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Spring ์ž…๋ฌธ 2์ฃผ์ฐจ: Layer Architecture

KIMHYEYUN 2023. 11. 3. 12:43
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Layer Architecture

  • Spring์˜ 3 Layer Architecture

์„œ๋ฒ„ ๊ฐœ๋ฐœ์ž๋“ค์€ ์„œ๋ฒ„์—์„œ์˜ ์ฒ˜๋ฆฌ ๊ณผ์ •์ด ๋Œ€๋ถ€๋ถ„ ๋น„์Šทํ•จ์„ ๊นจ๋‹ซ๊ณ , ์ฒ˜๋ฆฌ๊ณผ์ •์„ ํฌ๊ฒŒ Controller, Service, Repository 3๊ฐœ ๋ถ„๋ฆฌ

1. Controller

  • ํด๋ผ์ด์–ธํŠธ์˜ ์š”์ฒญ์„ ๋ฐ›์Œ
  • ์š”์ฒญ์— ๋Œ€ํ•œ ๋กœ์ง ์ฒ˜๋ฆฌ๋Š” Service์—๊ฒŒ ์ „๋‹ด
    • Reuqest ๋ฐ์ดํ„ฐ๊ฐ€ ์žˆ๋‹ค๋ฉด ํ•จ๊ป˜ ์ „๋‹ฌ
  • Service์—์„œ ์ฒ˜๋ฆฌ ์™„๋ฃŒ๋œ ๊ฒฐ๊ณผ๋ฅผ ํด๋ผ์ด์–ธํŠธ์—๊ฒŒ ์‘๋‹ต

2. Service

  • ์‚ฌ์šฉ์ž์˜ ์š”๊ตฌ์‚ฌํ•ญ์„ ์ฒ˜๋ฆฌ(๋น„์ฆˆ๋‹ˆ์Šค ๋กœ์ง)
    • ํ˜„์—…์—์„œ๋Š” ์„œ๋น„์Šค ์ฝ”๋“œ๊ฐ€ ๊ณ„์† ๋น„๋Œ€ํ•ด์ง€๊ณ  ์žˆ์Œ
  • DB ์ €์žฅ ๋ฐ ์กฐํšŒ๊ฐ€ ํ•„์š”ํ•  ๋•Œ๋Š” Repository์—๊ฒŒ ์š”์ฒญ

3. Repository

  • DB ๊ด€๋ฆฌ(์—ฐ๊ฒฐ, ํ•ด์ œ, ์ž์› ๊ด€๋ฆฌ)
  • DB CRUD ์ž‘์—…์„ ์ฒ˜๋ฆฌ
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