Top of Fluorescence Detector event hierarchy. More...

#include <FEvent.h>

Public Types
typedef boost::filter_iterator < ComponentSelector, ConstAllEyeIterator >	ConstEyeIterator

typedef boost::filter_iterator < ComponentSelector, AllEyeIterator >	EyeIterator
	selective Eye iterators More...

Public Member Functions
EyeIterator	EyesBegin (const ComponentSelector::Status status)

EyeIterator	EyesBegin ()
	iterator pointing to first available eye with status eHasData (DEPRECATED!) More...

ConstEyeIterator	EyesBegin (const ComponentSelector::Status status) const
	< first available eye of given status More...

ConstEyeIterator	EyesBegin () const
	first available eye of status eHasData (DEPRECATED!) More...

EyeIterator	EyesEnd (const ComponentSelector::Status status)

EyeIterator	EyesEnd ()
	iterator pointing to end of available eyes with status eHasData (DEPRECATED!) More...

ConstEyeIterator	EyesEnd (const ComponentSelector::Status status) const
	< end of available eyes of given status More...

ConstEyeIterator	EyesEnd () const
	iterator pointing to end of available eyes with status eHasData (DEPRECATED!) More...

	FEvent (const FEvent &fEvent)

Eye &	GetEye (const unsigned int eyeId, const ComponentSelector::Status status=ComponentSelector::eHasData)
	return Eye by id More...

const Eye &	GetEye (const unsigned int eyeId, const ComponentSelector::Status status=ComponentSelector::eHasData) const

Eye &	GetEye (const std::string &eyeName, const ComponentSelector::Status status=ComponentSelector::eHasData)

const Eye &	GetEye (const std::string &eyeName, const ComponentSelector::Status status=ComponentSelector::eHasData) const

Header &	GetHeader ()

const Header &	GetHeader () const

unsigned int	GetNEyes () const

bool	HasEye (const unsigned int eyeId, const ComponentSelector::Status status=ComponentSelector::eHasData) const

bool	HasEye (const std::string &eyeName, const ComponentSelector::Status status=ComponentSelector::eHasData) const

void	MakeEye (const unsigned int eyeId, const ComponentSelector::Status status=ComponentSelector::eHasData)

void	MakeEye (const std::string &eyeName, const ComponentSelector::Status status=ComponentSelector::eHasData)

FEvent &	operator= (const FEvent &fEvent)

void	SetHeader (const Header &header)

Private Types
typedef boost::indirect_iterator < InternalEyeIterator, Eye & >	AllEyeIterator
	An iterator over all eyes for read and write. More...

typedef boost::indirect_iterator < InternalConstEyeIterator, const Eye & >	ConstAllEyeIterator
	An iterator over eyes for read only. More...

typedef InternalEyeContainer::const_iterator	InternalConstEyeIterator

typedef std::list< Eye * >	InternalEyeContainer

typedef InternalEyeContainer::iterator	InternalEyeIterator

Private Member Functions
AllEyeIterator	AllEyesBegin ()

ConstAllEyeIterator	AllEyesBegin () const

AllEyeIterator	AllEyesEnd ()

ConstAllEyeIterator	AllEyesEnd () const

	FEvent ()

unsigned int	GetIdFromName (const std::string &eyeName) const

	~FEvent ()

Private Attributes
InternalEyeContainer	fEyes

fevt::Header	fHeader

Friends
class	evt::Event

class	utl::LameShadowPtr< FEvent >

Detailed Description

Top of Fluorescence Detector event hierarchy.

Author: Stefano Argiro'

Date: Jan 29, 2003

Definition at line 33 of file FEvent.h.

Member Typedef Documentation

typedef boost::indirect_iterator<InternalEyeIterator, Eye&> fevt::FEvent::AllEyeIterator

private

An iterator over all eyes for read and write.

Definition at line 41 of file FEvent.h.

typedef boost::indirect_iterator<InternalConstEyeIterator, const Eye&> fevt::FEvent::ConstAllEyeIterator

private

An iterator over eyes for read only.

