrackerEventProducer::getInactiveStrips	(	const edm::Event &	event,
		std::vector< uint32_t > &	rawInactiveDetIds
	)		const

protected

Definition at line 354 of file MeasurementTrackerEventProducer.cc.

References edm::EDCollection< T >::begin(), DEFINE_FWK_MODULE, edm::EDCollection< T >::end(), edm::Event::getByToken(), jetUpdater_cfi::sort, and theInactiveStripDetectorLabels.

Referenced by updateStrips().

 {
   if (!theInactiveStripDetectorLabels.empty()) {
     edm::Handle<DetIdCollection> detIds;
     for (const edm::EDGetTokenT<DetIdCollection> &tk : theInactiveStripDetectorLabels) {
         if (event.getByToken(tk, detIds)){
             rawInactiveDetIds.insert(rawInactiveDetIds.end(), detIds->begin(), detIds->end());
         }
     }
     if (!rawInactiveDetIds.empty()) std::sort(rawInactiveDetIds.begin(), rawInactiveDetIds.end());
   }
 
 }

void MeasurementTrackerEventProducer::produce	(	edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)

overrideprivate

Definition at line 77 of file MeasurementTrackerEventProducer.cc.

References MeasurementTracker::geomTracker(), edm::EventSetup::get(), measurementTrackerLabel_, MeasurementTracker::phase2DetConditions(), MeasurementTracker::pixelDetConditions(), edm::Event::put(), MeasurementTracker::stripDetConditions(), updatePhase2OT(), updatePixels(), updateStacks(), and updateStrips().

 {
     edm::ESHandle<MeasurementTracker> measurementTracker;
     iSetup.get<CkfComponentsRecord>().get(measurementTrackerLabel_, measurementTracker);
 
     // create new data structures from templates
     auto stripData = std::make_unique<StMeasurementDetSet>(measurementTracker->stripDetConditions());
     auto pixelData=  std::make_unique<PxMeasurementDetSet>(measurementTracker->pixelDetConditions());
     auto phase2OTData = std::make_unique<Phase2OTMeasurementDetSet>(measurementTracker->phase2DetConditions());
     std::vector<bool> stripClustersToSkip;
     std::vector<bool> pixelClustersToSkip;
     std::vector<bool> phase2ClustersToSkip;
     // fill them
     updateStrips(iEvent, *stripData, stripClustersToSkip);
     updatePixels(iEvent, *pixelData, pixelClustersToSkip, dynamic_cast<const TrackerGeometry&>(*(measurementTracker->geomTracker())), iSetup);
     updatePhase2OT(iEvent, *phase2OTData);
     updateStacks(iEvent, *phase2OTData);
 
     // put into MTE
     // put into event
     iEvent.put(
       std::make_unique<MeasurementTrackerEvent>(*measurementTracker, 
                                                 stripData.release(), pixelData.release(), phase2OTData.release(),
                                             stripClustersToSkip, pixelClustersToSkip, phase2ClustersToSkip)
     );
 }

void MeasurementTrackerEventProducer::updatePhase2OT	(	const edm::Event &	event,
		Phase2OTMeasurementDetSet &	thePh2OTDets
	)		const

protected

Definition at line 314 of file MeasurementTrackerEventProducer.cc.

References edmNew::DetSetVector< T >::begin(), edmNew::DetSetVector< T >::end(), edm::Event::getByToken(), Phase2OTMeasurementDetSet::handle(), mps_fire::i, edmNew::DetSet< T >::id(), Phase2OTMeasurementDetSet::id(), Phase2OTMeasurementDetSet::isActive(), isPhase2, edm::EDGetTokenT< T >::isUninitialized(), tablePrinter::labels, edm::ProductLabels::module, seedClusterRemoverPhase2_cfi::phase2OTClusters, edm::Handle< T >::product(), Phase2OTMeasurementDetSet::setActiveThisEvent(), Phase2OTMeasurementDetSet::size(), thePh2OTClusterLabel, and Phase2OTMeasurementDetSet::update().

Referenced by produce().

