WorkManagerを使っていい塩梅でNotificationをする話

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1. WorkManagerΛ࢖ͬͯ ͍͍ԘകͰ NotificationΛ͢Δ࿩ LINE Fukuoka അݟ ੣ @umakoz Android Night 2019/3
2. About me • LINE Fukuoka ։ൃ3ࣨ • അݟɹ੣ʢumami makotoʣ • @umakoz • LINE Creators Studio for Android • ! 3°02'03"
3. LINE Creators Studio • εϚʔτϑΥϯ͔ΒLINEελϯϓ͕؆୯ʹ࡞ΕΔ • ࡱͬͨࣸਅΛՃ޻ͯ͠ελϯϓʹͰ͖Δ • ελϯϓͷ৹ࠪਃ੥΍ൢച͕Ͱ͖Δ https://creator.line.me/ja/studio/
4. ࢓༷ ύοέʔδͷ࡞੒్தͰΞϓϦ͕ 7೔ؒىಈ͞Εͳ͔ͬͨΒ19࣌ʹ ʮ͋ͱNݸελϯϓΛ࡞ͬͯ ύοέʔδΛਃ੥͠·ͤΜ͔ʁʯ ͱ௨஌͢Δ
5. WorkManager Background JobΛ؅ཧ͢ΔͨΊͷ Android Jetpack Component
6. WorkManager key features 1 • API 14·ͰԼҐޓ׵ੑ͕͋Δ • API 23+ͷDeviceͰ͸JobSchedulerΛ࢖͏ • API 13-22ͷDeviceͰ͸BroadcastReceiverͱ AlarmManagerΛ૊Έ߹Θͤͯ࢖͏ • Network͕࢖͑Δ͔ͱ͔Battery͕े෼͔ͳͲͷ੍໿Λ͚ͭͯ ࣮ߦͰ͖Δ
7. WorkManager key features 2 • 1ճ͖Γ΍पظతͳTaskΛScheduleͰ͖Δ • Schduleͨ͠Taskͷ؅ཧʗ؂ࢹ͕Ͱ͖Δ • TaskΛ࿈࣮݁ͯ͠ߦͰ͖Δ • ͨͱ͑App΍Device͕࠶ىಈͯ͠΋Taskͷ࣮ߦΛอূ͢Δ
8. OneTimeWork 1ճ͖ΓͷTask
9. class SomeWorker( appContext: Context, workerParams: WorkerParameters ) : Worker(appContext, workerParams) { override fun doWork(): Result { // Do the work here return Result.success() } } val request = OneTimeWorkRequest .Builder(SomeWorker::class.java) .setInitialDelay(1, TimeUnit.HOURS) .build() WorkManager.getInstance() .enqueue(request)
10. PeriodicWork पظతͳTask
11. class SomeWorker( appContext: Context, workerParams: WorkerParameters ) : Worker(appContext, workerParams) { override fun doWork(): Result { // Do the work here return Result.success() } } val request = PeriodicWorkRequest .Builder(SomeWorker::class.java, 1, TimeUnit.HOURS) .build() WorkManager.getInstance() .enqueue(request)
12. ࢓༷ ύοέʔδͷ࡞੒్தͰΞϓϦ͕ 7೔ؒىಈ͞Εͳ͔ͬͨΒ19࣌ʹ ʮ͋ͱNݸελϯϓΛ࡞ͬͯ ύοέʔδΛਃ੥͠·ͤΜ͔ʁʯ ͱ௨஌͢Δ
13. ͋ͳͨͳΒͲ͏͢Δʁ
14. PeriodicWork Interval 7days • ❌ AppͷىಈͰपظ͕ζϨΔ
15. PeriodicWork Interval 1day • ❌ AppΛىಈͨ࣌͠ࠁʹTask͕࣮ߦ͞ΕΔ
16. PeriodicWork Interval 1min • ❌ ͦ΋ͦ΋15෼Ҏ্ʹ͔͠IntervalΛઃఆͰ͖ͳ͍ ʢTaskͷ࠷௕࣮ߦ࣌ؒ͸10෼ʣ
17. OneTimeWork InitialDelay 1min • ❌ ແବͳॲཧ͕ଟͯ͘ɺcode͕ෳࡶʹͳΔ
18. PeriodicWork Interval 15min • ❌ ࠷େ14෼59ඵͷζϨΛڐ༰͠ͳ͍ͱ͍͚ͳ͍
19. OneTimeWork + PeriodicWork • ⭕ OneTimeWorkͰ࣌ࠁௐ੔ͯ͠PeriodicWorkΛEnqueue
20. ༨ஊ ͜ͷ࢓༷͸iOSʹͱͬͯΊͬͪΌਏ͍ App΍Device͕࠶ىಈͨ͠Β Taskͷ࣮ߦΛอূͰ͖ͳ͍
21. ݁࿦ ࢓༷ʹΑͬͯ͸ WorkManagerΛ࢖ͬͯ΋ ׂͱ͠ΜͲ͍
22. LINE͸ Android EngineerΛ ืू͍ͯ͠·͢!!!!!