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mobilemethod-osaka-2018-11-09-jakalada-android
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Hideki Hamada
November 09, 2018
Technology
0
990
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
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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·ͨ͠