ILList.H

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | www.openfoam.com
     \\/     M anipulation  |
-------------------------------------------------------------------------------
    Copyright (C) 2011-2016 OpenFOAM Foundation
    Copyright (C) 2017-2021 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/>.
 
Class
    Foam::ILList
 
Description
    Template class for intrusive linked lists.
 
SourceFiles
    ILList.C
    ILListIO.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef ILList_H
#define ILList_H
 
#include "UILList.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// Forward Declarations
 
class Istream;
class Ostream;
template<class LListBase, class T> class ILList;
 
template<class LListBase, class T> Istream& operator>>
(
    Istream& is,
    ILList<LListBase, T>& lst
);
 
 
/*---------------------------------------------------------------------------*\
                           Class ILList Declaration
\*---------------------------------------------------------------------------*/
 
template<class LListBase, class T>
class ILList
:
    public UILList<LListBase, T>
{
    // Private Member Functions
 
        //- Read from Istream using given Istream constructor class
        template<class INew>
        void readIstream(Istream& is, const INew& inew);
 
 
public:
 
    // Constructors
 
        //- Default construct
        ILList() = default;
 
        //- Construct and insert the initial T item pointer
        explicit ILList(T* item)
        :
            UILList<LListBase, T>(item)
        {}
 
        //- Construct from Istream
        ILList(Istream& is);
 
        //- Copy construct using the 'clone()' method for each element
        ILList(const ILList<LListBase, T>& lst);
 
        //- Move construct
        ILList(ILList<LListBase, T>&& lst);
 
        //- Copy constructor with additional argument for clone 'clone()'
        template<class CloneArg>
        ILList(const ILList<LListBase, T>& lst, const CloneArg& cloneArg);
 
        //- Construct from Istream using given Istream constructor class
        template<class INew>
        ILList(Istream& is, const INew& inew);
 
 
    //- Destructor
    ~ILList();
 
 
    // Member Functions
 
        //- Remove the head element specified from the list and delete it
        bool eraseHead();
 
        //- Remove the specified element from the list and delete it
        bool erase(T* item);
 
        //- Clear the contents of the list
        void clear();
 
        //- Transfer the contents of the argument into this List
        //- and annul the argument list.
        void transfer(ILList<LListBase, T>& lst);
 
 
    // Member Operators
 
        //- Copy assignment using the 'clone()' method for each element
        void operator=(const ILList<LListBase, T>& lst);
 
        //- Move assignment
        void operator=(ILList<LListBase, T>&& lst);
 
 
    // Istream Operator
 
        //- Read from Istream, discarding existing contents.
        friend Istream& operator>> <LListBase, T>
        (
            Istream& is,
            ILList<LListBase, T>& list
        );
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#ifdef NoRepository
    #include "ILList.C"
    #include "ILListIO.C"
#endif
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //