1. ๋‚ ์งœ ์‹œ๊ฐ„ API ์†Œ๊ฐœ

๋‚ ์งœ ์‹œ๊ฐ„ API ์†Œ๊ฐœ

Java ์ œ์ž‘์ž๋Š” Date ๋ฐ Calendar ํด๋ž˜์Šค์˜ ์ƒํ™ฉ์„ ์ข‹์•„ํ•˜์ง€ ์•Š์•˜์Šต๋‹ˆ๋‹ค. ๊ทธ๋“ค์€ ๋‹น์‹œ์—๋Š” ์ข‹์•˜์ง€๋งŒ ์‹œ๋Œ€๋Š” ๋ณ€ํ•ฉ๋‹ˆ๋‹ค. ๊ทธ๋ฆฌ๊ณ  ๊ฐ„๋‹จํ•˜๊ณ  ๊ฐ•๋ ฅํ•˜๋ฉฐ ์‹ ๋ขฐํ•  ์ˆ˜ ์žˆ๋Š” ๊ฒƒ์ด ํ•„์š”ํ•˜๊ฒŒ ๋˜์—ˆ์Šต๋‹ˆ๋‹ค. ๊ทธ๋ฆฌ๊ณ  Java 8์ด ์ถœ์‹œ๋˜๋ฉด์„œ( Calendar์ถœ์‹œ 15๋…„ ํ›„) Java Date Time API ๊ฐ€ ๋„์ž…๋˜์—ˆ์Šต๋‹ˆ๋‹ค. ์‹œ๊ฐ„์„ ๋‹ค๋ฃจ๋Š” ๋ชจ๋“  ๊ฐ€๋Šฅํ•œ ์ž‘์—…์„ ํ•ด๊ฒฐํ•  ์ˆ˜ ์žˆ์–ด์•ผ ํ•˜๋Š” ํด๋ž˜์Šค ์„ธํŠธ์ž…๋‹ˆ๋‹ค.

ํด๋ž˜์Šค๊ฐ€ ๋„ˆ๋ฌด ๋งŽ์•„์„œ ์—ฌ๋Ÿฌ ํŒจํ‚ค์ง€๋กœ ๋‚˜๋‰ฉ๋‹ˆ๋‹ค.

ํŒจํ‚ค์ง€ java.time๋Š” Java Date Time API์˜ ๊ธฐ๋ณธ ํŒจํ‚ค์ง€์ด๋ฉฐ LocalDate, LocalTime, LocalDateTime, Instant, Period๋ฐ ์™€ ๊ฐ™์€ ํด๋ž˜์Šค๋ฅผ ํฌํ•จํ•ฉ๋‹ˆ๋‹ค Duration. ์ด๋Ÿฌํ•œ ํด๋ž˜์Šค์˜ ๋ชจ๋“  ๊ฐ์ฒด๋Š” ์ž…๋‹ˆ๋‹ค immutable. ์ฆ‰, ์ƒ์„ฑ ํ›„์—๋Š” ๋ณ€๊ฒฝํ•  ์ˆ˜ ์—†์Šต๋‹ˆ๋‹ค.

ํŒจํ‚ค์ง€ java.time.format์—๋Š” ์‹œ๊ฐ„ ํ˜•์‹ํ™”, ์ฆ‰ ์‹œ๊ฐ„(๋ฐ ๋‚ ์งœ)์„ ๋ฌธ์ž์—ด๋กœ ๋˜๋Š” ๊ทธ ๋ฐ˜๋Œ€๋กœ ๋ณ€ํ™˜ํ•˜๊ธฐ ์œ„ํ•œ ํด๋ž˜์Šค๊ฐ€ ํฌํ•จ๋˜์–ด ์žˆ์Šต๋‹ˆ๋‹ค. DateTimeFormatter์˜ˆ๋ฅผ ๋“ค์–ด ํด๋ž˜์Šค ๋ฅผ ๋Œ€์ฒดํ•˜๋Š” ๋‹ค๋ชฉ์  ํด๋ž˜์Šค๊ฐ€ ํฌํ•จ๋˜์–ด ์žˆ์Šต๋‹ˆ๋‹ค SimpleDateFormat.

