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
K/NとNSKeyedArchiverと私
Search
RyuNen344
March 16, 2023
Programming
0
520
K/NとNSKeyedArchiverと私
RyuNen344
March 16, 2023
Tweet
Share
More Decks by RyuNen344
See All by RyuNen344
WindowInsetsだってテストしたい
ryunen344
1
250
サプライチェーン攻撃に備える
ryunen344
0
2.6k
Okioに愛を込めて
ryunen344
3
2.3k
Firebase Hostingを使ってPasskeyをandroidアプリで試してみよう
ryunen344
2
1.7k
Xcode Meets Gradle
ryunen344
0
350
わかった気になる、Coroutine1.7.0のチャンネルのパフォーマンス向上
ryunen344
0
390
ComposeのModalBottomSheetは (まだ)沼
ryunen344
1
1.8k
うわっ…もしかして私のコー ド、遅すぎ…?
ryunen344
1
930
K/NでCryptoKit使いたかった
ryunen344
0
470
Other Decks in Programming
See All in Programming
The Evolution of Enterprise Java with Jakarta EE 11 and Beyond
ivargrimstad
0
260
ソフトウェア設計とAI技術の活用
masuda220
PRO
17
3.8k
フロントエンドのパフォーマンスチューニング
koukimiura
5
2k
“いい感じ“な定量評価を求めて - Four Keysとアウトカムの間の探求 -
nealle
2
12k
イベントストーミング図からコードへの変換手順 / Procedure for Converting Event Storming Diagrams to Code
nrslib
2
1.1k
「App Intent」よくわからんけどすごい!
rinngo0302
1
100
明示と暗黙 ー PHPとGoの インターフェイスの違いを知る
shimabox
2
620
RailsGirls IZUMO スポンサーLT
16bitidol
0
200
PHPでWebSocketサーバーを実装しよう2025
kubotak
0
320
テストから始めるAgentic Coding 〜Claude Codeと共に行うTDD〜 / Agentic Coding starts with testing
rkaga
15
5.6k
Android 16KBページサイズ対応をはじめからていねいに
mine2424
0
440
生成AI時代のコンポーネントライブラリの作り方
touyou
1
290
Featured
See All Featured
Automating Front-end Workflow
addyosmani
1370
200k
Side Projects
sachag
455
42k
The Art of Delivering Value - GDevCon NA Keynote
reverentgeek
15
1.6k
Intergalactic Javascript Robots from Outer Space
tanoku
271
27k
Thoughts on Productivity
jonyablonski
69
4.7k
Navigating Team Friction
lara
187
15k
How to train your dragon (web standard)
notwaldorf
96
6.1k
Performance Is Good for Brains [We Love Speed 2024]
tammyeverts
10
970
Build The Right Thing And Hit Your Dates
maggiecrowley
37
2.8k
