TGo4HDF5VectorDataHandle Class Reference

#include <TGo4HDF5DataHandle.h>

Inheritance diagram for TGo4HDF5VectorDataHandle:

Public Member Functions
	TGo4HDF5VectorDataHandle (const char *name, size_t datasize)
virtual	~TGo4HDF5VectorDataHandle ()
void	SetElementSize (size_t len)
void	SetObjectPointer (void *memptr) override
void	BuildReadDataset (H5::H5File *file, TGo4HDF5Source *parent) override
void	BuildWriteDataset (H5::H5File *file) override
void	Read (hsize_t sequencenum, H5::H5File *file) override
void	Write (hsize_t sequencenum, H5::H5File *ile) override
Public Member Functions inherited from TGo4HDF5BasicDataHandle
	TGo4HDF5BasicDataHandle (const char *name, size_t datasize)
virtual	~TGo4HDF5BasicDataHandle ()
Public Member Functions inherited from TGo4HDF5DataHandle
	TGo4HDF5DataHandle (const char *name, size_t datasize)
virtual	~TGo4HDF5DataHandle ()
H5::CompType *	GetType () const
const char *	GetTypeName () const
void *	Data () const
void	InsertTypeMember (const H5std_string &name, size_t offset, const H5::DataType &new_member)
void	SetParentOffset (size_t off)
void	SetTopEvent (TGo4EventElement *eve)
void	SetTopEventClass (const char *classname)
void	SetMemberName (const char *name)
void	SetMemberClass (const char *clname)
TGo4HDF5DataHandle *	AddSubMember (const char *name, size_t datasize, const char *collectiontype=nullptr)
TGo4HDF5DataHandle *	GetSubMember (UInt_t ix)
TGo4HDF5DataHandle *	FindSubMember (const char *name)
void	SetActive (Bool_t on)
void	SetAllSubMembersActive (Bool_t on)

Protected Attributes
H5::CompType *	fxCollection {nullptr}
TGo4HDF5VarContainer	fxVarHandle
size_t	fiElementSize {0}
Protected Attributes inherited from TGo4HDF5BasicDataHandle
Char_t *	fxReadBuffer {nullptr}
Protected Attributes inherited from TGo4HDF5DataHandle
TString	fxTypeName
H5::CompType *	fxType {nullptr}
H5::DataSet	fxDataSet
H5::DataSpace *	fxDataSpace {nullptr}
H5::DataSpace	fxFileSpace
ULong_t	fiEntries {0}
void *	fxData {nullptr}
size_t	fiParentOffset {0}
size_t	fiDataSize {0}
size_t	fiReadOffset {0}
std::vector< TGo4HDF5DataHandle * >	fxSubcomponents
TString	fxMemberHandle
TString	fxMemberClass
TGo4EventElement *	fxEvent {nullptr}
TString	fxEventClass
TGo4HDF5Source *	fxParentSource {nullptr}
Bool_t	fbDataSetExists {kFALSE}
Bool_t	fbDataSetActive {kFALSE}

Additional Inherited Members
Static Public Attributes inherited from TGo4HDF5DataHandle
static TGo4HDF5DataHandleFactory	fxFactory
Protected Member Functions inherited from TGo4HDF5BasicDataHandle
void	AllocReadBuffer (size_t size)

Detailed Description

Handle object to access datasets in hdf5 formatted file with go4 event data implementation for std::vector collections

• Author

  J. Adamczewski-Musch

  Since

  5/2019

Definition at line 289 of file TGo4HDF5DataHandle.h.

Constructor & Destructor Documentation

TGo4HDF5VectorDataHandle()

TGo4HDF5VectorDataHandle::TGo4HDF5VectorDataHandle	(	const char *	name,
		size_t	datasize
	)

create new data handle

Definition at line 505 of file TGo4HDF5DataHandle.cxx.

References fxCollection, TGo4HDF5DataHandle::fxType, TGo4HDF5DataHandle::fxTypeName, and go4hdfdbg.

Referenced by TGo4HDF5DataHandleFactory::CreateDataHandle().

~TGo4HDF5VectorDataHandle()

TGo4HDF5VectorDataHandle::~TGo4HDF5VectorDataHandle ( )

virtual

Definition at line 524 of file TGo4HDF5DataHandle.cxx.

References fxCollection, TGo4HDF5DataHandle::fxTypeName, and go4hdfdbg.

Member Function Documentation

BuildReadDataset()

void TGo4HDF5VectorDataHandle::BuildReadDataset ( H5::H5File *  file, TGo4HDF5Source *  parent  )

overridevirtual

create datasets and buffers for reading this structure from hdf5 file. parent pointer is given for error handling case

Reimplemented from TGo4HDF5BasicDataHandle.

Reimplemented in TGo4HDF5SubVectorDataHandle.

Definition at line 587 of file TGo4HDF5DataHandle.cxx.

References TGo4HDF5BasicDataHandle::BuildReadDataset().

BuildWriteDataset()

void TGo4HDF5VectorDataHandle::BuildWriteDataset ( H5::H5File *  file )

overridevirtual

create datasets for writing memory structure of type into file.

