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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_DOWNLOAD_PUBLIC_COMMON_URL_LOADER_FACTORY_PROVIDER_H_
#define COMPONENTS_DOWNLOAD_PUBLIC_COMMON_URL_LOADER_FACTORY_PROVIDER_H_
#include "base/task/sequenced_task_runner.h"
#include "components/download/public/common/download_export.h"
#include "services/network/public/cpp/shared_url_loader_factory.h"
namespace download {
// Class for wrapping a SharedURLLoaderFactory that can be passed across thread
// so that it can be used later on IO thread to retrieve the factory to create
// parallel download requests.
class COMPONENTS_DOWNLOAD_EXPORT URLLoaderFactoryProvider {
public:
using URLLoaderFactoryProviderPtr =
std::unique_ptr<URLLoaderFactoryProvider, base::OnTaskRunnerDeleter>;
explicit URLLoaderFactoryProvider(
scoped_refptr<network::SharedURLLoaderFactory> url_loader_factory);
URLLoaderFactoryProvider(const URLLoaderFactoryProvider&) = delete;
URLLoaderFactoryProvider& operator=(const URLLoaderFactoryProvider&) = delete;
virtual ~URLLoaderFactoryProvider();
// Called on the io thread to get the URL loader.
scoped_refptr<network::SharedURLLoaderFactory> GetURLLoaderFactory();
// Helper method to get an null ptr.
static URLLoaderFactoryProviderPtr GetNullPtr();
private:
scoped_refptr<network::SharedURLLoaderFactory> url_loader_factory_;
};
} // namespace download
#endif // COMPONENTS_DOWNLOAD_PUBLIC_COMMON_URL_LOADER_FACTORY_PROVIDER_H_
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