Visualizing Your Data: Incorporating Mongo into Loggly Infrastructure
mongodb
47
9.6k
The Pragmatic Product Professional
lauravandoore
35
6.7k
Adopting Sorbet at Scale
ufuk
77
9.5k
Transcript
K/NͱNSKeyedArchiverͱࢲ 2023.03.16 CA.aab #2 RyuNen344/Bunjiro Miyoshi
iOSͷ͔ͬΓͰ ͝ΊΜͳ͍͞🙇 ͡Ίʹ
ຊͷΰʔϧ • Obj-CͷAPIΛK/NͰͪΌΜͱ͑Δͱ͍͏͜ͱΛͬͯΒ͏(ͦ ͦ͑Δ͜ͱᨳΘΕ͍ͯΔ͕) • K/NͰ࣮Ͱ͖Δ͜ͱΛΔ͜ͱͰKMMಋೖ࣌ͷϋʔυϧࢥͬͨΑ Γߴ͘ͳ͍͜ͱΛͬͯΒ͏ • androidΤϯδχΞ͕Obj-CͷK/NΛॻ͘ࡍʹԿΛϦϑΝϨϯεʹ͢Ε ͍͍ͷ͔ΛͬͯΒ͏
ϞόΠϧք۾ͰKMMಋೖ͕ͬͱਐΉʂ͏Ε͍͠ʂ
ొਓ • K/N • NSKeyedArchiver • ࢲ
ొਓɿK/N • Kotlin Nativeͷ͜ͱ • KotlinͰॻ͍ͨίʔυΛ֤ϓϥοτϑΥʔϜͰ࣮ߦՄೳͳωΠςΟϒ όΠφϦʹม࣮ͯ͠ߦͰ͖ΔΈ • ͍ΖΜͳϓϥοτϑΥʔϜʹରԠ͍ͯ͠Δ •
KMMͷiOSଆ͜Ε͕ಈ͍͍ͯΔ
ొਓɿNSKeyedArchiver • Foundation.frameworkͷΫϥε • JavaͰ͍͏ͱ͜ΖͷserializableͳͷΛserialize, deserialize͢ΔΫϥ ε • Obj-C࣌ͰΑ͘ར༻͞Ε͍ͯͨ(Β͍͠ɺJsonपΓͷ࣮͕͍Βͳ͍ ͔Β)
• RyuNen344/Bunjiro Miyoshi • teamLab.Incॴଐ • ݏ͍ͳExceptionInvalidMutabilityException • ͖ͳExceptionIllegalStateException ొਓɿࢲ
ຊͷରԠද J04 BOESPJE ͭ·Γʁ 6TFS%FGBVMUT 4IBSFE1SFGFSFODFT YNM /4$PEJOH !4FSJBMJ[BCMF TFSJBMJ[FՄೳϚʔΧʔ
/4,FZFE"SDIJWFS 0CKFDU0VUQVU4USFBN TFSJBMJ[F࣮ߦΫϥε /4,FZFE6OBSDIJWFS 0CKFDU*OQVU4USFBN EFTFSJBMJ[F࣮ߦΫϥε
Ұ࣌తͳใอଘઌ • DBʹอଘ͢Δ·Ͱແ͍σʔλ • android • SharedPreferencesʹॻ͖ग़͢ • ߏମJsonStringͱͯ͠ॻ͖ࠐΉ(͜ͱ͕ࢲଟ͍Ͱ͢, GsonͱMoshi͞·͞·)
• iOS • UserDefaultsʹॻ͖ग़͢ • NSData, NSString, NSNumber, NSDate, NSArray, NSDictionaryͷ੍ݶ͋Γ • ߏମNSDataͱͯ͠ॻ͖ࠐΉͷָ͕
ߏମͷSerialize#kotlin
ߏମͷSerialize#kotlin java.io.SerializableΛimplments͢Δ implement͢Δ͚ͩͰ fi eldΛserializeͯ͘͠ΕΔ
ߏମͷSerialize#kotlin ObjectOutputStream#writeObjectΛ࣮ߦ͢Δ
ߏମͷSerialize#Swift(Obj-C)
ߏମͷSerialize#Swift(Obj-C) Swift to Obj-C૬ޓӡ༻ͷͨΊʹNSObjectΛܧঝ ΤϯίʔυՄೳʹ͢ΔͨΊʹNSCodingʹ४ڌ
ߏମͷSerialize#Swift(Obj-C) encode, decode࣌ͷ࣮ڍಈΛ࣮
ߏମͷSerialize#Swift(Obj-C)
ߏମͷSerialize#Swift(Obj-C) Ͳ͏͍͏Classͷߏͳͷ͔(Metaใ)Λ NSKeyedˎˎʹڭ͑ࠐΉ
ߏମͷSerialize#Swift(Obj-C) unarchive͢Δͱ͖ʹରͷΫϥε͕͍ͬͯΔ มͷܕใͯ͋͛͠Δ
ߏମͷSerialize#Swift(Obj-C) to K/N ❓. NSData(Data)͕K/NͩͱԿ͔ΛΔ ❓. NSCoding protocolʹ४ڌͨ͠classΛ࡞Γํ ❓. NSKeyed**ʹڭ͑ࠐΉΫϥεͷࢦఆͷํ