ํŒจํ‚ค์ง€ java.time.zone์—๋Š” ์‹œ๊ฐ„๋Œ€ ์ž‘์—…์„ ์œ„ํ•œ ํด๋ž˜์Šค๊ฐ€ ํฌํ•จ๋˜์–ด ์žˆ์Šต๋‹ˆ๋‹ค. TimeZone๋ฐ ์™€ ๊ฐ™์€ ํด๋ž˜์Šค๋ฅผ ํฌํ•จํ•ฉ๋‹ˆ๋‹ค ZonedDateTime. ์„ธ๊ณ„ ์—ฌ๋Ÿฌ ๊ณณ์— ์œ„์น˜ํ•œ ํด๋ผ์ด์–ธํŠธ๋ฅผ ์œ„ํ•œ ์„œ๋ฒ„ ์ฝ”๋“œ๋ฅผ ์ž‘์„ฑํ•˜๋Š” ๊ฒฝ์šฐ ์ด๋Ÿฌํ•œ ํด๋ž˜์Šค๊ฐ€ ์‹ค์ œ๋กœ ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค.


2. LocalDateํด๋ž˜์Šค

์šฐ๋ฆฌ๊ฐ€ ์‚ดํŽด๋ณผ Date Time API์˜ ์ฒซ ๋ฒˆ์งธ์ด์ž ๊ฐ€์žฅ ์œ ์šฉํ•œ ํด๋ž˜์Šค๋Š” ํด๋ž˜์Šค์ž…๋‹ˆ๋‹ค LocalDate. ์ด๋ฆ„์—์„œ ์ง์ž‘ํ•  ์ˆ˜ ์žˆ๋“ฏ์ด ์ด ํด๋ž˜์Šค๋Š” ๋‚ ์งœ์™€ ํ•จ๊ป˜ ์ž‘๋™ํ•˜๋„๋ก ์„ค๊ณ„๋˜์—ˆ์Šต๋‹ˆ๋‹ค.

์ด ํด๋ž˜์Šค์˜ ๊ฐ์ฒด๋Š” ์ƒ์„ฑ๋œ ํ›„์— ๋ณ€๊ฒฝ๋˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค. ์ฆ‰, ํด๋ž˜์Šค LocalDate๋Š” ๋ณ€๊ฒฝํ•  ์ˆ˜ ์—†์Šต๋‹ˆ๋‹ค. ๊ทธ๋Ÿฌ๋‚˜์ด ์†์„ฑ์€ ํด๋ž˜์Šค์— ๋‹จ์ˆœ์„ฑ๊ณผ ์•ˆ์ •์„ฑ์„ ์ถ”๊ฐ€ํ•ฉ๋‹ˆ๋‹ค. ํŠนํžˆ ์—ฌ๋Ÿฌ ์Šค๋ ˆ๋“œ(์‹คํ–‰ ์Šค๋ ˆ๋“œ)๊ฐ€ ์ด๋Ÿฌํ•œ ๊ฐœ์ฒด์™€ ๋™์‹œ์— ์ƒํ˜ธ ์ž‘์šฉํ•˜๋Š” ๊ฒฝ์šฐ.

์ƒˆ ๊ฐœ์ฒด๋ฅผ ๋งŒ๋“ค๋ ค๋ฉด LocalDate์ •์  ๋ฉ”์„œ๋“œ ์ค‘ ํ•˜๋‚˜๋ฅผ ์‚ฌ์šฉํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค. ์ฃผ์š” ๋ชฉ๋ก์€ ๋‹ค์Œ๊ณผ ๊ฐ™์Šต๋‹ˆ๋‹ค.

ํ˜„์žฌ ๋‚ ์งœ ์–ป๊ธฐ

ํ˜„์žฌ ๋‚ ์งœ๋ฅผ ๊ฐ€์ ธ์˜ค๋ ค๋ฉด ์ •์  ๋ฉ”์„œ๋“œ๋ฅผ ์‚ฌ์šฉํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค now(). ๋ณด๊ธฐ๋ณด๋‹ค ํ›จ์”ฌ ์‰ฝ์Šต๋‹ˆ๋‹ค.

