MillePedeFileExtractor Class Reference

#include <MillePedeFileExtractor.h>

Inheritance diagram for MillePedeFileExtractor:

Public Member Functions
	MillePedeFileExtractor (const edm::ParameterSet &)
	~MillePedeFileExtractor () override
Public Member Functions inherited from edm::one::EDAnalyzer< edm::one::WatchLuminosityBlocks >
	EDAnalyzer ()=default
Public Member Functions inherited from edm::one::EDAnalyzerBase
void	callWhenNewProductsRegistered (std::function< void(BranchDescription const &)> const &func)
	EDAnalyzerBase ()
ModuleDescription const &	moduleDescription () const
	~EDAnalyzerBase () override
Public Member Functions inherited from edm::EDConsumerBase
std::vector< ConsumesInfo >	consumesInfo () const
void	convertCurrentProcessAlias (std::string const &processName)
	Convert "@currentProcess" in InputTag process names to the actual current process name. More...
	EDConsumerBase ()
	EDConsumerBase (EDConsumerBase const &)=delete
	EDConsumerBase (EDConsumerBase &&)=default
ProductResolverIndexAndSkipBit	indexFrom (EDGetToken, BranchType, TypeID const &) const
void	itemsMayGet (BranchType, std::vector< ProductResolverIndexAndSkipBit > &) const
void	itemsToGet (BranchType, std::vector< ProductResolverIndexAndSkipBit > &) const
std::vector< ProductResolverIndexAndSkipBit > const &	itemsToGetFrom (BranchType iType) const
void	labelsForToken (EDGetToken iToken, Labels &oLabels) const
void	modulesWhoseProductsAreConsumed (std::vector< ModuleDescription const * > &modules, ProductRegistry const &preg, std::map< std::string, ModuleDescription const * > const &labelsToDesc, std::string const &processName) const
EDConsumerBase const &	operator= (EDConsumerBase const &)=delete
EDConsumerBase &	operator= (EDConsumerBase &&)=default
bool	registeredToConsume (ProductResolverIndex, bool, BranchType) const
bool	registeredToConsumeMany (TypeID const &, BranchType) const
void	updateLookup (BranchType iBranchType, ProductResolverIndexHelper const &, bool iPrefetchMayGet)
virtual	~EDConsumerBase () noexcept(false)

Static Public Member Functions
static void	fillDescriptions (edm::ConfigurationDescriptions &descriptions)
Static Public Member Functions inherited from edm::one::EDAnalyzerBase
static const std::string &	baseType ()
static void	fillDescriptions (ConfigurationDescriptions &descriptions)
static void	prevalidate (ConfigurationDescriptions &descriptions)

Private Member Functions
void	analyze (const edm::Event &, const edm::EventSetup &) override
void	beginLuminosityBlock (const edm::LuminosityBlock &, const edm::EventSetup &) override
void	endLuminosityBlock (const edm::LuminosityBlock &, const edm::EventSetup &) override
bool	enoughBinaries ()
bool	hasBinaryNumberLimit ()

Static Private Member Functions
static void	writeGzipped (const FileBlob &, const std::string &)

Private Attributes
edm::EDGetTokenT< FileBlobCollection >	fileBlobToken_
const int	maxNumberOfBinaries_
int	nBinaries_ {0}
const std::string	outputDir_
const std::string	outputFileName_

Additional Inherited Members
Public Types inherited from edm::one::EDAnalyzerBase
typedef EDAnalyzerBase	ModuleType
Public Types inherited from edm::EDConsumerBase
typedef ProductLabels	Labels
Protected Member Functions inherited from edm::EDConsumerBase
template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	consumes (edm::InputTag const &tag)
EDGetToken	consumes (const TypeToGet &id, edm::InputTag const &tag)
template<BranchType B>
EDGetToken	consumes (TypeToGet const &id, edm::InputTag const &tag)
ConsumesCollector	consumesCollector ()
	Use a ConsumesCollector to gather consumes information from helper functions. More...
template<typename ProductType , BranchType B = InEvent>
void	consumesMany ()
void	consumesMany (const TypeToGet &id)
template<BranchType B>
void	consumesMany (const TypeToGet &id)
template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	mayConsume (edm::InputTag const &tag)
EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)
template<BranchType B>
EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

Detailed Description

Definition at line 31 of file MillePedeFileExtractor.h.

