๐Ÿ“• Language/Java 15

[Java] xml์„ ์ด์šฉํ•œ Quartz Job Scheduler ์„ค์ • - concurrent ๊ด€๋ จ ํ…Œ์ŠคํŠธ

sendSmsMessageList true 0/30 * * * * ? 10000 40000 ํ•˜๋‚˜์˜ Job์— quartzTestTrigger/simpleTrigger๋ผ๊ณ  ๋ช…๋ช…ํ•œ ๋‘๊ฐœ์˜ Trigger๋ฅผ ์„ค์ •ํ•ด๋ณด์•˜๋‹ค. ์ฝ”๋“œ ์ƒ์˜ 5๋ฒˆ์งธ ์ค„์ธ true ์„ ์ฃผ๋ชฉํ•ด๋ณด์ž. true ์ด๋ ‡๋“ฏ, ํ•˜๋‚˜์˜ Job์— ๋‹ค์ˆ˜์˜ Trigger๋ฅผ ๊ฑธ๊ฒŒ ๋˜๋Š” ๊ฒฝ์šฐ, ์ฒซ๋ฒˆ์งธ Trigger์— ๋Œ€ํ•œ Job์ด ๋๋‚˜๊ธฐ๋„ ์ „์— ๋‘๋ฒˆ์งธ Trgger์— ๋Œ€ํ•œ Job์ด ์‹คํ–‰๋˜๋Š” ๋ฌธ์ œ๊ฐ€ ๋ฐœ์ƒํ•  ์ˆ˜ ์žˆ๋‹ค. ๋…ธ๋ž‘์ƒ‰์œผ๋กœ ํ•˜์ด๋ผ์ดํŠธ๋œ ๊ฒƒ๋“ค์ด๋‘๋ฒˆ์งธ trigger์ธ simpleTrigger์— ๋Œ€ํ•œ ๋กœ๊ทธ๋‹ค. ๋งˆ์ง€๋ง‰ ๋‘ ์ค„์„ ํ™•์ธํ•˜๋ฉด ๋ณด๋‹ค์‹œํ”ผ ์ฒซ๋ฒˆ์งธ trigger์ธ quartzTestTrigger์™€ ์ค‘๋ณต์œผ๋กœ ์‹คํ–‰๋˜๊ณ  ์žˆ๋Š” ๊ฒƒ์„ ์•Œ ์ˆ˜ ์žˆ๋‹ค. ์ด์™€ ๊ฐ™์€ ๋ฌธ์ œ๋ฅผ ๋ฐฉ์ง€ํ•˜๊ธฐ ..

[Java] Cannot find class [org.springframework.scheduling.quartz.SimpleTriggerBean] for bean with name 'simpleTrigger' defined in ServletContext resource

Caused by: org.springframework.beans.factory.CannotLoadBeanClassException: Cannot find class [org.springframework.scheduling.quartz.SimpleTriggerBean] for bean with name 'simpleTrigger' defined in ServletContext resource [/WEB-INF/config/dream/quartz_config.xml]; nested exception is java.lang.ClassNotFoundException: org.springframework.scheduling.quartz.SimpleTriggerBean at org.springframework.b..

