DiObjectCounter Class Reference

Class to count number of instances (objects created from a certain class). More...

Inheritance diagram for DiObjectCounter:

Public Member Functions
void	addReference ()
	add a reference. More...
void	removeReference ()
	remove a reference. More...

Protected Member Functions
	DiObjectCounter ()
	constructor. More...
virtual	~DiObjectCounter ()
	destructor

Private Attributes
unsigned long	Counter
	internal counter
OFMutex	theMutex
	if compiled for multi-thread operation, the Mutex protecting access to the value of this object. More...

Detailed Description

Class to count number of instances (objects created from a certain class).

used to manage more than one reference to an object in a secure way.

Constructor & Destructor Documentation

DiObjectCounter()

DiObjectCounter::DiObjectCounter ( )

inlineprotected

constructor.

Internal counter is initialized with 1.

Member Function Documentation

addReference()

void DiObjectCounter::addReference ( )

inline

add a reference.

Increase the internal counter by 1.

removeReference()

void DiObjectCounter::removeReference ( )

inline

remove a reference.

Decrease the internal counter by 1 and delete the object only if the counter is zero.

Member Data Documentation

theMutex

OFMutex DiObjectCounter::theMutex

private

if compiled for multi-thread operation, the Mutex protecting access to the value of this object.

Remarks

this member is only available if DCMTK is compiled with thread support enabled.

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

• dcmimgle/include/dcmtk/dcmimgle/diobjcou.h