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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 CONTENT_BROWSER_LOADER_UPLOAD_DATA_STREAM_BUILDER_H_
#define CONTENT_BROWSER_LOADER_UPLOAD_DATA_STREAM_BUILDER_H_
#include <memory>
#include "content/common/content_export.h"
namespace base {
class SingleThreadTaskRunner;
}
namespace storage {
class FileSystemContext;
}
namespace net {
class UploadDataStream;
}
namespace storage {
class BlobStorageContext;
}
namespace content {
class ResourceRequestBody;
class CONTENT_EXPORT UploadDataStreamBuilder {
public:
// Creates a new UploadDataStream from this request body.
//
// If |body| contains any blob references, the caller is responsible for
// making sure them outlive the returned value of UploadDataStream. We do this
// by binding the BlobDataHandles of them to ResourceRequestBody in
// ResourceDispatcherHostImpl::BeginRequest().
//
// |file_system_context| is used to create a FileStreamReader for files with
// filesystem URLs. |file_task_runner| is used to perform file operations
// when the data gets uploaded.
static std::unique_ptr<net::UploadDataStream> Build(
ResourceRequestBody* body,
storage::BlobStorageContext* blob_context,
storage::FileSystemContext* file_system_context,
base::SingleThreadTaskRunner* file_task_runner);
};
} // namespace content
#endif // CONTENT_BROWSER_LOADER_UPLOAD_DATA_STREAM_BUILDER_H_
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