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- // Copyright 2018 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.
- #ifndef COMPONENTS_COMPONENT_UPDATER_ANDROID_BACKGROUND_TASK_UPDATE_SCHEDULER_H_
- #define COMPONENTS_COMPONENT_UPDATER_ANDROID_BACKGROUND_TASK_UPDATE_SCHEDULER_H_
- #include <jni.h>
- #include "base/android/scoped_java_ref.h"
- #include "base/callback.h"
- #include "base/memory/weak_ptr.h"
- #include "components/component_updater/update_scheduler.h"
- namespace component_updater {
- // Native-side implementation of the component update scheduler using the
- // BackgroundTaskScheduler.
- class BackgroundTaskUpdateScheduler : public UpdateScheduler {
- public:
- // Returns true if this scheduler can be used.
- static bool IsAvailable();
- BackgroundTaskUpdateScheduler();
- BackgroundTaskUpdateScheduler(const BackgroundTaskUpdateScheduler&) = delete;
- BackgroundTaskUpdateScheduler& operator=(
- const BackgroundTaskUpdateScheduler&) = delete;
- ~BackgroundTaskUpdateScheduler() override;
- // UpdateScheduler:
- void Schedule(const base::TimeDelta& initial_delay,
- const base::TimeDelta& delay,
- const UserTask& user_task,
- const OnStopTaskCallback& on_stop) override;
- void Stop() override;
- // JNI:
- void OnStartTask(JNIEnv* env,
- const base::android::JavaParamRef<jobject>& obj);
- void OnStopTask(JNIEnv* env, const base::android::JavaParamRef<jobject>& obj);
- private:
- void OnStartTaskDelayed();
- base::android::ScopedJavaGlobalRef<jobject> j_update_scheduler_;
- UserTask user_task_;
- OnStopTaskCallback on_stop_;
- base::WeakPtrFactory<BackgroundTaskUpdateScheduler> weak_ptr_factory_{this};
- };
- } // namespace component_updater
- #endif // COMPONENTS_COMPONENT_UPDATER_ANDROID_BACKGROUND_TASK_UPDATE_SCHEDULER_H_
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