components/background_task_scheduler/background_task_scheduler_factory.cc

   1 // Copyright 2020 The Chromium Authors
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "components/background_task_scheduler/background_task_scheduler_factory.h"
   6
   7 #include <memory>
   8
   9 #include "base/memory/singleton.h"
  10 #include "build/build_config.h"
  11 #include "components/background_task_scheduler/background_task_scheduler.h"
  12 #include "components/keyed_service/core/simple_dependency_manager.h"
  13
  14 #if BUILDFLAG(IS_ANDROID)
  15 #include "components/background_task_scheduler/internal/android/native_task_scheduler.h"
  16 #endif
  17
  18 namespace background_task {
  19
  20 // static
  21 BackgroundTaskSchedulerFactory* BackgroundTaskSchedulerFactory::GetInstance() {
  22   return base::Singleton<BackgroundTaskSchedulerFactory>::get();
  23 }
  24
  25 // static
  26 BackgroundTaskScheduler* BackgroundTaskSchedulerFactory::GetForKey(
  27     SimpleFactoryKey* key) {
  28   return static_cast<BackgroundTaskScheduler*>(
  29       GetInstance()->GetServiceForKey(key, true));
  30 }
  31
  32 BackgroundTaskSchedulerFactory::BackgroundTaskSchedulerFactory()
  33     : SimpleKeyedServiceFactory("BackgroundTaskScheduler",
  34                                 SimpleDependencyManager::GetInstance()) {}
  35
  36 BackgroundTaskSchedulerFactory::~BackgroundTaskSchedulerFactory() = default;
  37
  38 std::unique_ptr<KeyedService>
  39 BackgroundTaskSchedulerFactory::BuildServiceInstanceFor(
  40     SimpleFactoryKey* key) const {
  41 #if BUILDFLAG(IS_ANDROID)
  42   return std::make_unique<NativeTaskScheduler>();
  43 #else
  44   return nullptr;
  45 #endif
  46 }
  47
  48 SimpleFactoryKey* BackgroundTaskSchedulerFactory::GetKeyToUse(
  49     SimpleFactoryKey* key) const {
  50   return key;
  51 }
  52
  53 }  // namespace background_task