๋กœ์ผ“๐Ÿพ
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[Spring] ApplicationContext์™€ WebApplicationContext
... 2021. 1. 20. 23:26

์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. ๋”ฐ๋ผ์„œ ์ด ๊ด€๊ณ„๋“ค์„ ์•„๋ž˜์™€ ๊ฐ™์ด ๊ทธ๋ฆผํ™”ํ•ด๋ณด์•˜์Šต๋‹ˆ๋‹ค. # web.xml์—์„œ์˜ Context contextConfigLocation c..

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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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[tomcat] Not allowed to load local resource ์—๋Ÿฌ
... 2021. 1. 20. 19:04

# ์›์ธ ํ”„๋กœ์ ํŠธ ์™ธ๋ถ€์— ์กด์žฌํ•˜๋Š” ํŒŒ์ผ ์—…๋กœ๋“œ์˜ ๊ฒฝ์šฐ ๋ณด์•ˆ์ƒ์˜ ์ด์œ ๋กœ ์ด๋ฏธ์ง€์— ์ ‘๊ทผํ•˜์ง€ ๋ชปํ•ฉ๋‹ˆ๋‹ค. ์ฆ‰ ์›น์—์„œ ๋กœ์ปฌํด๋”๋กœ ์ ‘๊ทผ์ด ๋ถˆ๊ฐ€ํ•ฉ๋‹ˆ๋‹ค. # ํ•ด๊ฒฐ tomcat์˜ server.xml ์— ๋‹ค์Œ๊ณผ ๊ฐ™์ด ์ถ”๊ฐ€ํ•ด์ฃผ์‹œ๋ฉด ๋ฉ๋‹ˆ๋‹ค. docBase="D:/FileUpload/kssfbiz/" ์ด๋ ‡๊ฒŒ ์„ค์ •ํ•ด์ฃผ์‹œ๋ฉด url๋กœ ๋“ค์–ด๊ฐˆ ๋•Œ๋Š” localhost:8080/kssfbiz/upload ์ด๋Ÿฐ์‹์œผ๋กœ ๋“ค์–ด๊ฐ€์ฃผ์‹œ๋ฉด ๋ฉ๋‹ˆ๋‹ค. ๋ฌผ๋ฆฌ์  ์ฃผ์†Œ - D:/FileUpload/kssfbiz/ ๋…ผ๋ฆฌ์  ์ฃผ์†Œ(์‹ค์ œ ์ ‘์†ํ•  ๋•Œ) - http://localhost:8080/kssfbiz/upload/ (๋กœ์ปฌ์ผ์‹œ) ์ฃผ์˜ํ• ์ ์€ ๋ฐ˜๋“œ์‹œ reloadable์„ true๋กœ ํ•ด์ฃผ์…”์•ผ ํ•ฉ๋‹ˆ๋‹ค. ์ฝ์–ด์ฃผ์…”์„œ ๊ฐ์‚ฌํ•ฉ๋‹ˆ๋‹ค. ์งˆ๋ฌธ์€ ์–ธ์ œ๋‚˜ ํ™˜์˜ํ•ฉ๋‹ˆ๋‹ค. "๋‚œ ๋ฐ˜๋“œ์‹œ ๋ฐฑ์—”..

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[Spring] @RestController ๋ž€?
... 2021. 1. 18. 23:20

์ด๋ฒˆ ๊ธ€์—์„œ๋Š” @RestController๋ผ๋Š” ์–ด๋…ธํ…Œ์ด์…˜์— ๋Œ€ํ•ด ์•Œ์•„ ๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค. @RestController๋Š” ์ปจํŠธ๋กค๋Ÿฌ์—์„œ ๋ธŒ๋ผ์šฐ์ €๋กœ ๋ฐ์ดํ„ฐ๋ฅผ ๋ณด๋‚ผ ๋•Œ ์ด๋ฅผ ์ฒ˜๋ฆฌํ•ด์„œ ๋ณด๋‚ผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ๊ธฐ๋ณธํ˜• ๋ฐ์ดํ„ฐ, VO ๊ฐ์ฒด์˜ ์†์„ฑ ๊ฐ’, Map์— ์ €์žฅ๋œ ๋ฐ์ดํ„ฐ ๋“ฑ์„ ๋ณด๋‚ผ ์ˆ˜ ์žˆ๊ฒŒ ํ•ด์ค๋‹ˆ๋‹ค. ์šฐ์„  @RestController๋ฅผ ์‚ฌ์šฉํ•˜๋ ค๋ฉด ์Šคํ”„๋ง 4.0์ด์ƒ์ด์—ฌ์•ผ ํ•ฉ๋‹ˆ๋‹ค. ๋งŒ์•ฝ 3.x ๋ฒ„์ „์„ ์ด์šฉํ•œ๋‹ค๋ฉด pom.xml์—์„œ 1.6 4.1.1.RELEASE 1.6.10 1.6.6 4.*.* ๋ฒ„์ „์œผ๋กœ ๋ฐ”๊ฟ”์ฃผ์‹œ๋ฉด ๋ฉ๋‹ˆ๋‹ค. ๊ทธ๋ฆฌ๊ณ  JOSN ํ˜•์‹์œผ๋กœ ์ „๋‹ฌํ•˜๊ธฐ ์œ„ํ•œ JSON ๊ด€๋ จ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋ฅผ ๋‹ค์Œ๊ณผ ๊ฐ™์ด ์ถ”๊ฐ€ํ•ด์ฃผ์‹œ๋ฉด ๋ฉ๋‹ˆ๋‹ค. com.fasterxml.jackson.core jackson-databind 2.5.4 # VO ๊ฐ์ฒด ์ „๋‹ฌํ•˜..

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Current request is not of type [org.springframework.web.multipart.MultipartHttpServletRequest] ์—๋Ÿฌ
... 2021. 1. 18. 22:20

# ์›์ธ java.lang.IllegalStateException: Current request is not of type [org.springframework.web.multipart.MultipartHttpServletRequest]: org.apache.catalina.connector.RequestFacade@6b6f9564 at org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter$ServletHandlerMethodInvoker.resolveStandardArgument(AnnotationMethodHandlerAdapter.java:826) at org.springframework.web.bind.annot..

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[Js] ajax ํŒŒ์ผ ์—…๋กœ๋“œํ•˜๊ธฐ
... 2021. 1. 18. 19:56

์ด๋ฒˆ ๊ธ€์—์„œ๋Š” ajax๋ฅผ ์ด์šฉํ•˜์—ฌ ํŒŒ์ผ์„ ์„œ๋ฒ„์— ์—…๋กœ๋“œ ํ•˜๋Š” ๋ฐฉ๋ฒ•์— ๋Œ€ํ•ด ์•Œ์•„๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค. ajax๋ฅผ ์‚ฌ์šฉํ•˜๊ฒŒ ๋˜๋ฉด ๊ตณ์ด ํŒŒ์ผ ์ „์†ก์„ ์œ„ํ•˜์—ฌ form ํƒœ๊ทธ๋กœ ๊ฐ์‹ธ์ค„ ํ•„์š”๊ฐ€ ์—†์Šต๋‹ˆ๋‹ค. ์ด ๊ธ€์€ ์Šคํ”„๋ง ๊ธฐ์ค€์œผ๋กœ ์ž‘์„ฑ๋˜์—ˆ์Šต๋‹ˆ๋‹ค. # Front ์ œ์ถœํ•˜๊ธฐ ajax์˜ ์†์„ฑ ๋‚˜๋จธ์ง€๋Š” ์•Œ๊ฑฐ๋ผ ์ƒ๊ฐํ•˜๊ณ  processData๋งŒ ์งš๊ณ  ๋„˜์–ด๊ฐ€๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค. processData๋Š” ์ผ๋ฐ˜์ ์œผ๋กœ ์„œ๋ฒ„์— ์ „๋‹ฌ๋˜๋Š” ๋ฐ์ดํ„ฐ๋Š” query string ์ด๋ผ๋Š” ํ˜•ํƒœ๋กœ ์ „๋‹ฌ๋ฉ๋‹ˆ๋‹ค. http://example.com/over/there?title=Main_page&action=raw ? ๋’ค์— ์ฟผ๋ฆฌ์ŠคํŠธ๋ง์ด ์ „๋‹ฌ๋ฉ๋‹ˆ๋‹ค. ์ฃผ์˜ํ•  ์ ์€ ํŒŒ์ผ ์ „์†ก์ด ์žˆ์„ ๊ฒฝ์šฐ ์ด๋ฅผ ๋ฐ˜๋“œ์‹œ false๋กœ ํ•ด์ฃผ์–ด์•ผ ํ•ฉ๋‹ˆ๋‹ค. # Back @Controller("mainControl..

