chromium/components/unexportable_keys/background_long_task_scheduler.cc

// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "components/unexportable_keys/background_long_task_scheduler.h"

#include <string_view>

#include "base/check_op.h"
#include "base/containers/circular_deque.h"
#include "base/memory/scoped_refptr.h"
#include "base/memory/weak_ptr.h"
#include "base/metrics/histogram_functions.h"
#include "base/no_destructor.h"
#include "base/notreached.h"
#include "base/strings/strcat.h"
#include "base/task/sequenced_task_runner.h"
#include "base/time/time.h"
#include "base/trace_event/typed_macros.h"
#include "components/unexportable_keys/background_task.h"
#include "components/unexportable_keys/background_task_priority.h"
#include "components/unexportable_keys/background_task_type.h"

namespace unexportable_keys {

namespace {

void RecordDurationHistogramWithAndWithoutSuffix(
    const char* base_histogram_name,
    std::string_view suffix,
    base::TimeDelta duration) { … }

}  // namespace

BackgroundLongTaskScheduler::BackgroundLongTaskScheduler(
    scoped_refptr<base::SequencedTaskRunner> background_task_runner)
    : … { … }

BackgroundLongTaskScheduler::~BackgroundLongTaskScheduler() = default;

void BackgroundLongTaskScheduler::PostTask(
    std::unique_ptr<BackgroundTask> task) { … }

void BackgroundLongTaskScheduler::OnTaskCompleted(BackgroundTask* task) { … }

void BackgroundLongTaskScheduler::MaybeRunNextPendingTask() { … }

BackgroundLongTaskScheduler::TaskQueue&
BackgroundLongTaskScheduler::GetTaskQueueForPriority(
    BackgroundTaskPriority priority) { … }

BackgroundLongTaskScheduler::TaskQueue*
BackgroundLongTaskScheduler::GetHighestPriorityNonEmptyTaskQueue() { … }

std::unique_ptr<BackgroundTask>
BackgroundLongTaskScheduler::TakeNextPendingTask() { … }

}  // namespace unexportable_keys