JavaTM 2 Platform
Standard Ed. 5.0

java.util
Ŭ·¡½º GregorianCalendar

java.lang.Object 
  »óÀ§¸¦ È®Àå java.util.Calendar 
      »óÀ§¸¦ È®Àå java.util.GregorianCalendar
¸ðµç ±¸ÇöµÈ ÀÎÅÍÆäÀ̽º:
Serializable, Cloneable, Comparable <Calendar >

public class GregorianCalendar
extends Calendar

GregorianCalendar´Â Calendar ±¸»ó ¼­ºê Ŭ·¡½ºÀ̸ç, ¼¼°èÀÇ ´ëºÎºÐÀÇ Áö¿ª¿¡¼­ »ç¿ëµÇ´Â Ç¥ÁØÀûÀÎ ´Þ·Â ½Ã½ºÅÛÀ» Á¦°øÇÕ´Ï´Ù.

GregorianCalendar´Â žç·Â°ú À²¸®¿ì½º·ÂÀ» Áö¿øÇÏ´Â ÇÏÀ̺긮µå(hybrid) ´Þ·Â ½Ã½ºÅÛÀ¸·Î ´ÜÀÏÀÇ º¯È¯±â¸¦ ó¸®ÇÕ´Ï´Ù. ÀÌ º¯È¯±â´Â µðÆúÆ®¿¡¼­´Â žç·ÂÀÌ Á¦Á¤µÈ ³¯ (ÀϺÎÀÇ ³ª¶ó¿¡¼­´Â 1582 ³â 10 ¿ù 15 ÀÏ, ±× ¿ÜÀÇ ³ª¶ó¿¡¼­´Â ±×°Í ÀÌÈÄ)¿¡ ´ëÀÀÇÏ°í 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 ÀÏ (À¯¸®¿ì½º·Â)ÀÇ ÈÄ¿¡ 1582 ³â 10 ¿ù 15 ÀÏ (±×·¹°í¸®¿À·Â)ÀÌ °è¼ÓµÇ¾ú½À´Ï´Ù. ÀÌ ´Þ·ÂÀº ÀÌ°ÍÀ» Á¤È®ÇÏ°Ô ¸ðµ¨È­ÇÏ°í ÀÖ½À´Ï´Ù. žç·Â¿¡ÀÇ º¯°æÀÏÀÇ ÀüÀº, GregorianCalendar¿¡ ¼­´Â À²¸®¿ì½º·ÂÀ» ±¸ÇöÇÏ°í 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 400 À¸·Î ³ª´µ¾î ¶³¾îÁöÁö ¾Ê´Â ¼¼±âÀÇ ÃʳâÀ» À±³âÀ¸·Î ÇÏÁö ¾Ê½À´Ï´Ù.

GregorianCalendar´Â ¡¸¿¹±âÀû¡¹Å¾ç·Â ¹× À²¸®¿ì½º·ÂÀ» ±¸ÇöÇÕ´Ï´Ù. Áï, ³¯Â¥¿Í ½Ã°£ÀÇ °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 ÀÏ°üÇÑ °á°ú¸¦ »ý¼ºÇϱâ À§Çؼ­ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù. ´Ù¸¸, GregorianCalendar¸¦ »ç¿ëÇØ ¾òÀ» ¼ö ÀÖ´ø ³¯Â¥¿Í ½Ã°£´Â ¿ª»çÀûÀ¸·Î Çö´ë¿Í °°Àº À²¸®¿ì½º·ÂÀÌ Ã¤¿ëµÈ AD 4 ³â 3 ¿ù 1 ÀÏ ÀÌÈÄÀÇ ³¯Â¥¿Í ½Ã°£¸¸ÀÌ Á¤È®ÇÕ´Ï´Ù. ÀÌ ³¯Â¥¿Í ½Ã°£º¸´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 ÇÏ°í ÀÖÁö ¾Ê¾Ò½À´Ï´Ù.

žç·ÂÀÇ Á¦Á¤º¸´Ù ÀüÀº ¼³³¯Àº 3 ¿ù 25 ÀÏÀ̾ú½À´Ï´Ù. È¥¶õÀ» ÇÇÇϱâ À§Çؼ­ 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 ÀÏ°£ÀÇ ³¯¿¡ Á¶Á¤ÇÒ ¼ö ÀÖ½À´Ï´Ù .

