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JavaTM 2 Platform Std. Ed. v1. 4.0 |
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| ÀüÀÇ Å¬·¡½º ´ÙÀ½ÀÇ Å¬·¡½º | ÇÁ·¹ÀÓ ÀÖ¾î ÇÁ·¹ÀÓ ¾øÀ½ | ||||||||||
| °³¿ä: »óÀÚ | Çʵå | constructor | ¸Þ¼Òµå | »ó¼¼: Çʵå | constructor | ¸Þ¼Òµå | ||||||||||
java.lang.Object
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+--java.util.Calendar
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+--java.util.GregorianCalendar
GregorianCalendar ´Â Calendar ÀÇ ±¸»ó ¼ºê Ŭ·¡½ºÀ̸ç, ¼¼°èÀÇ ´ëºÎºÐÀÇ Áö¿ª¿¡¼ »ç¿ëµÇ´Â Ç¥ÁØÀûÀÎ ´Þ·ÂÀ» Á¦°øÇÕ´Ï´Ù.
Ç¥ÁØ (±×·¹°í¸®¿À) ´Þ·Â¿¡´Â BC (±â¿ø Àü)¿Í AD (±â¿ø ÈÄ)¶ó°í ÇÏ´Â ±¸ºÐÀÌ ÀÖ½À´Ï´Ù.
ÀÌ ±¸Çö¿¡¼´Â 1 °³ÀÇ º¯È¯±â¸¦ ó¸®ÇÕ´Ï´Ù. ÀÌ º¯È¯±â´Â µðÆúÆ® °ª¿¡ ÀÇÇØ, žç·ÂÀÌ Á¦Á¤µÈ ³¯ (ÀϺÎÀÇ ³ª¶ó¿¡¼´Â 1582 ³â 10 ¿ù 15 ÀÏ, ±× ¿ÜÀÇ ³ª¶ó¿¡¼´Â ±×°Í ÀÌÈÄ)¿¡ ´ëÀÀÇϰí ÀÖ½À´Ï´Ù. Á¶Á¤ÀÏÀº setGregorianChange() ¸¦ È£ÃâÇÏ´Â °Í¿¡ ÀÇÇØ È£ÃâÃø¿¡¼ º¯°æÇÒ ¼ö ÀÖ½À´Ï´Ù.
¿ª»çÀûÀ¸·Î, žç·ÂÀ» ÃÖÃʷΠä¿ëÇÑ ³ª¶óµé¿¡¼´Â 1582 ³â 10 ¿ù 4 ÀÏÀÇ ÈÄ¿¡ 1582 ³â 10 ¿ù 15 ÀÏÀÌ °è¼ÓµÇ¾ú½À´Ï´Ù. ÀÌ ´Þ·ÂÀº À̰ÍÀ» Á¤È®ÇÏ°Ô ¸ðµ¨ÈÇϰí ÀÖ½À´Ï´Ù. žç·Â¿¡ÀÇ º¯°æÀÏÀÇ ÀüÀº GregorianCalendar ¿¡¼´Â À²¸®¿ì½º·ÂÀ» ±¸ÇöÇϰí ÀÖ½À´Ï´Ù. žç·Â°ú À²¸®¿ì½º·ÂÀÇ À¯ÀÏÇÑ Â÷ÀÌ´Â À±³âÀÇ ±ÔÄ¢ÀÔ´Ï´Ù. À²¸®¿ì½º·ÂÀº 4 ³â¸¶´Ù À±³âÀ» ÁöÁ¤ÇÕ´Ï´Ù¸¸, žç·ÂÀ¸·Î´Â 100 À¸·Î ³ª´µ¾î ¶³¾îÁ®, ÇÑÆí 400 À¸·Î ³ª´µ¾î ¶³¾îÁöÁö ¾Ê´Â ÇØ¸¦ À±³âÀ¸·Î ÇÏÁö ¾Ê½À´Ï´Ù.
GregorianCalendar ´Â ¡¸¿¹±âÀû¡¹Å¾ç·Â ¹× À²¸®¿ì½º·ÂÀ» ±¸ÇöÇÕ´Ï´Ù. Áï, ÀÏÀÚÀÇ °è»ê¿¡¼´Â ÇöÀçÀÇ ±ÔÄ¢À» ¹«ÇÑÀÇ °ú°Å ȤÀº ¹Ì·¡¸¦ ÇâÇØ Àû¿ëÇÕ´Ï´Ù. ÀÌ ¶§¹®¿¡,GregorianCalendar ´Â ¸ðµç ÇØ¿¡ ´ëÇØ ÀϰüÇÑ °á°ú¸¦ »ý¼ºÇϱâ À§Çؼ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù. ´Ù¸¸,GregorianCalendar ¸¦ »ç¿ëÇØ ¾òÀ» ¼ö ÀÖ´ø ÀÏÀÚ´Â ¿ª»çÀûÀ¸·Î, Çö´ë¿Í °°Àº À²¸®¿ì½º·ÂÀÌ Ã¤¿ëµÇ°í AD 4 ³â 3 ¿ù 1 ÀÏ ÀÌÈÄÀÇ ÀÏÀÚ¸¸ÀÌ Á¤È®ÇÕ´Ï´Ù. ÀÌ ÀÏÀÚº¸´Ù Àü¿¡´Â À±³âÀÇ ±ÔÄ¢Àº ºÒ±ÔÄ¢ÇÏ°Ô Àû¿ëµÇ°í ÀÖ¾î BC 45 ³â ÀÌÀü¿¡´Â À²¸®¿ì½º·ÂÀº Á¸À縶Àú Çϰí ÀÖÁö ¾Ê¾Ò½À´Ï´Ù.