                                                                                                                        {
 
 
   // Phase2OT Clusters
   if ( isPhase2 ) {
 
     if( thePh2OTClusterLabel.isUninitialized() ) { //clusters have not been produced
       thePh2OTDets.setActiveThisEvent(false);
     } else {
   
       edm::Handle<edmNew::DetSetVector<Phase2TrackerCluster1D> > & phase2OTClusters = thePh2OTDets.handle();
       if (event.getByToken(thePh2OTClusterLabel, phase2OTClusters)) {
     const edmNew::DetSetVector<Phase2TrackerCluster1D>* phase2OTCollection = phase2OTClusters.product();
   
     int i = 0, endDet = thePh2OTDets.size();
     for (edmNew::DetSetVector<Phase2TrackerCluster1D>::const_iterator it = phase2OTCollection->begin(), ed = phase2OTCollection->end(); it != ed; ++it) {
       
       edmNew::DetSet<Phase2TrackerCluster1D> set(*it);
       unsigned int id = set.id();
       while ( id != thePh2OTDets.id(i)) {
             ++i;
             if (endDet==i) throw "we have a problem!!!!";
       }
       // push cluster range in det
       if ( thePh2OTDets.isActive(i) ) {
             thePh2OTDets.update(i,set);
       }
     }
       } else {
         edm::EDConsumerBase::Labels labels;
         labelsForToken(thePh2OTClusterLabel, labels);
         edm::LogWarning("MeasurementTrackerEventProducer") << "input Phase2TrackerCluster1D collection " << labels.module << " is not valid";
       }
     }
 
   }
   return;
 }

void MeasurementTrackerEventProducer::updatePixels	(	const edm::Event &	event,
		PxMeasurementDetSet &	thePxDets,
		std::vector< bool > &	pixelClustersToSkip,
		const TrackerGeometry &	trackerGeom,
		const edm::EventSetup &	iSetup
	)		const

protected

Definition at line 105 of file MeasurementTrackerEventProducer.cc.

Referenced by produce().

 {
   // start by clearinng everything
   thePxDets.setEmpty();
 
   std::vector<uint32_t> rawInactiveDetIds; 
   if (!theInactivePixelDetectorLabels.empty()) {
     edm::Handle<DetIdCollection> detIds;
     for (const edm::EDGetTokenT<DetIdCollection> &tk : theInactivePixelDetectorLabels) {
       if (event.getByToken(tk, detIds)){
         rawInactiveDetIds.insert(rawInactiveDetIds.end(), detIds->begin(), detIds->end());
       }else{
         static std::atomic<bool> iFailedAlready{false};
         bool expected = false;
         if (iFailedAlready.compare_exchange_strong(expected,true,std::memory_order_acq_rel)){
           edm::LogError("MissingProduct")<<"I fail to get the list of inactive pixel modules, because of 4.2/4.4 event content change.";
         }
       }
     }
     if (!rawInactiveDetIds.empty()) std::sort(rawInactiveDetIds.begin(), rawInactiveDetIds.end());
     // mark as inactive if in rawInactiveDetIds
     int i=0, endDet = thePxDets.size();
     unsigned int idp=0;
     for ( auto id : rawInactiveDetIds) {
         if (id==idp) continue; // skip multiple id
         idp=id;
         i=thePxDets.find(id,i);
         assert(i!=endDet && id == thePxDets.id(i));
         thePxDets.setActiveThisEvent(i,false);
     }
   }
 
   if (!theBadPixelFEDChannelsLabels.empty()) {
     edm::ESHandle<SiPixelFedCablingMap> cablingMap;
     iSetup.get<SiPixelFedCablingMapRcd>().get(pixelCablingMapLabel_, cablingMap);
 
