/*

 * 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:

 *

 *     * 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 Blob_h

#define Blob_h

#include "BlobItem.h"

#include "PlatformString.h"

#include <wtf/PassRefPtr.h>

#include <wtf/RefCounted.h>

#include <wtf/Vector.h>

namespace WebCore {

class Blob : public RefCounted<Blob> {

public:

    static PassRefPtr<Blob> create(const String& type, const BlobItemList& items)

    {

        return adoptRef(new Blob(type, items));

    }

    // FIXME: Deprecated method.  This is called only from

    // bindings/v8/SerializedScriptValue.cpp and the usage in it will become invalid once

    // BlobBuilder is introduced.

    static PassRefPtr<Blob> create(const String& path)

    {

        return adoptRef(new Blob(path));

    }

    virtual ~Blob() { }

    unsigned long long size() const;

    const String& type() const { return m_type; }

    virtual bool isFile() const { return false; }

    // FIXME: Deprecated method.

    const String& path() const;

    const BlobItemList& items() const { return m_items; }

#if ENABLE(BLOB_SLICE)

    PassRefPtr<Blob> slice(long long start, long long length, const String& contentType = String()) const;

#endif

protected:

    Blob(const String& type, const BlobItemList&);

    Blob(const PassRefPtr<BlobItem>&);

    // FIXME: Deprecated constructor.  See also the comment for Blob::create(path).

    Blob(const String& path);

    BlobItemList m_items;

    String m_type;

};

} // namespace WebCore

#endif // Blob_h