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
Designing robust APIs in Kotlin
Search
Jaewoong
March 17, 2022
Technology
2
230
Designing robust APIs in Kotlin
Designing robust APIs in Kotlin.
Jaewoong
March 17, 2022
Tweet
Share
More Decks by Jaewoong
See All by Jaewoong
Android Librarian's Guide: Building Robust Libraries and SDKs
skydoves
1
1.2k
[KR] Open-Source Ecosystems
skydoves
0
220
Server Driven Compose With Firebase
skydoves
0
830
[KR] Server Driven Compose With Firebase
skydoves
2
640
[KR] Jetpack Compose Structure and Stability
skydoves
0
150
Jetpack Compose Structure and Stability
skydoves
1
160
[KR] 2024 DroidKnights: Compose 성능 최적화를 위한 Stability 마스터하기
skydoves
1
1.5k
[KR] What an Android Developer Does
skydoves
1
340
Jetpack Compose Mechanism
skydoves
3
2.3k
Other Decks in Technology
See All in Technology
Bill One急成長の舞台裏 開発組織が直面した失敗と教訓
sansantech
PRO
2
380
コミュニティが変えるキャリアの地平線:コロナ禍新卒入社のエンジニアがAWSコミュニティで見つけた成長の羅針盤
kentosuzuki
0
120
Greatest Disaster Hits in Web Performance
guaca
0
270
Digitization部 紹介資料
sansan33
PRO
1
6.8k
Frontier Agents (Kiro autonomous agent / AWS Security Agent / AWS DevOps Agent) の紹介
msysh
3
180
ファインディの横断SREがTakumi byGMOと取り組む、セキュリティと開発スピードの両立
rvirus0817
1
1.4k
[CV勉強会@関東 World Model 読み会] Orbis: Overcoming Challenges of Long-Horizon Prediction in Driving World Models (Mousakhan+, NeurIPS 2025)
abemii
0
140
配列に見る bash と zsh の違い
kazzpapa3
3
160
Amazon S3 Vectorsを使って資格勉強用AIエージェントを構築してみた
usanchuu
3
450
Context Engineeringの取り組み
nutslove
0
360
SREチームをどう作り、どう育てるか ― Findy横断SREのマネジメント
rvirus0817
0
310
Claude_CodeでSEOを最適化する_AI_Ops_Community_Vol.2__マーケティングx_AIはここまで進化した.pdf
riku_423
2
600
Featured
See All Featured
Reality Check: Gamification 10 Years Later
codingconduct
0
2k
Designing for humans not robots
tammielis
254
26k
StorybookのUI Testing Handbookを読んだ
zakiyama
31
6.6k
How Fast Is Fast Enough? [PerfNow 2025]
tammyeverts
3
450
How to optimise 3,500 product descriptions for ecommerce in one day using ChatGPT
katarinadahlin
PRO
0
3.4k
A better future with KSS
kneath
240
18k
Dealing with People You Can't Stand - Big Design 2015
cassininazir
367
27k
[Rails World 2023 - Day 1 Closing Keynote] - The Magic of Rails
eileencodes
38
2.7k
Primal Persuasion: How to Engage the Brain for Learning That Lasts
tmiket
0
250
Six Lessons from altMBA
skipperchong
29
4.2k
VelocityConf: Rendering Performance Case Studies
addyosmani
333
24k
Product Roadmaps are Hard
iamctodd
PRO
55
12k
Transcript
Designing robust APIs in Kotlin Jaewoong Eum
About me github.com/skydoves
How to build solid APIs? 🤔
API design API surface
API design Client Client Client Client API surface
API design Client Client Client Client API surface
API design Client Client Client Client API surface
API design Client Client Client Client API surface
API design Minimal API surface area
API design Client Client Client Client Minimal API surface area
API design Client Client Client Client Minimal API surface area
API design Client Client Client Client Minimal API surface area
API visibility private internal importance protected public Visibility modifiers
API visibility public importance Client Client Client private internal protected
Visibility modifiers
API visibility Property
API visibility Property setter getter
API visibility Property // penguin setter getter
API visibility Property setter getter Cannot assign to 'data': the
setter is private in 'MyViewModel`
API visibility Extension
API visibility Extension
API visibility Extension Unresolved reference
API visibility Extension
API visibility Extension 😵
API visibility @JvmSynthetic
API visibility @JvmSynthetic
