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Review of Google I/O 2017 & Prepare for Google I/O 2018
Keisuke Kobayashi
May 08, 2018
Programming
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240
Review of Google I/O 2017 & Prepare for Google I/O 2018
Google IO Extended Tokyo 2018
Keisuke Kobayashi
May 08, 2018
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Transcript
Review of Google I/O 2017 & Prepare for Google I/O
2018 Keisuke Kobayashi / kobakei Google I/O Extended Tokyo 2018
About Me • Keisuke Kobayashi • Twitter: kobakei122 • GitHub:
kobakei • Kyash, Inc • Android engineer / iOS engineer / Eng. Manager • ݸਓࣄۀओ
Kyash ID: kobakei ײँͷ39ԁʢThank Youʣͪ͜Β·Ͱʂ
ӡӦͷํʹґཔ͞Εͨ
ӡӦͷํʹґཔ͞Εͨ
None
தͩ͠ ΏΔ;ΘܥͷLTΛ͠·͢ ※ࠓίʔυҰग़·ͤΜ
ࠓ͢͜ͱ • Google I/O 2017ͷηογϣϯৼΓฦΓ • ࣮ࡍʹۀͰͬͨͷͱ͔ • Google I/O
2018ͷηογϣϯ • ಠஅͱภݟͰνϣΠε͠·͢ • ΄΅AndroidܥͷηογϣϯͰ͢
Google I/O 2017ͷ ৼΓฦΓ
ݸਓతʹࢥ͍ग़͕͋Δͷ • Kotlin • Android Studio 3.0 • Architecture Components
• Oreo௨ʢ௨νϟϯωϧʣ • Adaptive Icon • Firebase Performance Monitoring • SafetyNet in Developer Console
Kotlin • Kotlin͍͍ͧ • KyashϑϧKotlin
Λऴ͑ͨਓͨͪ • Retrolambda • KotlinʹϥϜμࣜ͋ΔͷͰෆཁ • Lightweight Stream API •
KotlinͷίϨΫγϣϯΠέͯΔͷͰෆཁ
࣮ࡍKotlinͲ͏ʁ • ؒҧ͍ͳ͘࠾༻ͯ͠Α͔ͬͨ • Null safetyʹΑΔNPEճආ • Delegated property, Class
delegation • ԿΑΓॻ͍ͯͯؾ͍͍࣋ͪ • །Ұࣄނͬͨͷ͕Parcelize • JellyBeansͰىಈ͠ͳ͘ͳΔόάʢࠓͬͨʣ
Android Studio 3.0 • ͳ͔ͳ͔ग़ͳ͔ͬͨʢ201711݄ϦϦʔε) • Oreoͷ৽ػೳ͕ͦΕ·Ͱ͑ͳͯ͘ਏ͔ͬͨ • Adaptive Icons,
Autosizing TextViews • Ϗϧυ͕ૣ͘ͳͬͨʢΒ͍͠ʣ • Profiler͕৽͘͠ͳ͚ͬͨͲɺਖ਼͋·Γͬͯͳ͍
Architecture Components • KyashͰࠓͷॴͬͯͳ͍ • ։ൃ࣌alpha~betaͩͬͨͷͰɺࣅͨΑ͏ͳΈΛࣗ࡞ͨ͠ • ෭ۀઌͰಋೖͨ͠ • Lifecycle