Constructor & Destructor Documentation

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

explicit

Definition at line 14 of file MillePedeFileExtractor.cc.

References MillePedeFileExtractor_cfg::fileBlobInputTag, fileBlobToken_, edm::ParameterSet::getParameter(), hasBinaryNumberLimit(), and maxNumberOfBinaries_.

    : outputDir_(iConfig.getParameter<std::string>("fileDir")),
      outputFileName_(iConfig.getParameter<std::string>("outputBinaryFile")),
      maxNumberOfBinaries_(iConfig.getParameter<int>("maxNumberOfBinaries")) {

  auto fileBlobInputTag = iConfig.getParameter<edm::InputTag>("fileBlobInputTag");
  fileBlobToken_ = consumes<FileBlobCollection, edm::BranchType::InLumi>(fileBlobInputTag);
  if (hasBinaryNumberLimit()) {
    edm::LogInfo("MillePedeFileActions")
      << "Limiting the number of extracted binary files to "
      << maxNumberOfBinaries_;
  }
}

MillePedeFileExtractor::~MillePedeFileExtractor ( )

override

Definition at line 28 of file MillePedeFileExtractor.cc.

{}

Member Function Documentation

void MillePedeFileExtractor::analyze ( const edm::Event &  , const edm::EventSetup &    )

inlineoverrideprivate

Definition at line 43 of file MillePedeFileExtractor.h.

{}

void MillePedeFileExtractor::beginLuminosityBlock ( const edm::LuminosityBlock &  , const edm::EventSetup &    )

inlineoverrideprivate

Definition at line 39 of file MillePedeFileExtractor.h.

References endLuminosityBlock().

                                                                   {}

void MillePedeFileExtractor::endLuminosityBlock ( const edm::LuminosityBlock &  iLumi, const edm::EventSetup &    )

overrideprivate

Definition at line 30 of file MillePedeFileExtractor.cc.

References enoughBinaries(), fileBlobToken_, edm::LuminosityBlock::getByToken(), edm::HandleBase::isValid(), nBinaries_, outputDir_, outputFileName_, FileBlobCollection::size(), and writeGzipped().

Referenced by beginLuminosityBlock().

{
  if (enoughBinaries()) return;

  // Getting our hands on the vector of FileBlobs
  edm::Handle<FileBlobCollection> fileBlobCollection;
  iLumi.getByToken(fileBlobToken_, fileBlobCollection);
  if (fileBlobCollection.isValid()) {
    // Logging the amount of FileBlobs in the vector
    edm::LogInfo("MillePedeFileActions")
      << "Root file contains " << fileBlobCollection->size() << " FileBlob(s).";
    // Loop over the FileBlobs in the vector, and write them to files:
    for (const auto& blob: *fileBlobCollection) {
      if (enoughBinaries()) break;
      // We format the filename with a number, starting from 0 to the size of
      // our vector.
      // For this to work, the outputBinaryFile config parameter must contain a
      // formatting directive for a number, like %04d.
      char theNumberedOutputFileName[200];
      sprintf(theNumberedOutputFileName, outputFileName_.c_str(), nBinaries_);

      // Log the filename to which we will write...
      edm::LogInfo("MillePedeFileActions")
          << "Writing FileBlob file to file "
          << outputDir_ + theNumberedOutputFileName << ".";

      // ...and perform the writing operation.
      writeGzipped(blob, outputDir_ + theNumberedOutputFileName);

      ++nBinaries_;
    }
  } else {
    edm::LogError("MillePedeFileActions")
        << "Error: The root file does not contain any vector of FileBlob.";
  }
}

bool MillePedeFileExtractor::enoughBinaries ( )

inlineprivate

Definition at line 45 of file MillePedeFileExtractor.h.

References hasBinaryNumberLimit(), maxNumberOfBinaries_, and nBinaries_.

Referenced by endLuminosityBlock().

