SP<T>& reset ()
{
if(reference->Release() == 0)
{
delete pData;
delete reference;
}
}
~SP()
{
// if reference become zero delete the data
if(reference->Release() == 0)
{
delete pData;
delete reference;
}
}
~SP()
{
// Destructor
// Decrement the reference count
// if reference become zero delete the data
if(reference->Release() == 0)
{
delete pData;
delete reference;
}
}
SP<T>& operator = (const SP<T>& sp)
{
// Assignment operator
if (this != &sp) // Avoid self assignment
{
// Decrement the old reference count
// if reference become zero delete the old data
if(reference->Release() == 0)
{
delete pData;
delete reference;
}
// Copy the data and reference pointer
// and increment the reference count
pData = sp.pData;
reference = sp.reference;
reference->AddRef();
}
return *this;
}