žç·ÂÀÇ Á¦Á¤º¸´Ù ÀüÀº ¼³³¯Àº 3 ¿ù 25 ÀÏÀ̾ú½À´Ï´Ù. È¥¶õÀ» ÇÇÇϱâ À§Çؼ(¶§¹®¿¡), ÀÌ ´Þ·Â¿¡¼´Â Ç×»ó 1 ¿ù 1 ÀÏÀ» »ç¿ëÇÕ´Ï´Ù. ÇÊ¿äÇϸé, žç·Âº¸´Ù Àü³¯ºÎ¿¡ ´ëÇØ, 1 ¿ù 1 ÀϺÎÅÍ 3 ¿ù 24 Àϰ£ÀÇ ³¯¿¡ Á¶Á¤ÇÒ ¼ö°¡ ÀÖ½À´Ï´Ù.
WEEK_OF_YEAR Çʵ忡 ´ëÇØ¼ °è»êµÇ´Â °ªÀÇ ¹üÀ§´Â 1 ¿¡¼ 53 ÀÔ´Ï´Ù. ÇØÀÇ Á¦ 1 ÁÖ´Â ±× ÇØ·ÎºÎÅÍ Àû¾îµµ getMinimalDaysInFirstWeek() ÀÏÀ» Æ÷ÇÔÇÑ getFirstDayOfWeek() ·Î ½ÃÀ۵Ǵ °¡Àå ºü¸¥ 7 Àϰ£ÀÔ´Ï´Ù. ÀÌ¿Í °°ÀÌ Á¦ 1 ÁÖ´Â getMinimalDaysInFirstWeek(),getFirstDayOfWeek() ÀÇ °ª, ¹× 1 ¿ù 1 ÀÏÀÇ ¿äÀÏ¿¡ ÀÇÇØ º¯ÈÇÕ´Ï´Ù. 1 ³âÀÇ Á¦ 1 ÁÖºÎÅÍ ´ÙÀ½ ÇØÀÇ Á¦ 1 ÁÖ±îÁöÀÇ ÁÖ´Â Çʿ信 µû¶ó¼ 2 ¿¡¼ 52 ¶Ç´Â 53 ±îÁö ¼ø¼¿¡ ¹øÈ£¸¦ ºÙÀÏ ¼ö ÀÖ½À´Ï´Ù.
¿¹¸¦ µé¾î, 1998 ³â 1 ¿ù 1 ÀÏÀº ¸ñ¿äÀÏÀ̾ú½À´Ï´Ù. getFirstDayOfWeek() °¡ MONDAY ·Î getMinimalDaysInFirstWeek() °¡ 4 ÀÇ °æ¿ì (À̰͵éÀº ISO 8601 ¹× ´Ù¼öÀÇ ³ª¶óÀÇ Ç¥ÁØ), 1998 ³âÀÇ Á¦ 1 ÁÖ´Â 1997³â 12 ¿ù 29 ÀϺÎÅÍ, 1998 ³â 1 ¿ù 4 ÀϱîÁöÀÔ´Ï´Ù. ´Ù¸¸,getFirstDayOfWeek() °¡ SUNDAY ÀÇ °æ¿ì, 1998 ³âÀÇ Á¦ 1 ÁÖ´Â 1998 ³â 1 ¿ù 4 ÀϺÎÅÍ, 1998 ³â 1 ¿ù 10 ÀϱîÁöÀÔ´Ï´Ù. 1998 ³âÀÇ ÃÖÃÊÀÇ 3 Àϰ£Àº 1997 ³âÀÇ Á¦ 53 ÁÖ¿¡ Á¢¾îµì´Ï´Ù.
WEEK_OF_MONTH Çʵ忡 ´ëÇØ¼ °è»êµÇ´Â °ªÀÇ ¹üÀ§´Â 0 ¿¡¼ 6 ÀÔ´Ï´Ù. ´ÞÀÇ Á¦ 1 ÁÖ (WEEK_OF_MONTH = 1 ÀÇ ³¯)´Â ±× ´Þ¿¡ Àû¾îµµ getMinimalDaysInFirstWeek() Àϰ£ ¿¬¼ÓÇÏ´Â °¡Àå ºü¸¥ ÁÖ°¡ µÇ¾î,getFirstDayOfWeek() ÀÇ Àü³¯±îÁöÀÔ´Ï´Ù. ÇØÀÇ Á¦ 1 ÁÖ¿Í´Â ´Þ¶ó, ´ÞÀÇ Á¦ 1 ÁÖ´Â 7 ÀϺ¸´Ù ªÀº ÀÏÀÌ ÀÖ¾î,getFirstDayOfWeek() ·Î ½ÃÀÛµÉ ÇÊ¿ä´Â ¾ø°í, ÀüÀÇ ´ÞÀÇ ³¯Àº Æ÷ÇÔµÇÁö ¾Ê½À´Ï´Ù. Á¦ 1 ÁÖº¸´Ù ÀüÀÇ ´ÞÀÇ ³¯¿¡´Â WEEK_OF_MONTH ÀÇ °ªÀº 0 ÀÌ µË´Ï´Ù.
