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// Copyright (c) 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 COMPONENTS_VARIATIONS_VARIATIONS_REQUEST_SCHEDULER_MOBILE_H_
#define COMPONENTS_VARIATIONS_VARIATIONS_REQUEST_SCHEDULER_MOBILE_H_
#include "base/bind.h"
#include "base/gtest_prod_util.h"
#include "base/macros.h"
#include "components/variations/variations_request_scheduler.h"
class PrefService;
namespace variations {
// A specialized VariationsRequestScheduler that manages request cycles for
// VariationsService on mobile platforms.
class VariationsRequestSchedulerMobile : public VariationsRequestScheduler {
public:
// |task} is the closure to call when the scheduler deems ready. |local_state|
// is the PrefService that contains the time of the last fetch.
explicit VariationsRequestSchedulerMobile(const base::Closure& task,
PrefService* local_state);
~VariationsRequestSchedulerMobile() override;
// Base class overrides.
void Start() override;
void Reset() override;
void OnAppEnterForeground() override;
private:
FRIEND_TEST_ALL_PREFIXES(VariationsRequestSchedulerMobileTest,
OnAppEnterForegroundNoRun);
FRIEND_TEST_ALL_PREFIXES(VariationsRequestSchedulerMobileTest,
OnAppEnterForegroundRun);
FRIEND_TEST_ALL_PREFIXES(VariationsRequestSchedulerMobileTest,
OnAppEnterForegroundOnStartup);
// The local state instance that provides the last fetch time.
PrefService* local_state_;
// Timer used for triggering a delayed fetch for ScheduleFetch().
base::OneShotTimer schedule_fetch_timer_;
// The time the last seed request was initiated.
base::Time last_request_time_;
DISALLOW_COPY_AND_ASSIGN(VariationsRequestSchedulerMobile);
};
} // namespace variations
#endif // COMPONENTS_VARIATIONS_VARIATIONS_REQUEST_SCHEDULER_MOBILE_H_
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