Support Android 9 Pie - Speaker Deck

Support Android 9 Pie

by operandoOS

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Support  Android 9 Pie note engineer meetup #1

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About Me • Shinobu Okano • piece of cake, inc. • 2018 / 07 Join • Mobile Engineer • @operandoOS • note : operando_os

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note AndroidνʔϜʹ͍ͭͯ • νʔϜͱݴ͑Ͳɺݱࡏ̍ਓ • Զ͕3ਓ෼ʹͳΔ… • ੒௕ͷظ଴͔͠ͳ͍νʔϜͰ͢ʂ

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։ൃΞϓϩʔν

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https://note.mu/laprasdrum/n/nab0b64f3fa4b

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ͱ͸͍͑… • ϦχϡʔΞϧ·ͰݱߦͷΞϓϦ͕Ξοϓσʔτ  ͞Εͳ͍͜ͱ͸͓٬༷ͱͯ͠͸خ͘͠ͳ͍ • Ξοϓσʔτ͕ͳ͍ = վળ͞Εͳ͍ + ΋͏  ։ൃࢭ·ͬͯΔͷ͔ͳʁͱ͍͏ෆ҆ • ΞϓϦΛ࢖ͬͯΔ͓٬͞·ͷ͜ͱ  ๨Εͯͳ͍Αʂͱ͍͏ελϯε͸େࣄ

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iOSͱAndroidͰ։ൃΞϓϩʔνΛม͑Δ • iOSͱAndroidͰ͸։ൃ؍఺ɺΞϓϦͷػೳ΍  ఏڙͰ͖ΔମݧͳͲͰ՝୊͕ҧ͏ • ՝୊͕ҧ͏ͳΒͦΕͧΕ࠷దͳΞϓϩʔνͰ  ΍Δͷ͕ϕετ • Android͸͙͢ϦϦʔεͰ͖Δ͠  ʮ·ͣ͸ૉૣ͘ࢼͦ͏ʯͷࢹ఺

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note AndroidΞϓϦ աڈ3ϲ݄ͷऔΓ૊Έ

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ԿΛ͖͔ͯͨ͠ • ࡉ͔͍࢖͍উखͷվળ + ෆ۩߹मਖ਼ • Ϋϥογϡ཰ͷվળ • Push௨஌Λ෮׆ͤ͞Δ(ྦͳ͠ʹ͸ޠΕͳ͍) • ϦϑΝΫλϦϯά? • ͍͔ͭ΍Βͳ͍ͱ͍͚ͳ͍͜ͱ

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Ϋϥογϡ཰ͷվળ

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ϦϑΝΫλϦϯά? • ͱʹ͔͍ͬ͘ͺ͍΍Γ·ͨ͠ • ?͕͍ͭͯΔͷ͸ɺ࡯͍ͯͩ͘͠͞... • ݱࡏ ୈೋ஄͕ऴΘͬͨͱ͜ΖͰ  ·ͩ·ͩଓ͖·͢

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͍͔ͭ΍Βͳ͍ͱ͍͚ͳ͍͜ͱ • Android OରԠ ✅ • Android 9 PieରԠ ✅ • GCM͔ΒFCM΁ͷҠߦ

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͍͔ͭ΍Βͳ͍ͱ͍͚ͳ͍͜ͱ • Android OରԠ ✅ • Android 9 PieରԠ ✅ • GCM͔ΒFCM΁ͷҠߦ

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ԿΛҙ͔ࣝͨ͠ • վળͨ͠΋ͷΛͳΔ΂͘ૣ͘ϦϦʔε͢Δ • Ή΍ΈʹίʔυΛݟͳ͍ɺॻ͔ͳ͍ • ίʔυ͸ಡ·ͣɺΞϓϦΛͱʹ͔͘৮Δ • ՝୊Λݟ͚ͭΔ࣌ؒΛଟ͘औΔ • ̍ਓ͔ͩΒͦ͜΍Δ΂͖͜ͱ͸ૣΊʹ΍͓ͬͯ͘

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Support Android 9 Pie

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͜ͷࢿྉͰͷSupport Android 9 Pieͱ͸ • Android 9ʹΑΔ࢓༷มߋͰɺΞϓϦ͕  ڧ੍ऴྃ͠ͳ͍͜ͱ • ΞϓϦͷtargetSdkVersionΛ28ʹ͢Δ

