fwlite::Event Class Reference

#include <Event.h>

Inheritance diagram for fwlite::Event:

Public Member Functions
bool	atEnd () const override
template<typename T >
edm::EDGetTokenT< T >	consumes (edm::InputTag const &iTag) const
void	draw (Option_t *opt)
	Properly setup for edm::Ref, etc and then call TTree method. More...
Long64_t	draw (char const *varexp, const TCut &selection, Option_t *option="", Long64_t nentries=1000000000, Long64_t firstentry=0)
Long64_t	draw (char const *varexp, char const *selection, Option_t *option="", Long64_t nentries=1000000000, Long64_t firstentry=0)
	Event (TFile *iFile, bool useCache=true, std::function< void(TBranch const &)> baFunc=[](TBranch const &) {})
	Event (Event const &)=delete
edm::EventAuxiliary const &	eventAuxiliary () const override
std::vector< edm::BranchDescription > const &	getBranchDescriptions () const
std::string const	getBranchNameFor (std::type_info const &, char const *iModuleLabel, char const *iProductInstanceLabel, char const *iProcessName) const override
	Return the branch name in the TFile which contains the data. More...
bool	getByLabel (std::type_info const &, char const *, char const *, char const *, void *) const override
	This function should only be called by fwlite::Handle<> More...
edm::WrapperBase const *	getByProductID (edm::ProductID const &) const override
fwlite::LuminosityBlock const &	getLuminosityBlock () const
std::vector< std::string > const &	getProcessHistory () const
fwlite::Run const &	getRun () const
TFile *	getTFile () const
edm::OptionalThinnedKey	getThinnedKeyFrom (edm::ProductID const &parent, unsigned int key, edm::ProductID const &thinned) const
std::optional< std::tuple< edm::WrapperBase const *, unsigned int > >	getThinnedProduct (edm::ProductID const &pid, unsigned int key) const
void	getThinnedProducts (edm::ProductID const &pid, std::vector< edm::WrapperBase const *> &foundContainers, std::vector< unsigned int > &keys) const
Long64_t	indexFromEventId (edm::RunNumber_t run, edm::LuminosityBlockNumber_t lumi, edm::EventNumber_t event)
	Find index of given event-id. More...
bool	isValid () const
	operator bool () const
Event const &	operator++ () override
	Advance to next event in the TFile. More...
Event const &	operator= (Event const &)=delete
edm::ParameterSet const *	parameterSet (edm::ParameterSetID const &psID) const override
edm::ProcessHistory const &	processHistory () const override
Long64_t	scan (char const *varexp="", char const *selection="", Option_t *option="", Long64_t nentries=1000000000, Long64_t firstentry=0)
Long64_t	size () const
	Returns number of events in the file. More...
bool	to (Long64_t iIndex)
	Go to the event at index iIndex. More...
bool	to (const edm::EventID &id)
	Go to event by Run & Event number. More...
bool	to (edm::RunNumber_t run, edm::EventNumber_t event)
bool	to (edm::RunNumber_t run, edm::LuminosityBlockNumber_t lumi, edm::EventNumber_t event)
Event const &	toBegin () override
	Go to the very first Event. More...
edm::TriggerNames const &	triggerNames (edm::TriggerResults const &triggerResults) const override
edm::TriggerResultsByName	triggerResultsByName (edm::TriggerResults const &triggerResults) const override
	~Event () override
Public Member Functions inherited from fwlite::EventBase
	EventBase ()
virtual Long64_t	fileIndex () const
virtual Long64_t	secondaryFileIndex () const
	~EventBase () override
Public Member Functions inherited from edm::EventBase
int	bunchCrossing () const
	EventBase ()
edm::EventAuxiliary::ExperimentType	experimentType () const
template<typename T >
bool	get (ProductID const &, Handle< T > &) const
template<>
bool	getByLabel (edm::InputTag const &tag, Handle< FWGenericObject > &result) const
	Specialize the getByLabel method to work with a Handle<FWGenericObject> More...
template<typename T >
bool	getByLabel (InputTag const &, Handle< T > &) const
template<typename T >
bool	getByToken (edm::EDGetTokenT< T > const &token, edm::Handle< T > &result) const
edm::EventID	id () const
bool	isRealData () const
edm::LuminosityBlockNumber_t	luminosityBlock () const
int	orbitNumber () const
edm::Timestamp	time () const

Static Public Member Functions
static void	throwProductNotFoundException (std::type_info const &, char const *, char const *, char const *)

Private Member Functions
void	fillParameterSetRegistry () const
bool	getByTokenImp (edm::EDGetToken, edm::WrapperBase const *&) const override
edm::ProcessHistory const &	history () const
void	setGetter (std::shared_ptr< edm::EDProductGetter const > getter)
void	updateAux (Long_t eventIndex) const

Private Attributes
edm::EventAuxiliary	aux_
TBranch *	auxBranch_
fwlite::BranchMapReader	branchMap_
fwlite::DataGetterHelper	dataHelper_
EntryFinder	entryFinder_
TTree *	eventHistoryTree_
std::vector< edm::EventProcessHistoryID >	eventProcessHistoryIDs_
TFile *	file_
int	fileVersion_
edm::ProcessHistoryMap	historyMap_
std::vector< char const * >	labels_
std::shared_ptr< fwlite::LuminosityBlock >	lumi_
bool	parameterSetRegistryFilled_
edm::EventAuxiliary const *	pAux_
edm::EventAux const *	pOldAux_
std::vector< std::string >	procHistoryNames_
std::shared_ptr< fwlite::Run >	run_
std::shared_ptr< RunFactory >	runFactory_

