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/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 1991-2008 OpenCFD Ltd.
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\\/ M anipulation |
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
OpenFOAM is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2 of the License, or (at your
option) any later version.
OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with OpenFOAM; if not, write to the Free Software Foundation,
Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Class
Foam::refCount
Description
Reference counter for tmp\<field\>.
\*---------------------------------------------------------------------------*/
#ifndef refCount_H
#define refCount_H
#include "bool.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
namespace Foam
{
/*---------------------------------------------------------------------------*\
Class refCount Declaration
\*---------------------------------------------------------------------------*/
class refCount
{
// Private data
int count_;
// Private member functions
//- Dissallow copy
refCount(const refCount&);
//- Dissallow bitwise assignment
void operator=(const refCount&);
public:
// Constructors
refCount()
:
count_(0)
{}
// Member Functions
int count() const
{
return count_;
}
bool okToDelete() const
{
return(count_ == 0);
}
void resetRefCount()
{
count_ = 0;
}
// Member Operators
void operator++()
{
count_++;
}
void operator++(int)
{
count_++;
}
void operator--()
{
count_--;
}
void operator--(int)
{
count_--;
}
};
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
} // End namespace Foam
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#endif
// ************************************************************************* //