WEEK_OF_YEAR Çʵ忡 ´ëÇؼ­ °è»êµÇ´Â °ªÀÇ ¹üÀ§´Â 1 ¿¡¼­ 53 ÀÔ´Ï´Ù. ÇØÀÇ Á¦ 1 ÁÖ´Â ±× ÇطκÎÅÍ Àû¾îµµ getMinimalDaysInFirstWeek() ÀÏÀ» Æ÷ÇÔÇÑ getFirstDayOfWeek()·Î ½ÃÀ۵Ǵ °¡Àå ºü¸¥ 7 ÀÏ°£ÀÔ´Ï´Ù. ÀÌ¿Í °°ÀÌ Á¦ 1 ÁÖ´Â getMinimalDaysInFirstWeek(), getFirstDayOfWeek()°ª ¹× 1 ¿ù 1 ÇϳªÀÇ ¿äÀÏ¿¡ ÀÇÇØ º¯È­ÇÕ´Ï´Ù. 1 ³âÀÇ Á¦ 1 ÁÖºÎÅÍ ´ÙÀ½ ÇØÀÇ Á¦ 1 ÁÖ±îÁöÀÇ ÁÖ´Â ÇÊ¿ä¿¡ 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()°¡ 4ÀÎ °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()°¡ SUNDAYÀÎ °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 ÀÏ°£Àº 1997 ³âÀÇ Á¦ 53 ÁÖ¿¡ Á¢¾îµì´Ï´Ù.

WEEK_OF_MONTH Çʵ忡 ´ëÇؼ­ °è»êµÇ´Â °ªÀÇ ¹üÀ§´Â 0 ¿¡¼­ 6 ÀÔ´Ï´Ù. ´ÞÀÇ Á¦ 1 ÁÖ (WEEK_OF_MONTH = 1 ³¯)´Â ±× ´Þ¿¡ Àû¾îµµ getMinimalDaysInFirstWeek() ÀÏ°£ ¿¬¼ÓÇÏ´Â °¡Àå ºü¸¥ ÁÖ°¡ µÇ¾î, getFirstDayOfWeek() 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°ªÀº 0 ÀÌ µË´Ï´Ù.

¿¹¸¦ µé¾î, getFirstDayOfWeek()°¡ SUNDAY·Î getMinimalDaysInFirstWeek()°¡ 4ÀÎ °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°ªÀº 1 ÀÔ´Ï´Ù. 1 ¿ù 1 ÀÏ ¸ñ¿äÀϺÎÅÍ 1 ¿ù 3 ÀÏ Åä¿äÀÏÀÇ WEEK_OF_MONTH°ªÀº 0 ÀÔ´Ï´Ù. getMinimalDaysInFirstWeek()°ªÀÌ 3 À¸·Î º¯°æµÇ¸é, 1 ¿ù 1 ÀϺÎÅÍ 1 ¿ù 3 ÇϳªÀÇ WEEK_OF_MONTH°ªÀº 1 ÀÌ µË´Ï´Ù.

clear ¸Þ¼­µå´Â ´Þ·Â Çʵ带 ¹ÌÁ¤µµ¸®·Î ¼³Á¤ÇÕ´Ï´Ù. GregorianCalendar´Â °ªÀÌ ¹ÌÁ¤µµ¸®ÀÇ °æ¿ì, °¢ ´Þ·Â Çʵ忡¼­ ´ÙÀ½ÀÇ ±âº»°ªÀ» »ç¿ëÇÕ´Ï´Ù.

Çʵå
±âÁ¤Ä¡
ERA
AD
YEAR
1970
MONTH
JANUARY
DAY_OF_MONTH
1
DAY_OF_WEEK
ÁÖÀÇ ÃÖÃÊÀÇ ³¯
WEEK_OF_MONTH
0
DAY_OF_WEEK_IN_MONTH
1
AM_PM
AM
HOUR, HOUR_OF_DAY, MINUTE, SECOND, MILLISECOND
0

Àü¼úÀÇ ¸®½ºÆ®¿¡ Æ÷ÇÔµÇÁö ¾Ê´Â Çʵ忡 ´ëÇؼ­´Â ±âº»°ª´Â Àû¿ëµÇÁö ¾Ê½À´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
 

µµÀÔµÈ ¹öÀü :
JDK1. 1
°ü·Ã Ç׸ñ:
TimeZone, Á÷·ÄÈ­ µÈ Çü½Ä

ÇÊµå °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 ·ÎºÎÅÍ »ó¼ÓµÈ 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
 