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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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[Spring] ์„œ๋ธ”๋ฆฟ ์ปจํ…Œ์ด๋„ˆ๋ž€?
... 2021. 1. 17. 14:20

์ด ๊ธ€์€ ์ œ๊ฐ€ ์ดํ•ดํ•œ ๋‚ด์šฉ์„ ๋ฐ”ํƒ•์œผ๋กœ ์ž‘์„ฑ๋˜์—ˆ๊ธฐ ๋•Œ๋ฌธ์— ํ‹€๋ฆฐ ๋ถ€๋ถ„์ด ์žˆ์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์žˆ๋‹ค๋ฉด ์–ธ์ œ๋“ ์ง€ ์ง€์ ํ•ด์ฃผ์‹œ๋ฉด ๊ฐ์‚ฌํ•˜๊ฒ ์Šต๋‹ˆ๋‹ค :) ์„œ๋ธ”๋ฆฟ ์ปจํ…Œ์ด๋„ˆ๋ฅผ ์ดํ•ดํ•˜๊ธฐ ์•ž์„œ ์ปจํ…Œ์ด๋„ˆ๊ฐ€ ๋ฌด์—‡์ธ์ง€์— ๋Œ€ํ•ด ์•Œ์•„๋ณผ ํ•„์š”๊ฐ€ ์žˆ์Šต๋‹ˆ๋‹ค. ํ”ํžˆ ์Šคํ”„๋ง์„ ์‚ฌ์šฉํ•˜๋ฉด์„œ ์„œ๋ธ”๋ฆฟ ์ปจํ…Œ์ด๋„ˆ์™€ ์Šคํ”„๋ง ์ปจํ…Œ์ด๋„ˆ ์ด ๋‘ ๋‹จ์–ด๋ฅผ ๋งŽ์ด ๋“ค์–ด๋ดค์„ ๊ฒ๋‹ˆ๋‹ค. ๊ทธ๋Ÿผ ์ปจํ…Œ์ด๋„ˆ๋ž€ ๊ณผ์—ฐ ๋ฌด์—‡์ผ๊นŒ์š”? # ์ปจํ…Œ์ด๋„ˆ๋ž€? ์šฐ๋ฆฌ๊ฐ€ ์ƒ๊ฐํ•˜๋Š” ๊ทธ ์ปจํ…Œ์ด๋„ˆ์™€ ์šฉ๋„๊ฐ€ ๋น„์Šทํ•ฉ๋‹ˆ๋‹ค. ๋ฌด์—ญ์„ ํ•  ๋•Œ ์ƒํ’ˆ์„ ๊ด€๋ฆฌํ•˜๊ธฐ ์œ„ํ•˜์—ฌ ์ปจํ…Œ์ด๋„ˆ๋งˆ๋‹ค ๋‹ค๋ฅด๊ฒŒ ๋‹ด์•„ ๋ฐฐ๋กœ ์ด์†กํ•˜๋Š” ๊ฒƒ์ฒ˜๋Ÿผ ์„œ๋ธ”๋ฆฟ ์ปจํ…Œ์ด๋„ˆ๋„ ์ด์™€ ๋น„์Šทํ•ฉ๋‹ˆ๋‹ค. ํ˜ธ์ŠคํŠธ ์šด์˜์ฒด์ œ์—์„œ ๊ตฌ๋™๋˜๋ฉฐ ๊ทธ ๋ฐ”ํƒ•์ด ๋˜๋Š” ํ•˜๋“œ์›จ์–ด์— ๊ฐ€์ƒ์œผ๋กœ ์•ก์„ธ์Šคํ•˜๋Š” ๊ฒŒ์ŠคํŠธ ์šด์˜์ฒด์ œ๋ฅผ ๋œปํ•˜๋Š” ๊ฐ€์ƒ๋จธ์‹ ๊ณผ ๋งˆ์ฐฌ๊ฐ€์ง€๋กœ, ์ปจํ…Œ์ด๋„ˆ๋Š” ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์„ ๊ด€๋ จ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ ๋ฐ ์ข…์† ํ•ญ..

