/*

 * Copyright (C) 2010 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:

 *

 * 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 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.

 */

#ifndef IDBKeyRange_h

#define IDBKeyRange_h

#if ENABLE(INDEXED_DATABASE)

#include "IDBAny.h"

#include "SerializedScriptValue.h"

#include <wtf/PassRefPtr.h>

#include <wtf/RefCounted.h>

namespace WebCore {

class IDBKeyRange : public RefCounted<IDBKeyRange> {

public:

    // Keep in sync with what's in the .idl file.

    enum Flags {

        SINGLE = 0,

        LEFT_OPEN = 1,

        RIGHT_OPEN = 2,

        LEFT_BOUND = 4,

        RIGHT_BOUND = 8,

    };

    static PassRefPtr<IDBKeyRange> create(PassRefPtr<SerializedScriptValue> left, PassRefPtr<SerializedScriptValue> right, unsigned short flags)

    {

        return adoptRef(new IDBKeyRange(left, right, flags));

    }

    ~IDBKeyRange() { }

    PassRefPtr<IDBAny> left() const { return IDBAny::create(m_left.get()); }

    PassRefPtr<IDBAny> right() const { return IDBAny::create(m_right.get()); }

    unsigned short flags() const { return m_flags; }

private:

    IDBKeyRange(PassRefPtr<SerializedScriptValue> left, PassRefPtr<SerializedScriptValue> right, unsigned short flags);

    RefPtr<SerializedScriptValue> m_left;

    RefPtr<SerializedScriptValue> m_right;

    unsigned short m_flags;

};

} // namespace WebCore

#endif

#endif // IDBKeyRange_h