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
KotlinとReduxをAndroidアプリに導入したら
Search
Fukui Atsuko
September 01, 2017
Technology
6
4.7k
KotlinとReduxをAndroidアプリに導入したら
KotlinとReduxをAndroidアプリに導入したら
KotlinとReduxをAndroidアプリに導入して得られた知見を共有します。
Fukui Atsuko
September 01, 2017
Tweet
Share
More Decks by Fukui Atsuko
See All by Fukui Atsuko
こんな時どう書くの? 逆引きKotlin入門
muumuumuumuu
3
1.4k
Kotlin導入作戦
muumuumuumuu
4
550
Sometimes Swift confuses Kotlin engineers.
muumuumuumuu
0
670
How to find problem causes and performance improvement
muumuumuumuu
6
4.2k
Other Decks in Technology
See All in Technology
Where will it converge?
ibknadedeji
0
190
実装で解き明かす並行処理の歴史
zozotech
PRO
1
540
From Prompt to Product @ How to Web 2025, Bucharest, Romania
janwerner
0
120
PLaMoの事後学習を支える技術 / PFN LLMセミナー
pfn
PRO
9
3.9k
SOC2取得の全体像
shonansurvivors
1
410
Shirankedo NOCで見えてきたeduroam/OpenRoaming運用ノウハウと課題 - BAKUCHIKU BANBAN #2
marokiki
0
150
職種別ミートアップで社内から盛り上げる アウトプット文化の醸成と関係強化/ #DevRelKaigi
nishiuma
2
140
JAZUG 15周年記念 × JAT「AI Agent開発者必見:"今"のOracle技術で拡張するAzure × OCIの共存アーキテクチャ」
shisyu_gaku
0
130
【Oracle Cloud ウェビナー】クラウド導入に「専用クラウド」という選択肢、Oracle AlloyとOCI Dedicated Region とは
oracle4engineer
PRO
3
120
動画データのポテンシャルを引き出す! Databricks と AI活用への奮闘記(現在進行形)
databricksjapan
0
150
データエンジニアがこの先生きのこるには...?
10xinc
0
450
BtoBプロダクト開発の深層
16bitidol
0
380
Featured
See All Featured
Put a Button on it: Removing Barriers to Going Fast.
kastner
60
4k
Unsuck your backbone
ammeep
671
58k
Being A Developer After 40
akosma
91
590k
Building an army of robots
kneath
306
46k
Thoughts on Productivity
jonyablonski
70
4.9k
Refactoring Trust on Your Teams (GOTO; Chicago 2020)
rmw
35
3.2k
Context Engineering - Making Every Token Count
addyosmani
5
200
Building Adaptive Systems
keathley
43
2.8k
The Language of Interfaces
destraynor
162
25k
Optimizing for Happiness
mojombo
379
70k
Code Reviewing Like a Champion
maltzj
525
40k