     edm::Handle<PixelFEDChannelCollection> pixelFEDChannelCollectionHandle;
     for (const edm::EDGetTokenT<PixelFEDChannelCollection>& tk: theBadPixelFEDChannelsLabels) {
       if (!event.getByToken(tk, pixelFEDChannelCollectionHandle)) continue;
       int i=0;
       for (const auto& disabledChannels: *pixelFEDChannelCollectionHandle) {    
     PxMeasurementDetSet::BadFEDChannelPositions positions;
     for(const auto& ch: disabledChannels) {
       const sipixelobjects::PixelROC *roc_first=nullptr, *roc_last=nullptr;
       sipixelobjects::CablingPathToDetUnit path = {ch.fed, ch.link, 0};
       // PixelFEDChannelCollection addresses the ROCs by their 'idInDetUnit' (from 0 to 15), ROCs also know their on 'idInDetUnit',
       // however the cabling map uses a numbering [1,numberOfROCs], see sipixelobjects::PixelFEDLink::roc(unsigned int id), not necessarily sorted in the same direction.
       // PixelFEDChannelCollection MUST be filled such that ch.roc_first (ch.roc_last) correspond to the lowest (highest) 'idInDetUnit' in the channel
       for (path.roc=1; path.roc<=(ch.roc_last-ch.roc_first)+1; path.roc++) {
         const sipixelobjects::PixelROC *roc = cablingMap->findItem(path);
         if (roc==nullptr) continue;
         assert(roc->rawId()==disabledChannels.detId());
         if (roc->idInDetUnit()==ch.roc_first) roc_first=roc;
         if (roc->idInDetUnit()==ch.roc_last) roc_last=roc;
       }
       if (roc_first==nullptr || roc_last==nullptr) { 
         edm::LogError("PixelFEDChannelCollection")<<"Do not find either roc_first or roc_last in the cabling map."; 
         continue; 
       }
       const PixelGeomDetUnit * theGeomDet = dynamic_cast<const PixelGeomDetUnit*> (trackerGeom.idToDet(roc_first->rawId()));
       PixelTopology const * topology = &(theGeomDet->specificTopology());
       sipixelobjects::LocalPixel::RocRowCol local = {topology->rowsperroc()/2, topology->colsperroc()/2};   //corresponding to center of ROC row, col
       sipixelobjects::GlobalPixel global = roc_first->toGlobal(sipixelobjects::LocalPixel(local));
       LocalPoint lp1 = topology->localPosition(MeasurementPoint(global.row, global.col));
       global = roc_last->toGlobal(sipixelobjects::LocalPixel(local));
       LocalPoint lp2 = topology->localPosition(MeasurementPoint(global.row, global.col));
       LocalPoint ll(std::min(lp1.x(), lp2.x()), std::min(lp1.y(), lp2.y()), std::min(lp1.z(), lp2.z()));
       LocalPoint ur(std::max(lp1.x(), lp2.x()), std::max(lp1.y(), lp2.y()), std::max(lp1.z(), lp2.z()));      
       positions.push_back(std::make_pair(ll, ur));
     } // loop on channels
     if (!positions.empty()) {
       i=thePxDets.find(disabledChannels.detId(),i);
       assert(i!=thePxDets.size() && thePxDets.id(i)==disabledChannels.detId());
       thePxDets.addBadFEDChannelPositions(i, positions);
     }
       } // loop on DetId-s
     } // loop on labels
   } // if collection labels are populated
 
   // Pixel Clusters
   if( thePixelClusterLabel.isUninitialized() ) { //clusters have not been produced
     if (switchOffPixelsIfEmpty_) {
       thePxDets.setActiveThisEvent(false);
     }
   }else{  
 
     edm::Handle<edmNew::DetSetVector<SiPixelCluster> > & pixelClusters = thePxDets.handle();
     if(event.getByToken(thePixelClusterLabel, pixelClusters)) {
     
       const  edmNew::DetSetVector<SiPixelCluster>* pixelCollection = pixelClusters.product();
       
    
       if (switchOffPixelsIfEmpty_ && pixelCollection->empty()) {
     thePxDets.setActiveThisEvent(false);
       } else { 
     
     //std::cout <<"updatePixels "<<pixelCollection->dataSize()<<std::endl;
     pixelClustersToSkip.resize(pixelCollection->dataSize());
     std::fill(pixelClustersToSkip.begin(),pixelClustersToSkip.end(),false);
     
     if(selfUpdateSkipClusters_) {
           edm::Handle<edm::ContainerMask<edmNew::DetSetVector<SiPixelCluster> > > pixelClusterMask;
       //and get the collection of pixel ref to skip
       event.getByToken(thePixelClusterMask,pixelClusterMask);
       LogDebug("MeasurementTracker")<<"getting pxl refs to skip";
       if (pixelClusterMask.failedToGet())edm::LogError("MeasurementTracker")<<"not getting the pixel clusters to skip";
       if (pixelClusterMask->refProd().id()!=pixelClusters.id()){
         edm::LogError("ProductIdMismatch")<<"The pixel masking does not point to the proper collection of clusters: "<<pixelClusterMask->refProd().id()<<"!="<<pixelClusters.id();
       }
       pixelClusterMask->copyMaskTo(pixelClustersToSkip);
     }
     
     
     // FIXME: should check if lower_bound is better
     int i = 0, endDet = thePxDets.size();
     for (edmNew::DetSetVector<SiPixelCluster>::const_iterator it = pixelCollection->begin(), ed = pixelCollection->end(); it != ed; ++it) {
       edmNew::DetSet<SiPixelCluster> set(*it);
       unsigned int id = set.id();
       while ( id != thePxDets.id(i)) { 
         ++i;
         if (endDet==i) throw "we have a problem!!!!";
       }
       // push cluster range in det
       if ( thePxDets.isActive(i) ) {
         thePxDets.update(i,set);         
       }
     }
       }
     } else {
       edm::EDConsumerBase::Labels labels;
       labelsForToken(thePixelClusterLabel, labels);
       edm::LogWarning("MeasurementTrackerEventProducer") << "input pixel clusters collection " << labels.module << " is not valid";
     }
   }
 }

void MeasurementTrackerEventProducer::updateStacks	(	const edm::Event &	,
		Phase2OTMeasurementDetSet &	theStDets
	)		const

inlineprotected

Definition at line 31 of file MeasurementTrackerEventProducer.h.

