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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_FETCH_BYTES_UPLOADER_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_FETCH_BYTES_UPLOADER_H_
#include "mojo/public/cpp/bindings/pending_remote.h"
#include "mojo/public/cpp/system/data_pipe.h"
#include "mojo/public/cpp/system/simple_watcher.h"
#include "services/network/public/mojom/chunked_data_pipe_getter.mojom-blink.h"
#include "third_party/blink/renderer/core/core_export.h"
#include "third_party/blink/renderer/core/execution_context/execution_context_lifecycle_observer.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"
#include "third_party/blink/renderer/platform/heap/member.h"
#include "third_party/blink/renderer/platform/heap/prefinalizer.h"
#include "third_party/blink/renderer/platform/loader/fetch/bytes_consumer.h"
#include "third_party/blink/renderer/platform/mojo/heap_mojo_receiver.h"
#include "third_party/blink/renderer/platform/wtf/gc_plugin.h"
namespace base {
class SingleThreadTaskRunner;
} // namespace base
namespace blink {
class CORE_EXPORT BytesUploader
: public GarbageCollected<BytesUploader>,
public BytesConsumer::Client,
public network::mojom::blink::ChunkedDataPipeGetter,
public ExecutionContextLifecycleObserver {
USING_PRE_FINALIZER(BytesUploader, Dispose);
public:
class Client : public GarbageCollectedMixin {
public:
virtual ~Client() = default;
virtual void OnComplete() = 0;
virtual void OnError() = 0;
};
BytesUploader(
ExecutionContext* execution_context,
BytesConsumer* consumer,
mojo::PendingReceiver<network::mojom::blink::ChunkedDataPipeGetter>
pending_receiver,
scoped_refptr<base::SingleThreadTaskRunner> task_runner,
Client* client);
~BytesUploader() override;
BytesUploader(const BytesUploader&) = delete;
BytesUploader& operator=(const BytesUploader&) = delete;
void Trace(blink::Visitor*) const override;
private:
// BytesConsumer::Client implementation
void OnStateChange() override;
String DebugName() const override { return "BytesUploader"; }
// mojom::ChunkedDataPipeGetter implementation:
void GetSize(GetSizeCallback get_size_callback) override;
void StartReading(mojo::ScopedDataPipeProducerHandle upload_pipe) override;
// ExecutionContextLifecycleObserver implementation:
void ContextDestroyed() override;
void OnPipeWriteable(MojoResult unused);
void WriteDataOnPipe();
void Close();
// TODO(yoichio): Add a string parameter and show it on console.
void CloseOnError();
void Dispose();
Member<BytesConsumer> consumer_;
Member<Client> client_;
HeapMojoReceiver<network::mojom::blink::ChunkedDataPipeGetter, BytesUploader>
receiver_;
mojo::ScopedDataPipeProducerHandle upload_pipe_;
mojo::SimpleWatcher upload_pipe_watcher_;
GetSizeCallback get_size_callback_;
uint64_t total_size_ = 0;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_FETCH_BYTES_UPLOADER_H_
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