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content / browser / background_fetch / storage / get_metadata_task.h [blame]
// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_BACKGROUND_FETCH_STORAGE_GET_METADATA_TASK_H_
#define CONTENT_BROWSER_BACKGROUND_FETCH_STORAGE_GET_METADATA_TASK_H_
#include <memory>
#include <string>
#include <vector>
#include "base/functional/callback_forward.h"
#include "content/browser/background_fetch/background_fetch.pb.h"
#include "content/browser/background_fetch/storage/database_task.h"
#include "third_party/blink/public/common/service_worker/service_worker_status_code.h"
namespace blink {
class StorageKey;
} // namespace blink
namespace content {
namespace background_fetch {
// Gets an active Background Fetch metadata entry from the database.
class GetMetadataTask : public DatabaseTask {
public:
using GetMetadataCallback =
base::OnceCallback<void(blink::mojom::BackgroundFetchError,
std::unique_ptr<proto::BackgroundFetchMetadata>)>;
GetMetadataTask(DatabaseTaskHost* host,
int64_t service_worker_registration_id,
const blink::StorageKey& storage_key,
const std::string& developer_id,
GetMetadataCallback callback);
GetMetadataTask(const GetMetadataTask&) = delete;
GetMetadataTask& operator=(const GetMetadataTask&) = delete;
~GetMetadataTask() override;
// DatabaseTask implementation:
void Start() override;
private:
void DidGetUniqueId(const std::vector<std::string>& data,
blink::ServiceWorkerStatusCode status);
void DidGetMetadata(const std::vector<std::string>& data,
blink::ServiceWorkerStatusCode status);
void ProcessMetadata(const std::string& metadata);
void FinishWithError(blink::mojom::BackgroundFetchError error) override;
int64_t service_worker_registration_id_;
blink::StorageKey storage_key_;
std::string developer_id_;
GetMetadataCallback callback_;
std::unique_ptr<proto::BackgroundFetchMetadata> metadata_proto_;
base::WeakPtrFactory<GetMetadataTask> weak_factory_{this}; // Keep as last.
};
} // namespace background_fetch
} // namespace content
#endif // CONTENT_BROWSER_BACKGROUND_FETCH_STORAGE_GET_METADATA_TASK_H_