Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
mobilemethod-osaka-2018-11-09-jakalada-android
Search
Sponsored
·
SiteGround - Reliable hosting with speed, security, and support you can count on.
→
Hideki Hamada
November 09, 2018
Technology
0
1.2k
mobilemethod-osaka-2018-11-09-jakalada-android
モバイルメソッド大阪 第4回 登壇資料「AndroidアプリのターゲットAPIレベルを上げたときのなんやかんや」
Hideki Hamada
November 09, 2018
Tweet
Share
More Decks by Hideki Hamada
See All by Hideki Hamada
AndroidアプリとWebコンテンツの連携 / Sansan Tech Meetup Android
jakalada
1
1.2k
devio2019osaka_hamada_hideki.pdf
jakalada
0
1.8k
2019-05-18-gdg-kyoto-jakalada.pdf
jakalada
0
880
Other Decks in Technology
See All in Technology
Abuse report だけじゃない。AWS から緊急連絡が来る状況とは?昨今の攻撃や被害の事例の紹介と備えておきたい考え方について
kazzpapa3
1
670
OCHaCafe S11 #2 コンテナ時代の次の一手:Wasm 最前線
oracle4engineer
PRO
2
130
S3はフラットである –AWS公式SDKにも存在した、 署名付きURLにおけるパストラバーサル脆弱性– / JAWS DAYS 2026
flatt_security
0
1.8k
JAWS DAYS 2026 ExaWizards_20260307
exawizards
0
430
JAWS FESTA 2025でリリースしたほぼリアルタイム文字起こし/翻訳機能の構成について
naoki8408
1
500
作りっぱなしで終わらせない! 価値を出し続ける AI エージェントのための「信頼性」設計 / Designing Reliability for AI Agents that Deliver Continuous Value
aoto
PRO
2
290
Oracle Cloud Infrastructure IaaS 新機能アップデート 2025/12 - 2026/2
oracle4engineer
PRO
0
130
今のWordPress の制作手法ってなにがあんねん?(改) / What’s the Deal with WordPress Development These Days?
tbshiki
0
450
元エンジニアPdM、IDEが恋しすぎてCursorに全業務を集約したら、スライド作成まで爆速になった話
doiko123
1
630
vLLM Community Meetup Tokyo #3 オープニングトーク
jpishikawa
0
350
楽しく学ぼう!コミュニティ入門 AWSと人が つむいできたストーリー
hiroramos4
PRO
1
200
AIエージェント、 社内展開の前に知っておきたいこと
oracle4engineer
PRO
2
120
Featured
See All Featured
How Fast Is Fast Enough? [PerfNow 2025]
tammyeverts
3
480
Jess Joyce - The Pitfalls of Following Frameworks
techseoconnect
PRO
1
100
Helping Users Find Their Own Way: Creating Modern Search Experiences
danielanewman
31
3.1k
Stop Working from a Prison Cell
hatefulcrawdad
274
21k
Ecommerce SEO: The Keys for Success Now & Beyond - #SERPConf2024
aleyda
1
1.8k
Impact Scores and Hybrid Strategies: The future of link building
tamaranovitovic
0
230
Cheating the UX When There Is Nothing More to Optimize - PixelPioneers
stephaniewalter
287
14k
A better future with KSS
kneath
240
18k
Typedesign – Prime Four
hannesfritz
42
3k
Practical Tips for Bootstrapping Information Extraction Pipelines
honnibal
25
1.8k
[RailsConf 2023] Rails as a piece of cake
palkan
59
6.4k
Hiding What from Whom? A Critical Review of the History of Programming languages for Music