NSData(Data)#K/N • Kotlin.StringͱObj-C.NSStringK/NଆͰޓ͕୲อ͞Ε͍ͯΔ • NSString#dataUsingEncoding(encoding)Λ༻ͯ͠ม͢Δ
Class implements NSCoding#K/N • Obj-C.@protocolKotlin.interfaceʹޓ
Class implements NSCoding#K/N • Obj-C.@protocolKotlin.interfaceʹޓ Unresolved Reference😂
Class implements NSCoding#K/N Μʁ🤔
Class implements NSCoding#K/N
Class implements NSCoding#K/N Obj-Cͷprotocol໊ͱඍົʹҧ͏ͷͰҙ͢Δ protocolΛ࣮͢ΔࡍNSObjectΛܧঝ͢Δ(͠ͳ ͍ͱϏϧυ௨Βͳ͍ʣ
NSKeyed**ʹKotlinΛΘ͔ΒͤΔ#K/N • ͦͦNSKeyed**ʹڭ͑ࠐΉΫϥεͱͳΜͳͷ͔Λ͠Γ͍ͨ A. →ެࣜΛࢀর͢Δ • https://developer.apple.com/documentation/foundation/ nskeyedarchiver • https://developer.apple.com/documentation/foundation/
nskeyedunarchiver
NSKeyed**ʹKotlinΛΘ͔ΒͤΔ#K/N
NSKeyed**ʹKotlinΛΘ͔ΒͤΔ#K/N android developer͕kotlinͱjavaΛΓସ͑ΒΕΔΑ͏ʹ swiftͱObj-CΛΓସ͑ΒΕΔ K/NObj-CޓͳͷͰObj-CͷDocΛݟΔඞཁ͕͋Δ
NSKeyed**ʹKotlinΛΘ͔ΒͤΔ#K/N
NSKeyed**ʹKotlinΛΘ͔ΒͤΔ#K/N AnyClass(swift)͡Όͳͯ͘Class(Obj-C)Λ͢ඞཁ͕͋Δ
NSKeyed**ʹKotlinΛΘ͔ΒͤΔ#K/N • swiftͱkotlinࣅ͍ͯΔ(ݸਓͷײ)ͷͰswiftΛࢀߟʹίʔυΛॻ͘ ·ͨUnresolved Reference😂
NSKeyed**ʹKotlinΛΘ͔ΒͤΔ#K/N
NSKeyed**ʹKotlinΛΘ͔ΒͤΔ#K/N • Apple DeveloperʹNSObjectʹੜ͍͑ͯΔϝιουͱ͋Δ͕ Book.classForKeyedUnarchiver()Ͱݟ͔ͭΒͳ͍ɾɾɾɾɾɾ • Book.classForKeyedUnarchiver()Ͱݺͼग़ͤΔΑ͏ʹ͍͔ͨ͠Βɺ companion objectΛͳʹ͔͢Δඞཁ͕͋Γͦ͏ɾɾɾɾɾɾ
NSKeyed**ʹKotlinΛΘ͔ΒͤΔ#K/N Μʁ🤔
NSKeyed**ʹKotlinΛΘ͔ΒͤΔ#K/N ݺΔΑ͏ʹͳͬͨ😃 ͋ͱUnarchive͢Δ͚ͩ
·ͱΊ • protocolK/N্ͩͱ**Protocolͱ͍͏interfaceʹͳͬͯͨΓ͢Δ • Type MethodK/N্ͩͱ**Meta classʹੜ͍͑ͯͨΓ͢Δ • SwiftͱObj-CͰAPI͕ҧ͏ͷͰެࣜDocObj-CͷΛࢀর͢Δ •
Obj-CͷAPI͕K/N্ͩͱͲͷΑ͏ͳఆٛʹͳ͍ͬͯΔ͔IDE্Ͱδϟϯϓͯ֬͠ ೝͰ͖ΔɺJetBrainsΛ৴͡Ζʂʂ • archive, unarchive͢ΔίʔυࢀরͷϦϙδτϦʹࡌͤͯΔͷͰͦ͜ͰΈͯͩ͘ ͍͞
͜ΕͰKMM͕ḿΓ·͢Ͷ😉
ࢀߟࢿྉ • RyuNen344/KNKeyedArchiver • https://github.com/RyuNen344/KNKeyedArchiver • native-objc-interop • https://kotlinlang.org/docs/native-objc-interop.html#mappings •
NSObject • https://developer.apple.com/documentation/objectivec/nsobject? language=objc