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ͦ΋ͦ΋ͳͥSupport͢Δͷ͔ʁ ࠓޙͷ Google Play ͰͷΞϓϦͷ  ηΩϡϦςΟ͓ΑͼύϑΥʔϚϯε ͷվળʹ͍ͭͯ https://developers-jp.googleblog.com/ 2017/12/improving-app-security-and- performance.html

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ͦ΋ͦ΋ͳͥSupport͢Δͷ͔ʁ “2018೥ͷޙ൒ΑΓɺPlayͰ͸ɺ৽͍͠ ΞϓϦ΍ΞϓϦͷΞοϓσʔτ͸࠷৽ͷ Android APIϨϕϧΛλʔήοτʹࢦఆ͢ Δ͜ͱ͕ٛ຿͚ͮΒΕ·͢ɻ”

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ͦ΋ͦ΋ͳͥSupport͢Δͷ͔ʁ “͜Ε͕ඞਢͱͳΔͷ͸ɺ৽نΞϓϦ͸ 2018೥8݄ɺطଘΞϓϦͷΞοϓσʔτ ͸2018೥11݄Ͱ͢ɻ”

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ͦ΋ͦ΋ͳͥSupport͢Δͷ͔ʁ “2018೥11݄:طଘͷΞϓϦͷΞοϓσ ʔτͰɺλʔήοτAPIϨϕϧ26Ҏ͕߱ ඞਢʹͳΓ·͢ɻ”

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ͦ΋ͦ΋ͳͥSupport͢Δͷ͔ʁ • ཁ͸ɺtargetSdkVersionΛ26ʹͯ͠  Android OରԠ͠ͳ͍ͱΞϓϦͷΞοϓσʔτ͕ Google PlayͰ഑৴Ͱ͖ͳ͘ͳΔΑͬͯ͜ͱ

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ͦ΋ͦ΋ͳͥSupport͢Δͷ͔ʁ “2019೥Ҏ߱:ຖ೥ɺtargetSdkVersionͷཁ݅ ্͕͕Γ·͢ɻAndroidͷ֤σβʔτϦϦʔε ͷޙ1೥Ҏ಺ʹɺ৽͍͠ΞϓϦͱΞϓϦͷΞοϓ σʔτ͸ɺରԠ͢ΔAPIϨϕϧҎ߱ʹλʔήο τΛࢦఆ͢Δ͜ͱ͕ٛ຿͚ͮΒΕ·͢ɻ”

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ͭ·Γ... • ૣΊʹtargetSdkVersionΛ্͛ͯɺ৽͍͠OS όʔδϣϯ޲͚ͷରԠΛ͓͍ͯͨ͠΄͏͕͍͍ • Ξφ΢ϯε͕ग़ͯ΋ԕ͍ઌͷ͜ͱʹײͯ͡  ରԠ͢Δؾ͕ى͖ͳ͍৺ཧ • ظݶ͕͍ۙͮͯٸ͍ͰରԠ͢ΔͱࣄނΓ΍͍͢

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ରԠͷ೉қ౓͸ΞϓϦʹΑͬͯ·ͪ·ͪ • ࢖ͬͯΔػೳɺఏڙͯ͠Δ࢓૊ΈͳͲͰ  ରԠͷ೉қ౓͕େ͖͘มΘΔ • ʮ࢖͍ͬͯͨػೳ͕͍͖ͳΓେมͳ͜ʹʂʁʯ ͕ΘΓͱى͜Δ • ΞϓϦΤϯδχΞ͚ͩͰ͸ղܾͰ͖ͳ͍มߋ΋ ى͖Δ

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Android O Support Pull Request • ͦͦ͜͜ରԠ͢Δ͜ͱ͕͋ͬͨ • ίʔυ΋ͦͦ͜͜ॻ͍ͨ

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Android Pie Support Pull Request • ରԠ͢΂͖͜ͱ͕গͳ͔ͬͨ • ΄΅΄΅ίʔυॻ͍ͯͳ͍

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·ͣԿ͔Β࢝ΊΔ͔ • ެࣜυΩϡϝϯτ΍Android Developers BlogΛख़ಡ • targetSdkVersionʹؔ܎ͳ͘มߋ͞ΕΔಈ࡞ targetSdkVersionʹؔ܎ͯ͠มߋ͞ΕΔಈ࡞  ͦΕͧΕΛཧղ͢Δ