¿¹¸¦ µé¾î,getFirstDayOfWeek() °¡ SUNDAY ·Î getMinimalDaysInFirstWeek() °¡ 4 ÀÇ °æ¿ì, 1998 ³â 1 ¿ùÀÇ Á¦ 1 ÁÖ´Â 1 ¿ù 4 ³ª³¯ ¿äÀϺÎÅÍ 1 ¿ù 10 ÀÏ Åä¿äÀÏÀÌ µË´Ï´Ù. ÀÌ·¯ÇÑ ³¯ÀÇ WEEK_OF_MONTH ÀÇ °ªÀº 1 ÀÔ´Ï´Ù. 1 ¿ù 1 ÀÏ ¸ñ¿äÀϺÎÅÍ 1 ¿ù 3 ÀÏ Åä¿äÀÏÀÇ WEEK_OF_MONTH ÀÇ °ªÀº 0 ÀÔ´Ï´Ù. getMinimalDaysInFirstWeek() ÀÇ °ªÀÌ 3 À¸·Î º¯°æµÇ¸é(ÀÚ), 1 ¿ù 1 ÀϺÎÅÍ 1 ¿ù 3 ÀÏÀÇ WEEK_OF_MONTH ÀÇ °ªÀº 1 ÀÌ µË´Ï´Ù.
·Ê:
// get the supported ids for GMT-08:00 (Pacific Standard Time)
String[] ids = TimeZone.getAvailableIDs(-8 * 60 * 60 * 1000);
// if no ids were returned, something is wrong. get out.
if (ids.length == 0)
System.exit(0);
// begin output
System.out.println("Current Time");
// create a Pacific Standard Time time zone
SimpleTimeZone pdt = new SimpleTimeZone(-8 * 60 * 60 * 1000, ids[0]);
// set up rules for daylight savings time
pdt.setStartRule(Calendar.APRIL, 1, Calendar.SUNDAY, 2 * 60 * 60 * 1000);
pdt.setEndRule(Calendar.OCTOBER, -1, Calendar.SUNDAY, 2 * 60 * 60 * 1000);
// create a GregorianCalendar with the Pacific Daylight time zone
// and the current date and time
Calendar calendar = new GregorianCalendar(pdt);
Date trialTime = new Date();
calendar.setTime(trialTime);
// print out a bunch of interesting things
System.out.println("ERA: " + calendar.get(Calendar.ERA));
System.out.println("YEAR: " + calendar.get(Calendar.YEAR));
System.out.println("MONTH: " + calendar.get(Calendar.MONTH));
System.out.println("WEEK_OF_YEAR: " + calendar.get(Calendar.WEEK_OF_YEAR));
System.out.println("WEEK_OF_MONTH: " + calendar.get(Calendar.WEEK_OF_MONTH));
System.out.println("DATE: " + calendar.get(Calendar.DATE));
System.out.println("DAY_OF_MONTH: " + calendar.get(Calendar.DAY_OF_MONTH));
System.out.println("DAY_OF_YEAR: " + calendar.get(Calendar.DAY_OF_YEAR));
System.out.println("DAY_OF_WEEK: " + calendar.get(Calendar.DAY_OF_WEEK));
System.out.println("DAY_OF_WEEK_IN_MONTH: "
+ calendar.get(Calendar.DAY_OF_WEEK_IN_MONTH));
System.out.println("AM_PM: " + calendar.get(Calendar.AM_PM));
System.out.println("HOUR: " + calendar.get(Calendar.HOUR));
System.out.println("HOUR_OF_DAY: " + calendar.get(Calendar.HOUR_OF_DAY));
System.out.println("MINUTE: " + calendar.get(Calendar.MINUTE));
System.out.println("SECOND: " + calendar.get(Calendar.SECOND));
System.out.println("MILLISECOND: " + calendar.get(Calendar.MILLISECOND));
System.out.println("ZONE_OFFSET: "
+ (calendar.get(Calendar.ZONE_OFFSET)/(60*60*1000)));
System.out.println("DST_OFFSET: "
+ (calendar.get(Calendar.DST_OFFSET)/(60*60*1000)));
System.out.println("Current Time, with hour reset to 3");
calendar.clear(Calendar.HOUR_OF_DAY); // so doesn't override
