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[๊ฐœ๋ฐœ์šฉ์–ด]REST, Restful API

๋‰ด์ด NUEY 2025. 1. 13. 15:05
๋ฐ˜์‘ํ˜•

 

REST
Representational State Transfer

 

์ค‘์š” ๊ธฐ๋ณธ ๊ธฐ์ˆ ๋กœ ์ž์ฃผ ๋ณด์ด๋Š” REST API์— ๋Œ€ํ•ด

 

 

    • REST
      • Representational State Transfer
        '๊ตฌ์ฒด์ ์ธ ์ƒํƒœ ์ „์†ก' ์ด๋ผ ์ง์—ญํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
        ์ด ๋•Œ ์ „์†ก์€ HTTP ๋ฅผ ์ด์šฉํ•œ ์ „์†ก์„ ๋งํ•ฉ๋‹ˆ๋‹ค.

      • HTTP๋ฅผ ์ด์šฉํ•œ ๊ตฌ์ฒด์ ์ธ ์ƒํƒœ์ •๋ณด 
        1. URI (URL์— ์ข€ ๋” ์ •๋ณด๋ฅผ ์ถ”๊ฐ€ํ•œ ๊ฒƒ)
          • URL
          • URI
            ์œ„์™€ ๊ฐ™์ด URL + ์ „๋‹ฌํ•  ๋‹ค์–‘ํ•œ ์ •๋ณด๋ฅผ ๊ฐ€์ง€๊ณ  ์žˆ๋‹ค.
          • ๐ŸŒŸ ์œ„๋Š” ์˜ˆ์ œ๋กœ ์‹ค์ œ๋กœ๋Š” JSON ๋ฐ์ดํ„ฐํ˜•์‹์„ ์ฃผ๋กœ ์‚ฌ์šฉํ•œ๋‹ค.

        2. method ์ „๋‹ฌ ๋ฐฉ์‹
          CRUD ์—ฐ์‚ฐ์„ ์œ„ํ•œ ํ‘œ์ค€ ๋ฉ”์„œ๋“œ ๋ฐฉ์‹์„ ๋งํ•ฉ๋‹ˆ๋‹ค.
          viewํ™”๋ฉด๋‹จ์—์„œ ์„œ๋ฒ„์— HTTP ํ†ต์‹ ๋ฐฉ์‹์„ method๋กœ ์ •ํ•˜๋Š” ๊ฒƒ์„ ๋งํ•œ๋‹ค.
          method ๋ฐฉ์‹ ์‚ฌ์šฉํ•˜๋Š” ๊ฒฝ์šฐ
          get ์กฐํšŒ
          post ์ƒ์„ฑ
          put / patch ์ˆ˜์ •
          delete ์‚ญ์ œ

      • ์›์น™(ํŠน์„ฑ)
        • status code ๋ฐ˜ํ™˜.
          • 2XX → ์ „์†ก์„ฑ๊ณต.
          • 4XX → Client Error.
          • 5XX → Server Error.

        • stateless
          : ํด๋ผ์ด์–ธํŠธ์˜ ์ƒํƒœ ์ •๋ณด๊ฐ€ ์„œ๋ฒ„์— ์ €์žฅ๋˜๋ฉด ์•ˆ๋œ๋‹ค.

        • Idempotent
          : ๋™์ผํ•œ URI๋ฅผ ๋ณด๋‚ด๋ฉด ์–ธ์ œ๋‚˜ ๋™์ผํ•œ ๋‹ต์„ ๋ฐ˜ํ™˜ํ•ด์•ผ ํ•œ๋‹ค.

        • Cacheability
          : ์–ด๋–ค ์š”์ฒญ์— ๋Œ€ํ•œ ์ •๋ณด๋ฅผ ์บ์‹ฑ์— ์ €์žฅํ•ด๋‘๋ฉด, ๋ฐ˜๋ณต์š”์ฒญ์— ๋Œ€ํ•ด ๊ฐ–๊ณ ์žˆ๋Š” ์บ์‹ฑ์ •๋ณด๋ฅผ ์ด์šฉ.


    • REST API
      • REST์˜ ์›์น™์„ ๋”ฐ๋ฅธ API๋ฅผ ๋งํ•ฉ๋‹ˆ๋‹ค.


    • Restful API
      • REST ์›์น™์„ ์—„๊ฒฉํžˆ ์ค€์ˆ˜ํ•œ API๋ฅผ ๋งํ•ฉ๋‹ˆ๋‹ค.

 



์ฐธ์กฐ

https://youtu.be/fB3MB8TXNXM?si=zVS58ekP0pbYtFKP

https://khj93.tistory.com/entry/%EB%84%A4%ED%8A%B8%EC%9B%8C%ED%81%AC-REST-API%EB%9E%80-REST-RESTful%EC%9D%B4%EB%9E%80

 

 

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