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[Spring] ์Šคํ”„๋ง์—์„œ ํ™˜๊ฒฝ ๋ณ€์ˆ˜ ์‚ฌ์šฉํ•˜๊ธฐ
... 2021. 1. 14. 22:26

์Šคํ”„๋ง์—์„œ DB ์ •๋ณด๋ฅผ ๊ฐ™์€ ์ •๋ณด๋ฅผ ์ˆจ๊ธฐ๊ธฐ ์œ„ํ•ด ํ™˜๊ฒฝ๋ณ€์ˆ˜๋ฅผ ์‚ฌ์šฉํ•˜๋Š” ๋ฐฉ๋ฒ•์ž…๋‹ˆ๋‹ค. ๊นƒํ—™์— ํ”„๋กœ์ ํŠธ๋ฅผ ์˜ฌ๋ฆด ๋•Œ DB์ •๋ณด๊ฐ€ ์žˆ๋Š” properties ํŒŒ์ผ๋งŒ gitignore๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์ปค๋ฐ‹์•ˆ๋˜๊ฒŒ ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. properties ํŒŒ์ผ์˜ ๊ฒฝ๋กœ์ž…๋‹ˆ๋‹ค. /WEB-INF/config/jdbc.properties PropertyPlaceholderConfigurer ํด๋ž˜์Šค์˜ ์†์„ฑ์„ ์ด์šฉํ•˜์—ฌ properties์˜ ์ •๋ณด๋ฅผ ๊ฐ€์ ธ์˜ฌ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ""์•ˆ์— ์“ฐ์‹ค ํ•„์š” ์—†์Šต๋‹ˆ๋‹ค. ์œ„์™€ ๊ฐ™์ด xml ํŒŒ์ผ์—์„œ ๋ฐ›์„์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

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[Spring] ์Šคํ”„๋ง servlet-context๋กœ jsp ๊ฒฝ๋กœ ์„ค์ •ํ•˜๊ธฐ
... 2021. 1. 14. 22:17

์Šคํ”„๋ง์—์„œ ๋นˆ์„ ์ด์šฉํ•œ jsp ๊ฒฝ๋กœ ์„ค์ • ๋ฐฉ๋ฒ•์ž…๋‹ˆ๋‹ค. bean์„ ์ด์šฉํ•˜์—ฌ viewResolver ํด๋ž˜์Šค์˜ ์†์„ฑ์„ ์œ„์™€ ๊ฐ™์ด ์„ค์ •ํ•ด์ฃผ์‹œ๋ฉด ๋ฉ๋‹ˆ๋‹ค. ModelAndView mav = new ModelAndView("home"); views๋กœ ๊ธฐ์ค€์œผ๋กœ ์ƒ๋Œ€๊ฒฝ๋กœ๋ฅผ ์ ์–ด์ฃผ์‹œ๋ฉด ๋ฉ๋‹ˆ๋‹ค. ๋งŒ์•ฝ views/list/home.jsp ๋ผ๋ฉด view์˜ ๊ฒฝ๋กœ๋Š” /list/home์ž…๋‹ˆ๋‹ค. ๋’ค์— jsp๋ฅผ ๋ถ™์ด์‹œ๋ฉด ์•ˆ๋ฉ๋‹ˆ๋‹ค.

