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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_EXTENSIONS_BLOB_READER_H_
#define CHROME_BROWSER_EXTENSIONS_BLOB_READER_H_
#include <string>
#include "base/callback.h"
#include "base/memory/scoped_ptr.h"
#include "net/base/io_buffer.h"
#include "net/url_request/url_fetcher_delegate.h"
#include "net/url_request/url_request.h"
#include "url/gurl.h"
class Profile;
namespace net {
class URLFetcher;
}
class BlobReader : public net::URLFetcherDelegate {
public:
typedef base::Callback<void(scoped_ptr<std::string> blob_data)>
BlobReadCallback;
BlobReader(Profile* profile,
const std::string& blob_uuid,
BlobReadCallback callback);
virtual ~BlobReader();
void SetByteRange(int64 offset, int64 length);
void Start();
private:
// Overridden from net::URLFetcherDelegate.
virtual void OnURLFetchComplete(const net::URLFetcher* source) OVERRIDE;
BlobReadCallback callback_;
scoped_ptr<net::URLFetcher> fetcher_;
DISALLOW_COPY_AND_ASSIGN(BlobReader);
};
#endif // CHROME_BROWSER_EXTENSIONS_BLOB_READER_H_
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