Friends
class	ChainEvent
class	EventHistoryGetter
class	internal::ProductGetter
class	MultiChainEvent

Additional Inherited Members
Static Protected Member Functions inherited from fwlite::EventBase
template<typename T >
static edm::EDGetTokenT< T >	makeTokenUsing (unsigned int iIndex)
Static Protected Member Functions inherited from edm::EventBase
static edm::ParameterSet const *	parameterSetForID_ (edm::ParameterSetID const &psID)
static TriggerNames const *	triggerNames_ (edm::TriggerResults const &triggerResults)

Detailed Description

Definition at line 90 of file Event.h.

Constructor & Destructor Documentation

Event() [1/2]

Event::Event	(	TFile *	iFile,
		bool	useCache = true,
		std::function< void(TBranch const &)>	baFunc = [](TBranch const&) {}
	)

Definition at line 114 of file Event.cc.

References auxBranch_, branchMap_, edm::BranchTypeToAuxBranchName(), edm::BranchTypeToAuxiliaryBranchName(), eventHistoryTree_, edm::poolNames::eventHistoryTreeName(), edm::poolNames::eventTreeName(), Exception, fileVersion_, fwlite::BranchMapReader::getEventTree(), fwlite::BranchMapReader::getFileVersion(), edm::InEvent, pAux_, pOldAux_, runFactory_, and fwlite::BranchMapReader::updateEvent().

      : file_(iFile),
        //  eventTree_(nullptr),
        eventHistoryTree_(nullptr),
        //  eventIndex_(-1),
        branchMap_(iFile),
        pAux_(&aux_),
        pOldAux_(nullptr),
        fileVersion_(-1),
        parameterSetRegistryFilled_(false),
        dataHelper_(branchMap_.getEventTree(),
                    std::make_shared<EventHistoryGetter>(this),
                    std::shared_ptr<BranchMapReader>(&branchMap_, NoDelete()),
                    std::make_shared<internal::ProductGetter>(this),
                    useCache,
                    baFunc) {
    if (nullptr == iFile) {
      throw cms::Exception("NoFile") << "The TFile pointer passed to the constructor was null";
    }

    if (nullptr == branchMap_.getEventTree()) {
      throw cms::Exception("NoEventTree") << "The TFile contains no TTree named " << edm::poolNames::eventTreeName();
    }
    //need to know file version in order to determine how to read the basic event info
    fileVersion_ = branchMap_.getFileVersion(iFile);

    //got this logic from IOPool/Input/src/RootFile.cc

    TTree* eventTree = branchMap_.getEventTree();
    if (fileVersion_ >= 3) {
      auxBranch_ = eventTree->GetBranch(edm::BranchTypeToAuxiliaryBranchName(edm::InEvent).c_str());
      if (nullptr == auxBranch_) {
        throw cms::Exception("NoEventAuxilliary")
            << "The TTree " << edm::poolNames::eventTreeName() << " does not contain a branch named 'EventAuxiliary'";
      }
      auxBranch_->SetAddress(&pAux_);
    } else {
      pOldAux_ = new edm::EventAux();
      auxBranch_ = eventTree->GetBranch(edm::BranchTypeToAuxBranchName(edm::InEvent).c_str());
      if (nullptr == auxBranch_) {
        throw cms::Exception("NoEventAux")
            << "The TTree " << edm::poolNames::eventTreeName() << " does not contain a branch named 'EventAux'";
      }
      auxBranch_->SetAddress(&pOldAux_);
    }
    branchMap_.updateEvent(0);

    if (fileVersion_ >= 7 && fileVersion_ < 17) {
      eventHistoryTree_ = dynamic_cast<TTree*>(iFile->Get(edm::poolNames::eventHistoryTreeName().c_str()));
    }
    runFactory_ = std::make_shared<RunFactory>();
  }

Event() [2/2]

fwlite::Event::Event ( Event const &  )

delete

~Event()

Event::~Event ( )

override

Definition at line 172 of file Event.cc.

References label, labels_, and pOldAux_.

                {
    for (auto const& label : labels_) {
      delete[] label;
    }
    delete pOldAux_;
  }

Member Function Documentation

atEnd()

bool Event::atEnd ( ) const

overridevirtual

Implements fwlite::EventBase.

Definition at line 267 of file Event.cc.

References branchMap_, fwlite::BranchMapReader::getEventEntry(), or, and size().

Referenced by FWHLTTriggerTableView::fillAverageAcceptFractions(), FWFileEntry::filterEventsWithCustomParser(), getByLabel(), and getByTokenImp().

                          {
    Long_t eventIndex = branchMap_.getEventEntry();
    return eventIndex == -1 or eventIndex == size();
  }

consumes()

template<typename T >

edm::EDGetTokenT<T> fwlite::Event::consumes ( edm::InputTag const &  iTag ) const

inline

Definition at line 137 of file Event.h.