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[Spring] log4j ์ด์šฉํ•˜์—ฌ ๋กœ๊ทธ ์ถœ๋ ฅํ•˜๊ธฐ
... 2021. 1. 14. 22:11

์ž๋ฐ”๋ฅผ ํ•˜๊ฒŒ๋˜๋ฉด ์ฝ˜์†”์— ๋ฐ์ดํ„ฐ๋ฅผ ์ถœ๋ ฅํ•˜๊ธฐ ์œ„ํ•ด System.out.println()์„ ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค. ํ•˜์ง€๋งŒ ์Šคํ”„๋ง์—์„œ๋Š” ์ด๋ฅผ ์‚ฌ์šฉํ•  ํ•„์š”์—†์ด log4j๋ผ๋Š” ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๊ฐ€ ๋กœ๊ทธ ๊ด€๋ จํ•œ ๊ธฐ๋Šฅ๋“ค์„ ๊ด€๋ฆฌํ•ด์ค๋‹ˆ๋‹ค. ์ด ๊ธ€์€ STS(Spring toos Suite)๋กœ ์ƒ์„ฑํ•œ ์Šคํ”„๋ง ํ”„๋กœ์ ํŠธ ๊ธฐ์ค€์œผ๋กœ ์ž‘์„ฑ๋˜์—ˆ์Šต๋‹ˆ๋‹ค. STS๋ฅผ ์ด์šฉํ•˜์—ฌ ํ”„๋กœ์ ํŠธ๋ฅผ ์ƒ์„ฑํ•˜๋Š” ๋ฐฉ๋ฒ•์€ ๊ฐ€์žฅ ํ•˜๋‹จ์— ๊ด€๋ จ ๊ธ€์„ ํฌ์ŠคํŠธํ•ฉ๋‹ˆ๋‹ค. ์ด ๊ธ€์€ ์ž๋ฐ”์›น์„ ๋‹ค๋ฃจ๋Š” ๊ธฐ์ˆ  ์ฑ…์„ ์ฐธ๊ณ ํ•˜์—ฌ ์ž‘์„ฑํ•˜์˜€์Šต๋‹ˆ๋‹ค. log4j๋ž€? ์Šคํ”„๋ง์œผ๋กœ ๊ฐœ๋ฐœํ• ๋•Œ ๋ณด๋ฉด ์ฝ˜์†”์— ์œ„์™€ ๊ฐ™์€ ์—„์ฒญ ๋งŽ์€ ๋กœ๊ทธ๋“ค์ด ์ถœ๋ ฅ๋˜๋Š”๋ฐ ์ด ๋ชจ๋“ ๊ฒŒ log4j ๋•๋ถ„์ž…๋‹ˆ๋‹ค. ๊ฐœ๋ฐœํ•  ๋‹น์‹œ์— ์‚ฌ์šฉํ–ˆ๋˜ ๋กœ๊ทธ ๋ฉ”์‹œ์ง€๋“ค์€ ์‹ค์ œ๋กœ ์„œ๋น„์Šคํ•  ๋•Œ ์ „ํ˜€ ํ•„์š”์—†๊ฒŒ ๋ฉ๋‹ˆ๋‹ค. ๊ทธ๋Ÿด ๊ฒฝ์šฐ ์ผ์ผ์ด ์ฐพ์•„์„œ ํ•ด๋‹น ๋กœ๊ทธ๋“ค์„ ์‚ญ์ œํ•ด์ฃผ์–ด์•ผ ํ•˜๋Š”๋ฐ ์ด๋Š”..

