/*

 * Copyright (C) 2009 Google 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:

 *

 *     * Redistributions of source code must retain the above copyright

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

 *     * 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.

 *     * Neither the name of Google Inc. 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT

 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

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 */

#include "config.h"

#include "MainThreadDOMData.h"

#include "V8IsolatedContext.h"

namespace WebCore {

MainThreadDOMData::MainThreadDOMData()

    : m_defaultStore(this)

{

}

MainThreadDOMData* MainThreadDOMData::getCurrent()

{

    ASSERT(WTF::isMainThread());

    DEFINE_STATIC_LOCAL(MainThreadDOMData, mainThreadDOMData, ());

    return &mainThreadDOMData;

}

DOMDataStore& MainThreadDOMData::getMainThreadStore()

{

    // This is broken out as a separate non-virtual method from getStore()

    // so that it can be inlined by getCurrentMainThreadStore, which is

    // a hot spot in Dromaeo DOM tests.

    ASSERT(WTF::isMainThread());

    V8IsolatedContext* context = V8IsolatedContext::getEntered();

    if (UNLIKELY(context != 0))

        return *context->world()->domDataStore();

    return m_defaultStore;

}

DOMDataStore& MainThreadDOMData::getCurrentMainThreadStore()

{

    return getCurrent()->getMainThreadStore();

}

} // namespace WebCore