tomoyanonymous
2
550
Transcript
"OESPJEΞϓϦͷ λʔήοτ"1*ϨϕϧΛ ্͛ͨͱ͖ͷͳΜ͔Μ ϞόΠϧϝιουେࡕୈ̐ճ ాӯथ!KBLBMBEB
ࣗݾհ w ాӯथʢ·ͩͻͰ͖ʣ
ࣗݾհ w ాӯथʢ·ͩͻͰ͖ʣ w Ϋϥεϝιουגࣜձࣾ w ϞόΠϧΞϓϦαʔϏε෦ॴଐ
ࣗݾհ w ాӯथʢ·ͩͻͰ͖ʣ w Ϋϥεϝιουגࣜձࣾ w ϞόΠϧΞϓϦαʔϏε෦ॴଐ w "OESPJEΤϯδχΞ w
ϲ݄લʹೖࣾʢ݄ʣ
ࠓ͢Δ
"OESPJEΞϓϦͷ λʔήοτ"1*ϨϕϧΛ ্͛ͨͱ͖ͷͳΜ͔Μ
࣍ (PPHMF1MBZͷཁ݅มߋ ରԠͨ͠ΞϓϦ ରԠͷ֓ཁ ରԠͷৄࡉ
(PPHMF1MBZͷཁ݅มߋ
AndroidΞϓϦ։ൃͷ Ұ࣍ใ
Android Developers https://developer.android.com
Google Developers https://developers.google.com
Google Developersͷ ϒϩά
https://developers-jp.googleblog.com/2017/12/improving-app-security-and-performance.html
https://developers-jp.googleblog.com/2017/12/improving-app-security-and-performance.html
https://developers-jp.googleblog.com/2017/12/improving-app-security-and-performance.html
֓ཁ
https://developers-jp.googleblog.com/2017/12/improving-app-security-and-performance.html
https://developers-jp.googleblog.com/2017/12/improving-app-security-and-performance.html
https://developers-jp.googleblog.com/2017/12/improving-app-security-and-performance.html
APIϨϕϧΛ λʔήοτʹࢦఆ͢Δʁ
https://developer.android.com/about/versions/pie/android-9.0-changes-28
https://developer.android.com/about/versions/pie/android-9.0-changes-28
"1*Ϩϕϧະຬ͕λʔήοτͷ ΞϓϦʹద༻͞Εͳ͍ https://developer.android.com/about/versions/pie/android-9.0-changes-28
λʔήοτAPIϨϕϧཁ݅
https://developers-jp.googleblog.com/2017/12/improving-app-security-and-performance.html
https://developers-jp.googleblog.com/2017/12/improving-app-security-and-performance.html
https://developers-jp.googleblog.com/2017/12/improving-app-security-and-performance.html
https://developers-jp.googleblog.com/2017/12/improving-app-security-and-performance.html
https://developers-jp.googleblog.com/2017/12/improving-app-security-and-performance.html
UBSHFU4EL7FSTJPO λʔήοτ"1*Ϩϕϧͷ͜ͱ https://developers-jp.googleblog.com/2017/12/improving-app-security-and-performance.html
https://developers-jp.googleblog.com/2017/12/improving-app-security-and-performance.html
ίʔυωʔϜͱ͓ͯ͠՛ࢠͷ໊લ͕͍ͯΔ "OESPJE$VQDBLF ΧοϓέʔΩ "OESPJE0SFP ΦϨΦ "OESPJE1JF ύΠ
https://developers-jp.googleblog.com/2017/12/improving-app-security-and-performance.html
࠷৽ͷOSʹະରԠͷ ΞϓϦެ։Ͱ͖ͳ͍
ެ։ࡁΈͷΞϓϦ ຖͷରԠ͕ඞཁ
ରԠͨ͠ΞϓϦ
ॳࣄ
None
࠷ऴߋ৽݄
࠷ऴߋ৽݄ &DMJQTF
࠷ऴߋ৽݄ &DMJQTF +BWB
࠷ऴߋ৽݄ &DMJQTF +BWB "OESPJEΛαϙʔτ
࠷ऴߋ৽݄ &DMJQTF +BWB "OESPJEΛαϙʔτ λʔήοτ"1*Ϩϕϧʜ
࠷ऴߋ৽݄ &DMJQTF +BWB "OESPJEΛαϙʔτ λʔήοτ"1*Ϩϕϧʜ
࠷ऴߋ৽݄ &DMJQTF +BWB "OESPJEΛαϙʔτ λʔήοτ"1*Ϩϕϧʜ
https://developers-jp.googleblog.com/2017/12/improving-app-security-and-performance.html
