๐Ÿ“—Spring MVC Study [ HttpServletRequest ]

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Spring MVC

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HttpServletRequest ์—ญํ• 

  • HTTP ์š”์ฒญ ๋ฉ”์‹œ์ง€๋ฅผ ๊ฐœ๋ฐœ์ž๊ฐ€ ์ง์ ‘ ํŒŒ์‹ฑํ•ด์„œ ์‚ฌ์šฉํ•ด๋„ ๋˜์ง€๋งŒ, ๋งค์šฐ ๋ถˆํŽธํ•จ.
  • ์„œ๋ธ”๋ฆฟ์€ ๊ฐœ๋ฐœ์ž๊ฐ€ HTTP ์š”์ฒญ ๋ฉ”์‹œ์ง€๋ฅผ ํŽธ๋ฆฌํ•˜๊ฒŒ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ๋„๋ก ๊ฐœ๋ฐœ์ž ๋Œ€์‹ ์— HTTP ์š”์ฒญ ๋ฉ”์‹œ์ง€๋ฅผ ํŒŒ์‹ฑํ•œ๋‹ค.
  • ๊ฒฐ๊ณผ๋ฅผ HttpServletRequest ๊ฐ์ฒด์— ๋‹ด์•„์„œ ์ œ๊ณตํ•œ๋‹ค.

์ฆ‰ . HttpServletRequest๋ฅผ ์‚ฌ์šฉํ•˜๋ฉด HTTP ์š”์ฒญ ๋ฉ”์‹œ์ง€๋ฅผ ํŽธ๋ฆฌํ•˜๊ฒŒ ์กฐํšŒํ•  ์ˆ˜ ์žˆ๋‹ค.

HTTP ์š”์ฒญ ๋ฉ”์‹œ์ง€

  • START LINE
    • HTTP ๋ฉ”์„œ๋“œ
    • URL
    • ์ฟผ๋ฆฌ ์ŠคํŠธ๋ง
    • ์Šคํ‚ค๋งˆ, ํ”„๋กœํ† ์ฝœ
  • ํ—ค๋”
    • ํ—ค๋” ์กฐํšŒ
  • ๋ฐ”๋””
    • form ํŒŒ๋ผ๋ฏธํ„ฐ ํ˜•์‹ ์กฐํšŒ
    • message body ๋ฐ์ดํ„ฐ ์ง์ ‘ ์กฐํšŒ

HttpServletRequest ๊ฐ์ฒด๋Š” ์ถ”๊ฐ€๋กœ ์—ฌ๋Ÿฌ๊ฐ€์ง€ ๋ถ€๊ฐ€๊ธฐ๋Šฅ๋„ ํ•จ๊ป˜ ์ œ๊ณตํ•œ๋‹ค.

์ž„์‹œ ์ €์žฅ์†Œ ๊ธฐ๋Šฅ

  • ํ•ด๋‹น HTTP ์š”์ฒญ์ด ์‹œ์ž‘๋ถ€ํ„ฐ ๋๋‚  ๋•Œ ๊นŒ์ง€ ์œ ์ง€๋˜๋Š” ์ž„์‹œ ์ €์žฅ์†Œ ๊ธฐ๋Šฅ
    • ์ €์žฅ : request.setAttribute(name, value)
    • ์กฐํšŒ : request.getAttribute(name)
  • ์„ธ์…˜ ๊ด€๋ฆฌ ๊ธฐ๋Šฅ
    • request.getSession(crate : true)

๐Ÿ“ญ Reference

์ธํ”„๋Ÿฐ ๊น€์˜ํ•œ ๊ฐ•์‚ฌ๋‹˜์˜ ์Šคํ”„๋ง MVC
๋งํฌ : https://www.inflearn.com/course/%EC%8A%A4%ED%94%84%EB%A7%81-mvc-1

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