Reimplemented from TGo4HDF5BasicDataHandle.

Reimplemented in TGo4HDF5SubVectorDataHandle.

Definition at line 593 of file TGo4HDF5DataHandle.cxx.

References TGo4HDF5DataHandle::BuildWriteDataset(), TGo4HDF5DataHandle::fbDataSetExists, TGo4HDF5VarContainer::fxArray, TGo4HDF5DataHandle::fxDataSet, TGo4HDF5DataHandle::fxDataSpace, TGo4HDF5DataHandle::fxType, TGo4HDF5DataHandle::fxTypeName, fxVarHandle, and go4hdfdbg.

Referenced by Write().

Read()

void TGo4HDF5VectorDataHandle::Read ( hsize_t  sequencenum, H5::H5File *  file  )

overridevirtual

Read event of sequence number from file

Reimplemented from TGo4HDF5BasicDataHandle.

Reimplemented in TGo4HDF5SubVectorDataHandle.

Definition at line 616 of file TGo4HDF5DataHandle.cxx.

References TGo4HDF5DataHandle::fbDataSetActive, fiElementSize, TGo4HDF5VarContainer::fxArray, TGo4HDF5DataHandle::fxData, TGo4HDF5DataHandle::fxDataSet, TGo4HDF5DataHandle::fxDataSpace, TGo4HDF5DataHandle::fxEvent, TGo4HDF5DataHandle::fxEventClass, TGo4HDF5DataHandle::fxFileSpace, TGo4HDF5DataHandle::fxMemberClass, TGo4HDF5DataHandle::fxMemberHandle, TGo4HDF5DataHandle::fxType, TGo4HDF5DataHandle::fxTypeName, fxVarHandle, go4hdfdbg, and TGo4HDF5DataHandle::Read().

SetElementSize()

void TGo4HDF5VectorDataHandle::SetElementSize ( size_t  len )

inline

remember size of a single element (structure) in this collection, if it is one. Otherwise this is size of this class itself

Definition at line 300 of file TGo4HDF5DataHandle.h.

Referenced by TGo4HDF5DataHandleFactory::CreateDataHandle().

SetObjectPointer()

void TGo4HDF5VectorDataHandle::SetObjectPointer ( void *  memptr )

overridevirtual

define location of corresponding object in memory. This is base pointer for all member specific offsets.

Reimplemented from TGo4HDF5DataHandle.

Reimplemented in TGo4HDF5SubVectorDataHandle.

Definition at line 530 of file TGo4HDF5DataHandle.cxx.

References TGo4HDF5DataHandle::fbDataSetActive, fiElementSize, TGo4HDF5VarContainer::fxArray, TGo4HDF5DataHandle::fxData, fxVarHandle, go4hdfdbg, and TGo4HDF5DataHandle::SetObjectPointer().

Referenced by TGo4HDF5SubVectorDataHandle::SetObjectPointer().

Write()

void TGo4HDF5VectorDataHandle::Write ( hsize_t  sequencenum, H5::H5File *  ile  )

overridevirtual

Write event of sequence number from file

Reimplemented from TGo4HDF5BasicDataHandle.

Reimplemented in TGo4HDF5SubVectorDataHandle.

Definition at line 724 of file TGo4HDF5DataHandle.cxx.

References BuildWriteDataset(), TGo4HDF5DataHandle::fbDataSetActive, TGo4HDF5VarContainer::fxArray, TGo4HDF5DataHandle::fxDataSet, TGo4HDF5DataHandle::fxDataSpace, TGo4HDF5DataHandle::fxFileSpace, TGo4HDF5DataHandle::fxType, TGo4HDF5DataHandle::fxTypeName, fxVarHandle, go4hdfdbg, TGo4HDF5DataHandle::SetActive(), and TGo4HDF5DataHandle::Write().

Member Data Documentation

fiElementSize

size_t TGo4HDF5VectorDataHandle::fiElementSize {0}

protected

size of the (collection element) structure

Definition at line 335 of file TGo4HDF5DataHandle.h.

Referenced by Read(), SetObjectPointer(), and TGo4HDF5SubVectorDataHandle::SetObjectPointer().

fxCollection

H5::CompType* TGo4HDF5VectorDataHandle::fxCollection {nullptr}

protected

collection type with fxType as entries

Definition at line 325 of file TGo4HDF5DataHandle.h.

Referenced by TGo4HDF5VectorDataHandle(), and ~TGo4HDF5VectorDataHandle().

fxVarHandle

TGo4HDF5VarContainer TGo4HDF5VectorDataHandle::fxVarHandle

protected

handle for variable arrays

Definition at line 329 of file TGo4HDF5DataHandle.h.

Referenced by BuildWriteDataset(), Read(), SetObjectPointer(), TGo4HDF5SubVectorDataHandle::SetObjectPointer(), and Write().

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

• Go4HDF5/TGo4HDF5DataHandle.h
• Go4HDF5/TGo4HDF5DataHandle.cxx