Definition at line 43 of file FEvent.h.

typedef boost::filter_iterator<ComponentSelector, ConstAllEyeIterator> fevt::FEvent::ConstEyeIterator

Definition at line 56 of file FEvent.h.

typedef boost::filter_iterator<ComponentSelector, AllEyeIterator> fevt::FEvent::EyeIterator

selective Eye iterators

Definition at line 55 of file FEvent.h.

typedef InternalEyeContainer::const_iterator fevt::FEvent::InternalConstEyeIterator

private

Definition at line 38 of file FEvent.h.

typedef std::list<Eye*> fevt::FEvent::InternalEyeContainer

private

Definition at line 36 of file FEvent.h.

typedef InternalEyeContainer::iterator fevt::FEvent::InternalEyeIterator

private

Definition at line 37 of file FEvent.h.

Constructor & Destructor Documentation

FEvent::FEvent ( const FEvent & fEvent )

Definition at line 21 of file FEvent.cc.

fevt::FEvent::FEvent ( )

inlineprivate

Definition at line 97 of file FEvent.h.

FEvent::~FEvent ( )

private

Definition at line 27 of file FEvent.cc.

Member Function Documentation

AllEyeIterator fevt::FEvent::AllEyesBegin ( )

inlineprivate

Definition at line 45 of file FEvent.h.

References fEyes.

Referenced by EyesBegin().

ConstAllEyeIterator fevt::FEvent::AllEyesBegin ( ) const

inlineprivate

Definition at line 47 of file FEvent.h.

References fEyes.

AllEyeIterator fevt::FEvent::AllEyesEnd ( )

inlineprivate

Definition at line 46 of file FEvent.h.

References fEyes.

Referenced by EyesBegin(), and EyesEnd().

ConstAllEyeIterator fevt::FEvent::AllEyesEnd ( ) const

inlineprivate

Definition at line 48 of file FEvent.h.

References fEyes.

EyeIterator fevt::FEvent::EyesBegin ( const ComponentSelector::Status status )

inline

Parameters

status iterator pointing to first eye of given status

Definition at line 58 of file FEvent.h.

References AllEyesBegin(), and AllEyesEnd().

