#include <DTROS25FileReader.h>

Inheritance diagram for DTROS25FileReader:

Public Member Functions
virtual bool	checkEndOfFile ()

	DTROS25FileReader (const edm::ParameterSet &pset)
	Constructor. More...

virtual int	fillRawData (edm::Event &e, FEDRawDataCollection *&data)
	Generate and fill FED raw data for a full event. More...

bool	isHeader (uint32_t word)
	check for a 32 bits word to be a ROS25 header More...

bool	isTrailer (uint32_t word)
	check for a 32 bits word to be a ROS25 trailer More...

virtual void	produce (edm::Event &, edm::EventSetup const &)

void	swap (uint32_t &word)
	swapping the lsBits with the msBits More...

virtual	~DTROS25FileReader ()
	Destructor. More...

Public Member Functions inherited from edm::EDProducer
	EDProducer ()

ModuleDescription const &	moduleDescription () const

virtual	~EDProducer ()

Public Member Functions inherited from edm::ProducerBase
void	callWhenNewProductsRegistered (std::function< void(BranchDescription const &)> const &func)

	ProducerBase ()

void	registerProducts (ProducerBase , ProductRegistry , ModuleDescription const &)

std::function< void(BranchDescription const &)>	registrationCallback () const
	used by the fwk to register list of products More...

virtual	~ProducerBase ()

Public Member Functions inherited from edm::EDConsumerBase
std::vector< ConsumesInfo >	consumesInfo () const

	EDConsumerBase ()

ProductHolderIndexAndSkipBit	indexFrom (EDGetToken, BranchType, TypeID const &) const

void	itemsMayGet (BranchType, std::vector< ProductHolderIndexAndSkipBit > &) const

void	itemsToGet (BranchType, std::vector< ProductHolderIndexAndSkipBit > &) const

std::vector < ProductHolderIndexAndSkipBit > const &	itemsToGetFromEvent () const

void	labelsForToken (EDGetToken iToken, Labels &oLabels) const

void	modulesDependentUpon (std::string const &iProcessName, std::string const &iModuleLabel, bool iPrint, std::vector< char const * > &oModuleLabels) const

void	modulesWhoseProductsAreConsumed (std::vector< ModuleDescription const * > &modules, ProductRegistry const &preg, std::map< std::string, ModuleDescription const * > const &labelsToDesc, std::string const &processName) const

bool	registeredToConsume (ProductHolderIndex, bool, BranchType) const

bool	registeredToConsumeMany (TypeID const &, BranchType) const

void	updateLookup (BranchType iBranchType, ProductHolderIndexHelper const &)

virtual	~EDConsumerBase ()

Private Attributes
edm::EventNumber_t	eventNumber

RawFile	inputFile

edm::RunNumber_t	runNumber

Static Private Attributes
static const int	rosWordLenght = 4

Additional Inherited Members
Public Types inherited from edm::EDProducer
typedef EDProducer	ModuleType

Public Types inherited from edm::ProducerBase
typedef ProductRegistryHelper::TypeLabelList	TypeLabelList

Public Types inherited from edm::EDConsumerBase
typedef ProductLabels	Labels

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

static void	fillDescriptions (ConfigurationDescriptions &descriptions)

static void	prevalidate (ConfigurationDescriptions &descriptions)

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

Read DT ROS8 raw data files

Date:: 2010/02/03 16:58:24

Revision:: 1.6

Author: M. Zanetti - INFN Padova

Definition at line 23 of file DTROS25FileReader.h.

Constructor & Destructor Documentation

DTROS25FileReader::DTROS25FileReader ( const edm::ParameterSet & pset )

Constructor.

Definition at line 32 of file DTROS25FileReader.cc.

References Exception, RawFile::fail(), lut2db_cfg::filename, edm::ParameterSet::getUntrackedParameter(), inputFile, and RawFile::open().

                                                                 : 
   runNumber(1), eventNumber(0) {
       
   const string & filename = pset.getUntrackedParameter<string>("fileName");
 
   inputFile.open(filename.c_str());
   if( inputFile.fail() ) {
     throw cms::Exception("InputFileMissing") 
       << "DTROS25FileReader: the input file: " << filename <<" is not present";
   }
  produces<FEDRawDataCollection>();
 }

DTROS25FileReader::~DTROS25FileReader ( )

virtual

Destructor.

Definition at line 46 of file DTROS25FileReader.cc.

References RawFile::close(), and inputFile.

                                      {
   inputFile.close();
 }

Member Function Documentation

bool DTROS25FileReader::checkEndOfFile ( )

virtual

Definition at line 172 of file DTROS25FileReader.cc.

References RawFile::eof(), and inputFile.

                                       {
 
   bool retval=false;
   if ( inputFile.eof() ) retval=true;
   return retval;
 
 }

int DTROS25FileReader::fillRawData	(	edm::Event &	e,
		FEDRawDataCollection *&	data
	)

virtual

Generate and fill FED raw data for a full event.

Definition at line 51 of file DTROS25FileReader.cc.

References filterCSVwithJSON::copy, gather_cfg::cout, FEDRawData::data(), data, eventNumber, FEDRawDataCollection::FEDData(), i, edm::EventBase::id(), inputFile, isHeader(), isTrailer(), FEDNumbering::MINDTFEDID, RawFile::read(), FEDRawData::resize(), rosWordLenght, runNumber, and swap().