References dataHelper_, fwlite::DataGetterHelper::getBranchIDFor(), edm::InputTag::instance(), edm::InputTag::label(), and edm::InputTag::process().

                                                              {
      auto bid =
          dataHelper_.getBranchIDFor(typeid(T), iTag.label().c_str(), iTag.instance().c_str(), iTag.process().c_str());
      if (bid) {
        return this->makeTokenUsing<T>(bid.value().id());
      }
      return {};
    }

draw() [1/3]

void Event::draw

(

Option_t *

opt

)

Properly setup for edm::Ref, etc and then call TTree method.

Definition at line 238 of file Event.cc.

References branchMap_, dataHelper_, fwlite::BranchMapReader::getEventTree(), fwlite::DataGetterHelper::getter(), findAndChange::op, and runTheMatrix::opt.

                                {
    GetterOperate op(dataHelper_.getter());
    branchMap_.getEventTree()->Draw(opt);
  }

draw() [2/3]

Long64_t Event::draw	(	char const *	varexp,
		const TCut &	selection,
		Option_t *	option = "",
		Long64_t	nentries = 1000000000,
		Long64_t	firstentry = 0
	)

Definition at line 242 of file Event.cc.

References branchMap_, dataHelper_, mps_merge::firstentry, fwlite::BranchMapReader::getEventTree(), fwlite::DataGetterHelper::getter(), findAndChange::op, fileinputsource_cfi::option, and corrVsCorr::selection.

                                                                                                           {
    GetterOperate op(dataHelper_.getter());
    return branchMap_.getEventTree()->Draw(varexp, selection, option, nentries, firstentry);
  }

draw() [3/3]

Long64_t Event::draw	(	char const *	varexp,
		char const *	selection,
		Option_t *	option = "",
		Long64_t	nentries = 1000000000,
		Long64_t	firstentry = 0
	)

Definition at line 247 of file Event.cc.

References branchMap_, dataHelper_, mps_merge::firstentry, fwlite::BranchMapReader::getEventTree(), fwlite::DataGetterHelper::getter(), findAndChange::op, fileinputsource_cfi::option, and corrVsCorr::selection.

                                                                                                           {
    GetterOperate op(dataHelper_.getter());
    return branchMap_.getEventTree()->Draw(varexp, selection, option, nentries, firstentry);
  }

eventAuxiliary()

edm::EventAuxiliary const & Event::eventAuxiliary ( ) const

overridevirtual

Implements edm::EventBase.

Definition at line 309 of file Event.cc.

References aux_, branchMap_, fwlite::BranchMapReader::getEventEntry(), and updateAux().

Referenced by getLuminosityBlock(), and getRun().

                                                       {
    Long_t eventIndex = branchMap_.getEventEntry();
    updateAux(eventIndex);
    return aux_;
  }

fillParameterSetRegistry()

void Event::fillParameterSetRegistry ( ) const

private

Definition at line 427 of file Event.cc.

References b, branchMap_, Exception, edm::poolNames::fileFormatVersionBranchName(), fwlite::BranchMapReader::getFile(), mps_fire::i, edm::poolNames::idToParameterSetBlobsBranchName(), edm::pset::Registry::insertMapped(), edm::pset::Registry::instance(), B2GTnPMonitor_cfi::item, edm::poolNames::metaDataTreeName(), edm::poolNames::parameterSetMapBranchName(), parameterSetRegistryFilled_, edm::FileFormatVersion::parameterSetsByReference(), edm::poolNames::parameterSetsTreeName(), muonDTDigis_cfi::pset, and edm::FileFormatVersion::triggerPathsTracked().

Referenced by parameterSet(), triggerNames(), and triggerResultsByName().

                                             {
    if (parameterSetRegistryFilled_)
      return;
    parameterSetRegistryFilled_ = true;

    TTree* meta = dynamic_cast<TTree*>(branchMap_.getFile()->Get(edm::poolNames::metaDataTreeName().c_str()));
    if (nullptr == meta) {
      throw cms::Exception("NoMetaTree") << "The TFile does not contain a TTree named "
                                         << edm::poolNames::metaDataTreeName();
    }

    edm::FileFormatVersion fileFormatVersion;
    edm::FileFormatVersion* fftPtr = &fileFormatVersion;
    if (meta->FindBranch(edm::poolNames::fileFormatVersionBranchName().c_str()) != nullptr) {
      TBranch* fft = meta->GetBranch(edm::poolNames::fileFormatVersionBranchName().c_str());
      fft->SetAddress(&fftPtr);
      fft->GetEntry(0);
    }