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[Js] window.open ํ•จ์ˆ˜๋กœ ํŒ์—…์ฐฝ ์—ด๊ธฐ
... 2021. 1. 14. 11:37

์ž๋ฐ”์Šคํฌ๋ฆฝํŠธ๋ฅผ ์ด์šฉํ•˜์—ฌ ํŒ์—… ์ฐฝ์„ ์—ฌ๋Š” ๋ฐฉ๋ฒ•์— ๋Œ€ํ•œ ๊ธ€์ž…๋‹ˆ๋‹ค. l window.open() ํ•จ์ˆ˜ window.open() ํ•จ์ˆ˜๋ฅผ ์ด์šฉํ•˜์—ฌ ์‰ฝ๊ฒŒ ํŒ์—…์ฐฝ์„ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. window.open("ํŒ์—…์ฐฝ์œผ๋กœ ์‚ฌ์šฉํ•  ํŒŒ์ผ(๊ฒฝ๋กœํฌํ•จ) ๋˜๋Š” uri","์ง€์ •ํ•  ํŒ์—…์˜ ์ด๋ฆ„","ํฌ๊ธฐ์™€ ์œ„์น˜"); l ์˜ˆ์‹œ window.open("test.html","ํŒ์—… ํ…Œ์ŠคํŠธ","width=400, height=300, top=10, left=10"); popup.html๋ฅผ ์œ„์™€ ๊ฐ™์ด ํ•ด์ฃผ์—ˆ์Šต๋‹ˆ๋‹ค. ํŒ์—…์ฐฝ ํ˜ธ์ถœํ•  ํŒ์—…์ฐฝ์˜ html์ž…๋‹ˆ๋‹ค. ์„ธ๋ฒˆ์งธ ์ธ์ž๋ฅผ ์กฐ์ •ํ•˜์—ฌ ํŒ์—…์˜ ํฌ๊ธฐ ๋˜ํ•œ ์กฐ์ ˆ์ด ๊ฐ€๋Šฅํ•ฉ๋‹ˆ๋‹ค. ์ฝ์–ด์ฃผ์…”์„œ ๊ฐ์‚ฌํ•ฉ๋‹ˆ๋‹ค. ์งˆ๋ฌธ์€ ์–ธ์ œ๋‚˜ ํ™˜์˜ํ•ฉ๋‹ˆ๋‹ค. "๋‚œ ๋ฐ˜๋“œ์‹œ ๋ฐฑ์—”๋“œ ์™•์ด ๋ ๊ฑฐ์•ผ"

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List cannot be resolved to a type ์—๋Ÿฌ
... 2021. 1. 12. 12:11

l ์›์ธ jsp์— List ๊ด€๋ จ ํด๋ž˜์Šค๊ฐ€ ์—†์–ด์„œ ์—๋Ÿฌ๊ฐ€ ๋‚ฉ๋‹ˆ๋‹ค. l ํ•ด๊ฒฐ ๋”ฐ๋ผ์„œ jsp์—์„œ ์•„๋ž˜์™€ ๊ฐ™์ด import ์‹œ์ผœ์ฃผ๋ฉด ๋ฉ๋‹ˆ๋‹ค.

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Tomcat 8 / ์š”์ฒญ ํƒ€๊ฒŸ์—์„œ ์œ ํšจํ•˜์ง€ ์•Š์€ ๋ฌธ์ž๊ฐ€ ๋ฐœ๊ฒฌ๋˜์—ˆ์Šต๋‹ˆ๋‹ค. tomcat rfc 7230 rfc 3986 ์˜ค๋ฅ˜
... 2021. 1. 12. 10:45

l ์›์ธ http://localhost:8080/adm/main_visual?mode=insert&orderKey=regist_dt&startPage=-1&orderVal=desc&searchKey[]=use_yn ํ†ฐ์บฃ์—์„œ ๋‚˜๋Š” ์˜ค๋ฅ˜๋กœ ๋‹ค์Œ๊ณผ ๊ฐ™์ด ์ฟผ๋ฆฌ์ŠคํŠธ๋ง์— [] ๊ฐ™์€ ํŠน์ˆ˜๋ฌธ์ž๊ฐ€ ์žˆ์–ด์„œ ๋‚˜๋Š” ์—๋Ÿฌ์ž…๋‹ˆ๋‹ค. l ํ•ด๊ฒฐ server.xml์—์„œ relaxedQueryChars="[,]" ์„ ์ถ”๊ฐ€ํ•ด์ฃผ๋ฉด ํ•ด๊ฒฐ ์™„๋ฃŒ!

