| // Copyright 2019 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. |
| |
| #include "net/base/network_notification_thread_mac.h" |
| |
| #include "base/message_loop/message_pump_type.h" |
| #include "base/no_destructor.h" |
| #include "base/threading/thread.h" |
| |
| namespace net { |
| |
| namespace { |
| |
| class NotificationThreadMac { |
| public: |
| scoped_refptr<base::SingleThreadTaskRunner> task_runner() const { |
| return task_runner_; |
| } |
| |
| private: |
| friend base::NoDestructor<NotificationThreadMac>; |
| |
| NotificationThreadMac() : thread_("NetworkNotificationThreadMac") { |
| base::Thread::Options options; |
| options.message_pump_type = base::MessagePumpType::UI; |
| options.joinable = false; |
| thread_.StartWithOptions(options); |
| task_runner_ = thread_.task_runner(); |
| thread_.DetachFromSequence(); |
| } |
| |
| ~NotificationThreadMac() = delete; |
| |
| // The |thread_| object is not thread-safe. This should not be accessed |
| // outside the constructor. |
| base::Thread thread_; |
| |
| // Saved TaskRunner handle that can be accessed from any thread. |
| scoped_refptr<base::SingleThreadTaskRunner> task_runner_; |
| |
| DISALLOW_COPY_AND_ASSIGN(NotificationThreadMac); |
| }; |
| |
| } // namespace |
| |
| scoped_refptr<base::SingleThreadTaskRunner> GetNetworkNotificationThreadMac() { |
| static base::NoDestructor<NotificationThreadMac> notification_thread; |
| return notification_thread->task_runner(); |
| } |
| |
| } // namespace net |