spring annotation 2

[Spring] @RequestBody / @ResponseBody ์ฐจ์ด

HTTP : ๋ฐ์ดํ„ฐ๋ฅผ ์ฃผ๊ณ ๋ฐ›๊ธฐ ์œ„ํ•œ ํ”„๋กœํ† ์ฝœ HTTP๋Š” ํด๋ผ์ด์–ธํŠธ์™€ ์„œ๋ฒ„ ์‚ฌ์ด์— ์ด๋ฃจ์–ด์ง€๋Š” ์š”์ฒญ/์‘๋‹ต(request/response) ํ”„๋กœํ† ์ฝœ์ด๋‹ค. HTTP Body ์•ˆ์—” XML ๋˜๋Š” JSON์ด ๋“ค์–ด๊ฐ„๋‹ค. @RequestBody : HTTP Body์•ˆ์— JSON์„ VO์— ๋งตํ•‘ํ•˜๋Š” ์Šคํ”„๋ง ์–ด๋…ธํ…Œ์ด์…˜. @RequestBody ์–ด๋…ธํ…Œ์ด์…˜์„ ์ด์šฉํ•˜๋ฉด HTTP ์š”์ฒญ Body๋ฅผ ์ž๋ฐ” ๊ฐ์ฒด๋กœ ์ „๋‹ฌ๋ฐ›์„ ์ˆ˜ ์žˆ๋‹ค. Ajax์—์„œ ํŒŒ๋ผ๋ฏธํ„ฐ๋ฅผ ์ปจํŠธ๋กค๋Ÿฌ์— ๋ณด๋‚ด๋ฉด ์ปจํŠธ๋กค๋Ÿฌ์—์„  @RequestBody๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ํŒŒ๋ผ๋ฏธํ„ฐ๋ฅผ ๋ฐ›๋Š”๋‹ค. @RequestMapping(value = "/requestBodyTest.do") public String requestBodyTest(@RequestBody UserVO vo) throws Excep..

Spring 2021.05.28

[Spring] Spring Framework ์–ด๋…ธํ…Œ์ด์…˜ Annotation ์ •๋ฆฌ

์˜์กด์„ฑ ์ฃผ์ž… ์šฉ๋„ @Required ํ•„์ˆ˜ ํ”„๋กœํผํ‹ฐ๋ฅผ ์„ค์ •, ์ฝ”๋“œ ๋‚ด์— ํ”„๋กœํผํ‹ฐ ์„ค์ • ๋ฉ”์„œ๋“œ์— @Required ์–ด๋…ธํ…Œ์ด์…˜์„ ๋ถ™์ธ๋‹ค. @Required public void setName(String name) { this.name = name; } @Autowired ์˜์กด๊ด€๊ณ„๋ฅผ ์ž๋™์œผ๋กœ ์„ค์ •ํ•ด์ฃผ๋Š” ์–ด๋…ธํ…Œ์ด์…˜, Controllerํด๋ž˜์Šค์—์„œ DAO๋‚˜ Service์— ๊ด€ํ•œ ๊ฐ์ฒด๋“ค์„ ์ฃผ์ž…์‹œํ‚ฌ ๋•Œ ๋งŽ์ด ์‚ฌ์šฉ. @Autowired private DefaultBeanValidator beanValidator; @Inject ๊ฐ์ฒด์˜ ํƒ€์ž…์„ ๋ณด๊ณ  ์ฃผ์ž…๋  ํด๋ž˜์Šค๋ฅผ ํƒ์ƒ‰ํ•œ๋‹ค. @Autowired์™€ ์ฐจ์ด์ ์€ @Autowired๋Š” ์Šคํ”„๋ง์—์„œ ์ง€์›ํ•˜๊ณ , @Inject์€ ์ž๋ฐ”์—์„œ ์ง€์›ํ•˜๋Š” ์–ด๋…ธํ…Œ์ด์…˜์ด๋‹ค. ์ปจํŠธ๋กค๋Ÿฌ ๊ด€๋ จ @Contr..

Spring 2020.09.02