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[Spring] ๋ฉ”์ด๋ธ๊ณผ STS๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์Šคํ”„๋ง ํ™˜๊ฒฝ ๊ตฌ์ถ•
... 2021. 1. 11. 22:41

๋ฉ”์ด๋ธ์€ ์˜คํ”ˆ ์†Œ์Šค ๋นŒ๋“œ ํˆด์ž…๋‹ˆ๋‹ค. ๋ฉ”์ด๋ธ์„ ์‚ฌ์šฉํ•˜๋ฉด ํ”„๋กœ์ ํŠธ ๊ด€๋ จ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์™€ ๊ทธ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์— ์˜์กดํ•˜๋Š” Dependency ์ž์›๊นŒ์ง€ ๊ด€๋ฆฌํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ๋ฉ”์ด๋ธ์€ ํ”„๋กœ์ ํŠธ ์ „๋ฐ˜์˜ ๋ฆฌ์†Œ์Šค ๊ด€๋ฆฌ์™€ ์„ค์ • ํŒŒ์ผ ๊ทธ๋ฆฌ๊ณ  ์ด์™€ ๊ด€๋ จ๋œ ํ‘œ์ค€ ๋””๋ ‰ํ„ฐ๋ฆฌ ๊ตฌ์กฐ๋ฅผ ์ฒ˜์Œ๋ถ€ํ„ฐ ์ผ๊ด€๋œ ํ˜•ํƒœ๋กœ ๊ตฌ์„ฑํ•˜์—ฌ ๊ด€๋ฆฌํ•ฉ๋‹ˆ๋‹ค. l ๋ฉ”์ด๋ธ(Maven) ์„ค์น˜ํ•˜๊ธฐ maven.apache.org/download.cgi ๋กœ ์ ‘์†ํ•˜์—ฌ ํŒŒ์ผ์„ ๋‹ค์šด๋กœ๋“œ ํ•ฉ๋‹ˆ๋‹ค. ์••์ถ•์„ ํ’€๊ณ  bin ํŒŒ์ผ ์•ˆ์— ์žˆ๋Š” ํด๋”๋ฅผ C:\spring ํด๋”์— ๋„ฃ์Šต๋‹ˆ๋‹ค. l ๋ฉ”์ด๋ธ ํ™˜๊ฒฝ ๋ณ€์ˆ˜ ์„ค์ •ํ•˜๊ธฐ ๋””๋ ‰ํ„ฐ๋ฆฌ ๊ฒฝ๋กœ๋ฅผ ๋ณต์‚ฌํ•ฉ๋‹ˆ๋‹ค. ์‹œ์Šคํ…œ ์†์„ฑ์—์„œ ํ™˜๊ฒฝ๋ณ€์ˆ˜๋ฅผ ๋ˆŒ๋Ÿฌ์ค๋‹ˆ๋‹ค. ์ƒˆ๋กœ๋งŒ๋“ค๊ธฐ ๋ฒ„ํŠผ์„ ๋ˆŒ๋Ÿฌ ๋ณ€์ˆ˜์ด๋ฆ„์„ MAVEN_HOME์œผ๋กœ ํ•˜๊ณ  ์•„๊นŒ ๋ณต์‚ฌํ–ˆ๋˜ ๊ฒฝ๋กœ๋ฅผ ๋ถ™์—ฌ์ค๋‹ˆ๋‹ค. Path๋ฅผ ์„ ํƒํ•˜์—ฌ ํŽธ์ง‘..

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