Evolution of real-time – Irina Nazarova, EuRuKo, 2024
irinanazarova
9
960
Transcript
,PUMJOͱ3FEVYΛ "OESPJEΞϓϦʹಋೖͨ͠Β 3FUUZ5FDI/JHIU!3FUUZΦϑΟε
"CPVUNF • Ҫರࢠ / Fukui Atsuko • @muumuumuumuu • Retty,
Inc. • AndroidΤϯδχΞ • ͦͷલΈࠐΈܥAndroidͷ͓ࣄ
ࠃ/P໊࣮άϧϝαʔϏε3FUUZͷӡӦ ઃཱ XFCͱΞϓϦͰαʔϏεల։ γϯάϧυϝΠϯ εϚϗϑΝʔετ ݄ؒར༻ऀສ
ͦΜͳ3FUUZͷ "OESPJEνʔϜ͕࠷ۙࢼ͍ͯ͠Δ ,PUMJOͱ3FEVYͷΈ߹Θͤ ʹ͍͓ͭͯ͠͠·͢ɻ
"HFOEB • લఏࣝ: Kotlin / Redux ʹ͍ͭͯ • ಘΒΕͨݟ •
·ͩΜͰ͍Δ෦
,PUMJO
,PUMJO • 2011ʹJetBrain͔ࣾΒൃද͞Εͨϓϩάϥ ϛϯάݴޠ • Better Java ͳݴޠ • JavaͱڞଘՄೳ
• ؔܕϓϩάϥϛϯάͷελΠϧΛαϙʔτ • ͔Θ͍͍
3FEVY
3FEVY • React js ͔Βग़͖ͯͨઃܭࢥ • Three Principles • Single
source of truth • State is read-only • Changes are made with pure functions
3FEVY
ಋೖʹ͋ͨͬͯ
3FEVY-JCSBSZ • ࣾͰ࡞ͬͯެ։͠·ͨ͠ • https://github.com/RettyEng/redux-kt • ReSwiftΛϦεϖΫτ • طଘͷLibraryݕ౼͚ͨ͠ͲσϑΝΫτ͕ͳ ͍ঢ়ଶ
%FNP
3FEVY
͠Β͘ࢼͯ͠ಘΒΕͨݟ
͕͜͜خ͍͠ • Activity/Fragment/ViewΛލ͍ͰใΛڞ༗ Ͱ͖Δ • StateͷมߋΛ͢Δ෦͕Viewͷߋ৽ͷ ͔ΒશʹͰ͖Δ • View͕Ͳ͏มΘΔ͔ؔ৺ͷର֎ •
APIίʔϧΛͨͣը໘දࣔͰ͖Δ
͍͍ͯΔαʔϏε • ෳͷը໘ͰใΛڞ༗͍ͯ͠Δ • ը໘ભҠͷύλʔϯ͕ෳ͋Δ
͍͍ͯͳ͍αʔϏε • ΞϓϦ֎͔ΒϦΞϧλΠϜʹใ͕มΘΓ͏ Δ • ෆشൃใΛͨ͘͞Μѻ͏ඞཁ͕͋Δ • State͕͖࣋ͭใͷαΠζ͕େ͖͍
,PUMJOͱ૬ੑͷྑ͞ • Stateͷ͕࣋ͭnullڐ༰͔Ͳ͏͔ίʔυͰࣔ ͤΔ • Viewଆͷίʔυ͕ॻ͖͍͢
,PUMJOͱ૬ੑͷྑ͞ • Test͕ॻ͖͍͢ • Reducer͕७ਮؔͳͷͰmockͳ͠Ͱςε τ͕ॻ͚Δ
,PUMJOͱ૬ੑͷྑ͞ • Stateͷૢ࡞͕ॻ͖͍͢ • dataΫϥεͷcopy()ϝιουͰมߋ͢ΔՕॴ Λ໌ࣔతʹࢦఆͰ͖Δ
·ͩΜͰ͍Δͱ͜Ζ
4UBUFͷ࣋ͪํ • ͲͷใΛͲ͏͍͏෩ʹStateͱͯ͠อ࣋͢Δ ͔ͱͯΉ • ͓ͦΒ͘ਖ਼ղͳ͍ • αʔϏεΞϓϦʹΑͬͯมΘͬͯ͘Δ • Ͱ։ൃऀؒͰ͋Δఔҙࣝ߹Θ͕ͤඞཁ
4UBUFͷੜଘظؒ • Applicationͱಉ͡ʢΦϯϝϞϦͳใʣ • όοΫάϥϯυʹճͬͨ࣌ʹΞϓϦϓϩηε ͕kill͞ΕΔͱҰॹʹใ͕ࣦΘΕΔ • ͍ࣦͭΘΕ͍͍ͯใ͔͠ࡌͤͳ͍ • SharedPreference͔αʔόʹୀආ͢Δ
ϝϞϦੜଘظؒ • Application͕ੜ͖͍ͯΔݶΓղ์͞Εͳ͍ ϝϞϦͨͪ • Rettyॏ͍ͨσʔλΛอ࣋͢Δέʔε͕ͳ͍ ͷͰࠓͷॴେৎ
·ͱΊ
·ͱΊ • Kotlin / Redux ͷΈ߹ΘͤΛಋೖͯ֓͠Ͷ ѱ͍ͱ͜ΖݟͨΒͣͤͰ͢ • ͨͩ͠αʔϏεͷੑ࣭ͱѻ͏σʔλʹΑΓ· ͢
• Ұࢼͯ͠ΈΔͷΞϦʂ • ͥͻLibraryͬͯΈ͍ͯͩ͘͞ʂ٩( 'ω' )و
͋Γ͕ͱ͏͍͟͝·ͨ͠ʂ
͔͜͜Βઌ͕࣌ؒ͋Ε
'MVYʹ͠Α͏͔Ή • Reduxͱಉ͘͡σʔλͷྲྀΕ͕Ұํ௨ߦ • ReduxFlux͔Βੜͨ͠ߟ͑ํ • ͨͩ͠StoreΛෳ࣋ͪ͏Δ
'MVYʹ͠Α͏͔Ή • ActivityΛލ͕ͳ͍͚ͲɺෳͷView Component ͰใΛڞ༗͍ͨ͠ • ΞϓϦશମͷStoreʹͷͤΔใͱͯ͠ෆదͳ ؾ͕͢Δ • ୯Ұػೳ͚ͩͰ͔͠Θͳ͍Store͕ཉ͘͠ͳΔ
• ੜଘظؒActivityʹ߹ΘͤΒΕΔͷͰίϯτ ϩʔϧ͍͢͠