Umeda.apk 報告会資料

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Building for Billions - ΨΠυϥΠϯ-

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Android App ։ൃͷ த৺తͳυΩϡϝϯτ Building for Billions for Android

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Building for Billions Framework • Connectivity • Device Capability • Data Cost

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• 2020೥ʹ͸10ԯਓ૬౰͕2G؀ڥͱ༧ଌ • ௨৴ํࣜ/઀ଓํࣜʹؔΘΒͣΞϓϦ͕ಈ͘Α͏ ͳઃܭʹઃܭ͢Δ • ωοτϫʔΫͷ଎౓͸༷ʑɺ৭ʑͳ઀ଓ଎౓Ͱ շదʹͳΔΑ͏ʹΞϓϦΛσβΠϯ͢Δ • ʢ৔ॴʹΑͬͯ͸ʣσʔλ͸ߴՁͰ͋Δ  Ϣʔβʔࣗ਎͕ίϯτϩʔϧͰ͖ΔΑ͏ʹɻ

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ΨΠυϥΠϯᶃ ઀ଓੑ  ৴པग़དྷͳ͍͜ͱ΋͋ΔωοτϫʔΫͩͱΞϓ Ϧ͕࢖͍΋ͷʹͳΒͳ͍ɺΈ͍ͨͳͷΛճආ͢ ΔͨΊʹίϯςϯπΛద੾ʹΩϟογϡ͢Δ

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ΨΠυϥΠϯᶄ ը૾ͷ࠷దԽ • WebP ΍ VD Λ࢖ͬͯϦιʔεΛখ͘͢͞Δ • ಈతʹը૾αΠζΛมߋ͢Δ࢓૊ΈΛߟ͑Δ • Glide ΍ Picaso ͳͲΛ࢖ͬͯը૾Λ࠷దԽ

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ΨΠυϥΠϯᶅ ωοτϫʔΫͷ࠷దԽ • ΦϑϥΠϯ༻ͷઃܭ(Offline != Data Empty) • GCM NetworkManager ͳͲΛར༻ • ωοτϫʔΫͷར༻ঢ়گΛ؅ཧ  ʢଳҬ෯ʹ༏ઌॱҐΛ͚ͭͯ؅ཧ͢Δʣ • Ωϟογϡઓུ

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ΨΠυϥΠϯᶆ ޓ׵ੑ • targetSdkVersionͱminSdkVersionΛద੾ʹઃఆ • Support Library Λར༻͢Δ • Google Play Service API Λར༻͢Δ

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ΨΠυϥΠϯᶇ ޮ཰తͳϝϞϦར༻ • ϝϞϦͷϑοτϓϦϯτʹ஫ҙ͢Δ • ௕ظ࣮ؒߦ͞ΕΔϓϩηεΛආ͚Δ • ϝϞϦϓϩϑΝΠϥͰͷϕϯνϚʔΫ

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ΨΠυϥΠϯᶈ ΞϓϦαΠζΛݮΒ͢ • APK͸ 10MBytes ҎԼ ʹ • Proguard Λ࢖ͬͯίʔυαΠζΛ࡟ݮ • ΞϓϦͷϩʔΧϧΩϟογϡΛ์ஔ͠ͳ͍  (DB΍FileͳͲͷΩϟογϡ͸ఆظతʹ૟আʣ

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ΨΠυϥΠϯᶉ όοςϦʔফඅΛ཈͑Δ • ޮ཰తͳωοτϫʔΫͷར༻  ※ Radio State Machine ͔Βཧղ͢Δ • GPS ଌҐʹ͸ FusedLocationProviderApi Λར༻ • Batterystats&Battery HistorianͰϕϯνϚʔΫ

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ΨΠυϥΠϯᶊ ίϯςϯπ • Responsive interaction ͱ Customizing Touch Feedback. • ର࿩తͳ UI • 100 to 200 ms ͷݪଇ  Keeping Your App Responsive : Reinforce Responsiveness

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ͦͷଞ

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SafetyNet -Google APIs protected synchronized void buildGoogleApiClient() { mGoogleApiClient = new GoogleApiClient.Builder(this) .addApi(SafetyNet.API) .addConnectionCallbacks(myMainActivity.this) .build(); }

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RequestPermission ରԠίʔυΛࣗಈੜ੒ػೳ͕ Android Stuido ʹೖΔ!Β͍͠…

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Google Play Badges https://play.google.com/intl/en_us/badges/ OLD NEW