Referenced by CentralTriggerEventBuilderNS::CentralTriggerEventBuilder::BuildEvent(), FdLightCollectionEfficiencyKG::FdLightCollectionEfficiency::CalculateAdditionalIterationsToMeetTarget(), DrumPhotonGeneratorOG::DrumPhotonGenerator::CalculateCalibrationConstants(), FdLightCollectionEfficiencyKG::FdLightCollectionEfficiency::CalculateTargetRelUncertainty(), testFEventImpl::checkChannelSimDataValues(), testFEventImpl::checkEyeRecDataValues(), testFEventImpl::checkPixelRecDataValues(), testFEventImpl::checkPixelSimDataValues(), otoa::FD2ADST::Convert(), DrumPhotonGeneratorOG::DrumPhotonGenerator::DoDrum(), FdLightCollectionEfficiencyKG::FdLightCollectionEfficiency::DoInitialReconstruction(), SpotPhotonGeneratorOG::SpotPhotonGenerator::DoSpot(), LightAtDiaphragmSimulatorKG::LightAtDiaphragmSimulator::EvaluateDirectCherenkovHits(), FIOValidationObj::Fill(), otoa::Detector2ADST::FillCloudCameraData(), otoa::Detector2ADST::FillDetector(), StereoGeometryFinderOG::StereoGeometryFinder::FindAxisStereo(), StereoGeometryFinderOG::StereoGeometryFinder::FindAxisStereoHybrid(), LDFFinderOG::LDFFinder::FixCore(), RdAntennaChannelToStationConverter::RdAntennaChannelToStationConverter::GetDirection(), SdHorizontalReconstructionNS::SdHorizontalReconstruction::GetExternalGeometry(), evt::ShowerRRecData::GetReferenceAxis(), evt::ShowerRRecData::GetReferenceCoreError(), evt::ShowerRRecData::GetReferenceCoreErrorCorrelationXY(), evt::ShowerRRecData::GetReferenceCorePosition(), evt::ShowerRRecData::HasReferenceAxis(), evt::ShowerRRecData::HasReferenceCorePosition(), StereoGeometryFinderOG::StereoGeometryFinder::MinuitFitFuncStereo(), StereoGeometryFinderOG::StereoGeometryFinder::MinuitFitFuncStereoHybrid(), FdLightCollectionEfficiencyKG::FdLightCollectionEfficiency::ProcessEvent(), RdEventPostSelector::RdEventPostSelector::Run(), HdRecValidationNS::HdRecValidation::Run(), ValidationNS::Validation::Run(), HybridSimValidationNS::HybridSimValidation::Run(), ThresholdCalculatorKG::ThresholdCalculator::Run(), FdNoiseAdderKG::FdNoiseAdder::Run(), FdPulseFinderOG::FdPulseFinder::Run(), RdEventPreSelector::RdEventPreSelector::Run(), RdEventInitializer::RdEventInitializer::Run(), fdDoubleBumpFinder::FdDoubleBumpFinder::Run(), FdEnergyFinderOG::FdEnergyFinder::Run(), FdCherenkovFinderOG::FdCherenkovFinder::Run(), FdCherenkovSubtracterOG::FdCherenkovSubtracter::Run(), StereoGeometryFinderOG::StereoGeometryFinder::Run(), FdSDPFinderOG::FdSDPFinder::Run(), FdEventSelectorKG::FdEventSelector::Run(), FdAxisFinderOG::FdAxisFinder::Run(), FdBackgroundSimulatorOG::FdBackgroundSimulator::Run(), FdProfileFinderOG::FdProfileFinder::Run(), HdAxisFinderUU::HdAxisFinder::Run(), VirtualChannelCalibratorKG::VirtualChannelCalibrator::Run(), HybridGeometryFinderOG::HybridGeometryFinder::Run(), HybridGeometryFinderWG::HybridGeometryFinder::Run(), FdApertureLightFinderOG::FdApertureLightFinder::Run(), FdProfileConstrainedGeometryFit::FdProfileConstrainedGeometryFit::Run(), FdProfileConstrainedGeometryFitPG::FdProfileConstrainedGeometryFit::Run(), FdEventLoggerGS::FdEventLogger::Run(), FdLaserEnergyReconstructorKG::FdLaserEnergyReconstructor::Run(), FdElectronicsSimulatorOG::FdElectronicsSimulator::Run(), TelescopeSimulatorLX::TelescopeSimulator::Run(), TelescopeSimulatorKG::TelescopeSimulator::Run(), TelescopeSimulatorKG2::TelescopeSimulator::Run(), LightAtDiaphragmSimulatorKG::LightAtDiaphragmSimulator::Run(), FdProfileReconstructorKG::FdProfileReconstructor::Run(), FdTriggerSimulatorOG::FdTriggerSimulator::Run(), FdProfileConstrainedGeometryFitPG::ApertureLight::Run(), FdProfileConstrainedGeometryFit::ApertureLight::Run(), ShowerPhotonGeneratorOG::ShowerPhotonGenerator::Run(), FdApertureLightFinderKG::FdApertureLightFinder::Run(), UniversalityFitter::UniversalityFitter::Run(), FdLightCollectionEfficiencyKG::FdLightCollectionEfficiency::RunPhotonGenerationRayTracingLoop(), testFEventImpl::setChannelSimDataValues(), testFEventImpl::setEyeRecDataValues(), testFEventImpl::setPixelRecDataValues(), testFEventImpl::setPixelSimDataValues(), UseMcGeometryOG::UseMcGeometry::SetSDP(), RdEventInitializer::RdEventInitializer::SetSignalSearchWindowFromFD(), UseMcGeometryOG::UseMcGeometry::SetTimeFit(), un2::SimpleReco(), and io::IoAugerEventFile::Write().

FEvent::EyeIterator FEvent::EyesBegin ( )

iterator pointing to first available eye with status eHasData (DEPRECATED!)

Definition at line 253 of file FEvent.cc.

ConstEyeIterator fevt::FEvent::EyesBegin ( const ComponentSelector::Status status ) const

inline

< first available eye of given status

Definition at line 62 of file FEvent.h.

References AllEyesBegin(), and AllEyesEnd().

FEvent::ConstEyeIterator FEvent::EyesBegin ( ) const

first available eye of status eHasData (DEPRECATED!)

Definition at line 264 of file FEvent.cc.

EyeIterator fevt::FEvent::EyesEnd ( const ComponentSelector::Status status )

inline

Parameters

status iterator pointing to end of available eyes of given status

Definition at line 66 of file FEvent.h.

References AllEyesEnd().