                        {
    return (nBinaries_ >= maxNumberOfBinaries_) && hasBinaryNumberLimit(); }

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

static

Definition at line 95 of file MillePedeFileExtractor.cc.

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

                                                {
  edm::ParameterSetDescription desc;

  desc.add<std::string>("fileDir", "")->setComment(
      "Keep the fileDir empty if you want to write to the current "
      "directory.");

  desc.add<std::string>("outputBinaryFile", "milleBinary%04d.dat")->setComment(
      "Base filename of the files that will be created. This must "
      "contain "
      "a placeholder for an index number in the standard C formatting "
      "style, like %04d.");

  desc.add<edm::InputTag>("fileBlobInputTag", edm::InputTag("millePedeFileConverter",""))->setComment(
      "Name of the module that should have generated the blob in the "
      "root file. Make sure you overwrite this, if you have changed "
      "this is the configuration of the MillePedeFileConverter.");

  desc.add<int>("maxNumberOfBinaries", 1000)->setComment(
      "Number of binaries to be extracted from the input files. "
      "Use a negative value to apply no limit.");

  descriptions.add("millePedeFileExtractor", desc);
  descriptions.setComment(
      "This is the generic cfi file for the "
      "MillePedeFileExtractor");
}

bool MillePedeFileExtractor::hasBinaryNumberLimit ( )

inlineprivate

Definition at line 47 of file MillePedeFileExtractor.h.

References maxNumberOfBinaries_, AlCaHLTBitMon_QueryRunRegistry::string, and writeGzipped().

Referenced by enoughBinaries(), and MillePedeFileExtractor().

{ return maxNumberOfBinaries_ > -1; }

void MillePedeFileExtractor::writeGzipped ( const FileBlob &  blob, const std::string &  fileName  )

staticprivate

Definition at line 69 of file MillePedeFileExtractor.cc.

References FileBlob::getUncompressedBlob(), and spu::zerr().

Referenced by endLuminosityBlock(), and hasBinaryNumberLimit().

                                                 {
  // - use zlib directly to avoid boost dependencies for this simple task
  // - zlib and gzip compression differ -> get uncompressed blob first
  auto uncompressedBlob = blob.getUncompressedBlob();
  gzFile fp = gzopen(fileName.c_str(), "wb");
  if (fp == nullptr) {
    edm::LogError("MillePedeFileActions")
      << "Problem while opening gzipped file '" << fileName << "'.";
  }
  auto nBytes = gzwrite(fp, &uncompressedBlob->front(), uncompressedBlob->size());
  if (nBytes == 0 ||
      nBytes != static_cast<decltype(nBytes)>(uncompressedBlob->size())) {
    edm::LogError("MillePedeFileActions")
      << "Problem while writing FileBlob to gzipped file '" << fileName << "'.";
  }
  auto zerr = gzclose(fp);
  if (zerr != 0) {
    edm::LogError("MillePedeFileActions")
      << "Problem while closing gzipped file '" << fileName << "'.";
  }
}

Member Data Documentation

edm::EDGetTokenT<FileBlobCollection> MillePedeFileExtractor::fileBlobToken_

private

Definition at line 54 of file MillePedeFileExtractor.h.

Referenced by endLuminosityBlock(), and MillePedeFileExtractor().

const int MillePedeFileExtractor::maxNumberOfBinaries_

private

Definition at line 56 of file MillePedeFileExtractor.h.

Referenced by enoughBinaries(), hasBinaryNumberLimit(), and MillePedeFileExtractor().

int MillePedeFileExtractor::nBinaries_ {0}

private

Definition at line 57 of file MillePedeFileExtractor.h.

Referenced by endLuminosityBlock(), and enoughBinaries().

const std::string MillePedeFileExtractor::outputDir_

private

Definition at line 51 of file MillePedeFileExtractor.h.

Referenced by endLuminosityBlock(), batchmanager.BatchManager::PrepareJob(), and valtools.webpage::readCaptions().

const std::string MillePedeFileExtractor::outputFileName_

private

Definition at line 52 of file MillePedeFileExtractor.h.

Referenced by endLuminosityBlock().