/*
 * 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,
 * 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.
 */

#ifndef WebStorageAreaImpl_h
#define WebStorageAreaImpl_h

#if ENABLE(DOM_STORAGE)

#include "StorageAreaImpl.h"
#include "WebStorageArea.h"

namespace WebKit {

    class WebStorageAreaImpl : public WebStorageArea {
    public:
        WebStorageAreaImpl(PassRefPtr<WebCore::StorageArea> storageArea, PassRefPtr<WebCore::SecurityOrigin> origin);
        virtual ~WebStorageAreaImpl();
        virtual void lock(bool& invalidateCache, size_t& bytesLeftInQuota);
        virtual void unlock();
        virtual unsigned length();
        virtual WebString key(unsigned index, bool& keyException);
        virtual WebString getItem(const WebString& key);
        virtual void setItem(const WebString& key, const WebString& value, bool& quotaException);
        virtual void removeItem(const WebString& key);
        virtual void clear();

    private:
        RefPtr<WebCore::StorageArea> m_storageArea;

        // We must store a reference to this because m_storageArea contains a pointer to it.
        RefPtr<WebCore::SecurityOrigin> m_origin;
    };

} // namespace WebKit

#endif // ENABLE(DOM_STORAGE)

#endif // WebStorageAreaImpl_h