    typedef std::map<edm::ParameterSetID, edm::ParameterSetBlob> PsetMap;
    PsetMap psetMap;
    TTree* psetTree(nullptr);
    if (meta->FindBranch(edm::poolNames::parameterSetMapBranchName().c_str()) != nullptr) {
      PsetMap* psetMapPtr = &psetMap;
      TBranch* b = meta->GetBranch(edm::poolNames::parameterSetMapBranchName().c_str());
      b->SetAddress(&psetMapPtr);
      b->GetEntry(0);
    } else if (nullptr == (psetTree = dynamic_cast<TTree*>(
                               branchMap_.getFile()->Get(edm::poolNames::parameterSetsTreeName().c_str())))) {
      throw cms::Exception("NoParameterSetMapTree")
          << "The TTree " << edm::poolNames::parameterSetsTreeName() << " could not be found in the file.";
    } else {
      typedef std::pair<edm::ParameterSetID, edm::ParameterSetBlob> IdToBlobs;
      IdToBlobs idToBlob;
      IdToBlobs* pIdToBlob = &idToBlob;
      psetTree->SetBranchAddress(edm::poolNames::idToParameterSetBlobsBranchName().c_str(), &pIdToBlob);
      for (long long i = 0; i != psetTree->GetEntries(); ++i) {
        psetTree->GetEntry(i);
        psetMap.insert(idToBlob);
      }
    }
    edm::ParameterSetConverter::ParameterSetIdConverter psetIdConverter;
    if (!fileFormatVersion.triggerPathsTracked()) {
      edm::ParameterSetConverter converter(psetMap, psetIdConverter, fileFormatVersion.parameterSetsByReference());
    } else {
      // Merge into the parameter set registry.
      edm::pset::Registry& psetRegistry = *edm::pset::Registry::instance();
      for (auto const& item : psetMap) {
        edm::ParameterSet pset(item.second.pset());
        pset.setID(item.first);
        psetRegistry.insertMapped(pset);
      }
    }
  }

getBranchDescriptions()

std::vector<edm::BranchDescription> const& fwlite::Event::getBranchDescriptions ( ) const

inline

Definition at line 177 of file Event.h.

References branchMap_, and fwlite::BranchMapReader::getBranchDescriptions().

Referenced by FWLiteJobMetadataManager::doUpdate(), and FWLiteJobMetadataManager::hasModuleLabel().

                                                                         {
      return branchMap_.getBranchDescriptions();
    }

getBranchNameFor()

std::string const Event::getBranchNameFor ( std::type_info const &  iInfo, char const *  iModuleLabel, char const *  iProductInstanceLabel, char const *  iProcessName  ) const

overridevirtual

Return the branch name in the TFile which contains the data.

Implements fwlite::EventBase.

Definition at line 281 of file Event.cc.

References dataHelper_, and fwlite::DataGetterHelper::getBranchNameFor().

Referenced by FWFileEntry::getBranchName(), and FWFileEntry::runFilter().

                                                                             {
    return dataHelper_.getBranchNameFor(iInfo, iModuleLabel, iProductInstanceLabel, iProcessLabel);
  }

getByLabel()

bool Event::getByLabel ( std::type_info const &  iInfo, char const *  iModuleLabel, char const *  iProductInstanceLabel, char const *  iProcessLabel, void *  oData  ) const

overridevirtual

This function should only be called by fwlite::Handle<>

Implements fwlite::EventBase.

Definition at line 288 of file Event.cc.

References atEnd(), branchMap_, dataHelper_, Exception, fwlite::DataGetterHelper::getByLabel(), and fwlite::BranchMapReader::getEventEntry().

                                            {
    if (atEnd()) {
      throw cms::Exception("OffEnd") << "You have requested data past the last event";
    }
    Long_t eventIndex = branchMap_.getEventEntry();
    return dataHelper_.getByLabel(iInfo, iModuleLabel, iProductInstanceLabel, iProcessLabel, oData, eventIndex);
  }

getByProductID()

edm::WrapperBase const * Event::getByProductID ( edm::ProductID const &  iID ) const

overridevirtual

Implements fwlite::EventBase.

Definition at line 386 of file Event.cc.

References branchMap_, dataHelper_, fwlite::DataGetterHelper::getByProductID(), and fwlite::BranchMapReader::getEventEntry().

Referenced by fwlite::internal::ProductGetter::getIt().

                                                                           {
    Long_t eventEntry = branchMap_.getEventEntry();
    return dataHelper_.getByProductID(iID, eventEntry);
  }

getByTokenImp()

bool Event::getByTokenImp ( edm::EDGetToken  iToken, edm::WrapperBase const *&  oData  ) const

overrideprivatevirtual

Implements fwlite::EventBase.

Definition at line 300 of file Event.cc.

References atEnd(), branchMap_, dataHelper_, Exception, fwlite::DataGetterHelper::getByBranchID(), fwlite::BranchMapReader::getEventEntry(), and edm::EDGetToken::index().

                                                                                    {
    if (atEnd()) {
      throw cms::Exception("OffEnd") << "You have requested data past the last event";
    }
    Long_t eventIndex = branchMap_.getEventEntry();
    oData = dataHelper_.getByBranchID(edm::BranchID(iToken.index()), eventIndex);
    return oData != nullptr;
  }

getLuminosityBlock()

fwlite::LuminosityBlock const & Event::getLuminosityBlock

(

)

const

Definition at line 514 of file Event.cc.

References branchMap_, eventAuxiliary(), lumi_, edm::EventAuxiliary::luminosityBlock(), writedatasetfile::run, edm::EventAuxiliary::run(), and runFactory_.