[Java] xml์„ ์ด์šฉํ•œ Quartz Job Scheduler ์„ค์ •

๋ชฉ์ฐจ ์ฟผ์ธ ๋ž€? ์ฟผ์ธ  ์‹คํ–‰ ํ๋ฆ„ ์ฟผ์ธ  ๊ตฌ์„ฑ์š”์†Œ ์ฟผ์ธ  ๊ตฌํ˜„ ๋ฐฉ๋ฒ• - XML์„ ์ด์šฉํ•œ Quartz Scheduler๊ตฌํ˜„ cron Expression ์ฟผ์ธ (Quartz)๋ž€? Job scheduling Library. ํŠน์ • ์‹œ๊ฐ„, ๋˜๋Š” ๋ฐ˜๋ณต์ ์œผ๋กœ ํŠธ๋ฆฌ๊ฑฐ ๋˜์–ด์•ผํ•˜๋Š” ๋ฐฐ์น˜์„ฑ ์ž‘์—… ์ƒ์„ฑ ์‹œ ์‚ฌ์šฉํ•œ๋‹ค. ๋‚˜๋Š” ํ˜„์—…์—์„œ ์ฃผ๋กœ ํ”„๋กœ๊ทธ๋žจ๊ณผ์˜ ๋ฐ์ดํ„ฐ ์†ก์ˆ˜์‹  ํ•˜๊ฑฐ๋‚˜, ์ง€ํ‘œ๋ฅผ ๋‚˜ํƒ€๋‚ด๋Š” ๋ฐ์ดํ„ฐ๋ฅผ ๊ณ„์‚ฐํ•  ๋•Œ ์‚ฌ์šฉํ•˜์˜€๋‹ค. ์˜ˆ๋ฅผ ๋“ค๋ฉด, ๋งค์ผ ์ƒˆ๋ฒฝ ํŠน์ •ํ•œ ์‹œ๊ฐ„๋Œ€๋งˆ๋‹ค ํŠน์ • ์„œ๋น„์Šค์˜ ๋ฉ”์†Œ๋“œ๋ฅผ ํ˜ธ์ถœํ•˜๋Š” ์‹์ด๋‹ค. ์ฟผ์ธ ์˜ ๋Œ€ํ‘œ์ ์ธ ์žฅ์ ์€ ์ผ๋ จ์˜ ์ž‘์—…๋“ค์˜ ์‹คํ–‰ ์‹œ๊ฐ„๋Œ€๋ฅผ ์œ ์—ฐํ•˜๊ฒŒ ์กฐ์ •ํ•  ์ˆ˜ ์žˆ๋‹ค๋Š” ์ ์ด๋‹ค. ํŠน์ •ํ•œ ๋‚ , ํŠน์ •ํ•œ ์‹œ๊ฐ„ ๋ฟ ์•„๋‹ˆ๋ผ ์š”์ผ ๋ฐ ์‹œ๊ฐ„์˜ ๊ฐ„๊ฒฉ๊นŒ์ง€๋„ ์„ค์ •ํ•  ์ˆ˜ ์žˆ๋‹ค. ์ฟผ์ธ  ์‹คํ–‰ ํ๋ฆ„ ์ฟผ์ธ ์˜ ์‹คํ–‰ ํ๋ฆ„์„ ๊ฐ„๊ฒฐํ•˜๊ฒŒ ํ‘œํ˜„ํ•ด๋ณธ ๊ทธ๋ฆผ์ด๋‹ค. Sc..

[Java] Error creating bean with name 'simpleTrigger' defined in ServletContext resource

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'simpleTrigger' defined in ServletContext resource [/WEB-INF/config/dream/quartz_config.xml]: Initialization of bean failed; nested exception is org.springframework.beans.TypeMismatchException: Failed to convert property value of type 'java.lang.String' to required type 'long' for property 'repeatInterval'; ne..

[Java] REST API์— ๋Œ€ํ•˜์—ฌ

๋ชฉ์ฐจ REST๋ž€ ๋ฌด์—‡์ธ๊ฐ€? 1. REST์˜ ๋ชฉ์  2. REST์˜ ๊ตฌ์„ฑ์š”์†Œ 3. REST์˜ ํŠน์ง• 4. REST์˜ ์žฅ๋‹จ์  5. REST์˜ ์„ค๊ณ„๊ทœ์น™/๋””์ž์ธ ๊ฐ€์ด๋“œ 6. REST์˜ ์‘๋‹ต์ฝ”๋“œ REST๋ž€ ๋ฌด์—‡์ธ๊ฐ€? REST๋Š” Representational State Transfer์˜ ์•ฝ์ž๋กœ, ์ž์›์„ ์ด๋ฆ„์œผ๋กœ ๊ตฌ๋ถ„ํ•˜์—ฌ, ์ž์›์˜ ์ •๋ณด๋ฅผ ์ฃผ๊ณ ๋ฐ›๋Š” ๋ชจ๋“  ๊ฒƒ์„ ์˜๋ฏธํ•œ๋‹ค. ์ข€ ๋” ๊ธฐ์ˆ ์ ์œผ๋กœ ํ‘œํ˜„ํ•˜์ž๋ฉด, ๋„คํŠธ์›Œํฌ ์ƒ์—์„œ Client์™€ Server์‚ฌ์ด์˜ ํ†ต์‹  ๋ฐฉ์‹. ๋˜๋Š”, HHTP ํ”„๋กœํ† ์ฝœ๋กœ ๋ฐ์ดํ„ฐ๋ฅผ ์ „๋‹ฌํ•˜๋Š” ํ•˜๋‚˜์˜ ํ”„๋ ˆ์ž„์›Œํฌ๋ผ๊ณ  ํ•  ์ˆ˜ ์žˆ๋‹ค. REST๋Š” ์›น์˜ ๊ธฐ์กด ๊ธฐ์ˆ ๊ณผ HTTP ํ”„๋กœํ† ์ฝœ์„ ๊ทธ๋Œ€๋กœ ํ™œ์šฉํ•˜๊ธฐ ๋•Œ๋ฌธ์— ์›น์˜ ์žฅ์ ์„ ์ตœ๋Œ€ํ•œ์œผ๋กœ ํ™œ์šฉ ๊ฐ€๋Šฅํ•˜๋‹ค. ์ตœ๊ทผ ์„œ๋น„์Šค ๋ฐ ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์˜ ๊ฐœ๋ฐœ ํ๋ฆ„์ด ๋ฉ€ํ‹ฐ ํ”Œ๋žซํผ/๋””๋ฐ”์ด์Šค ์‹œ๋Œ€๋กœ ๋„˜์–ด..

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