#include <StreamerFileReader.h>

Inheritance diagram for edm::StreamerFileReader:

Public Member Functions
InitMsgView const *	getHeader ()

EventMsgView const *	getNextEvent ()

bool	newHeader ()

virtual EventPrincipal *	read ()

	StreamerFileReader (ParameterSet const &pset, InputSourceDescription const &desc)

virtual	~StreamerFileReader ()

Public Member Functions inherited from edm::StreamerInputSource
void	deserializeAndMergeWithRegistry (InitMsgView const &initView, bool subsequent=false)

EventPrincipal *	deserializeEvent (EventMsgView const &eventView)

	StreamerInputSource (ParameterSet const &pset, InputSourceDescription const &desc)

virtual	~StreamerInputSource ()

Public Member Functions inherited from edm::InputSource
boost::shared_ptr < ActivityRegistry >	actReg () const
	Accessor for Activity Registry. More...

void	closeFile (boost::shared_ptr< FileBlock >, bool cleaningUpAfterException)
	close current file More...

void	doBeginJob ()
	Called by framework at beginning of job. More...

void	doBeginLumi (LuminosityBlockPrincipal &lbp)
	Called by framework at beginning of lumi block. More...

void	doBeginRun (RunPrincipal &rp)
	Called by framework at beginning of run. More...

void	doEndJob ()
	Called by framework at end of job. More...

void	doEndLumi (LuminosityBlockPrincipal &lbp, bool cleaningUpAfterException)
	Called by framework at end of lumi block. More...

void	doEndRun (RunPrincipal &rp, bool cleaningUpAfterException)
	Called by framework at end of run. More...

void	doPostForkReacquireResources (boost::shared_ptr< multicore::MessageReceiverForSource >)

void	doPreForkReleaseResources ()
	Called by the framework before forking the process. More...

ProcessingController::ForwardState	forwardState () const

bool	goToEvent (EventID const &eventID)

	InputSource (ParameterSet const &, InputSourceDescription const &)
	Constructor. More...

void	issueReports (EventID const &eventID)
	issue an event report More...

LuminosityBlockNumber_t	luminosityBlock () const
	Accessor for current luminosity block number. More...

boost::shared_ptr < LuminosityBlockAuxiliary >	luminosityBlockAuxiliary () const
	Called by the framework to merge or insert lumi in principal cache. More...

int	markLumi ()
	Mark lumi as read. More...

int	markRun ()
	Mark run as read. More...

int	maxEvents () const

int	maxLuminosityBlocks () const

ModuleDescription const &	moduleDescription () const
	Accessor for 'module' description. More...

ItemType	nextItemType ()

bool	primary () const
	Accessor for primary input source flag. More...

ProcessConfiguration const &	processConfiguration () const
	Accessor for Process Configuration. More...

std::string const &	processGUID () const
	Accessor for global process identifier. More...

ProcessingMode	processingMode () const
	RunsLumisAndEvents (default), RunsAndLumis, or Runs. More...

boost::shared_ptr < ProductRegistry const >	productRegistry () const
	Accessor for product registry. More...

bool	randomAccess () const

void	readAndCacheLumi (bool merge, HistoryAppender &historyAppender)
	Read next luminosity block. More...

void	readAndCacheRun (bool merge, HistoryAppender &historyAppender)
	Read next run. More...

EventPrincipal *	readEvent (boost::shared_ptr< LuminosityBlockPrincipal > lbCache)

EventPrincipal *	readEvent (EventID const &)
	Read a specific event. More...

boost::shared_ptr< FileBlock >	readFile ()
	Read next file. More...

boost::shared_ptr < LuminosityBlockAuxiliary >	readLuminosityBlockAuxiliary ()
	Read next luminosity block Auxilary. More...

boost::shared_ptr< RunAuxiliary >	readRunAuxiliary ()
	Read next run Auxiliary. More...

ProcessHistoryID const &	reducedProcessHistoryID () const

void	registerProducts ()
	Register any produced products. More...

int	remainingEvents () const

int	remainingLuminosityBlocks () const

void	repeat ()
	Reset the remaining number of events/lumis to the maximum number. More...

ProcessingController::ReverseState	reverseState () const

void	rewind ()
	Begin again at the first event. More...