                                                               {
    if (not lumi_) {
      // Branch map pointer not really being shared, owned by event, have to trick Lumi
      lumi_ = std::make_shared<fwlite::LuminosityBlock>(std::shared_ptr<BranchMapReader>(&branchMap_, NoDelete()),
                                                        runFactory_);
    }
    edm::RunNumber_t run = eventAuxiliary().run();
    edm::LuminosityBlockNumber_t lumi = eventAuxiliary().luminosityBlock();
    lumi_->to(run, lumi);
    return *lumi_;
  }

getProcessHistory()

std::vector< std::string > const & Event::getProcessHistory

(

)

const

Definition at line 272 of file Event.cc.

References history(), ValidateTausOnZEEFastSim_cff::proc, and procHistoryNames_.

Referenced by FWLiteJobMetadataManager::doUpdate().

                                                             {
    if (procHistoryNames_.empty()) {
      for (auto const& proc : history()) {
        procHistoryNames_.push_back(proc.processName());
      }
    }
    return procHistoryNames_;
  }

getRun()

fwlite::Run const & Event::getRun

(

)

const

Definition at line 526 of file Event.cc.

References branchMap_, eventAuxiliary(), writedatasetfile::run, edm::EventAuxiliary::run(), run_, and runFactory_.

Referenced by FWMagField::checkFieldInfo().

                                       {
    run_ = runFactory_->makeRun(std::shared_ptr<BranchMapReader>(&branchMap_, NoDelete()));
    edm::RunNumber_t run = eventAuxiliary().run();
    run_->to(run);
    return *run_;
  }

getTFile()

TFile* fwlite::Event::getTFile ( ) const

inline

Definition at line 181 of file Event.h.

References branchMap_, and fwlite::BranchMapReader::getFile().

{ return branchMap_.getFile(); }

getThinnedKeyFrom()

edm::OptionalThinnedKey Event::getThinnedKeyFrom	(	edm::ProductID const &	parent,
		unsigned int	key,
		edm::ProductID const &	thinned
	)		const

Definition at line 404 of file Event.cc.

References branchMap_, dataHelper_, fwlite::BranchMapReader::getEventEntry(), fwlite::DataGetterHelper::getThinnedKeyFrom(), submitPVResolutionJobs::key, and class-composition::parent.

Referenced by fwlite::internal::ProductGetter::getThinnedKeyFrom().

                                                                                      {
    Long_t eventEntry = branchMap_.getEventEntry();
    return dataHelper_.getThinnedKeyFrom(parent, key, thinned, eventEntry);
  }

getThinnedProduct()

std::optional< std::tuple< edm::WrapperBase const *, unsigned int > > Event::getThinnedProduct	(	edm::ProductID const &	pid,
		unsigned int	key
	)		const

Definition at line 391 of file Event.cc.

References branchMap_, dataHelper_, fwlite::BranchMapReader::getEventEntry(), fwlite::DataGetterHelper::getThinnedProduct(), and submitPVResolutionJobs::key.

Referenced by fwlite::internal::ProductGetter::getThinnedProduct().

                                                                                                                    {
    Long_t eventEntry = branchMap_.getEventEntry();
    return dataHelper_.getThinnedProduct(pid, key, eventEntry);
  }

getThinnedProducts()

void Event::getThinnedProducts	(	edm::ProductID const &	pid,
		std::vector< edm::WrapperBase const *> &	foundContainers,
		std::vector< unsigned int > &	keys
	)		const

Definition at line 397 of file Event.cc.

References branchMap_, dataHelper_, fwlite::BranchMapReader::getEventEntry(), fwlite::DataGetterHelper::getThinnedProducts(), and relativeConstraints::keys.

Referenced by fwlite::internal::ProductGetter::getThinnedProducts().

                                                                      {
    Long_t eventEntry = branchMap_.getEventEntry();
    return dataHelper_.getThinnedProducts(pid, foundContainers, keys, eventEntry);
  }

history()

const edm::ProcessHistory & Event::history ( ) const

private

Definition at line 325 of file Event.cc.

References aux_, b, branchMap_, edm::poolNames::eventHistoryBranchName(), eventHistoryTree_, eventProcessHistoryIDs_, Exception, edm::errors::FatalRootError, fileVersion_, fwlite::BranchMapReader::getEventEntry(), fwlite::BranchMapReader::getFile(), historyMap_, edm::EventAuxiliary::id(), pfDeepBoostedJetPreprocessParams_cfi::lower_bound, edm::poolNames::metaDataTreeName(), edm::poolNames::processHistoryBranchName(), edm::EventAuxiliary::processHistoryID(), edm::poolNames::processHistoryMapBranchName(), procHistoryNames_, edm::ProcessHistory::setProcessHistoryID(), filterCSVwithJSON::target, and updateAux().

Referenced by getProcessHistory(), fwlite::EventHistoryGetter::history(), and processHistory().