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GCM / FCM FCM Λಋೖ͢ΔͱࣗಈతʹGCM΋ಋೖ͞Ε  ϥοϓͨ͠ Firebase ͷ Receiver ͕ૠೖ͞ΕΔ                   AndroidManifest ※ C2DM/GCM ʹඞཁͳ͢΂ͯͷPermission ΋௥Ճ͞Ε·͢

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Play Store What’s new in Google Play

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What’s new in Google Play 1. Google Play Early Access/Collections 2. Pre Launch Report 3. Review BENCHMARKS & Reply to Review API 4. Building for Billions Guidelines

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Google Play Early Access βςετϓϩάϥϜ

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Google Play Early Access ैདྷͷ Alpha/Beta Program ͷ৔߹͸ঝೝը໘͔Βͷ  ࢀՃొ࿥͕ඞཁʹ͕ͩͬͨ Play Store ʹ౷߹͞ΕΔ ࢀߟ : FaceBook App ͷ BetaProgram

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Pre-Launch Report • Alpha/Beta Channel Λར༻͢Δͱ͖ʹ Opt-in ͢Δ ͱࠓ·ͰΞοϓϩʔυͨ͠શͯͷ apk Λςετ ͢Δ͜ͱ͕ग़དྷΔ • 1͙࣌ؒΒ͍ͰϨϙʔτͷαϚϦ͕ඈΜͰ͘Δ • Firebase Test-Lab Λϕʔεʹߏங͞Ε͍ͯΔ • ಠࣗͷςετΛ Android Studio + Firebase ίϯ ιʔϧͰ௥ՃߏஙͰ͖Δʢ༗ྉʣ https://support.google.com/googleplay/android-developer/answer/7002270

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Firebase Test-Lab • ࣮ػΛฒ΂ͨσʔληϯλʔͰ։ൃऀ͕ςετ Λ࣮ࢪͰ͖Δಛผͳ৔ॴɻ  ʢੈքத͔ΒΞΫηε͞Ε͍ͯΔʣ • Test Lab ୯ମͰ΋ར༻Ͱ͖Δ Pre-Launch Report Ͱར༻͢ΔͱɺΑΓޮՌతͰ͋Δɻ • Espresso, Robotium, UI Automator 2.0 ΋αϙʔτ https://firebase.google.com/docs/test-lab/

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Review BENCHMARKS

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ݱࡏɺӳޠͷΈʂ

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Review Analysis • TOPICS ͸ΞϓϦʹؔ࿈͢Δݸผͷ୯ޠΛर͍  ”Design”΍”Speed”ͳͲͷ୯ޠ͕ϨϏϡʔͱ  Ͳ͏ؔ܎͢Δ͔ΛՄࢹԽ • ϨʔςΟϯάผͷτϐοΫ܏޲  ˑ1 ͷ50% ͸ΞϓϦͷ҆ఆੑ΍όάʹ͍ͭͯ  ˒5 ͷ Design, Peformance, Usability ʹ͍ͭͯ

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Reply to Review API • ΞϓϦͷϨϏϡʔΛ֎෦͔Βऔಘ͢ΔAPI • ΞϓϦͷϨϏϡʔʹରͯ͠ฦ৴͢ΔAPI • ಠࣗͷΧελϜΠϯςάϨʔγϣϯͷߏங͕༰қ https://youtu.be/MoPHE6B3gmM

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Ϣʔβʔ֫ಘσʔλ

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Ϣʔβʔ֫ಘσʔλ • طʹϦϦʔεࡁΈ͕ͩվળ͢Δ༧ఆ • ࠃผͷϢʔβʔ֫ಘσʔλʢΠϯετʔϧ਺ɺ  ༗ঈίϯςϯπͷߪೖ཰ɺྲྀೖݩ෼ੳɺ  A/Bςετʣͷ֬ೝ • Play Store ಺ͷผͷ/ྨࣅΞϓϦͱͷίϯόʔδϣ ϯ཰ͳͲͷϕϯνϚʔΫͱൺֱՄೳʢNew!ʣ

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Ϣʔβʔ֫ಘσʔλ

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Play Console app

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Playbook by Google Play https://play.google.com/apps/testing/com.google.android.apps.secrets

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ࢿྉ 1. Playbook by Google Play 2. Google Play ͰΞϓϦΛ੒ޭʹಋ͘ʹ͸ 3. Build for Billions 4. FireBase Console 5. Google Cloud Message 6. Google I/O 2016 Codelabs 7. Android Developers Training 8. Android Performance Patterns 9. Android Development Patterns 10. Android Design Patterns 11. Google Developers