Upgrade to Pro — share decks privately, control downloads, hide ads and more …

5分でわかった気になるDDD

Avatar for dora56 dora56
January 24, 2019
Technology
0
81

 5分でわかった気になるDDD

Avatar for dora56

dora56

January 24, 2019
Tweet

More Decks by dora56

See All by dora56
Azure Container Apps 再入門
Avatar for dora56 dora56
1
650
ASP.NET8 CoreでClean Architecture入門
Avatar for dora56 dora56
1
870
C#で関数型プログラミング
Avatar for dora56 dora56
1
1.3k
Pulumi de Azure IaC
Avatar for dora56 dora56
0
140

Other Decks in Technology

See All in Technology
15 years with Rails and DDD (AI Edition)
Avatar for Andrzej Krzywda andrzejkrzywda
0
200
SREが向き合う大規模リアーキテクチャ 〜信頼性とアジリティの両立〜
Avatar for Kuniaki Moriya zepprix
0
470
[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)
Avatar for abemii_ abemii
0
140
Frontier Agents (Kiro autonomous agent / AWS Security Agent / AWS DevOps Agent) の紹介
Avatar for msysh msysh
3
180
クレジットカード決済基盤を支えるSRE - 厳格な監査とSRE運用の両立 (SRE Kaigi 2026)
Avatar for capytan capytan
6
2.8k
広告の効果検証を題材にした因果推論の精度検証について
Avatar for ZOZO Developers zozotech
PRO
0
200
Context Engineeringが企業で不可欠になる理由
Avatar for Hirosato Gamo hirosatogamo
PRO
3
630
モダンUIでフルサーバーレスなAIエージェントをAmplifyとCDKでサクッとデプロイしよう
Avatar for みのるん minorun365
4
220
会社紹介資料 / Sansan Company Profile
Avatar for Sansan, Inc. sansan33
PRO
15
400k
We Built for Predictability; The Workloads Didn’t Care
Avatar for Michael Stahnke stahnma
0
140
FinTech SREのAWSサービス活用/Leveraging AWS Services in FinTech SRE
Avatar for maaaato maaaato
0
130
Context Engineeringの取り組み
Avatar for nutslove nutslove
0
370

Featured

See All Featured
Testing 201, or: Great Expectations
Avatar for Joseph Mastey jmmastey
46
8k
How to build a perfect <img>
Avatar for Jono Alderson jonoalderson
1
4.9k
Faster Mobile Websites
Avatar for Dean Hume deanohume
310
31k
Exploring the relationship between traditional SERPs and Gen AI search
Avatar for Ray Grieselhuber raygrieselhuber
PRO
2
3.6k
CSS Pre-Processors: Stylus, Less & Sass
Avatar for Bermon Painter bermonpainter
359
30k
My Coaching Mixtape
Avatar for mlcsv mlcsv
0
48
Believing is Seeing
Avatar for Spiro Bolos oripsolob
1
56
Designing Dashboards & Data Visualisations in Web Apps
Avatar for Des Traynor destraynor
231
54k
Introduction to Domain-Driven Design and Collaborative software design
Avatar for Kenny Baas-Schwegler baasie
1
590
Cheating the UX When There Is Nothing More to Optimize - PixelPioneers
Avatar for Stéphanie Walter stephaniewalter
287
14k
Getting science done with accelerated Python computing platforms
Avatar for Jacob Tomlinson jacobtomlinson
2
120
Why You Should Never Use an ORM
Avatar for John Nunemaker jnunemaker
PRO
61
9.7k