                                                {
    edm::ProcessHistoryID processHistoryID;

    bool newFormat = (fileVersion_ >= 5);

    Long_t eventIndex = branchMap_.getEventEntry();
    updateAux(eventIndex);
    if (!newFormat) {
      processHistoryID = aux_.processHistoryID();
    }
    if (historyMap_.empty() || newFormat) {
      procHistoryNames_.clear();
      TTree* meta = dynamic_cast<TTree*>(branchMap_.getFile()->Get(edm::poolNames::metaDataTreeName().c_str()));
      if (nullptr == meta) {
        throw cms::Exception("NoMetaTree")
            << "The TFile does not appear to contain a TTree named " << edm::poolNames::metaDataTreeName();
      }
      if (historyMap_.empty()) {
        if (fileVersion_ < 11) {
          edm::ProcessHistoryMap* pPhm = &historyMap_;
          TBranch* b = meta->GetBranch(edm::poolNames::processHistoryMapBranchName().c_str());
          b->SetAddress(&pPhm);
          b->GetEntry(0);
        } else {
          edm::ProcessHistoryVector historyVector;
          edm::ProcessHistoryVector* pPhv = &historyVector;
          TBranch* b = meta->GetBranch(edm::poolNames::processHistoryBranchName().c_str());
          b->SetAddress(&pPhv);
          b->GetEntry(0);
          for (auto& history : historyVector) {
            historyMap_.insert(std::make_pair(history.setProcessHistoryID(), history));
          }
        }
      }
      if (newFormat) {
        if (fileVersion_ >= 17) {
          processHistoryID = aux_.processHistoryID();
        } else if (fileVersion_ >= 7) {
          edm::History history;
          edm::History* pHistory = &history;
          TBranch* eventHistoryBranch = eventHistoryTree_->GetBranch(edm::poolNames::eventHistoryBranchName().c_str());
          if (!eventHistoryBranch)
            throw edm::Exception(edm::errors::FatalRootError) << "Failed to find history branch in event history tree";
          eventHistoryBranch->SetAddress(&pHistory);
          eventHistoryTree_->GetEntry(eventIndex);
          processHistoryID = history.processHistoryID();
        } else {
          std::vector<edm::EventProcessHistoryID>* pEventProcessHistoryIDs = &eventProcessHistoryIDs_;
          TBranch* b = meta->GetBranch(edm::poolNames::eventHistoryBranchName().c_str());
          b->SetAddress(&pEventProcessHistoryIDs);
          b->GetEntry(0);
          edm::EventProcessHistoryID target(aux_.id(), edm::ProcessHistoryID());
          processHistoryID = std::lower_bound(eventProcessHistoryIDs_.begin(), eventProcessHistoryIDs_.end(), target)
                                 ->processHistoryID();
        }
      }
    }

    return historyMap_[processHistoryID];
  }

indexFromEventId()

Long64_t Event::indexFromEventId	(	edm::RunNumber_t	run,
		edm::LuminosityBlockNumber_t	lumi,
		edm::EventNumber_t	event
	)

Find index of given event-id.

Definition at line 202 of file Event.cc.

References branchMap_, mps_splice::entry, entryFinder_, fwlite::EntryFinder::fillIndex(), fwlite::EntryFinder::findEvent(), fwlite::EntryFinder::invalidEntry, and writedatasetfile::run.

                                                                                                              {
    entryFinder_.fillIndex(branchMap_);
    EntryFinder::EntryNumber_t entry = entryFinder_.findEvent(run, lumi, event);
    return (entry == EntryFinder::invalidEntry) ? -1 : entry;
  }

isValid()

bool Event::isValid

(

void

)

const

Definition at line 260 of file Event.cc.

References branchMap_, fwlite::BranchMapReader::getEventEntry(), and size().

Referenced by ntupleDataFormat._Object::_checkIsValid(), and core.AutoHandle.AutoHandle::ReallyLoad().

                            {
    Long_t eventIndex = branchMap_.getEventEntry();
    return eventIndex != -1 and eventIndex < size();
  }

operator bool()

Event::operator bool

(

)

const

Definition at line 265 of file Event.cc.

References sistrip::SpyUtilities::isValid().

{ return isValid(); }

operator++()

Event const & Event::operator++ ( )

overridevirtual

Advance to next event in the TFile.

Implements fwlite::EventBase.

Definition at line 194 of file Event.cc.

References branchMap_, fwlite::BranchMapReader::getEventEntry(), size(), and fwlite::BranchMapReader::updateEvent().

                                 {
    Long_t eventIndex = branchMap_.getEventEntry();
    if (eventIndex < size()) {
      branchMap_.updateEvent(++eventIndex);
    }
    return *this;
  }

operator=()

Event const& fwlite::Event::operator= ( Event const &  )

delete

parameterSet()

edm::ParameterSet const * Event::parameterSet ( edm::ParameterSetID const &  psID ) const

overridevirtual

Implements edm::EventBase.

Definition at line 482 of file Event.cc.

References fillParameterSetRegistry(), edm::EventBase::parameterSetForID_(), and parameterSetRegistryFilled_.

                                                                                {
    if (!parameterSetRegistryFilled_) {
      fillParameterSetRegistry();
    }
    return parameterSetForID_(psID);
  }

processHistory()

edm::ProcessHistory const& fwlite::Event::processHistory ( ) const

inlineoverridevirtual

Implements edm::EventBase.

Definition at line 199 of file Event.h.

References history().

{ return history(); }

scan()

Long64_t Event::scan	(	char const *	varexp = "",
		char const *	selection = "",
		Option_t *	option = "",
		Long64_t	nentries = 1000000000,
		Long64_t	firstentry = 0
	)

Definition at line 252 of file Event.cc.

References branchMap_, dataHelper_, mps_merge::firstentry, fwlite::BranchMapReader::getEventTree(), fwlite::DataGetterHelper::getter(), findAndChange::op, fileinputsource_cfi::option, and corrVsCorr::selection.