https://developers-jp.googleblog.com/2017/12/improving-app-security-and-performance.html
19→26Ҏ߱
ରԠͷ֓ཁ
։ൃڥ
։ൃڥ ରԠલ ରԠޙ *%& &DMJQTF "%5 "OESPJE4UVEJP ݴޠ +BWB ͦͷ··
։ൃڥ ରԠલ ରԠޙ *%& &DMJQTF "%5 "OESPJE4UVEJP ݴޠ +BWB ͦͷ··
ਖ਼ࣜ൛ϦϦʔε αϙʔτऴྃ
։ൃڥ ରԠલ ରԠޙ *%& &DMJQTF "%5 "OESPJE4UVEJP ݴޠ +BWB ͦͷ··
։ൃڥ ରԠલ ରԠޙ *%& &DMJQTF "%5 "OESPJE4UVEJP ݴޠ +BWB ͦͷ··
Ҡߦ͢Δͱͨ͠Β গͣͭ͠,PUMJO Ұؾʹ,PUMJO
Ϗϧυπʔϧ
Ϗϧυπʔϧ ରԠલ ରԠޙ (SBEMF ະ༻ "OESPJEQMVHJOGPS (SBEMF ະ༻
CVJME5PPMT7FSTJPO ෆ໌
Ϗϧυπʔϧ ରԠલ ରԠޙ (SBEMF ະ༻ "OESPJEQMVHJOGPS (SBEMF ະ༻
CVJME5PPMT7FSTJPO ෆ໌
Ϗϧυπʔϧ ରԠલ ରԠޙ (SBEMF ະ༻ "OESPJEQMVHJOGPS (SBEMF ະ༻
CVJME5PPMT7FSTJPO ෆ໌
Ϗϧυπʔϧ ରԠલ ରԠޙ (SBEMF ະ༻ "OESPJEQMVHJOGPS (SBEMF ະ༻
CVJME5PPMT7FSTJPO ෆ໌ "OESPJE4UVEJPͷҠߦ࣌ʹ ࠷৽൛͕ࢦఆ͞Εͨ
λʔήοτAPIϨϕϧؔ࿈
λʔήοτAPIϨϕϧؔ࿈ ରԠલ ରԠޙ UBSHFU4EL7FSTJPO DPNQJMF4EL7FSTJPO ෆ໌ BQQDPNQBUW
ෆ໌
λʔήοτAPIϨϕϧؔ࿈ ରԠલ ରԠޙ UBSHFU4EL7FSTJPO DPNQJMF4EL7FSTJPO ෆ໌ BQQDPNQBUW
ෆ໌ λʔήοτ"1*Ϩϕϧ
λʔήοτAPIϨϕϧؔ࿈ ରԠલ ରԠޙ UBSHFU4EL7FSTJPO DPNQJMF4EL7FSTJPO ෆ໌ BQQDPNQBUW
ෆ໌ ίϯύΠϧʹ༻͢Δ 4%,ͷόʔδϣϯ
λʔήοτAPIϨϕϧؔ࿈ ରԠલ ରԠޙ UBSHFU4EL7FSTJPO DPNQJMF4EL7FSTJPO ෆ໌ BQQDPNQBUW
ෆ໌ αϙʔτϥΠϒϥϦͷͻͱͭ
build.gradle android { // ... compileSdkVersion 28 defaultConfig { //
... targetSdkVersion 28 } } dependencies { // ... implementation 'com.android.support:appcompat-v7:28.0.0' }
λʔήοτAPIϨϕϧؔ࿈ ରԠલ ରԠޙ UBSHFU4EL7FSTJPO DPNQJMF4EL7FSTJPO ෆ໌ BQQDPNQBUW
ෆ໌
λʔήοτAPIϨϕϧؔ࿈ ରԠલ ରԠޙ UBSHFU4EL7FSTJPO DPNQJMF4EL7FSTJPO ෆ໌ BQQDPNQBUW
ෆ໌ Λ͑ͯ·Ͱ্͛ͨ
28Ͱ߹Θ͍ͤͯΔཧ༝
λʔήοτAPIϨϕϧؔ࿈ ରԠલ ରԠޙ UBSHFU4EL7FSTJPO DPNQJMF4EL7FSTJPO ෆ໌ BQQDPNQBUW
ෆ໌
λʔήοτAPIϨϕϧؔ࿈ ରԠલ ରԠޙ UBSHFU4EL7FSTJPO DPNQJMF4EL7FSTJPO ෆ໌ BQQDPNQBUW
ෆ໌ ݹ͍4%,৽͍͠4%,ΛΒͳ͍ DPNQJMF4EL7FSTJPO UBSHFU4EL7FSTJPOҎ্
λʔήοτAPIϨϕϧؔ࿈ ରԠલ ରԠޙ UBSHFU4EL7FSTJPO DPNQJMF4EL7FSTJPO ෆ໌ BQQDPNQBUW
ෆ໌ όʔδϣϯ͕ҟͳΔͱ ҟৗಈ࡞͢Δʢ͔ʣ DPNQJMF4EL7FSTJPOͱ BQQDPNQBUWͷόʔδϣϯಉ͡
λʔήοτAPIϨϕϧؔ࿈ ରԠલ ରԠޙ UBSHFU4EL7FSTJPO DPNQJMF4EL7FSTJPO ෆ໌ BQQDPNQBUW
ෆ໌ ߹ΘͤͨΒͯ͢ͷ݅Λຬͨ͢
ରԠͷৄࡉ
ਐΊํ
build.gradle android { // ... compileSdkVersion 19 defaultConfig { //
... targetSdkVersion 19 } } dependencies { // ... implementation 'com.android.support:appcompat-v7:19.1.0' } ελʔτ
build.gradle android { // ... compileSdkVersion 28 defaultConfig { //
... targetSdkVersion 28 } } dependencies { // ... implementation 'com.android.support:appcompat-v7:28.0.0' } ΰʔϧ
1ݸ্ͣͭ͛Δ
https://developer.android.com/about/versions/pie/android-9.0-changes-28
ͦͷ·͑ʹ
Android StudioҠߦ࣌Ͱ ϏϧυΤϥʔ
resource android:attr/ preserveIconSpacing is private. failed linking references.