LocalDate today = LocalDate.now();

์—ฌ๊ธฐ์„œ today๋Š” LocalDate๋ณ€์ˆ˜์ด๊ณ  ํด๋ž˜์Šค ์˜ LocalDate.now()์ •์  ๋ฉ”์„œ๋“œ์— ๋Œ€ํ•œ ํ˜ธ์ถœ์ž…๋‹ˆ๋‹ค .now()LocalDate

์˜ˆ:

์•”ํ˜ธ ์ฝ˜์†” ์ถœ๋ ฅ
LocalDate today = LocalDate.now();
System.out.println("Today = " + today);

Today = 2019-02-22

ํŠน์ • ์‹œ๊ฐ„๋Œ€์˜ ๋‚ ์งœ ๊ฐ€์ ธ์˜ค๊ธฐ

์ด ํด๋ž˜์Šค ์—๋Š” ํŠน์ • ์‹œ๊ฐ„๋Œ€์˜ ํ˜„์žฌ ๋‚ ์งœ๋ฅผ ๊ฐ€์ ธ์˜ฌ ์ˆ˜ ์žˆ๋Š” LocalDate๋‹ค์–‘ํ•œ ๋ฉ”์„œ๋“œ๋„ ์žˆ์Šต๋‹ˆ๋‹ค .now(ZoneId)

์ด๋ฅผ ์œ„ํ•ด์„œ๋Š” ํด๋ž˜์Šค ZoneId(java.time.ZoneId)๋ผ๋Š” ๋˜ ๋‹ค๋ฅธ ํด๋ž˜์Šค๊ฐ€ ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค. ์‹œ๊ฐ„๋Œ€ ์ด๋ฆ„์ด ์ง€์ •๋œ ๊ฐ์ฒด๋ฅผ of()๋ฐ˜ํ™˜ํ•˜๋Š” ๋ฉ”์„œ๋“œ๊ฐ€ ์žˆ์Šต๋‹ˆ๋‹ค .ZoneId

์ƒํ•˜์ด์˜ ํ˜„์žฌ ๋‚ ์งœ๋ฅผ ํ™•์ธํ•˜๋ ค๋ฉด ๋‹ค์Œ ์ฝ”๋“œ๋ฅผ ์ž‘์„ฑํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.

์•”ํ˜ธ ์ฝ˜์†” ์ถœ๋ ฅ
ZoneId  timezone = ZoneId.of("Asia/Shanghai");
LocalDate today = LocalDate.now(timezone);
System.out.println("In Shanghai, now = " + today);


In Shanghai, now = 2019-02-22

์ธํ„ฐ๋„ท์—์„œ ๋ชจ๋“  ์‹œ๊ฐ„๋Œ€์˜ ์ด๋ฆ„ ๋ชฉ๋ก์„ ์ฐพ์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.


3. ํŠน์ • ๋‚ ์งœ ๋ฐ›๊ธฐ

ํŠน์ • ๋‚ ์งœ๋ฅผ ๋‚˜ํƒ€๋‚ด๋Š” ๊ฐœ์ฒด๋ฅผ ๊ฐ€์ ธ์˜ค๋ ค๋ฉด LocalDate์ •์  ๋ฉ”์„œ๋“œ๋ฅผ ์‚ฌ์šฉํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค of(). ์—ฌ๊ธฐ์— ์žˆ๋Š” ๋ชจ๋“  ๊ฒƒ๋„ ๋งค์šฐ ๊ฐ„๋‹จํ•˜๊ณ  ๋ช…ํ™•ํ•ฉ๋‹ˆ๋‹ค.

LocalDate date = LocalDate.of(2019, Month.FEBRUARY, 22);

์—ฌ๊ธฐ์„œ date๋Š” LocalDate๋ณ€์ˆ˜์ด๊ณ  ํด๋ž˜์Šค ์˜ ์ •์  ๋ฉ”์„œ๋“œ์— ๋Œ€ํ•œ ํ˜ธ์ถœ์ž…๋‹ˆ๋‹ค .LocalDate.of()of()LocalDate

์—ฌ๊ธฐ์—์„œ 2์›”์„ ์›”๋กœ ์ง€์ •ํ•˜๋Š” ๋ฐ ์‚ฌ์šฉ๋˜๋Š” ํด๋ž˜์Šค(java.time.Month) FEBRUARY์˜ ์ƒ์ˆ˜๋ฅผ ๋ณผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค .Month

์ˆซ์ž๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ๊ตฌ์‹ ๋ฐฉ์‹์œผ๋กœ ์›”์„ ์ง€์ •ํ•  ์ˆ˜๋„ ์žˆ์Šต๋‹ˆ๋‹ค.

