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[Spring] root-context์™€ servlet-context
... 2021. 1. 20. 23:03

์ด ๊ธ€์€ ์ œ๊ฐ€ ์ดํ•ดํ•œ ๊ฐœ๋…์„ ๋ฐ”ํƒ•์œผ๋กœ ์ž‘์„ฑํ•˜์˜€๊ธฐ์— ํ‹€๋ฆฐ ๋ถ€๋ถ„์ด ์žˆ์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ํ‹€๋ฆฐ ๋ถ€๋ถ„ ์žˆ๋‹ค๋ฉด ์ง€์ ํ•ด์ฃผ์„ธ์š” :) ์Šคํ”„๋ง์—์„œ ๋งํ•˜๋Š” ์ปจํ…์ŠคํŠธ(context)๋Š” ์Šคํ”„๋ง์ด ๊ด€๋ฆฌํ•˜๋Š” ๋นˆ๋“ค์ด ๋‹ด๊ฒจ ์žˆ๋Š” ์ปจํ…Œ์ด๋„ˆ ๋ผ๊ณ  ์ƒ๊ฐํ•˜์‹œ๋ฉด ๋ฉ๋‹ˆ๋‹ค. ์Šคํ”„๋ง์„ ๊ณ„์† ๊ณต๋ถ€์ค‘์ด์ง€๋งŒ ์—„์ฒญ ํ—ท๊ฐˆ๋ ธ๋˜ ๋ถ€๋ถ„์ด WebApplicationContext์™€ ApplicationContext์˜ ๊ด€๊ณ„, web.xml์—์„œ์˜ servlet-context์™€ root-context์˜ ๊ด€๊ณ„ ๊ทธ๋ฆฌ๊ณ  ContextLoaderListenter์™€ dispatcher-servlet์˜ ๊ด€๊ณ„ ์ด ์ด 3๊ฐœ์˜ ๊ด€๊ณ„๊ฐ€ ๋ณผ๋•Œ๋งˆ๋‹ค ํ—ท๊ฐˆ๋ ธ์Šต๋‹ˆ๋‹ค. # root-context ์™€ sevlet-context ํ๋ฆ„ ์ด ๊ธ€์€ WAC์™€ AC ๊ด€๋ จ ๊ธ€์ด ์•„๋‹ˆ๋ฏ€๋กœ root-context์™€ ..

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[Spring] Dispatcher-Servlet์ด๋ž€?
... 2021. 1. 17. 14:54

Sevlet Container, Servlet์— ๋Œ€ํ•ด ์•Œ์•„๋ณด์•˜๊ณ  ์ด๋ฒˆ์—” Servlet์˜ ๋Œ€ํ‘œ๊ฒฉ์„ ๋งก๊ณ  ์žˆ๋Š” Dispatcher-Servlet์— ๋Œ€ํ•ด ์•Œ์•„๋ณด๋ ค๊ณ  ํ•ฉ๋‹ˆ๋‹ค. # Dispatcher-Servlet์˜ ์ •์˜ ์Šคํ”„๋ง์—์„œ ์ •์˜ํ•œ ๊ฐœ๋…์€ ์•„๋ž˜์™€ ๊ฐ™์Šต๋‹ˆ๋‹ค. Servlet Container์—์„œ HTTPํ”„๋กœํ† ์ฝœ์„ ํ†ตํ•ด ๋“ค์–ด์˜ค๋Š” ๋ชจ๋“  ์š”์ฒญ์„ ํ”„๋ ˆ์  ํ…Œ์ด์…˜ ๊ณ„์ธต์˜ ์ œ์ผ์•ž์— ๋‘ฌ์„œ ์ค‘์•™์ง‘์ค‘์‹์œผ๋กœ ์ฒ˜๋ฆฌํ•ด์ฃผ๋Š” ํ”„๋ก ํŠธ ์ปจํŠธ๋กค๋Ÿฌ(Front Controller) ์ข€ ๋” ์‰ฝ๊ฒŒ ์„ค๋ช…ํ•˜์ž๋ฉด, ํด๋ผ์ด์–ธํŠธ๊ฐ€ ์š”์ฒญ์„ ๋ณด๋‚ด์˜ค๋ฉด ์„œ๋ธ”๋ฆฟ ์ปจํ…Œ์ด๋„ˆ๊ฐ€ ์š”์ฒญ์„ ๋ฐ›๊ฒŒ ๋ฉ๋‹ˆ๋‹ค. ๊ทธ๋ฆฌ๊ณ  ์ด๋•Œ ์ œ์ผ ์•ž์—์„œ ์„œ๋ฒ„๋กœ ๋“ค์–ด์˜ค๋Š” ์š”์ฒญ์„ ์ฒ˜๋ฆฌํ•˜๋Š” ํ”„๋ก ํŠธ ์ปจํŠธ๋กค๋Ÿฌ๊ฐ€ ์žˆ๋Š”๋ฐ ์ด๋ฅผ Dipatcher Servlet์ด๋ผ๊ณ  ํ•ฉ๋‹ˆ๋‹ค. # Dispatcher-Servlet์˜ ํ..

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