Referenced by CentralTriggerEventBuilderNS::CentralTriggerEventBuilder::BuildEvent(), FdLightCollectionEfficiencyKG::FdLightCollectionEfficiency::CalculateAdditionalIterationsToMeetTarget(), DrumPhotonGeneratorOG::DrumPhotonGenerator::CalculateCalibrationConstants(), FdLightCollectionEfficiencyKG::FdLightCollectionEfficiency::CalculateTargetRelUncertainty(), DrumPhotonGeneratorOG::DrumPhotonGenerator::DoDrum(), SpotPhotonGeneratorOG::SpotPhotonGenerator::DoSpot(), LightAtDiaphragmSimulatorKG::LightAtDiaphragmSimulator::EvaluateDirectCherenkovHits(), FIOValidationObj::Fill(), otoa::Detector2ADST::FillCloudCameraData(), otoa::Detector2ADST::FillDetector(), StereoGeometryFinderOG::StereoGeometryFinder::FindAxisStereo(), StereoGeometryFinderOG::StereoGeometryFinder::FindAxisStereoHybrid(), LDFFinderOG::LDFFinder::FixCore(), RdAntennaChannelToStationConverter::RdAntennaChannelToStationConverter::GetDirection(), evt::ShowerRRecData::GetReferenceAxis(), evt::ShowerRRecData::GetReferenceCoreError(), evt::ShowerRRecData::GetReferenceCoreErrorCorrelationXY(), evt::ShowerRRecData::GetReferenceCorePosition(), evt::ShowerRRecData::HasReferenceAxis(), evt::ShowerRRecData::HasReferenceCorePosition(), StereoGeometryFinderOG::StereoGeometryFinder::MinuitFitFuncStereo(), StereoGeometryFinderOG::StereoGeometryFinder::MinuitFitFuncStereoHybrid(), FdLightCollectionEfficiencyKG::FdLightCollectionEfficiency::ProcessEvent(), RdEventPostSelector::RdEventPostSelector::Run(), HdRecValidationNS::HdRecValidation::Run(), ValidationNS::Validation::Run(), HybridSimValidationNS::HybridSimValidation::Run(), FdNoiseAdderKG::FdNoiseAdder::Run(), ThresholdCalculatorKG::ThresholdCalculator::Run(), FdPulseFinderOG::FdPulseFinder::Run(), RdEventPreSelector::RdEventPreSelector::Run(), RdEventInitializer::RdEventInitializer::Run(), fdDoubleBumpFinder::FdDoubleBumpFinder::Run(), StereoGeometryFinderOG::StereoGeometryFinder::Run(), FdBackgroundSimulatorOG::FdBackgroundSimulator::Run(), FdSDPFinderOG::FdSDPFinder::Run(), FdEventSelectorKG::FdEventSelector::Run(), FdAxisFinderOG::FdAxisFinder::Run(), HdAxisFinderUU::HdAxisFinder::Run(), VirtualChannelCalibratorKG::VirtualChannelCalibrator::Run(), HybridGeometryFinderOG::HybridGeometryFinder::Run(), FdProfileConstrainedGeometryFit::FdProfileConstrainedGeometryFit::Run(), FdApertureLightFinderOG::FdApertureLightFinder::Run(), FdProfileConstrainedGeometryFitPG::FdProfileConstrainedGeometryFit::Run(), FdEventLoggerGS::FdEventLogger::Run(), FdElectronicsSimulatorOG::FdElectronicsSimulator::Run(), TelescopeSimulatorLX::TelescopeSimulator::Run(), TelescopeSimulatorKG::TelescopeSimulator::Run(), TelescopeSimulatorKG2::TelescopeSimulator::Run(), FdProfileReconstructorKG::FdProfileReconstructor::Run(), LightAtDiaphragmSimulatorKG::LightAtDiaphragmSimulator::Run(), FdTriggerSimulatorOG::FdTriggerSimulator::Run(), ShowerPhotonGeneratorOG::ShowerPhotonGenerator::Run(), UniversalityFitter::UniversalityFitter::Run(), FdLightCollectionEfficiencyKG::FdLightCollectionEfficiency::RunPhotonGenerationRayTracingLoop(), UseMcGeometryOG::UseMcGeometry::SetSDP(), RdEventInitializer::RdEventInitializer::SetSignalSearchWindowFromFD(), UseMcGeometryOG::UseMcGeometry::SetTimeFit(), and io::IoAugerEventFile::Write().