LocalDate date = LocalDate.of(2019, 2, 22);

๋‘˜? 2์›” ๋Œ€์‹ ? ๊ทธ๊ฒƒ์€ ๋‹ฌ์ด ๋‹ค์‹œ ํ•œ ๋ฒˆ๋ถ€ํ„ฐ ๋ฒˆํ˜ธ๊ฐ€ ๋งค๊ฒจ์ง„๋‹ค๋Š” ๊ฒƒ์„ ์˜๋ฏธํ•ฉ๋‹ˆ๊นŒ?

์˜ˆ, Java๊ฐ€ ์ƒ์„ฑ๋œ ์ง€ ๊ฑฐ์˜ 20๋…„์ด ์ง€๋‚œ ์ง€๊ธˆ ๋งˆ์นจ๋‚ด 0๋ถ€ํ„ฐ ์‹œ์ž‘ํ•˜์—ฌ ๊ฐœ์›” ์ˆ˜๋ฅผ ์„ธ๋Š” ์ผ์ด ์ค‘๋‹จ๋˜์—ˆ์Šต๋‹ˆ๋‹ค.

์˜ˆ:

์•”ํ˜ธ ์ฝ˜์†” ์ถœ๋ ฅ
LocalDate today = LocalDate.of(2019, 2, 22);
System.out.println("Today = " + today);

Today = 2019-02-22

์˜ค๋Š˜์˜ ์ธ๋ฑ์Šค๋กœ ๋‚ ์งœ ๊ตฌํ•˜๊ธฐ

๋‚ ์งœ๋ฅผ ๋งŒ๋“œ๋Š” ๋˜ ๋‹ค๋ฅธ ํฅ๋ฏธ๋กœ์šด ๋ฐฉ๋ฒ•์ด ์žˆ์Šต๋‹ˆ๋‹ค. ์ด ofYearDay๋ฐฉ๋ฒ•์„ ์‚ฌ์šฉํ•˜๋ฉด ์—ฐ๋„์˜ ์ˆซ์ž์™€ ํ•ด๋‹น ์—ฐ๋„์˜ ๋‚ ์งœ ์ธ๋ฑ์Šค๋งŒ์„ ๊ธฐ์ค€์œผ๋กœ ๋‚ ์งœ๋ฅผ ์–ป์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์ผ๋ฐ˜์ ์ธ ๋ชจ์Šต์€ ๋‹ค์Œ๊ณผ ๊ฐ™์Šต๋‹ˆ๋‹ค.

LocalDate date = LocalDate.ofYearDay(year, day);

year์—ฐ๋„์˜ ์ˆซ์ž๋Š” ์–ด๋””์— ์žˆ๊ณ  day์—ฐ๋„์˜ ๋‚ ์งœ ์ธ๋ฑ์Šค์ž…๋‹ˆ๋‹ค.

์˜ˆ:

์•”ํ˜ธ ์ฝ˜์†” ์ถœ๋ ฅ
LocalDate today = LocalDate.ofYearDay(2019, 100);
System.out.println("Today = " + today);

Today = 2019-04-10

2019๋…„ 100์ผ์€ 4์›” 10์ผ์ž…๋‹ˆ๋‹ค.