calendar.set(Calendar.HOUR, 3);
System.out.println("ERA: " + calendar.get(Calendar.ERA));
System.out.println("YEAR: " + calendar.get(Calendar.YEAR));
System.out.println("MONTH: " + calendar.get(Calendar.MONTH));
System.out.println("WEEK_OF_YEAR: " + calendar.get(Calendar.WEEK_OF_YEAR));
System.out.println("WEEK_OF_MONTH: " + calendar.get(Calendar.WEEK_OF_MONTH));
System.out.println("DATE: " + calendar.get(Calendar.DATE));
System.out.println("DAY_OF_MONTH: " + calendar.get(Calendar.DAY_OF_MONTH));
System.out.println("DAY_OF_YEAR: " + calendar.get(Calendar.DAY_OF_YEAR));
System.out.println("DAY_OF_WEEK: " + calendar.get(Calendar.DAY_OF_WEEK));
System.out.println("DAY_OF_WEEK_IN_MONTH: "
+ calendar.get(Calendar.DAY_OF_WEEK_IN_MONTH));
System.out.println("AM_PM: " + calendar.get(Calendar.AM_PM));
System.out.println("HOUR: " + calendar.get(Calendar.HOUR));
System.out.println("HOUR_OF_DAY: " + calendar.get(Calendar.HOUR_OF_DAY));
System.out.println("MINUTE: " + calendar.get(Calendar.MINUTE));
System.out.println("SECOND: " + calendar.get(Calendar.SECOND));
System.out.println("MILLISECOND: " + calendar.get(Calendar.MILLISECOND));
System.out.println("ZONE_OFFSET: "
+ (calendar.get(Calendar.ZONE_OFFSET)/(60*60*1000))); // in hours
System.out.println("DST_OFFSET: "
+ (calendar.get(Calendar.DST_OFFSET)/(60*60*1000))); // in hours
Calendar ,
TimeZone ,
Á÷·ÄÈ µÈ Çü½Ä | ÇʵåÀÇ °³¿ä | |
static int |
AD
¼±â (¼±â)¸¦ ³ªÅ¸³»´Â ERA ÇʵåÀÇ °ªÀ̸ç, CE ¶ó°íµµ ºÒ¸³´Ï´Ù. |
static int |
BC
¼±â (BC)º¸´Ù ÀüÀÇ ±â°£À» ³ªÅ¸³»´Â ERA ÇʵåÀÇ °ªÀ̸ç, BCE ¶ó°íµµ ºÒ¸³´Ï´Ù. |
| Ŭ·¡½º java.util. Calendar ¿¡¼ »ó¼Ó¹ÞÀº Çʵå |
AM , AM_PM , APRIL , areFieldsSet , AUGUST , DATE , DAY_OF_MONTH , DAY_OF_WEEK , DAY_OF_WEEK_IN_MONTH , DAY_OF_YEAR , DECEMBER , DST_OFFSET , ERA , FEBRUARY , FIELD_COUNT , fields , FRIDAY , HOUR , HOUR_OF_DAY , isSet , isTimeSet , JANUARY , JULY , JUNE , MARCH , MAY , MILLISECOND , MINUTE , MONDAY , MONTH , NOVEMBER , OCTOBER , PM , SATURDAY , SECOND , SEPTEMBER , SUNDAY , THURSDAY , time , TUESDAY , UNDECIMBER , WEDNESDAY , WEEK_OF_MONTH , WEEK_OF_YEAR , YEAR , ZONE_OFFSET |
| »ý¼ºÀÚÀÇ °³¿ä | |
GregorianCalendar ()
µðÆúÆ® ·ÎÄÉÀÏ·Î µðÆúÆ® ŸÀÓ Á¸ÀÇ ÇöÀç ½Ã°¢¿¡ ±Ù°ÅÇØ µðÆúÆ®ÀÇ GregorianCalendar ¸¦ ±¸ÃàÇÕ´Ï´Ù. |
|
GregorianCalendar (int year,
int month,
int date)
µðÆúÆ® ·ÎÄÉÀÏ·Î µðÆúÆ® ŸÀÓ Á¸ÀÇ ÁöÁ¤µÈ ÀÏÀÚ¿¡ ±Ù°ÅÇØ GregorianCalendar ¸¦ ±¸ÃàÇÕ´Ï´Ù. |
|
GregorianCalendar (int year,
int month,
int date,
int hour,
int minute)
µðÆúÆ® ·ÎÄÉÀÏ·Î µðÆúÆ® ŸÀÓ Á¸ÀÇ ÁöÁ¤µÈ ÀÏÀÚ¿Í ½Ã°¢¿¡ ±Ù°ÅÇØ GregorianCalendar ¸¦ ±¸ÃàÇÕ´Ï´Ù. |
|
GregorianCalendar (int year,
int month,
int date,
int hour,
int minute,
int second)
