Share Library (C++)

/**
 * @file DefaultRefCounter.cpp
 * @brief Reference counter for shared segment
 * @author Kamil Dudka, xdudka00@gmail.com
 * @date 2007-05-15
 * @ingroup backend
*/
 
#include "DefaultRefCounter.h"
 
using namespace Share;
 
DefaultRefCounter::DefaultRefCounter() throw (ShareException):
  refCount_(0),
  unlinked_(false)
{
}
 
DefaultRefCounter::~DefaultRefCounter ()
{
}
 
void DefaultRefCounter::notifyAttach ()
{
  ++refCount_;
}
 
void DefaultRefCounter::notifyDetach ()
{
  --refCount_;
}
 
int DefaultRefCounter::refCount() const
{
  return refCount_;
}
 
void DefaultRefCounter::unlink ()
{
  unlinked_= true;
}
 
bool DefaultRefCounter::isUnlinked () const
{
  return unlinked_;
}
 
bool DefaultRefCounter::shouldBeDestroyed () const
{
  return unlinked_ && (refCount_ <=0);
}