mirror of
https://github.com/OpenFOAM/OpenFOAM-6.git
synced 2025-12-08 06:57:46 +00:00
131 lines
3.0 KiB
C++
131 lines
3.0 KiB
C++
/*---------------------------------------------------------------------------*\
|
|
========= |
|
|
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
|
|
\\ / O peration |
|
|
\\ / A nd | Copyright (C) 2011-2016 OpenFOAM Foundation
|
|
\\/ 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 3 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, see <http://www.gnu.org/licenses/>.
|
|
|
|
Class
|
|
Foam::refCount
|
|
|
|
Description
|
|
Reference counter for various OpenFOAM components.
|
|
|
|
See also
|
|
Foam::tmp
|
|
Foam::token::compound
|
|
|
|
\*---------------------------------------------------------------------------*/
|
|
|
|
#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&);
|
|
|
|
|
|
protected:
|
|
|
|
// Constructors
|
|
|
|
//- Construct null initializing count to 0
|
|
refCount()
|
|
:
|
|
count_(0)
|
|
{}
|
|
|
|
|
|
public:
|
|
|
|
// Member Functions
|
|
|
|
//- Return the current reference count
|
|
int count() const
|
|
{
|
|
return count_;
|
|
}
|
|
|
|
//- Return true if the reference count is zero
|
|
bool unique() const
|
|
{
|
|
return count_ == 0;
|
|
}
|
|
|
|
|
|
// Member Operators
|
|
|
|
//- Increment the reference count
|
|
void operator++()
|
|
{
|
|
count_++;
|
|
}
|
|
|
|
//- Increment the reference count
|
|
void operator++(int)
|
|
{
|
|
count_++;
|
|
}
|
|
|
|
//- Decrement the reference count
|
|
void operator--()
|
|
{
|
|
count_--;
|
|
}
|
|
|
|
//- Decrement the reference count
|
|
void operator--(int)
|
|
{
|
|
count_--;
|
|
}
|
|
};
|
|
|
|
|
|
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
|
|
|
} // End namespace Foam
|
|
|
|
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
|
|
|
#endif
|
|
|
|
// ************************************************************************* //
|