Referenced by produce().

31 {};

void MeasurementTrackerEventProducer::updateStrips	(	const edm::Event &	event,
		StMeasurementDetSet &	theStDets,
		std::vector< bool > &	stripClustersToSkip
	)		const

protected

Definition at line 243 of file MeasurementTrackerEventProducer.cc.

References edm::HandleBase::failedToGet(), StMeasurementDetSet::find(), edm::Event::getByToken(), getInactiveStrips(), StMeasurementDetSet::handle(), mps_fire::i, triggerObjects_cff::id, edm::HandleBase::id(), StMeasurementDetSet::id(), StMeasurementDetSet::isActive(), edm::EDGetTokenT< T >::isUninitialized(), tablePrinter::labels, LogDebug, edm::ProductLabels::module, edm::Handle< T >::product(), selfUpdateSkipClusters_, StMeasurementDetSet::setActiveThisEvent(), StMeasurementDetSet::setEmpty(), StMeasurementDetSet::size(), theStripClusterLabel, theStripClusterMask, mitigatedMETSequence_cff::U, and StMeasurementDetSet::update().

Referenced by produce().

 {
   typedef edmNew::DetSet<SiStripCluster>   StripDetSet;
 
   std::vector<uint32_t> rawInactiveDetIds;
   getInactiveStrips(event,rawInactiveDetIds);
 
   // Strip Clusters
   //first clear all of them
   theStDets.setEmpty();
 
 
   if( theStripClusterLabel.isUninitialized() )  return;  //clusters have not been produced
 
   const int endDet = theStDets.size();
  
 
   // mark as inactive if in rawInactiveDetIds
   int i=0;
   unsigned int idp=0;
   for ( auto id : rawInactiveDetIds) {
     if (id==idp) continue; // skip multiple id
     idp=id;
     i=theStDets.find(id,i);
     assert(i!=endDet && id == theStDets.id(i));
     theStDets.setActiveThisEvent(i,false);
   }
 
   //=========  actually load cluster =============
   {
     edm::Handle<edmNew::DetSetVector<SiStripCluster> > clusterHandle;
     if (event.getByToken(theStripClusterLabel, clusterHandle)) {
       const edmNew::DetSetVector<SiStripCluster>* clusterCollection = clusterHandle.product();
     
     
       if (selfUpdateSkipClusters_){
     edm::Handle<edm::ContainerMask<edmNew::DetSetVector<SiStripCluster> > > stripClusterMask;
     //and get the collection of pixel ref to skip
     LogDebug("MeasurementTracker")<<"getting strp refs to skip";
     event.getByToken(theStripClusterMask,stripClusterMask);
     if (stripClusterMask.failedToGet())  edm::LogError("MeasurementTracker")<<"not getting the strip clusters to skip";
     if (stripClusterMask->refProd().id()!=clusterHandle.id()){
       edm::LogError("ProductIdMismatch")<<"The strip masking does not point to the proper collection of clusters: "<<stripClusterMask->refProd().id()<<"!="<<clusterHandle.id();
     }
     stripClusterMask->copyMaskTo(stripClustersToSkip);
       }
     
       theStDets.handle() = clusterHandle;
       int i=0;
       // cluster and det and in order (both) and unique so let's use set intersection
       for ( auto j = 0U; j< (*clusterCollection).size(); ++j) {
     unsigned int id = (*clusterCollection).id(j);
     while ( id != theStDets.id(i)) { // eventually change to lower_bound
       ++i;
       if (endDet==i) throw "we have a problem in strips!!!!";
     }
       
     // push cluster range in det
     if ( theStDets.isActive(i) )
       theStDets.update(i,j);
       }
     } else {
       edm::EDConsumerBase::Labels labels;
       labelsForToken(theStripClusterLabel, labels);
       edm::LogWarning("MeasurementTrackerEventProducer") << "input strip cluster collection " << labels.module << " is not valid";
     }
   }
 }