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
Building well-defined APIs part 1: Proper HTTP
Search
Nikica Jokić
December 23, 2014
Technology
0
89
Building well-defined APIs part 1: Proper HTTP
Short intro to Ruby port of Webmachine.
Nikica Jokić
December 23, 2014
Tweet
Share
More Decks by Nikica Jokić
See All by Nikica Jokić
Aggregating data accountably and consistently
neektza
0
54
Other Decks in Technology
See All in Technology
250905 大吉祥寺.pm 2025 前夜祭 「プログラミングに出会って20年、『今』が1番楽しい」
msykd
PRO
1
680
Function Body Macros で、SwiftUI の View に Accessibility Identifier を自動付与する/Function Body Macros: Autogenerate accessibility identifiers for SwiftUI Views
miichan
2
180
Codeful Serverless / 一人運用でもやり抜く力
_kensh
7
370
落ちる 落ちるよ サーバーは落ちる
suehiromasatoshi
0
150
Platform開発が先行する Platform Engineeringの違和感
kintotechdev
4
540
「どこから読む?」コードとカルチャーに最速で馴染むための実践ガイド
zozotech
PRO
0
280
バイブスに「型」を!Kent Beckに学ぶ、AI時代のテスト駆動開発
amixedcolor
2
520
エラーとアクセシビリティ
schktjm
1
1.2k
DDD集約とサービスコンテキスト境界との関係性
pandayumi
3
280
20250903_1つのAWSアカウントに複数システムがある環境におけるアクセス制御をABACで実現.pdf
yhana
3
540
ガチな登山用デバイスからこんにちは
halka
1
230
Webアプリケーションにオブザーバビリティを実装するRust入門ガイド
nwiizo
6
750
Featured
See All Featured
Connecting the Dots Between Site Speed, User Experience & Your Business [WebExpo 2025]
tammyeverts
8
520
KATA
mclloyd
32
14k
Product Roadmaps are Hard
iamctodd
PRO
54
11k
個人開発の失敗を避けるイケてる考え方 / tips for indie hackers
panda_program
111
20k
Keith and Marios Guide to Fast Websites
keithpitt
411
22k
Gamification - CAS2011
davidbonilla
81
5.4k
ピンチをチャンスに:未来をつくるプロダクトロードマップ #pmconf2020
aki_iinuma
126
53k
Context Engineering - Making Every Token Count
addyosmani
1
30
Large-scale JavaScript Application Architecture
addyosmani
512
110k
Intergalactic Javascript Robots from Outer Space
tanoku
272
27k
The Psychology of Web Performance [Beyond Tellerrand 2023]
tammyeverts
49
3k
Documentation Writing (for coders)
carmenintech
74
5k
Transcript
Proper HTTP Building well-defined APIs, part 1: @neektza Nikica Jokić
HTTP is deceptively simple
• simple syntax, semantics up to you HTTP is deceptively
simple
• simple syntax, semantics up to you • easy to
build crappy, bad-behaving APIs HTTP is deceptively simple
• simple syntax, semantics up to you • easy to
build crappy, bad-behaving APIs • use error status codes HTTP is deceptively simple
• simple syntax, semantics up to you • easy to
build crappy, bad-behaving APIs • use error status codes • respect content-types (accept headers) HTTP is deceptively simple
• simple syntax, semantics up to you • easy to
build crappy, bad-behaving APIs • use error status codes • respect content-types (accept headers) • handle resource migration and locations HTTP is deceptively simple
A huge SVG! http://for-get.github.io/http-decision-diagram/httpdd.fsm.html
Webmachine (1/2)
• Not a framework - a toolkit Webmachine (1/2)
• Not a framework - a toolkit • Implements the
HTTP protocol as a state-machine Webmachine (1/2)
• Not a framework - a toolkit • Implements the
HTTP protocol as a state-machine Webmachine (1/2)
• Not a framework - a toolkit • Implements the
HTTP protocol as a state-machine Webmachine (1/2)
• Not a framework - a toolkit • Implements the
HTTP protocol as a state-machine • Several implementations: Webmachine (1/2)
• Not a framework - a toolkit • Implements the
HTTP protocol as a state-machine • Several implementations: • Webmachine (1st Erlang, then Ruby) Webmachine (1/2)
• Not a framework - a toolkit • Implements the
HTTP protocol as a state-machine • Several implementations: • Webmachine (1st Erlang, then Ruby) • Liberator (Clojure) Webmachine (1/2)
• Not a framework - a toolkit • Implements the
HTTP protocol as a state-machine • Several implementations: • Webmachine (1st Erlang, then Ruby) • Liberator (Clojure) • others? Webmachine (1/2)
A huge SVG! Again! http://for-get.github.io/http-decision-diagram/httpdd.fsm.html
Webmachine (2/2)
• Declarative Webmachine (2/2)
• Declarative Webmachine (2/2) get '/hello/:name' do "Hello #{params[:name]}!" end
• Declarative • Works by describing facts about the resource
Webmachine (2/2) get '/hello/:name' do "Hello #{params[:name]}!" end
• Declarative • Works by describing facts about the resource
Webmachine (2/2) get '/hello/:name' do "Hello #{params[:name]}!" end def resource_exists? resource end
• Declarative • Works by describing facts about the resource
Webmachine (2/2) get '/hello/:name' do "Hello #{params[:name]}!" end def resource_exists? resource end • known-method? / method-allowed ? • known-media-type? / media-type-available? • allowed? / authorised? • exists? / existed? • moved-temporarily? / moved-permanently?