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·ͣԿ͔Β࢝ΊΔ͔ • Android 9ؔ࿈ͳΒҎԼͷυΩϡϝϯτ͕ख़ಡର৅ • https://developer.android.com/about/versions/ pie/android-9.0-changes-all • https://developer.android.com/about/versions/ pie/android-9.0-changes-28 • Android Developers Blogʹ΋Android 9޲͚ͷ  ղઆهࣄ͕͍͔ͭ͋͘ΔͷͰɺ߹ΘͤͯಡΜͰ͓͖͍ͨ

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·ͣԿ͔Β࢝ΊΔ͔ • ख़ಡͯࣗ͠਎ͷΞϓϦʹӨڹͦ͠͏ͳൣғʹ Ί΅͠Λ͚ͭΔ • ΞϓϦ͚ͩͰ׬݁͠ͳ͍มߋ͸ૣΊʹؔ܎ऀ ʹҰ੠͔͚͓ͯ͘

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ݸਓతʹ΍͹ͦ͏ͱࢥͬͨ Android 9Ͱมߋ͞ΕΔಈ࡞

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Power management • App standby bucketsͷಋೖ • Battery saver improvements • https://developer.android.com/ about/versions/pie/power

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App standby buckets • ΞϓϦͷ࢖༻ස౓ʹΑͬͯɺ5ͭͷpriority bucketsʹΞϓϦ͕ৼΓ෼͚ΒΕΔ࢓૊Έ • priority͕௿͍bucketʹৼΓ෼͚ΒΕΔ΄Ͳ  ΞϓϦʹಈ࡞੍ݶ͕͔͔Δ

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Power management

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Power management • Battery life࠷దԽʹΑΓى͜Δ੍ݶͷ·ͱΊ • Power management restrictions • https://developer.android.com/topic/ performance/power/power-details

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App standby buckets • ͲͷbucketʹׂΓৼΒΕΔ͔ͷϩδοΫ͸ มߋ͞ΕΔՄೳੑ͕͋Δ͠ɺϝʔΧʔಠࣗͰ มߋͰ͖ΔʁΒ͍͠ • ΞϓϦ͸ͱʹ͔͘ͲͷbucketʹׂΓৼΒΕ ͯ΋ɺ͔ͬ͠Γಈ࡞͢ΔΑ͏ʹ࣮૷͢Δ

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Power management

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Restrictions on use of non- SDK interfaces https://speakerdeck.com/operando/android-p- restrictions-on-non-sdk-interfaces-1

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Restrictions on use of non- SDK interfaces • ެࣜυΩϡϝϯτ • https://developer.android.com/about/ versions/pie/restrictions-non-sdk- interfaces

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Network TLS enabled by default • httpͰͷ௨৴͕σϑΥϧτෆՄೳʹͳΔ • iOSͰݴ͏ͱ͜ΖͷATS(App Transport Security) • ಈ࡞֬ೝͨ͠ײͩ͡ͱWebViewʹ΋  ద༻͞ΕͯΔؾ͕͢Δ

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Android 9 SupportͰnoteΞϓϦ͕  Өڹͦ͠͏ͳൣғͱͯ͠ચ͍ग़ͨ͠΋ͷ • targetSdkVersionʹؔ܎ͳ͘มߋ͞ΕΔಈ࡞ • Power management • Limited access to sensors in background • Restrictions on use of non-SDK interfaces

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Android 9 SupportͰnoteΞϓϦ͕  Өڹͦ͠͏ͳൣғͱͯ͠ચ͍ग़ͨ͠΋ͷ • targetSdkVersionʹؔ܎ͯ͠มߋ͞ΕΔಈ࡞ • Foreground services • Network TLS enabled by default • Apache HTTP client deprecation

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࣮ࡍʹnoteΞϓϦͰରԠ͕  ඞཁͩͬͨมߋ • 2͚ͭͩͰࡁΜͩ • Foreground services • Apache HTTP client deprecation ※ ରԠ͸͢Δඞཁͳ͔͕ͬͨɺӨڹͦ͠͏ͳൣғͱͯ͠ચ͍ग़ͨ͠ ΋ͷ͸ɺυΩϡϝϯτΛಡΈͳ͕Βಈ͔ͯ͠Έͯಈ࡞֬ೝ͸ͨ͠

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Thanksʂʂ