19→22 (Android 4.4→5.1) ࢀߟ: https://stackoverflow.com/questions/29248579/error-in-declare- styleable-menuview-unable-to-find-attribute-androidpreserv
ϏϧυͰ͖ͨ
1ݸ্ͣͭ͛Δ
22→23 (Android 5.1→6.0)
ϏϧυΤϥʔ 22→23
org.apache.http ͷআ 22→23
build.gradle android { // ... useLibrary 'org.apache.http.legacy' }
ϏϧυΤϥʔղܾ 22→23
࣮ߦ࣌Τϥʔ 22→23
࣮ߦ࣌ύʔϛογϣϯ ͷ༷Ճ 22→23
ϥΠϒϥϦ͕৭ʑ͋Δ 22→23
PermissionsDispatcher ͬͨ 22→23
༻ྫ @RuntimePermissions public class MainActivity extends AppCompatActivity { @NeedsPermission(Manifest.permission.CAMERA) void
showCamera() { // ... } @OnShowRationale(Manifest.permission.CAMERA) void showRationaleForCamera(final PermissionRequest request) { // ... } @OnPermissionDenied(Manifest.permission.CAMERA) void showDeniedForCamera() { // ... } @OnNeverAskAgain(Manifest.permission.CAMERA) void showNeverAskForCamera() { // ... } } https://github.com/permissions-dispatcher/PermissionsDispatcher
23→24 (Android 6.0→7.0)
ಈ࡞ɾUIͷද͕͓͔͍ࣔ͠ 23→24
ContentResolver.addPeriodicSync ͷ༷มߋ 23→24 ࢀߟ: https://developer.android.com/reference/android/content/ContentResolver.html
ࢦఆִ͕ͨؒ͠15ʹؙΊΒΕΔ 23→24 ࢀߟ: https://developer.android.com/reference/android/content/ContentResolver.html
UIͷද͚ࣔͩमਖ਼ 23→24
24→25 (Android 7.0→7.1)
OK 24→25
25→26 (Android 7.1→8.0)
ϏϧυΤϥʔ 25→26
ActionBarActivity ͷআ 25→26 ࢀߟ: https://android-developers.googleblog.com/2015/04/android-support-library-221.html
ରԠྫ import android.support.v7.app.ActionBarActivity; // ... public class BaseActivity extends ActionBarActivity
{ // ... }
ରԠྫ import android.support.v7.app.AppCompatActivity; // ... public class BaseActivity extends AppCompatActivity
{ // ... }
26→27 (Android 8.0→8.1)
OK 26→27
27→28 (Android 8.1→9.0)
࣮ߦ࣌Τϥʔ 27→28
org.apache.http.legacy ͷআ 27→28 ࢀߟ: https://developer.android.com/about/versions/pie/android-9.0-changes-28
AndroidManifest.xml <?xml version="1.0" encoding="utf-8"?> <manifest ... > ... <application ...
> <uses-library android:name="org.apache.http.legacy" android:required="false"/> ... </application> </manifest> ࢀߟ: https://developer.android.com/about/versions/pie/android-9.0-changes-28
·ͱΊ
Ұཡ "1*Ϩϕϧ 04όʔδϣϯ ग़͖ͯͨ՝ PSHBQBDIFIUUQͷআ
࣮ߦ࣌ύʔϛογϣϯͷ༷Ճ $POUFOU3FTPMWFSBEE1FSJPEJD4ZODͷ༷มߋ "DUJPO#BS"DUJWJUZͷআ PSHBQBDIFIUUQMFHBDZͷআ
ෛ࠴ͨ͘͞ΜͬͯΔ…
͋Γ͕ͱ͏͍͟͝·ͨ͠