mirror of
https://develop.openfoam.com/Development/openfoam.git
synced 2025-11-28 03:28:01 +00:00
149 lines
4.2 KiB
C++
149 lines
4.2 KiB
C++
/*---------------------------------------------------------------------------*\
|
|
========= |
|
|
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
|
|
\\ / O peration |
|
|
\\ / A nd | Copyright (C) 2011-2017 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::autoPtr
|
|
|
|
Description
|
|
An auto-pointer similar to the STL auto_ptr but with automatic casting
|
|
to a reference to the type and with pointer allocation checking on access.
|
|
|
|
SourceFiles
|
|
autoPtrI.H
|
|
|
|
\*---------------------------------------------------------------------------*/
|
|
|
|
#ifndef autoPtr_H
|
|
#define autoPtr_H
|
|
|
|
#include <cstddef>
|
|
|
|
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
|
|
|
namespace Foam
|
|
{
|
|
|
|
/*---------------------------------------------------------------------------*\
|
|
Class autoPtr Declaration
|
|
\*---------------------------------------------------------------------------*/
|
|
|
|
template<class T>
|
|
class autoPtr
|
|
{
|
|
// Public data
|
|
|
|
//- Pointer to object
|
|
mutable T* ptr_;
|
|
|
|
|
|
public:
|
|
|
|
typedef T Type;
|
|
|
|
|
|
// Constructors
|
|
|
|
//- Store object pointer
|
|
inline explicit autoPtr(T* = 0);
|
|
|
|
//- Construct as copy by transferring pointer to this autoPtr and
|
|
// setting the arguments pointer to nullptr
|
|
inline autoPtr(const autoPtr<T>&);
|
|
|
|
//- Construct either by transferring pointer or cloning.
|
|
// Should only be called with type that supports cloning
|
|
inline autoPtr(const autoPtr<T>&, const bool reuse);
|
|
|
|
|
|
//- Destructor, delete object if pointer is not nullptr
|
|
inline ~autoPtr();
|
|
|
|
|
|
// Member Functions
|
|
|
|
// Check
|
|
|
|
//- Return true if the autoPtr is empty (ie, no pointer set)
|
|
inline bool empty() const;
|
|
|
|
//- Return true if the autoPtr valid (ie, the pointer is set)
|
|
inline bool valid() const;
|
|
|
|
|
|
// Edit
|
|
|
|
//- Return object pointer for reuse
|
|
inline T* ptr();
|
|
|
|
//- Set pointer to that given.
|
|
// If object pointer already set issue a FatalError
|
|
inline void set(T*);
|
|
|
|
//- If object pointer already set, delete object and set to given
|
|
// pointer
|
|
inline void reset(T* = 0);
|
|
|
|
//- Delete object (if the pointer is valid) and set pointer to
|
|
// nullptr
|
|
inline void clear();
|
|
|
|
|
|
// Member operators
|
|
|
|
//- Return reference to the object data
|
|
inline T& operator()();
|
|
|
|
//- Return const reference to the object data
|
|
inline const T& operator()() const;
|
|
|
|
//- Const cast to the underlying type reference
|
|
inline operator const T&() const;
|
|
|
|
//- Return object pointer
|
|
inline T* operator->();
|
|
|
|
//- Return const object pointer
|
|
inline const T* operator->() const;
|
|
|
|
//- Take over the object pointer from parameter
|
|
inline void operator=(T*);
|
|
|
|
//- Take over the object pointer from parameter
|
|
inline void operator=(const autoPtr<T>&);
|
|
};
|
|
|
|
|
|
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
|
|
|
} // End namespace Foam
|
|
|
|
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
|
|
|
#include "autoPtrI.H"
|
|
|
|
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
|
|
|
#endif
|
|
|
|
// ************************************************************************* //
|