RunNumber_t	run () const
	Accessor for current run number. More...

boost::shared_ptr< RunAuxiliary >	runAuxiliary () const
	Called by the framework to merge or insert run in principal cache. More...

void	setLuminosityBlockNumber_t (LuminosityBlockNumber_t lb)
	Set the luminosity block ID. More...

void	setRunNumber (RunNumber_t r)
	Set the run number. More...

void	skipEvents (int offset)

Timestamp const &	timestamp () const
	Accessor for the current time, as seen by the input source. More...

virtual	~InputSource ()
	Destructor. More...

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

Static Public Member Functions inherited from edm::StreamerInputSource
static std::auto_ptr < SendJobHeader >	deserializeRegistry (InitMsgView const &initView)

static void	fillDescription (ParameterSetDescription &description)

static void	mergeIntoRegistry (SendJobHeader const &header, ProductRegistry &, bool subsequent)

static unsigned int	uncompressBuffer (unsigned char *inputBuffer, unsigned int inputSize, std::vector< unsigned char > &outputBuffer, unsigned int expectedFullSize)

Static Public Member Functions inherited from edm::InputSource
static const std::string &	baseType ()

static void	fillDescription (ParameterSetDescription &desc)

static void	fillDescriptions (ConfigurationDescriptions &descriptions)

static void	prevalidate (ConfigurationDescriptions &)

Private Attributes
boost::shared_ptr < EventSkipperByID >	eventSkipperByID_

int	numberOfEventsToSkip_

std::vector< std::string >	streamerNames_

std::auto_ptr< StreamerInputFile >	streamReader_

Additional Inherited Members
Public Types inherited from edm::InputSource
enum	ItemType { IsInvalid, IsStop, IsFile, IsRun, IsLumi, IsEvent, IsRepeat }

enum	ProcessingMode { Runs, RunsAndLumis, RunsLumisAndEvents }

typedef ProductRegistryHelper::TypeLabelList	TypeLabelList

Protected Member Functions inherited from edm::StreamerInputSource
void	resetAfterEndRun ()

void	setEndRun ()

Protected Member Functions inherited from edm::InputSource
void	decreaseRemainingEventsBy (int iSkipped)

EventPrincipal *	eventPrincipalCache ()

boost::shared_ptr < LuminosityBlockPrincipal > const	luminosityBlockPrincipal () const

PrincipalCache const &	principalCache () const

PrincipalCache &	principalCache ()

ProductRegistry &	productRegistryUpdate () const

void	reset () const

void	resetLuminosityBlockAuxiliary () const

void	resetRunAuxiliary () const

boost::shared_ptr < RunPrincipal > const	runPrincipal () const

void	setLuminosityBlockAuxiliary (LuminosityBlockAuxiliary *lbp)

void	setRunAuxiliary (RunAuxiliary *rp)

void	setTimestamp (Timestamp const &theTime)
	To set the current time, as seen by the input source. More...

ItemType	state () const

Static Protected Member Functions inherited from edm::StreamerInputSource
static void	buildClassCache (SendDescs const &descs)

static void	declareStreamers (SendDescs const &descs)

Protected Attributes inherited from edm::StreamerInputSource
bool	inputFileTransitionsEachEvent_

Detailed Description

Definition at line 22 of file StreamerFileReader.h.

Constructor & Destructor Documentation

edm::StreamerFileReader::StreamerFileReader	(	ParameterSet const &	pset,
		InputSourceDescription const &	desc
	)

Definition at line 13 of file StreamerFileReader.cc.

References validate_alignment_devdb10_cfg::catalog, edm::StreamerInputSource::deserializeAndMergeWithRegistry(), eventSkipperByID_, edm::hlt::Exception, edm::InputFileCatalog::fileNames(), edm::errors::FileReadError, getHeader(), edm::ParameterSet::getUntrackedParameter(), errorMatrix2Lands::header, numberOfEventsToSkip_, streamerNames_, and streamReader_.