& ViewModel • RxJava & AutoDisposeͱΈ߹Θͤͨ • LiveData, Room, Pagingຊ൪Ͱͬͨ͜ͱͳ͍
Oreoͷ௨ • ௨νϟϯωϧͷՃ • Ϣʔβʔ͕νϟϯωϧ͝ͱʹ௨ͷදࣔʗ ඇදࣔԻɾόΠϒΛઃఆՄೳʹ • Target SDKΛ্͛ͨΒ௨͕ग़ͳ͘ͳͬͯɺ ରԠΛഭΒΕͨਓଟ͍ͷͰʁ
༨ஊ: DroidKaigi 2018Ͱͨ͠ • ʮ։ൃऀ͕͓͖͍ͬͯͨ௨ͷྺ࢙ʯͰݕ ࡧ͠Α͏ • ICSʙOreo·Ͱཏͯ͠௨ͷػೳΛհ͠ ͨ
એ: Android Pͷ௨࠷৽ͷςΫϒຊࢀর
Adaptive Icon • ɹɹ͕ରԠͯ͘͠Εͨ • OreoͳΒશͯͰΞχϝʔγϣϯ͢ΔΘɹ ͚Ͱͳ͍ • Nexus 5XΤϛϡϨʔλͰಈ͍ͨ
• Huawei Mate9ͰݟͨมΘΒͣ
Tips: ຊ൪ͱ։ൃ൛ΛΘ͔Γ͘͢
ic_launcher.xml • Build type͝ͱʹΞΠίϯͷഎܠ৭Λม͑Δ
Firebase Performance Monitoring • ىಈ࣌ؒಛఆͷϝιουͷ࣮ߦ࣌ؒΛܭଌ Ͱ͖Δ • ΊͪΌͪ͘Όظͯͨ͠ • ىಈ࣌ؒΛૣ͍ͨ͘͠Ϟνϕʔγϣϯ͕͋ͬ
ͨ
Firebase Performance Monitoring
͕ൃ֮ • ͋Δಥવ͏ͪͷPM͕KyashΛ͑ͳ͘ͳͬ ͨ • ௐͨͱ͜ΖɺHuaweiͷݹ͍Ͱىಈ࣌ʹ Ϋϥογϡ͢Δঢ়ଶʹͳͬͯͨ
None
None
SafetyNet • ϧʔτԽͨ͠GoogleͷೝূΛड͚͍ͯ ͳ͍Λ͘ • ΞϓϦ͔ΒݺΔAPIͱɺGoogle Play ConsoleͰͷΠϯετʔϧ੍ޚ͕͋Δ
ྫ͑͜ΜͳϨϏϡʔ • ͔ͤͬ͘Πϯετʔϧͨ͠ͷʹϧʔτͰ ͑ͳ͍ͬͯݴΘΕ·ͨ͠ɻ ΫιΞϓϦ
ͳͥ͜͏ͳΔͷ͔ʁ • ϥϯλΠϜͷΈϧʔτνΣοΫͯ͠ɺΠϯε τʔϧͰ͖ͯ͠·͏ͷͰɺGoogle PlayͰϨ ϏϡʔΛॻ͔Εͯ͠·͏ • ͦͯ͠େମ˒1͕͘ • SafetyNetͳΒɺΠϯετʔϧ࣌ͱϥϯλΠϜͰ
ಉ͡νΣοΫΛΒͤΔ͜ͱ͕Ͱ͖Δ
Google Play Developer Console Χλϩάˠআ֎͞Εͨˠআ֎ϧʔϧͷཧ
Google I/O 2018 ηογϣϯ
Fragments in the Architecture Components world • AACʹΑͬͯFragmentͷׂ͕ਐԽͨ͠ • ͦͷͷมߋͱਐߦதͷAPIมߋʹ͍ͭͯ
հ
Protips: a fresh look at advanced topics for Android experts
• Android͕ग़͔ͯΒ10ܦ͚ͭͲɺ૬มΘΒ ͣݹ͍πʔϧAPIͬͯΔਓ͕͍Δ • Ϟμϯͳπʔϧɺඇਪͷ࣮ύλʔϯΛ հ • ͓ͬ͞Μ͚ηογϣϯʁ
How to Kotlin - from the Lead Kotlin Language Designer
• JetBrainsͷKotlinͷϦʔυݴޠઃܭऀʹΑΔ ηογϣϯ • ΑΓKotlinΆ͍ॻ͖ํ͋·ΓΒΕͯͳ͍ ύϫϑϧͳػೳʹ͍ͭͯհͯ͘͠ΕΔ
Android KTX: sweetening Android Kotlin development • JakeਆʹΑΔηογϣϯ • KTXͰ1࣌ؒ͢͜ͱ͋ΔΜͩΖ͏͔
What's new with ConstraintLayout and Android Studio design tools •
ConstraintLayout 2.0ͷ৽ػೳͷհ
Paging with RecyclerView • AACʹ৽ͨʹՃ͞ΕͨPaging Libraryͷհ • RoomRetrofitͱΈ߹ΘͤΔํ๏ͳͲ
Enjoy Google I/O