| // 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. |
| |
| #include "base/task_scheduler/task.h" |
| |
| #include <utility> |
| |
| #include "base/critical_closure.h" |
| |
| namespace base { |
| namespace internal { |
| |
| Task::Task(const Location& posted_from, |
| OnceClosure task, |
| const TaskTraits& traits, |
| TimeDelta delay) |
| : PendingTask( |
| posted_from, |
| traits.shutdown_behavior() == TaskShutdownBehavior::BLOCK_SHUTDOWN |
| ? MakeCriticalClosure(std::move(task)) |
| : std::move(task), |
| delay.is_zero() ? TimeTicks() : TimeTicks::Now() + delay, |
| Nestable::kNonNestable), |
| // Prevent a delayed BLOCK_SHUTDOWN task from blocking shutdown before it |
| // starts running by changing its shutdown behavior to SKIP_ON_SHUTDOWN. |
| traits( |
| (!delay.is_zero() && |
| traits.shutdown_behavior() == TaskShutdownBehavior::BLOCK_SHUTDOWN) |
| ? TaskTraits::Override(traits, |
| {TaskShutdownBehavior::SKIP_ON_SHUTDOWN}) |
| : traits), |
| delay(delay) {} |
| |
| // This should be "= default but MSVC has trouble with "noexcept = default" in |
| // this case. |
| Task::Task(Task&& other) noexcept |
| : PendingTask(std::move(other)), |
| traits(other.traits), |
| delay(other.delay), |
| sequenced_time(other.sequenced_time), |
| sequenced_task_runner_ref(std::move(other.sequenced_task_runner_ref)), |
| single_thread_task_runner_ref( |
| std::move(other.single_thread_task_runner_ref)) {} |
| |
| Task::~Task() = default; |
| |
| } // namespace internal |
| } // namespace base |