FEvent::EyeIterator FEvent::EyesEnd ( )

iterator pointing to end of available eyes with status eHasData (DEPRECATED!)

Definition at line 276 of file FEvent.cc.

ConstEyeIterator fevt::FEvent::EyesEnd ( const ComponentSelector::Status status ) const

inline

< end of available eyes of given status

Definition at line 70 of file FEvent.h.

References AllEyesEnd().

FEvent::ConstEyeIterator FEvent::EyesEnd ( ) const

iterator pointing to end of available eyes with status eHasData (DEPRECATED!)

Definition at line 287 of file FEvent.cc.

Eye & FEvent::GetEye	(	const unsigned int	eyeId,
		const ComponentSelector::Status	status = `ComponentSelector::eHasData`
	)

return Eye by id

Definition at line 70 of file FEvent.cc.

References ERROR, and fevt::Eye::GetStatus().

Referenced by UserModule::AnalyzeCamera(), UserModule::AnalyzeLightAtDiaphragm(), FdCalibratorOG::FdCalibrator::ApplyTimeCorrections(), FdLightCollectionEfficiencyKG::FdLightCollectionEfficiency::CalculateAdditionalIterationsToMeetTarget(), FdLightCollectionEfficiencyKG::FdLightCollectionEfficiency::CalculateEfficiency(), FdLightCollectionEfficiencyKG::FdLightCollectionEfficiency::CalculateTargetRelUncertainty(), FdProfileConstrainedGeometryFit::PCGFitter::CopyEye(), FdProfileConstrainedGeometryFitPG::PCGFitter::CopyEye(), SpotPhotonGeneratorOG::SpotPhotonGenerator::DoSpot(), FdCalibratorOG::FdCalibrator::FillCalibratedPixels(), FdCalibratorOG::FdCalibrator::FillChannelRecData(), FdCalibratorOG::FdCalibrator::FillDAQInformation(), otoa::FOVCalculator::FillFOVVariables(), FdCalibratorOG::FdCalibrator::FillTriggerData(), FdProfileConstrainedGeometryFitPG::FdProfileConstrainedGeometryFit::GetDataFromPreviousFit(), HybridGeometryFinderWG::HybridGeometryFinder::GetDataFromPreviousFit(), fdet::EventPointingManager::GetPointing(), FdEyeMergerKG::FdEyeMerger::MergeEyes(), io::operator<<(), io::FEvent_ROOT::operator>>(), FdLightCollectionEfficiencyKG::SimMockEvent::PrepareEvent(), FdLightCollectionEfficiencyKG::FdLightCollectionEfficiency::ProcessEvent(), MeanNpeFillerKG::MeanNpeFiller::Run(), FieldOfViewCalculatorKG::FieldOfViewCalculator::Run(), FdEnergyDepositFinderKG::FdEnergyDepositFinder::Run(), SpotPhotonGeneratorOG::SpotPhotonGenerator::Run(), DrumPhotonGeneratorOG::DrumPhotonGenerator::Run(), FdLightCollectionEfficiencyKG::FdLightCollectionEfficiency::RunPhotonGenerationRayTracingLoop(), and testFEventImpl::setUp().

const Eye & FEvent::GetEye	(	const unsigned int	eyeId,
		const ComponentSelector::Status	status = `ComponentSelector::eHasData`
	)		const

Definition at line 92 of file FEvent.cc.

References ERROR, and fevt::Eye::GetStatus().

Eye & FEvent::GetEye	(	const std::string &	eyeName,
		const ComponentSelector::Status	status = `ComponentSelector::eHasData`
	)

These are convenience methods to look up eyes by name rather than id. The association between name and numerical Id is defined in an external file or database handled by the Detector Description.

Definition at line 175 of file FEvent.cc.

References ERROR.

const Eye & FEvent::GetEye	(	const std::string &	eyeName,
		const ComponentSelector::Status	status = `ComponentSelector::eHasData`
	)		const

Definition at line 202 of file FEvent.cc.

References ERROR.

Header& fevt::FEvent::GetHeader ( )

inline

Definition at line 92 of file FEvent.h.

References fHeader.