API visibility @JvmSynthetic Unresolved reference
API visibility @JvmSynthetic
API visibility @PublishedApi
API visibility @PublishedApi
API visibility @PublishedApi
API visibility @PublishedApi
API visibility @PublishedApi
API visibility KEEP
API visibility Explicit API mode
API visibility Explicit API mode
API visibility Explicit API mode (strict)
API visibility Explicit API mode (strict)
API visibility Explicit API mode (strict)
API visibility Explicit API mode (strict)
API visibility Explicit API mode (warning)
API visibility Explicit API mode (warning)
API visibility Binary compatibility validator
API visibility Binary compatibility validator build.gradle module.gradle On terminal
API visibility Binary compatibility validator module.api
API visibility Binary compatibility validator
API visibility metalava
API visibility metalava
Client Client Client Client API maintenance API surface
Client Client Client Client API maintenance API surface
Client Client Client Client API maintenance API surface
Client Client Client Client API maintenance API surface
API maintenance API lifecycle Created Deprecated (warning) Removed Deprecated (error)
API maintenance API lifecycle Created Deprecated (warning) Removed Deprecated (error)
API maintenance @Deprecated (warning)
API maintenance @Deprecated (warning)
API maintenance @Deprecated (warning)
API maintenance @Deprecated (warning)
API maintenance @Deprecated (warning) Show Context Actions
API maintenance @Deprecated (error)
API maintenance API lifecycle Created Deprecated (warning) Removed Deprecated (error)
v4.2.10 v4.2.20 v4.2.21 v4.3.0
API maintenance API lifecycle Created Deprecated (warning) Removed Deprecated (error)
v4.2.10 v4.2.20 v4.2.21 v4.3.0
API maintenance API lifecycle Created Deprecated (warning) Removed Deprecated (error)
v4.2.10 v4.2.20 v4.2.21 v4.3.0 Client
API maintenance API lifecycle Client Client Created Deprecated (warning) Removed
Deprecated (error) v4.2.10 v4.2.20 v4.2.21 v4.3.0
API maintenance API lifecycle Client Client Created Deprecated (warning) Removed
Deprecated (error) v4.2.10 v4.2.20 v4.2.21 v4.3.0
API maintenance Deprecations
Client Client Client Client API maintenance @RequiresOptIn
Client Client Client Client API maintenance @RequiresOptIn Experimental
Client Client Client Client API maintenance @RequiresOptIn @RequiresOptIn
API maintenance @RequiresOptIn
API maintenance @RequiresOptIn
API maintenance @RequiresOptIn
API maintenance @RequiresOptIn
API maintenance @RequiresOptIn
API maintenance @RequiresOptIn
API maintenance @RequiresOptIn Core module UI module
API maintenance @RequiresOptIn Core module UI module Client Client
API maintenance @RequiresOptIn Core module UI module Client Client
API maintenance @RequiresOptIn Core module UI module Client Client
API maintenance @RequiresOptIn Core module UI module Client Client
API maintenance @RequiresOptIn Core module UI module Client Client
API maintenance @RequiresOptIn
API maintenance @RequiresOptIn
References • Kotlin Docs ◦ https://kotlinlang.org/docs/home.html • Mastering API Visibility
in Kotlin (Márton Braun) ◦ https://zsmb.co/mastering-api-visibility-in-kotlin/ • KEEP - Kotlin Evolution and Enhancement Process ◦ https://github.com/Kotlin/KEEP • Binary Compatibility Validator ◦ https://github.com/Kotlin/binary-compatibility-validator • Effective Kotlin ◦ https://leanpub.com/effectivekotlin • Balloon ◦ https://github.com/skydoves/Balloon • Stream Chat Android ◦ https://github.com/GetStream/stream-chat-android
Reach out
[email protected]
https://github.com/skydoves https://twitter.com/github_skydoves https://medium.com/@skydoves
Thank You!