Transcript

  1. 5෼Ͱ Θ͔ͬͨؾʹͳΔDDD by dora56

  2. ࣗݾ঺հ • dora56 • 25ࡀ • डୗ։ൃ • JavaͰαʔόʔαΠυ΍ͬͯ·͢

  3. υϝΠϯۦಈઃܭ(DDD)ͱ͸ ͳΜͩʁ

  4. ͦ΋ͦ΋υϝΠϯͱ͸ʁ

  5. Domain(υϝΠϯ) 1. ྖ஍ɺྖ౔ 2. ʢ஌ࣝɺࢥ૝ɺ׆ಈͳͲʣྖҬɺ෼໺ɺ…ք 3. ʢ౔஍ͷʣ׬શॴ༗ݖ


  6. DDD͕ҙຯ͢ΔυϝΠϯ͸ʁ ͢΂ͯͷιϑτ΢ΣΞϓϩάϥϜ͸ɺͦΕΛ࢖ ༻͢ΔϢʔβͷԿ͔͠Βͷ׆ಈ΍ؔ৺ͱؔ܎͕ ͋ΔɻϢʔβ͕ϓϩάϥϜΛదԠ͢Δ͜ͷର৅ ྖҬ͕ɺιϑτ΢ΣΞͷυϝΠϯͰ͋Δɻ ―ΤϦοΫɾΤϰΝϯεͷυϝΠϯۦಈઃܭ

  7. ͭ·Γ • ιϑτ΢ΣΞԽ͢Δۀ຿ྖҬ • ձܭϓϩάϥϜͷυϝΠϯ͸ձܭͱࡒ຿ • ιʔείʔυ؅ཧγεςϜͷυϝΠϯ͸ιϑτ ΢ΣΞ։ൃͦͷ΋ͷ

  8. ͡Ό͋ɺྑ͍ιϑτ΢ΣΞΛ ࡞Δʹ͸υϝΠϯʹ͍ͭͯ
 ஌Δඞཁ͕͋ΔΑͶ

  9. υϝΠϯΛཧղ͢Δʹ͸
 ۀ຿ΛΑΓΑ͘஌͍ͬͯΔ୲ ౰ऀʢυϝΠϯΤΩεύʔτʣ ͕ඞཁ

  10. ։ൃऀͱ υϝΠϯΤΩεύʔτ͕
 ڠྗ͢Δʹ͸

  11. νʔϜͰڞ༗͢Δݴޠ
 υϝΠϯͷ༻ޠͷڞ௨ೝࣝ
 ʢϢϏΩλεݴޠʣ͕༗༻

  12. ͞Βʹ
 ڥք͚ͮΒΕͨίϯςΩετ Ͱ υϝΠϯϞσϧΛߏங

  13. ڥք͚ͮΒΕͨίϯςΩετ ۜߦ ΞΧ΢ϯτޱ࠲ ձܭ ΞΧ΢ϯτצఆՊ໨ ΞΧ΢ϯτͱ͍͏ݴ༿͕จ຺ʹΑͬͯҧ͏

  14. ݴ༿ͷఆٛΛ͔ͬ͠Γ΍Δ

  15. ͜͜·Ͱ৭ʑઆ໌͚ͨ͠Ͳ ݁ہDDDͬͯʁ

  16. DDDͱ͸ • ։ൃऀͱυϝΠϯΤΩεύʔτͱҰॹʹυϝ ΠϯϞσϧΛ୳ٻ͠ɺڞ௨ͷݴ༿Λ࢖͍ͳ͕ Βιϑτ΢ΣΞΛൃల͍ͤͯ͘͞ઃܭख๏ • ྑ͍ιϑτ΢ΣΞઃܭΛ͢ΔͨΊͷҙࢥܾఆ ͷࢦ਑ͱͳΔϑϨʔϜϫʔΫ

  17. ݴ͍͍ͨ͜ͱ

  18. ྑ͍ιϑτ΢ΣΞΛ࡞Δʹ͸ɺ ٕज़͚ͩͰ͸ͳ͘ɺϏδωε αΠυͱڠྗ͠ͳ͕Β
 ઃܭ͍ͯ͘͜͠ͱ͕େࣄ

  19. ͋Γ͕ͱ͏͍͟͝·ͨ͠ɻ