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// Copyright 2020 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_CONVERSIONS_CONVERSION_MANAGER_H_
#define CONTENT_BROWSER_CONVERSIONS_CONVERSION_MANAGER_H_
#include <memory>
#include "base/files/file_path.h"
#include "base/macros.h"
#include "base/memory/scoped_refptr.h"
#include "base/memory/weak_ptr.h"
#include "base/sequenced_task_runner.h"
#include "content/browser/conversions/conversion_policy.h"
#include "content/browser/conversions/conversion_storage.h"
#include "content/browser/conversions/storable_conversion.h"
namespace base {
class Clock;
} // namespace base
namespace content {
class ConversionStorage;
// UI thread class that manages the lifetime of the underlying conversion
// storage. Owned by the storage partition.
class ConversionManager : public ConversionStorage::Delegate {
public:
// |storage_task_runner| should run with base::TaskPriority::BEST_EFFORT.
ConversionManager(
const base::FilePath& user_data_directory,
scoped_refptr<base::SequencedTaskRunner> storage_task_runner);
ConversionManager(const ConversionManager& other) = delete;
ConversionManager& operator=(const ConversionManager& other) = delete;
~ConversionManager() override;
// Process a newly registered conversion. Will create and log any new
// conversion reports to storage.
void HandleConversion(const StorableConversion& conversion);
const ConversionPolicy& GetConversionPolicy() const;
private:
// ConversionStorageDelegate
void ProcessNewConversionReports(
std::vector<ConversionReport>* reports) override;
int GetMaxConversionsPerImpression() const override;
void OnInitCompleted(bool success);
// Task runner used to perform operations on |storage_|. Runs with
// base::TaskPriority::BEST_EFFORT.
scoped_refptr<base::SequencedTaskRunner> storage_task_runner_;
base::Clock* clock_;
// ConversionStorage instance which is scoped to lifetime of
// |storage_task_runner_|. |storage_| should be accessed by calling
// base::PostTask with |storage_task_runner_|, and should not be accessed
// directly.
std::unique_ptr<ConversionStorage, base::OnTaskRunnerDeleter> storage_;
// Policy used for controlling API configurations such as reporting and
// attribution models. Unique ptr so it can be overridden for testing.
std::unique_ptr<ConversionPolicy> conversion_policy_;
base::WeakPtrFactory<ConversionManager> weak_factory_;
};
} // namespace content
#endif // CONTENT_BROWSER_CONVERSIONS_CONVERSION_MANAGER_H_
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