µðÆúÆ® ·ÎÄÉÀÏ·Î µðÆúÆ® ŸÀÓ Á¸ÀÇ ÁöÁ¤µÈ ÀÏÀÚ¿Í ½Ã°¢¿¡ ±Ù°ÅÇØ GregorianCalendar ¸¦ ±¸ÃàÇÕ´Ï´Ù. |
|
GregorianCalendar (Locale aLocale)
ÁöÁ¤µÈ ·ÎÄÉÀÏ·Î µðÆúÆ® ŸÀÓ Á¸ÀÇ ÇöÀç ½Ã°¢¿¡ ±Ù°ÅÇØ GregorianCalendar ¸¦ ±¸ÃàÇÕ´Ï´Ù. |
|
GregorianCalendar (TimeZone zone)
µðÆúÆ® ·ÎÄÉÀÏ·Î ÁöÁ¤µÈ ŸÀÓ Á¸ÀÇ ÇöÀç ½Ã°¢¿¡ ±Ù°ÅÇØ GregorianCalendar ¸¦ ±¸ÃàÇÕ´Ï´Ù. |
|
GregorianCalendar (TimeZone zone,
Locale aLocale)
ÁöÁ¤µÈ ·ÎÄÉÀÏ·Î ÁöÁ¤µÈ ŸÀÓ Á¸ÀÇ ÇöÀç ½Ã°¢¿¡ ±Ù°ÅÇØ GregorianCalendar ¸¦ ±¸ÃàÇÕ´Ï´Ù. |
|
| ¸Þ¼ÒµåÀÇ °³¿ä | |
void |
add (int field,
int amount)
´Þ·ÂÀÇ ±ÔÄ¢¿¡ ±Ù°ÅÇØ, ÁöÁ¤µÈ (ºÎÈ£ ÷ºÎÀÇ) ½Ã°£·®À», ÁöÁ¤µÈ ½Ã°£ Çʵ忡 °¡¼¼ÇÕ´Ï´Ù. |
protected void |
computeFields ()
Calendar ¸¦ ¿À¹ö¶óÀ̵å(override) ÇÕ´Ï´Ù. |
protected void |
computeTime ()
Calendar ¸¦ ¿À¹ö¶óÀ̵å(override) ÇÕ´Ï´Ù. |
boolean |
equals (Object obj)
ÀÌ GregorianCalendar ¿Í ¿ÀºêÁ§Æ® ÂüÁ¶¸¦ ºñ±³ÇÕ´Ï´Ù. |
int |
getActualMaximum (int field)
ÇöÀçÀÇ ÀÏÀÚ¿¡ ´ëÇÑ, ÀÌ Çʵ尡 °¡Áú ¼ö ÀÖ´Â ÃÖ´ëÄ¡¸¦ µ¹·ÁÁÝ´Ï´Ù. |
int |
getActualMinimum (int field)
ÇöÀçÀÇ ÀÏÀÚ¿¡ ´ëÇÑ, ÀÌ Çʵ尡 °¡Áú ¼ö ÀÖ´Â ÃÖ¼ÒÄ¡¸¦ µ¹·ÁÁÝ´Ï´Ù. |
int |
getGreatestMinimum (int field)
ÁöÁ¤µÈ Çʵ尡 º¯ÈÇÏ´Â °æ¿ì, ±× ÃÖ´ëÄ¡¸¦ µ¹·ÁÁÝ´Ï´Ù. |
Date |
getGregorianChange ()
žç·ÂÀÇ º¯°æÀÏÀ» ÃëµæÇÕ´Ï´Ù. |
int |
getLeastMaximum (int field)
ÁöÁ¤µÈ Çʵ尡 º¯ÈÇÏ´Â °æ¿ì, ±× ÃÖ¼ÒÀÇ ÃÖ´ëÄ¡¸¦ µ¹·ÁÁÝ´Ï´Ù. |
int |
getMaximum (int field)
ÁöÁ¤µÈ ÇʵåÀÇ ÃÖ´ëÄ¡ (¿¹¸¦ µé¾î, žç·ÂÀÇ DAY_OF_MONTH ¿¡¼´Â 31)¸¦ µ¹·ÁÁÝ´Ï´Ù. |
int |
getMinimum (int field)
ÁöÁ¤µÈ ÇʵåÀÇ ÃÖ¼ÒÄ¡ (¿¹¸¦ µé¾î, žç·ÂÀÇ DAY_OF_MONTH ¿¡¼´Â 1)¸¦ µ¹·ÁÁÝ´Ï´Ù. |
int |
hashCode ()
ÇØ½Ã Äڵ带 ¿À¹ö¶óÀ̵å(override) ÇÕ´Ï´Ù. |
boolean |
isLeapYear (int year)
ÁöÁ¤µÈ ÇØ°¡, À±³âÀΰ¡ ¾î¶²°¡¸¦ ÆÇÁ¤ÇÕ´Ï´Ù. |
void |
roll (int field,
boolean up)
Å« Çʵ带 º¯°æÇÏÁö ¾Ê°í ·Î ÁöÁ¤µÈ ½Ã°£ ÇʵåÀÇ 1 °³ÀÇ ´ÜÀ§ÀÇ ½Ã°£À» À§ ¶Ç´Â ¾Æ·¡¿¡ °¡»ê ¶Ç´Â °¨»êÇÕ´Ï´Ù. |
void |
roll (int field,
int amount)
Å« Çʵ带 º¯°æÇÏÁö ¾Ê°í ÁöÁ¤µÈ ¾çÀ» Çʵ忡 °¡»êÇÕ´Ï´Ù. |
void |
setGregorianChange (Date date)
GregorianCalendar ÀÇ º¯°æÀÏÀ» ¼³Á¤ÇÕ´Ï´Ù. |
| Ŭ·¡½º java.util. Calendar ¿¡¼ »ó¼Ó¹ÞÀº ¸Þ¼Òµå |
after , before , clear , clear , clone , complete , get , getAvailableLocales , getFirstDayOfWeek , getInstance , getInstance , getInstance , getInstance , getMinimalDaysInFirstWeek , getTime , getTimeInMillis , getTimeZone , internalGet , isLenient , isSet , set , set , set , set , setFirstDayOfWeek , setLenient , setMinimalDaysInFirstWeek , setTime , setTimeInMillis , setTimeZone , toString |
| Ŭ·¡½º java.lang. Object ¿¡¼ »ó¼Ó¹ÞÀº ¸Þ¼Òµå |
finalize , getClass , notify , notifyAll , wait , wait , wait |
| ÇʵåÀÇ »ó¼¼ |
public static final int BC
ERA ÇʵåÀÇ °ªÀ̸ç, BCE ¶ó°íµµ ºÒ¸³´Ï´Ù. BC ·ÎºÎÅÍ AD ¿¡´Â ´ÙÀ½°ú °°ÀÌ ÀÌÇà ÇÕ´Ï´Ù...., 2 BC, 1 BC, 1 AD, 2 AD,...