์œ ๋‹‰์Šค ๋‚ ์งœ ์–ป๊ธฐ

Date1970๋…„ 1์›” 1์ผ ์ดํ›„ ๊ฐœ์ฒด๊ฐ€ ํ•ญ์ƒ ์‹œ๊ฐ„์„ ๋ฐ€๋ฆฌ์ดˆ๋กœ ์ €์žฅํ•œ ๊ฒƒ์„ ๊ธฐ์–ตํ•˜์‹ญ๋‹ˆ๊นŒ ? ํ”„๋กœ๊ทธ๋ž˜๋จธ๊ฐ€ ์˜›๋‚ ์„ ๊ทธ๋ฆฌ์›Œํ•˜์ง€ ์•Š๋„๋ก ํด๋ž˜์Šค์—๋Š” 1970๋…„ 1์›” 1์ผ๋ถ€ํ„ฐ ๊ณ„์‚ฐ๋œ ๋‚ ์งœ๋ฅผ ๋ฐ˜ํ™˜ํ•˜๋Š” ๋ฉ”์„œ๋“œ LocalDate๊ฐ€ ์žˆ์Šต๋‹ˆ๋‹ค. ofEpochDay()์ผ๋ฐ˜์ ์ธ ๋ชจ์Šต์€ ๋‹ค์Œ๊ณผ ๊ฐ™์Šต๋‹ˆ๋‹ค.

LocalDate date = LocalDate.ofEpochDay(day);

day1970๋…„ 1์›” 1์ผ ์ดํ›„ ๊ฒฝ๊ณผ๋œ ์ผ์ˆ˜๋Š” ์–ด๋””์— ์žˆ์Šต๋‹ˆ๊นŒ?

์˜ˆ:

์•”ํ˜ธ ์ฝ˜์†” ์ถœ๋ ฅ
LocalDate today = LocalDate.ofEpochDay(1);
System.out.println("Today = " + today);

Today = 1970-01-02

4. ๋‚ ์งœ ์š”์†Œ ๊ฐ€์ ธ์˜ค๊ธฐ

๊ฐœ์ฒด๋ฅผ ๋ณ€๊ฒฝํ•˜๋Š” ๊ฒƒ์€ ๋ถˆ๊ฐ€๋Šฅ LocalDateํ•˜์ง€๋งŒ ์ €์žฅ๋œ ๋‚ ์งœ์˜ ๊ฐœ๋ณ„ ์š”์†Œ๋ฅผ ๊ฐ€์ ธ์˜ฌ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. LocalDate๊ฐœ์ฒด์—๋Š” ์ด๋ฅผ ์œ„ํ•œ ๋ช‡ ๊ฐ€์ง€ ๋ฐฉ๋ฒ•์ด ์žˆ์Šต๋‹ˆ๋‹ค.

๋ฐฉ๋ฒ• ์„ค๋ช…
int getYear()
ํŠน์ • ๋‚ ์งœ์˜ ์—ฐ๋„๋ฅผ ๋ฐ˜ํ™˜ํ•ฉ๋‹ˆ๋‹ค.
Month getMonth()
๋‚ ์งœ์˜ ์›” ๋ฐ˜ํ™˜: ์—ฌ๋Ÿฌ ์ƒ์ˆ˜ ์ค‘ ํ•˜๋‚˜
JANUARY, FEBRUARY, ...;
int getMonthValue()
๋‚ ์งœ์˜ ์›” ์ธ๋ฑ์Šค๋ฅผ ๋ฐ˜ํ™˜ํ•ฉ๋‹ˆ๋‹ค. 1์›” == 1.
int getDayOfMonth()
ํ•ด๋‹น ์›”์˜ ์ผ ์ธ๋ฑ์Šค๋ฅผ ๋ฐ˜ํ™˜ํ•ฉ๋‹ˆ๋‹ค.
int getDayOfYear()
์—ฐ์ดˆ๋ถ€ํ„ฐ ์ผ์˜ ์ธ๋ฑ์Šค๋ฅผ ๋ฐ˜ํ™˜ํ•ฉ๋‹ˆ๋‹ค.
DayOfWeek getDayOfWeek()
์š”์ผ ๋ฐ˜ํ™˜: ์—ฌ๋Ÿฌ ์ƒ์ˆ˜ ์ค‘ ํ•˜๋‚˜
MONDAY, TUESDAY, ...;
IsoEra getEra()
์‹œ๋Œ€๋ฅผ ๋ฐ˜ํ™˜ํ•ฉ๋‹ˆ๋‹ค: BCE(ํ˜„์žฌ ์‹œ๋Œ€ ์ด์ „) ๋ฐ CE(ํ˜„์žฌ ์‹œ๋Œ€)

์˜ˆ:

