DtVariableDatumRecord Class Reference

Instances of DtVariableDatumRecord are used to hold a single variable datum record and to provide access to its network representation. More...

Collaboration diagram for DtVariableDatumRecord:

Public Member Functions
	DtVariableDatumRecord ()
	default constructor
virtual	~DtVariableDatumRecord ()
	destructor
	DtVariableDatumRecord (const DtVariableDatumRecord &orig)
	copy constructor
DtVariableDatumRecord &	operator= (const DtVariableDatumRecord &orig)
	assignment operator
int	operator== (const DtVariableDatumRecord &otherguy) const
	comparison operators
int	operator!= (const DtVariableDatumRecord &otherguy) const
virtual void	setExternalBuffer (char *bufferPtr)
	Set the working buffer to an externally supplied buffer.
virtual void	setDatumBitLength (DtU32 newDatumBitLength)
	Set/Get the datum length in bits.
virtual DtU32	datumBitLength () const
virtual int	datumByteLength () const
	Get the datum length in bytes (padded to an 8 byte boundary).
virtual void	setDatumID (DtDatumParam value)
	Set/Get the variable datum ID.
virtual DtDatumParam	datumID () const
virtual void	setDatumValFloat64 (DtFloat64 value)
	Set/Get datum value as a DtFloat64.
virtual DtFloat64	datumValFloat64 () const
virtual void	setDatumValFloat32 (DtFloat32 value)
	Set/Get datum value as a DtFloat32.
virtual DtFloat32	datumValFloat32 () const
virtual void	setDatumValInt32 (DtInt32 value)
	Set/Get datum value as a DtInt32.
virtual DtInt32	datumValInt32 () const
virtual void	setDatumValU32 (DtU32 value)
	Set/Get datum value as a DtU32.
virtual DtU32	datumValU32 () const
virtual void	setDatumValInt16 (DtInt16 value)
	Set/Get datum value as a DtInt16.
virtual DtInt16	datumValInt16 () const
virtual void	setDatumValU16 (DtU16 value)
	Set/Get datum value as a DtU16.
virtual DtU16	datumValU16 () const
virtual void	setDatumValU8 (DtU8 value)
	Set/Get datum value as a DtU8.
virtual DtU8	datumValU8 () const
virtual void	setDatumValByteArray (const DtU8 *setFrom)
	Set/Get datum value as a byte array.
virtual void	getDatumValByteArray (DtU8 *copyTo) const
virtual char *	datumValPtr ()
	Get a pointer to the datum value inside of the record.
virtual const char *	constDatumValPtr () const
	Get a const pointer to the datum value inside of the record.
virtual int	networkByteLength () const
	Get the network byte length of the entire datum record.
virtual const char *	networkDataBuffer () const
	Get a pointer to the buffer which stores the network representation of the datum record.
virtual void	printData () const
	Print the contents of the record.
virtual void	printDataToStream (std::ostream &str) const

Protected Member Functions
virtual DtNetVarDatum *	netStruct ()
	Cast the buffer to a DtNetVarDatum struct.
virtual const DtNetVarDatum *	constNetStruct () const
	Cast the buffer to a const DtNetVarDatum struct.
virtual void	deleteIfNoExternal ()
	Delete the internal buffer if there is no external buffer.
virtual int	datumByteSize (int datumBitLength) const
	Compute the total datum size in bytes from the datum bit length.
virtual int	recordByteSize (int datumBitLength) const
	Compute the total record size in bytes from the datum bit length.

Protected Attributes
char *	myRecordBuffer
char *	myExternalBuffer

Detailed Description

Instances of DtVariableDatumRecord are used to hold a single variable datum record and to provide access to its network representation.

Constructor & Destructor Documentation

DtVariableDatumRecord::DtVariableDatumRecord

(

)

default constructor

virtual DtVariableDatumRecord::~DtVariableDatumRecord ( )

virtual

destructor

DtVariableDatumRecord::DtVariableDatumRecord

(

const DtVariableDatumRecord &

orig

)

copy constructor

Member Function Documentation

virtual const char* DtVariableDatumRecord::constDatumValPtr ( ) const

virtual

Get a const pointer to the datum value inside of the record.

virtual const DtNetVarDatum* DtVariableDatumRecord::constNetStruct ( ) const

protectedvirtual

Cast the buffer to a const DtNetVarDatum struct.

virtual DtU32 DtVariableDatumRecord::datumBitLength ( ) const

virtual

virtual int DtVariableDatumRecord::datumByteLength ( ) const

virtual

Get the datum length in bytes (padded to an 8 byte boundary).

