RefManager.h from MaNGOS at Krugle

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/* 
 * Copyright (C) 2005,2006,2007 MaNGOS <http://www.mangosproject.org/>
 *
 * This program 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.
 *
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#ifndef _REFMANAGER_H
#define _REFMANAGER_H
//=====================================================

#include "Utilities/LinkedList.h"
#include "Utilities/LinkedReference/Reference.h"

template <class TO, class FROM> class RefManager : public LinkedListHead
{
    public:
        typedef LinkedListHead::Iterator< Reference<TO, FROM> > iterator;
        RefManager() { }
        virtual ~RefManager() { clearReferences(); }

        Reference<TO, FROM>* getFirst() { return ((Reference<TO, FROM>*) LinkedListHead::getFirst()); }
        Reference<TO, FROM>* getLast() { return ((Reference<TO, FROM>*) LinkedListHead::getLast()); }

        iterator begin() { return iterator(getFirst()); }
        iterator end() { return iterator(NULL); }
        iterator rbegin() { return iterator(getLast()); }
        iterator rend() { return iterator(NULL); }

        void clearReferences()
        {
            LinkedListElement* ref;
            while((ref = getFirst()) != NULL)
            {
                ((Reference<TO, FROM>*) ref)->invalidate();
                ref->delink();                              // the delink might be already done by invalidate(), but doing it here again does not hurt and insures an empty list
            }
        }
};

//=====================================================
#endif

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MaNGOS

MaNGOS is an object-oriented Massively Multiplayer Online Role-Playing Game Server (MMORPGS). It\'s an educational project, to help developers get familar with large scale C++ and C# development projects.

Project homepage: http://sourceforge.net/projects/mangos
Programming language(s): C,C++,SQL
License: gpl2

  RefManager.h
  Reference.h