์•”ํ˜ธ ์ฝ˜์†” ์ถœ๋ ฅ
LocalDate today = LocalDate.now();
System.out.println(today.getYear());
System.out.println(today.getMonth());
System.out.println(today.getMonthValue());
System.out.println(today.getDayOfMonth());
System.out.println(today.getDayOfWeek());

2019
FEBRUARY
2
22
FRIDAY

LocalDate5. ๊ฐœ์ฒด ์˜ ๋‚ ์งœ ๋ณ€๊ฒฝ

ํด๋ž˜์Šค LocalDate์—๋Š” ๋‚ ์งœ ์ž‘์—…์„ ์ˆ˜ํ–‰ํ•  ์ˆ˜ ์žˆ๋Š” ์—ฌ๋Ÿฌ ๋ฉ”์„œ๋“œ๊ฐ€ ํฌํ•จ๋˜์–ด ์žˆ์Šต๋‹ˆ๋‹ค. ์ด๋Ÿฌํ•œ ๋ฉ”์„œ๋“œ์˜ ๊ตฌํ˜„์€ ํด๋ž˜์Šค์˜ ๋ฉ”์„œ๋“œ์™€ ์œ ์‚ฌํ•ฉ๋‹ˆ๋‹ค String. ๊ธฐ์กด ๊ฐœ์ฒด๋ฅผ ๋ณ€๊ฒฝํ•˜์ง€ ์•Š๊ณ  LocalDate๋Œ€์‹  ์›ํ•˜๋Š” ๋ฐ์ดํ„ฐ๊ฐ€ ์žˆ๋Š” ์ƒˆ ๊ฐœ์ฒด๋ฅผ ๋ฐ˜ํ™˜ํ•ฉ๋‹ˆ๋‹ค.

ํด๋ž˜์Šค ์˜ ๋ฉ”์„œ๋“œ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์Šต๋‹ˆ๋‹ค LocalDate.

๋ฐฉ๋ฒ• ์„ค๋ช…
plusDays(int days)
๋‚ ์งœ์— ์ง€์ •๋œ ์ผ์ˆ˜๋ฅผ ๋”ํ•ฉ๋‹ˆ๋‹ค.
plusWeeks(int weeks)
๋‚ ์งœ์— ์ฃผ๋ฅผ ์ถ”๊ฐ€ํ•ฉ๋‹ˆ๋‹ค.
plusMonths(int months)
๋‚ ์งœ์— ์›”์„ ์ถ”๊ฐ€ํ•ฉ๋‹ˆ๋‹ค.
plusYears(int years)
๋‚ ์งœ์— ์—ฐ๋„ ์ถ”๊ฐ€
minusDays(int days)
๋‚ ์งœ์—์„œ ์ผ์„ ๋บ๋‹ˆ๋‹ค.
minusWeeks(int weeks)
๋‚ ์งœ์—์„œ ์ฃผ๋ฅผ ๋บ๋‹ˆ๋‹ค.
minusMonths(int months)
๋‚ ์งœ์—์„œ ์›”์„ ๋บ๋‹ˆ๋‹ค.
minusYears(int years)
๋‚ ์งœ์—์„œ ์—ฐ๋„๋ฅผ ๋บ๋‹ˆ๋‹ค.

์˜ˆ:

์•”ํ˜ธ ์ฝ˜์†” ์ถœ๋ ฅ
LocalDate birthday = LocalDate.of(2019, 2, 28);
LocalDate nextBirthday = birthday.plusYears(1);
LocalDate firstBirthday = birthday.minusYears(30);

System.out.println(birthday);
System.out.println(nextBirthday);
System.out.println(firstBirthday);




2019-02-28
2020-02-28
1989-02-28

์šฐ๋ฆฌ๊ฐ€ ํ˜ธ์ถœํ•˜๋Š” ๋ฉ”์„œ๋“œ๋Š” birthday object๋ณ€๊ฒฝ๋˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค. ๋Œ€์‹  ํ•ด๋‹น ๋ฉ”์„œ๋“œ๋Š” ์›ํ•˜๋Š” ๋ฐ์ดํ„ฐ๊ฐ€ ํฌํ•จ๋œ ์ƒˆ ๊ฐœ์ฒด๋ฅผ ๋ฐ˜ํ™˜ํ•ฉ๋‹ˆ๋‹ค.