Calendar.ERA ,
Á¤¼ö ÇʵåÄ¡ public static final int AD
ERA ÇʵåÀÇ °ªÀ̸ç, CE ¶ó°íµµ ºÒ¸³´Ï´Ù. BC ·ÎºÎÅÍ AD ¿¡´Â ´ÙÀ½°ú °°ÀÌ ÀÌÇà ÇÕ´Ï´Ù...., 2 BC, 1 BC, 1 AD, 2 AD,...
Calendar.ERA ,
Á¤¼ö ÇʵåÄ¡ | »ý¼ºÀÚÀÇ »ó¼¼ |
public GregorianCalendar()
public GregorianCalendar(TimeZone zone)
zone - ÁöÁ¤µÈ ŸÀÓ Á¸public GregorianCalendar(Locale aLocale)
aLocale - ÁöÁ¤µÈ ·ÎÄÉÀÏ
public GregorianCalendar(TimeZone zone,
Locale aLocale)
zone - ÁöÁ¤µÈ ŸÀÓ Á¸aLocale - ÁöÁ¤µÈ ·ÎÄÉÀÏ
public GregorianCalendar(int year,
int month,
int date)
year - ´Þ·ÂÀÇ YEAR ½Ã°£ Çʵå·Î ¼³Á¤ÇÏ´Â °ªmonth - ´Þ·ÂÀÇ MONTH ½Ã°£ Çʵå·Î ¼³Á¤ÇÏ´Â °ª. month ÀÇ °ªÀº 0 À¸·ÎºÎÅÍ ½ÃÀ۵Ǵ (¿¹: 0 Àº 1 ¿ù)date - ´Þ·ÂÀÇ DATE ½Ã°£ Çʵå·Î ¼³Á¤ÇÏ´Â °ª
public GregorianCalendar(int year,
int month,
int date,
int hour,
int minute)
year - ´Þ·ÂÀÇ YEAR ½Ã°£ Çʵå·Î ¼³Á¤ÇÏ´Â °ªmonth - ´Þ·ÂÀÇ MONTH ½Ã°£ Çʵå·Î ¼³Á¤ÇÏ´Â °ª. month ÀÇ °ªÀº 0 À¸·ÎºÎÅÍ ½ÃÀ۵Ǵ (¿¹: 0 Àº 1 ¿ù)date - ´Þ·ÂÀÇ DATE ½Ã°£ Çʵå·Î ¼³Á¤ÇÏ´Â °ªhour - ´Þ·ÂÀÇ HOUR_OF_DAY ½Ã°£ Çʵå·Î ¼³Á¤ÇÏ´Â °ªminute - ´Þ·ÂÀÇ MINUTE ½Ã°£ Çʵå·Î ¼³Á¤ÇÏ´Â °ª
public GregorianCalendar(int year,
int month,
int date,
int hour,
int minute,
int second)
year - ´Þ·ÂÀÇ YEAR ½Ã°£ Çʵå·Î ¼³Á¤ÇÏ´Â °ªmonth - ´Þ·ÂÀÇ MONTH ½Ã°£ Çʵå·Î ¼³Á¤ÇÏ´Â °ª. month ÀÇ °ªÀº 0 À¸·ÎºÎÅÍ ½ÃÀ۵Ǵ (¿¹: 0 Àº 1 ¿ù)date - ´Þ·ÂÀÇ DATE ½Ã°£ Çʵå·Î ¼³Á¤ÇÏ´Â °ªhour - ´Þ·ÂÀÇ HOUR_OF_DAY ½Ã°£ Çʵå·Î ¼³Á¤ÇÏ´Â °ªminute - ´Þ·ÂÀÇ MINUTE ½Ã°£ Çʵå·Î ¼³Á¤ÇÏ´Â °ªsecond - ´Þ·ÂÀÇ SECOND ½Ã°£ Çʵå·Î ¼³Á¤ÇÏ´Â °ª| ¸Þ¼ÒµåÀÇ »ó¼¼ |
public void setGregorianChange(Date date)
¼ø¼öÇÑ À²¸®¿ì½º·ÂÀ» ÃëµæÇÏ·Á¸é , º¯°æÀÏÀ» Date(Long.MAX_VALUE) ·Î ¼³Á¤ÇÕ´Ï´Ù. ¼ø¼öÇÑ ±×·¹°í¸®¿À·ÂÀ» ÃëµæÇÏ·Á¸é , º¯°æÀÏÀ» Date(Long.MIN_VALUE) ·Î ¼³Á¤ÇÕ´Ï´Ù.