                                                                                                           {
    GetterOperate op(dataHelper_.getter());
    return branchMap_.getEventTree()->Scan(varexp, selection, option, nentries, firstentry);
  }

setGetter()

void fwlite::Event::setGetter ( std::shared_ptr< edm::EDProductGetter const >  getter )

inlineprivate

Definition at line 216 of file Event.h.

References dataHelper_, and fwlite::DataGetterHelper::setGetter().

{ return dataHelper_.setGetter(getter); }

size()

Long64_t Event::size

(

void

)

const

Returns number of events in the file.

Definition at line 258 of file Event.cc.

References branchMap_, and fwlite::BranchMapReader::getEventTree().

Referenced by ntupleDataFormat._Collection::__iter__(), ntupleDataFormat._Collection::__len__(), atEnd(), FWHLTTriggerTableView::fillAverageAcceptFractions(), isValid(), FWFileEntry::openFile(), operator++(), and to().

{ return branchMap_.getEventTree()->GetEntries(); }

throwProductNotFoundException()

void Event::throwProductNotFoundException ( std::type_info const &  iType, char const *  iModule, char const *  iProduct, char const *  iProcess  )

static

Definition at line 501 of file Event.cc.

References Exception, and edm::errors::ProductNotFound.

Referenced by fwlite::ChainEvent::throwProductNotFoundException().

                                                                  {
    edm::TypeID type(iType);
    throw edm::Exception(edm::errors::ProductNotFound)
        << "A branch was found for \n  type ='" << type.className() << "'\n  module='" << iModule
        << "'\n  productInstance='" << ((nullptr != iProduct) ? iProduct : "") << "'\n  process='"
        << ((nullptr != iProcess) ? iProcess : "")
        << "'\n"
           "but no data is available for this Event";
  }

to() [1/4]

bool Event::to

(

Long64_t

iIndex

)

Go to the event at index iIndex.

Definition at line 208 of file Event.cc.

References branchMap_, size(), and fwlite::BranchMapReader::updateEvent().

Referenced by FWHLTTriggerTableView::fillAverageAcceptFractions(), FWFileEntry::filterEventsWithCustomParser(), and to().

                                {
    if (iEntry < size()) {
      // this is a valid entry
      return branchMap_.updateEvent(iEntry);
    }
    // if we're here, then iEntry was not valid
    return false;
  }

to() [2/4]

bool Event::to

(

const edm::EventID &

id

)

Go to event by Run & Event number.

Definition at line 228 of file Event.cc.

References edmPickEvents::event, edm::EventBase::luminosityBlock(), writedatasetfile::run, and to().

{ return to(id.run(), id.luminosityBlock(), id.event()); }

to() [3/4]

bool Event::to	(	edm::RunNumber_t	run,
		edm::EventNumber_t	event
	)

Definition at line 217 of file Event.cc.

References writedatasetfile::run, to(), and mitigatedMETSequence_cff::U.

{ return to(run, 0U, event); }

to() [4/4]

bool Event::to	(	edm::RunNumber_t	run,
		edm::LuminosityBlockNumber_t	lumi,
		edm::EventNumber_t	event
	)

Definition at line 219 of file Event.cc.

References branchMap_, mps_splice::entry, entryFinder_, fwlite::EntryFinder::fillIndex(), fwlite::EntryFinder::findEvent(), fwlite::EntryFinder::invalidEntry, writedatasetfile::run, and fwlite::BranchMapReader::updateEvent().

                                                                                            {
    entryFinder_.fillIndex(branchMap_);
    EntryFinder::EntryNumber_t entry = entryFinder_.findEvent(run, lumi, event);
    if (entry == EntryFinder::invalidEntry) {
      return false;
    }
    return branchMap_.updateEvent(entry);
  }

toBegin()

Event const & Event::toBegin ( )

overridevirtual

Go to the very first Event.

Implements fwlite::EventBase.

Definition at line 230 of file Event.cc.

References branchMap_, and fwlite::BranchMapReader::updateEvent().

Referenced by FWHLTTriggerTableView::fillAverageAcceptFractions(), and FWFileEntry::filterEventsWithCustomParser().

                              {
    branchMap_.updateEvent(0);
    return *this;
  }

triggerNames()

edm::TriggerNames const & Event::triggerNames ( edm::TriggerResults const &  triggerResults ) const

overridevirtual

Implements edm::EventBase.

Definition at line 411 of file Event.cc.

References Exception, fillParameterSetRegistry(), names, parameterSetRegistryFilled_, edm::EventBase::triggerNames_(), and triggerResults.

Referenced by FWHLTTriggerTableView::fillAverageAcceptFractions(), and FWFileEntry::filterEventsWithCustomParser().

                                                                                          {
    edm::TriggerNames const* names = triggerNames_(triggerResults);
    if (names != nullptr)
      return *names;

    if (!parameterSetRegistryFilled_) {
      fillParameterSetRegistry();
      names = triggerNames_(triggerResults);
    }
    if (names != nullptr)
      return *names;

    throw cms::Exception("TriggerNamesNotFound") << "TriggerNames not found in ParameterSet registry";
    return *names;
  }

triggerResultsByName()

edm::TriggerResultsByName Event::triggerResultsByName ( edm::TriggerResults const &  triggerResults ) const

overridevirtual

Implements edm::EventBase.

