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// Copyright 2016 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 BASE_TASK_SCHEDULER_SERVICE_THREAD_H_
#define BASE_TASK_SCHEDULER_SERVICE_THREAD_H_
#include <memory>
#include "base/base_export.h"
#include "base/macros.h"
namespace base {
namespace internal {
class DelayedTaskManager;
class SchedulerWorker;
class TaskTracker;
// A thread dedicated to performing Task Scheduler related work.
class BASE_EXPORT SchedulerServiceThread {
public:
~SchedulerServiceThread();
// Creates a SchedulerServiceThread. |task_tracker| and |delayed_task_manager|
// are passed through to the underlying SchedulerWorker. Returns a nullptr on
// failure.
static std::unique_ptr<SchedulerServiceThread> Create(
TaskTracker* task_tracker, DelayedTaskManager* delayed_task_manager);
// Wakes the SchedulerServiceThread if it wasn't already awake. This also has
// the impact of updating the amount of time the thread sleeps for delayed
// tasks.
void WakeUp();
// Joins this SchedulerServiceThread. This can only be called once.
void JoinForTesting();
private:
SchedulerServiceThread(std::unique_ptr<SchedulerWorker> worker);
const std::unique_ptr<SchedulerWorker> worker_;
DISALLOW_COPY_AND_ASSIGN(SchedulerServiceThread);
};
} // namespace internal
} // namespace base
#endif // BASE_TASK_SCHEDULER_SERVICE_THREAD_H_
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