                                                                                                      :
       StreamerInputSource(pset, desc),
       streamerNames_(pset.getUntrackedParameter<std::vector<std::string> >("fileNames")),
       streamReader_(),
       eventSkipperByID_(EventSkipperByID::create(pset).release()),
       numberOfEventsToSkip_(pset.getUntrackedParameter<unsigned int>("skipEvents")) {
     InputFileCatalog catalog(pset.getUntrackedParameter<std::vector<std::string> >("fileNames"), pset.getUntrackedParameter<std::string>("overrideCatalog"));
     streamerNames_ = catalog.fileNames();
 
     if (streamerNames_.size() > 1) {
       streamReader_ = std::auto_ptr<StreamerInputFile>(new StreamerInputFile(streamerNames_, &numberOfEventsToSkip_, eventSkipperByID_));
     } else if (streamerNames_.size() == 1) {
       streamReader_ = std::auto_ptr<StreamerInputFile>(new StreamerInputFile(streamerNames_.at(0), &numberOfEventsToSkip_, eventSkipperByID_));
     } else {
       throw Exception(errors::FileReadError, "StreamerFileReader::StreamerFileReader")
          << "No fileNames were specified\n";
     }
     InitMsgView const* header = getHeader();
     deserializeAndMergeWithRegistry(*header, false);
   }

edm::StreamerFileReader::~StreamerFileReader ( )

virtual

Definition at line 34 of file StreamerFileReader.cc.

34 {

35 }

Member Function Documentation

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

static

Definition at line 82 of file StreamerFileReader.cc.

References edm::ConfigurationDescriptions::add(), edm::ParameterSetDescription::addUntracked(), edm::EventSkipperByID::fillDescription(), edm::StreamerInputSource::fillDescription(), and edm::ParameterSetDescription::setComment().

                                                                               {
     ParameterSetDescription desc;
     desc.setComment("Reads events from streamer files.");
     desc.addUntracked<std::vector<std::string> >("fileNames")
         ->setComment("Names of files to be processed.");
     desc.addUntracked<unsigned int>("skipEvents", 0U)
         ->setComment("Skip the first 'skipEvents' events that otherwise would have been processed.");
     desc.addUntracked<std::string>("overrideCatalog", std::string());
     //This next parameter is read in the base class, but its default value depends on the derived class, so it is set here.
     desc.addUntracked<bool>("inputFileTransitionsEachEvent", false);
     StreamerInputSource::fillDescription(desc);
     EventSkipperByID::fillDescription(desc);
     descriptions.add("source", desc);
   }

InitMsgView const * edm::StreamerFileReader::getHeader ( )

Definition at line 61 of file StreamerFileReader.cc.

References InitMsgView::code(), edm::hlt::Exception, edm::errors::FileReadError, errorMatrix2Lands::header, Header::INIT, and streamReader_.

Referenced by read(), and StreamerFileReader().

                                 {
 
     InitMsgView const* header = streamReader_->startMessage();
 
     if(header->code() != Header::INIT) { //INIT Msg
       throw Exception(errors::FileReadError, "StreamerFileReader::readHeader")
         << "received wrong message type: expected INIT, got "
         << header->code() << "\n";
     }
     return header;
   }

EventMsgView const * edm::StreamerFileReader::getNextEvent ( )

Definition at line 74 of file StreamerFileReader.cc.

References streamReader_.

Referenced by read().

                                    {
     if (!streamReader_->next()) {
       return 0;
     }
     return streamReader_->currentRecord();
   }

bool edm::StreamerFileReader::newHeader ( )

Definition at line 56 of file StreamerFileReader.cc.

References streamReader_.

Referenced by read().

                                 {
     return streamReader_->newHeader();
   }

EventPrincipal * edm::StreamerFileReader::read ( )

virtual

Implements edm::StreamerInputSource.

Definition at line 38 of file StreamerFileReader.cc.

References edm::StreamerInputSource::deserializeAndMergeWithRegistry(), edm::StreamerInputSource::deserializeEvent(), getHeader(), getNextEvent(), errorMatrix2Lands::header, and newHeader().

                            {
 
     EventMsgView const* eview = getNextEvent();
 
     if (newHeader()) {
       // FDEBUG(6) << "A new file has been opened and we must compare Headers here !!" << std::endl;
       // A new file has been opened and we must compare Heraders here !!
       //Get header/init from reader
       InitMsgView const* header = getHeader();
       deserializeAndMergeWithRegistry(*header, true);
     }
     if (eview == 0) {
       return  0;
     }
     return(deserializeEvent(*eview));
   }