Optional< T > Class Template Reference

#include <Optional.h>

Public Member Functions
	Optional ()
	Optional (const T &val)
	Optional (const Optional< T > &opt)
Optional &	operator= (const Optional< T > &opt)
Optional &	operator= (const T &val)
	~Optional ()
	operator bool () const
T &	operator* ()
const T &	operator* () const
T &	value ()
const T &	value () const
void	reset ()

Protected Member Functions
void *	storage ()
const void *	storage () const
T &	get ()
const T &	get () const
void	destruct ()
void	construct (const T &data)

Protected Attributes
char	data_ [sizeof(T)]
bool	init_

Detailed Description

template<typename T>
class OnixS::ICE::iMpact::MarketData::Optional< T >

Definition at line 30 of file Optional.h.

Constructor & Destructor Documentation

Optional ( )

inline

Uninitialized instance.

Definition at line 34 of file Optional.h.

Optional ( const T &  val )

inline

Constructs the optional object.

Definition at line 37 of file Optional.h.

Optional ( const Optional< T > &  opt )

inline

Initializes the contained value by copying the contained value of other, but only if other is engaged. other is still in engaged state if it was in engaged state before the call.

Definition at line 47 of file Optional.h.

~Optional ( )

inline

If engaged, destroys the contained value.

Definition at line 78 of file Optional.h.

Member Function Documentation

void construct ( const T &  data )

inlineprotected

Definition at line 148 of file Optional.h.

void destruct ( )

inlineprotected

Definition at line 142 of file Optional.h.

T& get ( )

inlineprotected

Definition at line 132 of file Optional.h.

const T& get ( ) const

inlineprotected

Definition at line 137 of file Optional.h.

operator bool ( ) const

inline

Checks whether the object is in engaged state.

Definition at line 84 of file Optional.h.

T& operator* ( )

inline

Returns a reference to the contained value.

Definition at line 90 of file Optional.h.

const T& operator* ( ) const

inline

Returns a const reference to the contained value.

Definition at line 96 of file Optional.h.

Optional& operator= ( const Optional< T > &  opt )

inline

Assigns contents.

Definition at line 55 of file Optional.h.

Optional& operator= ( const T &  val )

inline

Assigns contents.

Definition at line 66 of file Optional.h.

void reset ( )

inline

Reset stored value and set state to Uninitialized.

Definition at line 114 of file Optional.h.

void* storage ( )

inlineprotected

Definition at line 122 of file Optional.h.

const void* storage ( ) const

inlineprotected

Definition at line 127 of file Optional.h.

T& value ( )

inline

A reference to the contained value.

Definition at line 102 of file Optional.h.

const T& value ( ) const

inline

A const reference to the contained value.

Definition at line 108 of file Optional.h.

Member Data Documentation

char data_[sizeof(T)]

protected

Definition at line 153 of file Optional.h.

bool init_

protected

Definition at line 154 of file Optional.h.

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

• OnixS/ICE/iMpact/MarketData/Optional.h