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
5分でわかった気になるDDD
Search
dora56
January 24, 2019
Technology
0
68
5分でわかった気になるDDD
dora56
January 24, 2019
Tweet
Share
More Decks by dora56
See All by dora56
Azure Container Apps 再入門
dora56
1
480
ASP.NET8 CoreでClean Architecture入門
dora56
0
490
C#で関数型プログラミング
dora56
1
1.1k
Pulumi de Azure IaC
dora56
0
120
Other Decks in Technology
See All in Technology
飲食店予約台帳を支えるインタラクティブ UI 設計と実装
siropaca
7
1.8k
Developer Summit 2025 [14-D-1] Yuki Hattori
yuhattor
19
6.2k
スタートアップ1人目QAエンジニアが QAチームを立ち上げ、“個”からチーム、 そして“組織”に成長するまで / How to set up QA team at reiwatravel
mii3king
2
1.5k
2025-02-21 ゆるSRE勉強会 Enhancing SRE Using AI
yoshiiryo1
1
370
Tech Blogを書きやすい環境づくり
lycorptech_jp
PRO
1
240
Classmethod AI Talks(CATs) #17 司会進行スライド(2025.02.19) / classmethod-ai-talks-aka-cats_moderator-slides_vol17_2025-02-19
shinyaa31
0
120
Oracle Base Database Service 技術詳細
oracle4engineer
PRO
6
57k
CZII - CryoET Object Identification 参加振り返り・解法共有
tattaka
0
380
アジャイル開発とスクラム
araihara
0
170
ビジネスモデリング道場 目的と背景
masuda220
PRO
9
550
プロセス改善による品質向上事例
tomasagi
2
2.6k
Larkご案内資料
customercloud
PRO
0
650
Featured
See All Featured
A Modern Web Designer's Workflow
chriscoyier
693
190k
How To Stay Up To Date on Web Technology
chriscoyier
790
250k
Fireside Chat
paigeccino
34
3.2k
Visualizing Your Data: Incorporating Mongo into Loggly Infrastructure
mongodb
45
9.4k
Let's Do A Bunch of Simple Stuff to Make Websites Faster
chriscoyier
507
140k
Easily Structure & Communicate Ideas using Wireframe
afnizarnur
193
16k
A designer walks into a library…
pauljervisheath
205
24k
Bash Introduction
62gerente
611
210k
Statistics for Hackers
jakevdp
797
220k
The Pragmatic Product Professional
lauravandoore
32
6.4k
Building a Scalable Design System with Sketch
lauravandoore
461
33k
Understanding Cognitive Biases in Performance Measurement
bluesmoon
27
1.6k
Transcript
5Ͱ Θ͔ͬͨؾʹͳΔDDD by dora56
ࣗݾհ • dora56 • 25ࡀ • डୗ։ൃ • JavaͰαʔόʔαΠυͬͯ·͢
υϝΠϯۦಈઃܭ(DDD)ͱ ͳΜͩʁ
ͦͦυϝΠϯͱʁ
Domain(υϝΠϯ) 1. ྖɺྖ 2. ʢࣝɺࢥɺ׆ಈͳͲʣྖҬɺɺ…ք 3. ʢͷʣશॴ༗ݖ
DDD͕ҙຯ͢ΔυϝΠϯʁ ͯ͢ͷιϑτΣΞϓϩάϥϜɺͦΕΛ ༻͢ΔϢʔβͷԿ͔͠Βͷ׆ಈؔ৺ͱ͕ؔ ͋ΔɻϢʔβ͕ϓϩάϥϜΛదԠ͢Δ͜ͷର ྖҬ͕ɺιϑτΣΞͷυϝΠϯͰ͋Δɻ ―ΤϦοΫɾΤϰΝϯεͷυϝΠϯۦಈઃܭ
ͭ·Γ • ιϑτΣΞԽ͢ΔۀྖҬ • ձܭϓϩάϥϜͷυϝΠϯձܭͱࡒ • ιʔείʔυཧγεςϜͷυϝΠϯιϑτ ΣΞ։ൃͦͷͷ
͡Ό͋ɺྑ͍ιϑτΣΞΛ ࡞ΔʹυϝΠϯʹ͍ͭͯ Δඞཁ͕͋ΔΑͶ
υϝΠϯΛཧղ͢Δʹ ۀΛΑΓΑ͍ͬͯ͘Δ୲ ऀʢυϝΠϯΤΩεύʔτʣ ͕ඞཁ
։ൃऀͱ υϝΠϯΤΩεύʔτ͕ ڠྗ͢Δʹ
νʔϜͰڞ༗͢Δݴޠ υϝΠϯͷ༻ޠͷڞ௨ೝࣝ ʢϢϏΩλεݴޠʣ͕༗༻
͞Βʹ ڥք͚ͮΒΕͨίϯςΩετ Ͱ υϝΠϯϞσϧΛߏங
ڥք͚ͮΒΕͨίϯςΩετ ۜߦ ΞΧϯτޱ࠲ ձܭ ΞΧϯτצఆՊ ΞΧϯτͱ͍͏ݴ༿͕จ຺ʹΑͬͯҧ͏
ݴ༿ͷఆٛΛ͔ͬ͠ΓΔ
͜͜·Ͱ৭ʑઆ໌͚ͨ͠Ͳ ݁ہDDDͬͯʁ
DDDͱ • ։ൃऀͱυϝΠϯΤΩεύʔτͱҰॹʹυϝ ΠϯϞσϧΛ୳ٻ͠ɺڞ௨ͷݴ༿Λ͍ͳ͕ ΒιϑτΣΞΛൃల͍ͤͯ͘͞ઃܭख๏ • ྑ͍ιϑτΣΞઃܭΛ͢ΔͨΊͷҙࢥܾఆ ͷࢦͱͳΔϑϨʔϜϫʔΫ
ݴ͍͍ͨ͜ͱ
ྑ͍ιϑτΣΞΛ࡞Δʹɺ ٕज़͚ͩͰͳ͘ɺϏδωε αΠυͱڠྗ͠ͳ͕Β ઃܭ͍ͯ͘͜͠ͱ͕େࣄ
͋Γ͕ͱ͏͍͟͝·ͨ͠ɻ