/*

 * Copyright (C) 2008 Apple Inc. All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 *

 * 1.  Redistributions of source code must retain the above copyright

 *     notice, this list of conditions and the following disclaimer.

 * 2.  Redistributions in binary form must reproduce the above copyright

 *     notice, this list of conditions and the following disclaimer in the

 *     documentation and/or other materials provided with the distribution.

 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of

 *     its contributors may be used to endorse or promote products derived

 *     from this software without specific prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY

 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY

 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 */

#include "config.h"

#include "DocumentLoader.h"

#include "MainResourceLoader.h"

#include "ResourceHandle.h"

#include "ResourceLoader.h"

#include <wtf/UnusedParam.h>

namespace WebCore {

#ifndef BUILDING_ON_TIGER

static void scheduleAll(const ResourceLoaderSet& loaders, SchedulePair* pair)

{

    const ResourceLoaderSet copy = loaders;

    ResourceLoaderSet::const_iterator end = copy.end();

    for (ResourceLoaderSet::const_iterator it = copy.begin(); it != end; ++it)

        if (ResourceHandle* handle = (*it)->handle())

            handle->schedule(pair);

}

static void unscheduleAll(const ResourceLoaderSet& loaders, SchedulePair* pair)

{

    const ResourceLoaderSet copy = loaders;

    ResourceLoaderSet::const_iterator end = copy.end();

    for (ResourceLoaderSet::const_iterator it = copy.begin(); it != end; ++it)

        if (ResourceHandle* handle = (*it)->handle())

            handle->unschedule(pair);

}

#endif

void DocumentLoader::schedule(SchedulePair* pair)

{

#ifndef BUILDING_ON_TIGER

    if (m_mainResourceLoader && m_mainResourceLoader->handle())

        m_mainResourceLoader->handle()->schedule(pair);

    scheduleAll(m_subresourceLoaders, pair);

    scheduleAll(m_plugInStreamLoaders, pair);

    scheduleAll(m_multipartSubresourceLoaders, pair);

#else

    UNUSED_PARAM(pair);

#endif

}

void DocumentLoader::unschedule(SchedulePair* pair)

{

#ifndef BUILDING_ON_TIGER

    if (m_mainResourceLoader && m_mainResourceLoader->handle())

        m_mainResourceLoader->handle()->unschedule(pair);

    unscheduleAll(m_subresourceLoaders, pair);

    unscheduleAll(m_plugInStreamLoaders, pair);

    unscheduleAll(m_multipartSubresourceLoaders, pair);

#else

    UNUSED_PARAM(pair);

#endif

}

} // namespace