Referenced by produce().

                                                {
   EventID eID = e.id();
   data = new FEDRawDataCollection();
 
   vector<uint32_t> eventData;
   size_t estimatedEventDimension = 102400; // dimensione hardcoded
   eventData.reserve(estimatedEventDimension); 
   uint32_t word = 0;
   
 
   try {   
 
     bool marked = false;
 
     // getting the data word by word from the file
     // do it until you get the ROS25 trailer
     while ( !isTrailer(word) ) { 
       
       // get the first word
       int nread = inputFile.read(dataPointer<uint32_t>( &word ), rosWordLenght);
       
       // WARNING!!! ||swapping it|| (Check whether it is necessary) 
       swap(word);
 
       if ( nread<=0 ) throw 1;
 
       // get the ROS25 header
       if (isHeader(word)) marked=true;
 
       // from now on fill the eventData with the ROS data
       if (marked) {
     eventData.push_back(word);
 
       }
     } 
 
     // next event reading will start with meaningless trailer+header from DTLocalDAQ
     // those will be skipped automatically when seeking for the ROS25 header
 
     //if (eventData.size() > estimatedEventDimension) throw 2;
     
     // Setting the Event ID
     eID = EventID( runNumber, 1U, eventNumber);
 
     // eventDataSize = (Number Of Words)* (Word Size)
     int eventDataSize = eventData.size()*rosWordLenght;
     // It has to be a multiple of 8 bytes. if not, adjust the size of the FED payload
     int adjustment = (eventDataSize/4)%2 == 1 ? 4 : 0; 
 
     // The FED ID is always the first in the DT range
     FEDRawData& fedRawData = data->FEDData( FEDNumbering::MINDTFEDID );
     fedRawData.resize(eventDataSize+adjustment);
     
     copy(reinterpret_cast<unsigned char*>(&eventData[0]),
      reinterpret_cast<unsigned char*>(&eventData[0]) + eventDataSize, fedRawData.data());
 
     return true;
   }
 
   catch( int i ) {
 
     if ( i == 1 ){
       cout<<"[DTROS25FileReader]: ERROR! failed to get the trailer"<<endl;
       delete data; data=0;
       return false;
     }    
     else {
       cout<<"[DTROS25FileReader]:"
       <<" ERROR! ROS data exceeding estimated event dimension. Event size = "
       <<eventData.size()<<endl;
       delete data; data=0;
       return false;
     }
     
   }
 
 }

bool DTROS25FileReader::isHeader ( uint32_t word )

check for a 32 bits word to be a ROS25 header

Definition at line 149 of file DTROS25FileReader.cc.

References eventNumber.

Referenced by fillRawData().

                                               {
 
   bool it_is = false;
   if ( (word >> 24 ) == 31 ) {
     it_is = true;
     ++eventNumber;
   }
  
   return it_is;
 }

bool DTROS25FileReader::isTrailer ( uint32_t word )

check for a 32 bits word to be a ROS25 trailer

Definition at line 161 of file DTROS25FileReader.cc.

Referenced by fillRawData().

                                                {
  
   bool it_is = false;
   if ( (word >> 24 ) == 63 ) {
     it_is = true;
   }
  
   return it_is;
 }

void DTROS25FileReader::produce	(	edm::Event &	e,
		edm::EventSetup const &	es
	)

virtual

Implements edm::EDProducer.

Definition at line 131 of file DTROS25FileReader.cc.

References fillRawData(), edm::Event::put(), and lumiPlot::rawdata.

                                                            {
    edm::Handle<FEDRawDataCollection> rawdata;
    FEDRawDataCollection *fedcoll = 0;
    fillRawData(e,fedcoll);
    std::auto_ptr<FEDRawDataCollection> bare_product(fedcoll);
    e.put(bare_product);
  }

void DTROS25FileReader::swap ( uint32_t & word )

swapping the lsBits with the msBits

Definition at line 139 of file DTROS25FileReader.cc.

References twoNibble::lsBits, and twoNibble::msBits.

Referenced by fillRawData().

                                             {
   
   twoNibble* newWorld = reinterpret_cast<twoNibble*>(&word);
 
   uint16_t msBits_tmp = newWorld->msBits;
   newWorld->msBits = newWorld->lsBits;
   newWorld->lsBits = msBits_tmp;
 }

Member Data Documentation

edm::EventNumber_t DTROS25FileReader::eventNumber

private

Definition at line 56 of file DTROS25FileReader.h.

Referenced by fillRawData(), and isHeader().

RawFile DTROS25FileReader::inputFile

private

Definition at line 53 of file DTROS25FileReader.h.

Referenced by checkEndOfFile(), DTROS25FileReader(), fillRawData(), and ~DTROS25FileReader().

const int DTROS25FileReader::rosWordLenght = 4

staticprivate

Definition at line 58 of file DTROS25FileReader.h.

Referenced by fillRawData().

edm::RunNumber_t DTROS25FileReader::runNumber

private

Definition at line 55 of file DTROS25FileReader.h.

Referenced by fillRawData().

Public Member Functions

Private Attributes

Static Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation