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/*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 INC. OR
* 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 "Storage.h"
#include "Frame.h"
#include "Page.h"
#include "Settings.h"
#include "StorageArea.h"
#include "PlatformString.h"
#include <wtf/PassRefPtr.h>
namespace WebCore {
PassRefPtr<Storage> Storage::create(Frame* frame, PassRefPtr<StorageArea> storageArea)
{
return adoptRef(new Storage(frame, storageArea));
}
Storage::Storage(Frame* frame, PassRefPtr<StorageArea> storageArea)
: DOMWindowProperty(frame)
, m_storageArea(storageArea)
{
ASSERT(m_frame);
ASSERT(m_storageArea);
if (m_storageArea)
m_storageArea->incrementAccessCount();
}
Storage::~Storage()
{
if (m_storageArea)
m_storageArea->decrementAccessCount();
}
unsigned Storage::length() const
{
if (!m_frame || !m_frame->page() || m_storageArea->disabledByPrivateBrowsingInFrame(m_frame))
return 0;
return m_storageArea->length(m_frame);
}
String Storage::key(unsigned index) const
{
if (!m_frame || !m_frame->page() || m_storageArea->disabledByPrivateBrowsingInFrame(m_frame))
return String();
return m_storageArea->key(index, m_frame);
}
String Storage::getItem(const String& key) const
{
if (!m_frame || !m_frame->page() || m_storageArea->disabledByPrivateBrowsingInFrame(m_frame))
return String();
return m_storageArea->getItem(key, m_frame);
}
void Storage::setItem(const String& key, const String& value, ExceptionCode& ec)
{
ec = 0;
if (!m_frame)
return;
m_storageArea->setItem(key, value, ec, m_frame);
}
void Storage::removeItem(const String& key)
{
if (!m_frame)
return;
m_storageArea->removeItem(key, m_frame);
}
void Storage::clear()
{
if (!m_frame)
return;
m_storageArea->clear(m_frame);
}
bool Storage::contains(const String& key) const
{
if (!m_frame || !m_frame->page() || m_storageArea->disabledByPrivateBrowsingInFrame(m_frame))
return false;
return m_storageArea->contains(key, m_frame);
}
}
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