virtual int DtVariableDatumRecord::datumByteSize ( int  datumBitLength ) const

protectedvirtual

Compute the total datum size in bytes from the datum bit length.

virtual DtDatumParam DtVariableDatumRecord::datumID ( ) const

virtual

virtual DtFloat32 DtVariableDatumRecord::datumValFloat32 ( ) const

virtual

virtual DtFloat64 DtVariableDatumRecord::datumValFloat64 ( ) const

virtual

virtual DtInt16 DtVariableDatumRecord::datumValInt16 ( ) const

virtual

virtual DtInt32 DtVariableDatumRecord::datumValInt32 ( ) const

virtual

virtual char* DtVariableDatumRecord::datumValPtr ( )

virtual

Get a pointer to the datum value inside of the record.

virtual DtU16 DtVariableDatumRecord::datumValU16 ( ) const

virtual

virtual DtU32 DtVariableDatumRecord::datumValU32 ( ) const

virtual

virtual DtU8 DtVariableDatumRecord::datumValU8 ( ) const

virtual

virtual void DtVariableDatumRecord::deleteIfNoExternal ( )

protectedvirtual

Delete the internal buffer if there is no external buffer.

virtual void DtVariableDatumRecord::getDatumValByteArray ( DtU8 *  copyTo ) const

virtual

virtual DtNetVarDatum* DtVariableDatumRecord::netStruct ( )

protectedvirtual

Cast the buffer to a DtNetVarDatum struct.

virtual int DtVariableDatumRecord::networkByteLength ( ) const

virtual

Get the network byte length of the entire datum record.

virtual const char* DtVariableDatumRecord::networkDataBuffer ( ) const

virtual

Get a pointer to the buffer which stores the network representation of the datum record.

int DtVariableDatumRecord::operator!=

(

const DtVariableDatumRecord &

otherguy

)

const

DtVariableDatumRecord& DtVariableDatumRecord::operator=

(

const DtVariableDatumRecord &

orig

)

assignment operator

int DtVariableDatumRecord::operator==

(

const DtVariableDatumRecord &

otherguy

)

const

comparison operators

virtual void DtVariableDatumRecord::printData ( ) const

virtual

Print the contents of the record.

virtual void DtVariableDatumRecord::printDataToStream ( std::ostream &  str ) const

virtual

virtual int DtVariableDatumRecord::recordByteSize ( int  datumBitLength ) const

protectedvirtual

Compute the total record size in bytes from the datum bit length.

virtual void DtVariableDatumRecord::setDatumBitLength ( DtU32  newDatumBitLength )

virtual

Set/Get the datum length in bits.

This method will re-allocate memory if the buffer is an internal buffer.

virtual void DtVariableDatumRecord::setDatumID ( DtDatumParam  value )

virtual

Set/Get the variable datum ID.

virtual void DtVariableDatumRecord::setDatumValByteArray ( const DtU8 *  setFrom )

virtual

Set/Get datum value as a byte array.

Data is copied to and from the network data buffer according to the specified length of the record.

virtual void DtVariableDatumRecord::setDatumValFloat32 ( DtFloat32  value )

virtual

Set/Get datum value as a DtFloat32.

Set will set the datum bit length to 32.

virtual void DtVariableDatumRecord::setDatumValFloat64 ( DtFloat64  value )

virtual

Set/Get datum value as a DtFloat64.

Set will set the datum bit length to 64.

virtual void DtVariableDatumRecord::setDatumValInt16 ( DtInt16  value )

virtual

Set/Get datum value as a DtInt16.

Set will set the datum bit length to 16.

virtual void DtVariableDatumRecord::setDatumValInt32 ( DtInt32  value )

virtual

Set/Get datum value as a DtInt32.

Set will set the datum bit length to 32.

virtual void DtVariableDatumRecord::setDatumValU16 ( DtU16  value )

virtual

Set/Get datum value as a DtU16.

Set will set the datum bit length to 16.

virtual void DtVariableDatumRecord::setDatumValU32 ( DtU32  value )

virtual

Set/Get datum value as a DtU32.

Set will set the datum bit length to 32.

virtual void DtVariableDatumRecord::setDatumValU8 ( DtU8  value )

virtual

Set/Get datum value as a DtU8.

Set will set the datum bit length to 8.

virtual void DtVariableDatumRecord::setExternalBuffer ( char *  bufferPtr )

virtual

Set the working buffer to an externally supplied buffer.

Member Data Documentation

char* DtVariableDatumRecord::myExternalBuffer

protected

char* DtVariableDatumRecord::myRecordBuffer

protected

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

• variableDatumRecord.h