Definition at line 489 of file Event.cc.

References fillParameterSetRegistry(), names, parameterSetRegistryFilled_, edm::EventBase::triggerNames_(), and triggerResults.

                                                                                                   {
    edm::TriggerNames const* names = triggerNames_(triggerResults);
    if (names == nullptr && !parameterSetRegistryFilled_) {
      fillParameterSetRegistry();
      names = triggerNames_(triggerResults);
    }
    return edm::TriggerResultsByName(&triggerResults, names);
  }

updateAux()

void Event::updateAux ( Long_t  eventIndex ) const

private

Definition at line 315 of file Event.cc.

References aux_, auxBranch_, edm::conversion(), and pOldAux_.

Referenced by eventAuxiliary(), and history().

                                               {
    if (auxBranch_->GetEntryNumber() != eventIndex) {
      auxBranch_->GetEntry(eventIndex);
      //handling dealing with old version
      if (nullptr != pOldAux_) {
        conversion(*pOldAux_, aux_);
      }
    }
  }

Friends And Related Function Documentation

ChainEvent

ChainEvent

friend

Definition at line 92 of file Event.h.

EventHistoryGetter

friend class EventHistoryGetter

friend

Definition at line 211 of file Event.h.

internal::ProductGetter

friend class internal::ProductGetter

friend

Definition at line 209 of file Event.h.

MultiChainEvent

friend class MultiChainEvent

friend

Definition at line 93 of file Event.h.

Member Data Documentation

aux_

edm::EventAuxiliary fwlite::Event::aux_

mutableprivate

Definition at line 233 of file Event.h.

Referenced by eventAuxiliary(), history(), and updateAux().

auxBranch_

TBranch* fwlite::Event::auxBranch_

private

Definition at line 237 of file Event.h.

Referenced by Event(), and updateAux().

branchMap_

fwlite::BranchMapReader fwlite::Event::branchMap_

mutableprivate

Definition at line 226 of file Event.h.

Referenced by atEnd(), draw(), Event(), eventAuxiliary(), fillParameterSetRegistry(), getBranchDescriptions(), getByLabel(), getByProductID(), getByTokenImp(), getLuminosityBlock(), getRun(), getTFile(), getThinnedKeyFrom(), getThinnedProduct(), getThinnedProducts(), history(), indexFromEventId(), isValid(), operator++(), scan(), size(), to(), and toBegin().

dataHelper_

fwlite::DataGetterHelper fwlite::Event::dataHelper_

private

Definition at line 241 of file Event.h.

Referenced by consumes(), draw(), getBranchNameFor(), getByLabel(), getByProductID(), getByTokenImp(), getThinnedKeyFrom(), getThinnedProduct(), getThinnedProducts(), scan(), and setGetter().

entryFinder_

EntryFinder fwlite::Event::entryFinder_

mutableprivate

Definition at line 234 of file Event.h.

Referenced by indexFromEventId(), and to().

eventHistoryTree_

TTree* fwlite::Event::eventHistoryTree_

private

Definition at line 222 of file Event.h.

Referenced by Event(), and history().

eventProcessHistoryIDs_

std::vector<edm::EventProcessHistoryID> fwlite::Event::eventProcessHistoryIDs_

mutableprivate

Definition at line 231 of file Event.h.

Referenced by history().

file_

TFile* fwlite::Event::file_

mutableprivate

Definition at line 220 of file Event.h.

fileVersion_

int fwlite::Event::fileVersion_

private

Definition at line 238 of file Event.h.

Referenced by Event(), and history().

historyMap_

edm::ProcessHistoryMap fwlite::Event::historyMap_

mutableprivate

Definition at line 230 of file Event.h.

Referenced by history().

labels_

std::vector<char const*> fwlite::Event::labels_

mutableprivate

Definition at line 229 of file Event.h.

Referenced by ~Event().

lumi_

std::shared_ptr<fwlite::LuminosityBlock> fwlite::Event::lumi_

mutableprivate

Definition at line 224 of file Event.h.

Referenced by getLuminosityBlock().

parameterSetRegistryFilled_

bool fwlite::Event::parameterSetRegistryFilled_

mutableprivate

Definition at line 239 of file Event.h.

Referenced by fillParameterSetRegistry(), parameterSet(), triggerNames(), and triggerResultsByName().

pAux_

edm::EventAuxiliary const* fwlite::Event::pAux_

private

Definition at line 235 of file Event.h.

Referenced by Event().

pOldAux_

edm::EventAux const* fwlite::Event::pOldAux_

private

Definition at line 236 of file Event.h.

Referenced by Event(), updateAux(), and ~Event().

procHistoryNames_

std::vector<std::string> fwlite::Event::procHistoryNames_

mutableprivate

Definition at line 232 of file Event.h.

Referenced by getProcessHistory(), and history().

run_

std::shared_ptr<fwlite::Run> fwlite::Event::run_

mutableprivate

Definition at line 225 of file Event.h.

Referenced by getRun().

runFactory_

std::shared_ptr<RunFactory> fwlite::Event::runFactory_

mutableprivate

Definition at line 242 of file Event.h.

Referenced by Event(), getLuminosityBlock(), and getRun().