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// Copyright (c) 2012 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_runner.h"
#include <utility>
#include "base/compiler_specific.h"
#include "base/logging.h"
#include "base/threading/post_task_and_reply_impl.h"
namespace base {
namespace {
// TODO(akalin): There's only one other implementation of
// PostTaskAndReplyImpl in WorkerPool. Investigate whether it'll be
// possible to merge the two.
class PostTaskAndReplyTaskRunner : public internal::PostTaskAndReplyImpl {
public:
explicit PostTaskAndReplyTaskRunner(TaskRunner* destination);
private:
bool PostTask(const Location& from_here, OnceClosure task) override;
// Non-owning.
TaskRunner* destination_;
};
PostTaskAndReplyTaskRunner::PostTaskAndReplyTaskRunner(
TaskRunner* destination) : destination_(destination) {
DCHECK(destination_);
}
bool PostTaskAndReplyTaskRunner::PostTask(const Location& from_here,
OnceClosure task) {
return destination_->PostTask(from_here, std::move(task));
}
} // namespace
bool TaskRunner::PostTask(const Location& from_here, OnceClosure task) {
return PostDelayedTask(from_here, std::move(task), base::TimeDelta());
}
bool TaskRunner::PostTaskAndReply(const Location& from_here,
OnceClosure task,
OnceClosure reply) {
return PostTaskAndReplyTaskRunner(this).PostTaskAndReply(
from_here, std::move(task), std::move(reply));
}
TaskRunner::TaskRunner() = default;
TaskRunner::~TaskRunner() = default;
void TaskRunner::OnDestruct() const {
delete this;
}
void TaskRunnerTraits::Destruct(const TaskRunner* task_runner) {
task_runner->OnDestruct();
}
} // namespace base