/*

    Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de)

    Copyright (C) 2001 Dirk Mueller (mueller@kde.org)

    Copyright (C) 2002 Waldo Bastian (bastian@kde.org)

    Copyright (C) 2004, 2005, 2006, 2007 Apple Inc. All rights reserved.

    This library is free software; you can redistribute it and/or

    modify it under the terms of the GNU Library General Public

    License as published by the Free Software Foundation; either

    version 2 of the License, or (at your option) any later version.

    This library 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

    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public License

    along with this library; see the file COPYING.LIB.  If not, write to

    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,

    Boston, MA 02110-1301, USA.

    This class provides all functionality needed for loading images, style sheets and html

    pages from the web. It has a memory cache for these objects.

*/

#include "config.h"

#include "CachedResourceClientWalker.h"

namespace WebCore {

CachedResourceClientWalker::CachedResourceClientWalker(const HashCountedSet<CachedResourceClient*>& set)

    : m_clientSet(set), m_clientVector(set.size()), m_index(0)

{

    typedef HashCountedSet<CachedResourceClient*>::const_iterator Iterator;

    Iterator end = set.end();

    size_t clientIndex = 0;

    for (Iterator current = set.begin(); current != end; ++current)

        m_clientVector[clientIndex++] = current->first;

}

CachedResourceClient* CachedResourceClientWalker::next()

{

    size_t size = m_clientVector.size();

    while (m_index < size) {

        CachedResourceClient* next = m_clientVector[m_index++];

        if (m_clientSet.contains(next))

            return next;

    }

    return 0;

}

}