JLANG::JSharedCounter Class Reference

Shared counter. More...

#include <JSharedCounter.hh>

Inheritance diagram for JLANG::JSharedCounter:

Public Member Functions
	JSharedCounter ()
	Default constructor. More...
void	initialise ()
	Initialise counter. More...
void	attach (const JSharedCounter &object)
	Attach this counter to given shared counter object. More...
bool	detach ()
	Detach. More...

Protected Attributes
int *	counter

Detailed Description

Shared counter.

Definition at line 19 of file JSharedCounter.hh.

Constructor & Destructor Documentation

JSharedCounter()

JLANG::JSharedCounter::JSharedCounter ( )

inline

Default constructor.

Definition at line 25 of file JSharedCounter.hh.

                     :
      counter(NULL)
    {}

Member Function Documentation

initialise()

void JLANG::JSharedCounter::initialise ( )

inline

Initialise counter.

Definition at line 33 of file JSharedCounter.hh.

    {
      detach();
 
      counter = new int(1);
    }

attach()

void JLANG::JSharedCounter::attach ( const JSharedCounter &  object )

inline

Attach this counter to given shared counter object.

Parameters

object

shared counter

Definition at line 46 of file JSharedCounter.hh.

    {
      detach();
 
      counter = object.counter;
 
      if (counter != NULL) {
        ++(*counter);
      }
    }

detach()

bool JLANG::JSharedCounter::detach ( )

inline

Detach.

Returns

true if counter at zero; else false

Definition at line 63 of file JSharedCounter.hh.

    {
      if (counter != NULL) {
 
        if (--(*counter) == 0) {
 
          delete counter;
 
          counter = NULL;
 
          return true;
        }
 
        counter = NULL;
      }
 
      return false;
    }

Member Data Documentation

counter

int* JLANG::JSharedCounter::counter

protected

Definition at line 83 of file JSharedCounter.hh.

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

• JSharedCounter.hh