Referenced by FdTriggerSimulatorOG::FdTriggerSimulator::AddEyeEvent(), FdCalibratorOG::FdCalibrator::AdjustMirrorTimes(), FdCalibratorOG::FdCalibrator::ApplyTimeCorrections(), FdCalibratorOG::FdCalibrator::FillTriggerData(), FdTriggerSimulatorOG::FdTriggerSimulator::MakeMirrorEvent(), io::operator<<(), io::FEvent_ROOT::operator>>(), FdEventLoggerGS::FdEventLogger::Run(), TelescopeSimulatorLX::TelescopeSimulator::Run(), SpotPhotonGeneratorOG::SpotPhotonGenerator::Run(), DrumPhotonGeneratorOG::DrumPhotonGenerator::Run(), and FdTriggerSimulatorOG::FdTriggerSimulator::Run().

const Header& fevt::FEvent::GetHeader ( ) const

inline

Definition at line 93 of file FEvent.h.

References fHeader.

unsigned int FEvent::GetIdFromName ( const std::string & eyeName ) const

private

Definition at line 231 of file FEvent.cc.

References ERROR.

unsigned int fevt::FEvent::GetNEyes ( ) const

inline

Definition at line 74 of file FEvent.h.

References fEyes.

Referenced by testFEventImpl::checkAll(), and FdProfileReconstructorKG::FdProfileReconstructor::Run().

bool FEvent::HasEye	(	const unsigned int	eyeId,
		const ComponentSelector::Status	status = `ComponentSelector::eHasData`
	)		const

Definition at line 57 of file FEvent.cc.

bool FEvent::HasEye	(	const std::string &	eyeName,
		const ComponentSelector::Status	status = `ComponentSelector::eHasData`
	)		const

Definition at line 129 of file FEvent.cc.

References ERROR.

void FEvent::MakeEye	(	const unsigned int	eyeId,
		const ComponentSelector::Status	status = `ComponentSelector::eHasData`
	)

Definition at line 115 of file FEvent.cc.

References WARNING.

Referenced by FdCalibratorOG::FdCalibrator::ApplyTimeCorrections(), FdProfileConstrainedGeometryFit::PCGFitter::CopyEye(), FdProfileConstrainedGeometryFitPG::PCGFitter::CopyEye(), FdCalibratorOG::FdCalibrator::FillDAQInformation(), FdEyeMergerKG::FdEyeMerger::MergeEyes(), io::operator<<(), io::FEvent_ROOT::operator>>(), FdLightCollectionEfficiencyKG::SimMockEvent::PrepareEvent(), MeanNpeFillerKG::MeanNpeFiller::Run(), FieldOfViewCalculatorKG::FieldOfViewCalculator::Run(), FdEnergyDepositFinderKG::FdEnergyDepositFinder::Run(), TelescopeSimulatorLX::TelescopeSimulator::Run(), SpotPhotonGeneratorOG::SpotPhotonGenerator::Run(), DrumPhotonGeneratorOG::DrumPhotonGenerator::Run(), and testFEventImpl::setUp().

void FEvent::MakeEye	(	const std::string &	eyeName,
		const ComponentSelector::Status	status = `ComponentSelector::eHasData`
	)

Definition at line 148 of file FEvent.cc.

References ERROR.

FEvent & FEvent::operator= ( const FEvent & fEvent )

Definition at line 36 of file FEvent.cc.

References fEyes, and fHeader.

void fevt::FEvent::SetHeader ( const Header & header )

inline

Definition at line 94 of file FEvent.h.

References fHeader.

Friends And Related Function Documentation

friend class evt::Event

friend

Definition at line 106 of file FEvent.h.

friend class utl::LameShadowPtr< FEvent >

friend

Definition at line 107 of file FEvent.h.

Member Data Documentation

InternalEyeContainer fevt::FEvent::fEyes

private

Definition at line 103 of file FEvent.h.

Referenced by AllEyesBegin(), AllEyesEnd(), GetNEyes(), and operator=().

fevt::Header fevt::FEvent::fHeader

private

Definition at line 104 of file FEvent.h.

Referenced by GetHeader(), operator=(), and SetHeader().

The documentation for this class was generated from the following files:

Public Types

Public Member Functions

Private Types

Private Member Functions

Private Attributes

Friends

Detailed Description

Member Typedef Documentation

Constructor & Destructor Documentation

Member Function Documentation

Friends And Related Function Documentation

Member Data Documentation