Source/WebCore/fileapi/WebKitBlobBuilder.h

/*
 * 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,
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 */

#ifndef WebKitBlobBuilder_h
#define WebKitBlobBuilder_h

#include "BlobData.h"
#include <wtf/Forward.h>
#include <wtf/RefCounted.h>

namespace WebCore {

class ArrayBuffer;
class Blob;
class TextEncoding;

typedef int ExceptionCode;

class WebKitBlobBuilder : public RefCounted<WebKitBlobBuilder> {
public:
    static PassRefPtr<WebKitBlobBuilder> create() { return adoptRef(new WebKitBlobBuilder()); }

    void append(Blob*);
    void append(const String& text, ExceptionCode&);
    void append(const String& text, const String& ending, ExceptionCode&);
#if ENABLE(BLOB)
    void append(ArrayBuffer*);
#endif

    PassRefPtr<Blob> getBlob(const String& contentType = String());

private:
    WebKitBlobBuilder();

    Vector<char>& getBuffer();

    long long m_size;
    BlobDataItemList m_items;
};

} // namespace WebCore

#endif // WebKitBlobBuilder_h