Files
openfoam/src/OpenFOAM/containers/HashTables/HashPtrTable/HashPtrTable.C

151 lines
3.7 KiB
C

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011-2016 OpenFOAM Foundation
\\/ M anipulation | Copyright (C) 2017 OpenCFD Ltd.
-------------------------------------------------------------------------------
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/>.
\*---------------------------------------------------------------------------*/
#include "error.H"
#include "HashPtrTable.H"
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
template<class T, class Key, class Hash>
Foam::HashPtrTable<T, Key, Hash>::HashPtrTable(const label size)
:
parent_type(size)
{}
template<class T, class Key, class Hash>
Foam::HashPtrTable<T, Key, Hash>::HashPtrTable
(
const HashPtrTable<T, Key, Hash>& ht
)
:
parent_type(ht.capacity())
{
for (const_iterator iter = ht.begin(); iter != ht.end(); ++iter)
{
const T* ptr = iter.object();
if (ptr)
{
this->insert(iter.key(), new T(*ptr));
}
else
{
this->insert(iter.key(), nullptr);
}
}
}
// * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
template<class T, class Key, class Hash>
Foam::HashPtrTable<T, Key, Hash>::~HashPtrTable()
{
clear();
}
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
template<class T, class Key, class Hash>
T* Foam::HashPtrTable<T, Key, Hash>::remove(iterator& iter)
{
T* ptr = iter.object();
this->parent_type::erase(iter);
return ptr;
}
template<class T, class Key, class Hash>
bool Foam::HashPtrTable<T, Key, Hash>::erase(iterator& iter)
{
T* ptr = iter.object();
if (this->parent_type::erase(iter))
{
if (ptr)
{
delete ptr;
}
return true;
}
else
{
return false;
}
}
template<class T, class Key, class Hash>
void Foam::HashPtrTable<T, Key, Hash>::clear()
{
for (iterator iter = this->begin(); iter != this->end(); ++iter)
{
delete iter.object();
}
this->parent_type::clear();
}
// * * * * * * * * * * * * * * * Member Operators * * * * * * * * * * * * * //
template<class T, class Key, class Hash>
void Foam::HashPtrTable<T, Key, Hash>::operator=
(
const HashPtrTable<T, Key, Hash>& rhs
)
{
// Check for assignment to self
if (this == &rhs)
{
FatalErrorInFunction
<< "attempted assignment to self"
<< abort(FatalError);
}
this->clear();
for (const_iterator iter = rhs.begin(); iter != rhs.end(); ++iter)
{
const T* ptr = iter.object();
if (ptr)
{
this->insert(iter.key(), new T(*ptr));
}
else
{
this->insert(iter.key(), nullptr);
}
}
}
// * * * * * * * * * * * * * * * Friend Operators * * * * * * * * * * * * * //
#include "HashPtrTableIO.C"
// ************************************************************************* //