date - žç·Â¿¡ÀÇ º¯°æ ÀÏÀÚpublic final Date getGregorianChange()
public boolean isLeapYear(int year)
year - ÁöÁ¤ÇÏ´Â ÇØ
public boolean equals(Object obj)
Calendar ³»ÀÇ equals obj - ºñ±³ ´ë»óÀÇ ¿ÀºêÁ§Æ® ÂüÁ¶
obj ¿¡ µ¿ÀÏÇÑ °æ¿ì´Â true, ±×·¸Áö ¾ÊÀº °æ¿ì´Â falsepublic int hashCode()
Calendar ³»ÀÇ hashCode
public void add(int field,
int amount)
Add rule 1. È£ÃâÀÌ Çʵ忡¼ ¹ß»ýÇÑ ¸ðµâ·Î ¿À¹öÇ÷οì amount °¡ µÇ±â Àü¿¡, È£Ãâ·Î ÇʵåÀÇ °ªÀ» ±ðÀº µÚÀÇ field ÀÇ °ªÀÔ´Ï´Ù. ¿À¹öÇ÷οì´Â ÇʵåÀÇ °ªÀÌ ¹üÀ§¸¦ ³Ñ¾î, ±× °á°ú´ÙÀ½ÀÇ Å« Çʵ尡 ÁõºÐ ¶Ç´Â °¨ ºÐ µÇ¾î ÇʵåÀÇ °ªÀÌ ±× ¹üÀ§¿¡ µé¾î°¡µµ·Ï(µíÀÌ) Á¶Á¤µÇ¾úÀ» °æ¿ì¿¡ ¹ß»ýÇÕ´Ï´Ù.
Add rule 2. ÀÛÀº Çʵ尡 ºÒº¯½ÄÀÌ´Ù°í ¿¹»óµÇ´Â °æ¿ì¿¡,field °¡ º¯°æµÇ°í ³ª¼ ÃÖ¼ÒÄ¡ ¶Ç´Â ÃÖ´ëÄ¡°¡ º¯°æµÇ¾ú±â ¶§¹®¿¡, ±× ÀüÀÇ °ª°ú µ¿ÀÏÇÏ°Ô ¾È µÇ¸é ÇʵåÀÇ °ªÀº ±× ¿¹»óµÇ´Â °ªÀ¸·Î ÇÒ ¼ö ÀÖÀ» »Ó(¸¸Å) °¡±î¿î ½ÃÀϳ»¿¡ µÇµµ·Ï(µíÀÌ) Á¶Á¤µË´Ï´Ù. ÀÛÀº Çʵå´Â ÀÛÀº ½Ã°£ÀÇ ´ÜÀ§¸¦ ³ªÅ¸³À´Ï´Ù. HOUR ´Â DAY_OF_MONTH º¸´Ù ÀÛÀº ÇʵåÀÔ´Ï´Ù. ºÒº¯½ÄÀº ¾Æ´Ï¶ó°í ¿¹»óµÇ´Â ÀÛÀº Çʵå´Â Á¶Á¤µÇÁö ¾Ê½À´Ï´Ù. ´Þ·Â ½Ã½ºÅÛ¿¡¼´Â ºÒº¯½ÄÀÌ´Ù°í ¿¹»óµÇ´Â Çʵ尡 ÆÇ´ÜµË´Ï´Ù.
Calendar ³»ÀÇ add field - ½Ã°£ Çʵåamount - Çʵ忡 Ãß°¡µÇ´Â ÀÏÀÚ ¶Ç´Â ½Ã°¢ÀÇ ¾ç
IllegalArgumentException - ÀνÄÇÒ ¼ö ¾ø´Â Çʵ尡 ÁöÁ¤µÇ¾úÀ» °æ¿ì
public void roll(int field,
boolean up)
¿¹: 1999 ³â 12 ¿ù 31 ÀÏ¿¡ ´çÃÊ ¼³Á¤µÈ GregorianCalendar ¸¦ »ý°¢ÇÕ´Ï´Ù. roll(Calendar.MONTH, true) ¸¦ È£ÃâÇϸé(ÀÚ), ´Þ·ÂÀÌ 1999 ³â 1 ¿ù 31 ÀÏ·Î ¼³Á¤µË´Ï´Ù. Year Çʵå´Â MONTH º¸´Ù Å« ÇʵåÀ̹ǷΠº¯°æµÇÁö ¾Ê½À´Ï´Ù.
Calendar ³»ÀÇ roll up - ÁöÁ¤µÈ ½Ã°£ ÇʵåÀÇ °ªÀ» À§¿¡ ¿òÁ÷ÀÌ´ÂÁö ¾Æ·¡¿¡ ¿òÁ÷ÀÌ´ÂÁö¸¦ ÁöÁ¤ÇÑ´Ù. À§¿¡ ¿òÁ÷ÀÌ´Â °æ¿ì´Â true, ±×·¸Áö ¾ÊÀº °æ¿ì´Â false ¸¦ »ç¿ëÇÏ´Âfield - ½Ã°£ Çʵå
IllegalArgumentException - ÀνÄÇÒ ¼ö ¾ø´Â ÇʵåÄ¡°¡ ÁöÁ¤µÇ¾úÀ» °æ¿ìadd(int, int) ,
Calendar.set(int, int)
public void roll(int field,
int amount)
¿¹: 1999 ³â 8 ¿ù 31 ÀÏ¿¡ ´çÃÊ ¼³Á¤µÈ GregorianCalendar ¸¦ »ý°¢ÇÕ´Ï´Ù. roll(Calendar.MONTH, 8) ¸¦ È£ÃâÇϸé(ÀÚ), ´Þ·ÂÀÌ 1999 ³â 4 ¿ù 30 ÀÏ·Î ¼³Á¤µË´Ï´Ù. GregorianCalendar ¸¦ »ç¿ëÇϸé(ÀÚ),DAY_OF_MONTH Çʵå´Â 4 ¿ù¿¡ ÀÖ¾î 31 ÀÏÀÌ µÇÁö ¾Ê½À´Ï´Ù. DAY_OF_MONTH ´Â °¡Àå °¡±î¿î À¯È¿Ä¡ÀÎ 30 À¸·Î ¼³Á¤µË´Ï´Ù. YEAR Çʵ忡¼´Â MONTH Çʵ庸´Ù Å©±â ¶§¹®¿¡, 1999 ÀÇ °ªÀ» À¯ÁöÇÕ´Ï´Ù.
¿¹: ÃÖÃÊ·Î 1999 ³â 6 ¿ù 6 ³ª³¯ ¿äÀÏ·Î ¼³Á¤µÈ GregorianCalendar ¸¦ »ý°¢ÇÕ´Ï´Ù. roll(Calendar.WEEK_OF_MONTH, -1) ¸¦ È£ÃâÇϸé(ÀÚ), ´Þ·ÂÀÌ 1999 ³â 6 ¿ù 1 ÀÏ È¿äÀÏ·Î ¼³Á¤µÇ¾îadd(Calendar.WEEK_OF_MONTH, -1) ¸¦ È£ÃâÇϸé(ÀÚ), ´Þ·ÂÀÌ 1999 ³â 5 ¿ù 30 ³ª³¯ ¿äÀÏ·Î ¼³Á¤µË´Ï´Ù. À̰ÍÀº ·Ñ ±ÔÄ¢À¸·Î Ãß°¡ÀÇ Á¦ÇÑÀÌ ´õÇØÁö±â (À§ÇØ)¶§¹®¿¡ÀÔ´Ï´Ù. WEEK_OF_MONTH °¡ ·Ñ µÉ ¶§ MONTH ¸¦ º¯°æÇØ¾ß ÇÏÁö´Â ¾Ê½À´Ï´Ù. add rule 1 °ú ÇÔ²² »ç¿ëÇϸé(ÀÚ), °á°úÀÇ ÀÏÀÚ´Â 6 ¿ù 1 ÀÏ È¿äÀϺÎÅÍ 6 ¿ù 5 ÀÏ Åä¿äÀϱîÁö µÉ Çʿ䰡 ÀÖ½À´Ï´Ù. add rule 2 ¿¡ µû¶ó,WEEK_OF_MONTH ¸¦ º¯°æÇÒ °æ¿ì¿¡ ºÒº¯½Ä DAY_OF_WEEK °¡, ÀÏ¿äÀÏ¿¡ °¡Àå °¡±î¿î °¡´ÉÄ¡ÀÎ È¿äÀÏ·Î ¼³Á¤µË´Ï´Ù (ÀÏ¿äÀÏÀÌ ÁÖÀÇ ÃÖÃÊÀÇ ³¯ÀÇ °æ¿ì).
Calendar ³»ÀÇ roll field - ½Ã°£ Çʵåamount - field ¿¡ Ãß°¡ÇÏ´Â ÁöÁ¤µÈ ¾çadd(int, int) ,
Calendar.set(int, int) public int getMinimum(int field)
Calendar ³»ÀÇ getMinimum field - ÁöÁ¤µÈ ½Ã°£ Çʵå
public int getMaximum(int field)
Calendar ³»ÀÇ getMaximum field - ÁöÁ¤µÈ ½Ã°£ Çʵå
public int getGreatestMinimum(int field)
Calendar ³»ÀÇ getGreatestMinimum field - ÁöÁ¤µÈ ½Ã°£ Çʵå
public int getLeastMaximum(int field)
Calendar ³»ÀÇ getLeastMaximum field - ÁöÁ¤µÈ ½Ã°£ Çʵå
public int getActualMinimum(int field)
Calendar ³»ÀÇ getActualMinimum field - ÃÖ¼ÒÄ¡¸¦ ÆÇÁ¤ÇÏ´Â Çʵå
public int getActualMaximum(int field)
Calendar ³»ÀÇ getActualMaximum field - ÃÖ´ëÄ¡¸¦ ÆÇÁ¤ÇÏ´Â Çʵå
protected void computeFields()
complete ¸Þ¼Òµå¸¦ È£ÃâÇÕ´Ï´Ù.
Calendar ³»ÀÇ computeFields Calendar.complete() protected void computeTime()
Calendar ³»ÀÇ computeTime IllegalArgumentException - ¹«È¿ÀÎ Çʵ尡 ÀÖ´Â °æ¿ì
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