»ý¼ºÀÚ °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 dayOfMonth)
          µðÆúÆ® ·ÎÄÉÀÏ·Î µðÆúÆ® ŸÀÓ Á¸ÀÇ ÁöÁ¤µÈ ³¯Â¥¿Í ½Ã°£¿¡ ±Ù°ÅÇØ GregorianCalendar¸¦ ±¸ÃàÇÕ´Ï´Ù.
GregorianCalendar (int year, int month, int dayOfMonth, int hourOfDay, int minute)
          µðÆúÆ® ·ÎÄÉÀÏ·Î µðÆúÆ® ŸÀÓ Á¸ÀÇ ÁöÁ¤µÈ ³¯Â¥¿Í ½Ã°£¿Í ½Ã°¢¿¡ ±Ù°ÅÇØ GregorianCalendar¸¦ ±¸ÃàÇÕ´Ï´Ù.
GregorianCalendar (int year, int month, int dayOfMonth, int hourOfDay, int minute, int second)
          µðÆúÆ® ·ÎÄÉÀÏ·Î µðÆúÆ® ŸÀÓ Á¸ÀÇ ÁöÁ¤µÈ ³¯Â¥¿Í ½Ã°£¿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.
 
¸Þ¼­µå °³¿ä
 void add (int field, int amount)
          ´Þ·ÂÀÇ ±ÔÄ¢¿¡ ±â¹ÝÇØ ÁöÁ¤µÈ (ºÎÈ£ ÷ºÎÀÇ) ½Ã°£·®À» ÁöÁ¤µÈ ´Þ·Â Çʵ忡 °¡¼¼ÇÕ´Ï´Ù.
 Object clone ()
          ÀÌ °´Ã¼ÀÇ º¹»çº»À» ÀÛ¼ºÇØ, ¸®ÅÏÇÕ´Ï´Ù.
protected  void computeFields ()
          ½Ã°¢Ä¡ (½Å±â¿øÀ¸·ÎºÎÅÍÀÇ ¹Ð¸® ¼¼ÄÁµå ´ÜÀ§ÀÇ ¿ÀÇÁ¼Â(offset))¸¦ ´Þ·Â Çʵ尪·Î º¯È¯ÇÕ´Ï´Ù.
protected  void computeTime ()
          ´Þ·Â Çʵ尪À» ½Ã°£Ä¡ (½Å±â¿øÀ¸·ÎºÎÅÍÀÇ ¹Ð¸® ¼¼ÄÁµå ´ÜÀ§ÀÇ ¿ÀÇÁ¼Â(offset))·Î º¯È¯ÇÕ´Ï´Ù.
 boolean equals (Object  obj)
          ÀÌ GregorianCalendar°¡ ÁöÁ¤µÈ Object¿Í ºñ±³ÇÕ´Ï´Ù.
 int getActualMaximum (int field)
          ÀÌ ´Þ·Â Çʵ尡 °¡Áú ¼ö ÀÖ´Â ÃÖ´ë°ªÀÌ ¸®Åϵ˴ϴ٠.
 int getActualMinimum (int field)
          ÀÌ ´Þ·Â Çʵ尡 °¡Áú ¼ö ÀÖ´Â ÃÖ¼Ò°ªÀÌ ¸®Åϵ˴ϴ٠.
 int getGreatestMinimum (int field)
          ÀÌ GregorianCalendarÀνºÅϽº·Î ÁöÁ¤µÈ ´Þ·Â ÇʵåÀÇ ÃÖ´ë ÃÖ¼Ò°ªÀÌ ¸®Åϵ˴ϴ٠.
 Date getGregorianChange ()
          Å¾ç·ÂÀÇ º¯°æÀÏÀ» ÃëµæÇÕ´Ï´Ù.
 int getLeastMaximum (int field)
          ÀÌ GregorianCalendarÀνºÅϽº·Î ÁöÁ¤µÈ ´Þ·Â ÇʵåÀÇ ÃÖ¼Ò ÃÖ´ë°ªÀÌ ¸®Åϵ˴ϴ٠.
 int getMaximum (int field)
          ÀÌ GregorianCalendarÀνºÅϽº·Î ÁöÁ¤µÈ ´Þ·Â ÇʵåÀÇ ÃÖ´ë°ªÀÌ ¸®Åϵ˴ϴ٠.
 int getMinimum (int field)
          ÀÌ GregorianCalendarÀνºÅϽº·Î ÁöÁ¤µÈ ´Þ·Â ÇʵåÀÇ ÃÖ¼Ò°ªÀÌ ¸®Åϵ˴ϴ٠.
 TimeZone getTimeZone ()
          Å¸ÀÓ Á¸À» ÃëµæÇÕ´Ï´Ù.
 int hashCode ()
          ÀÌ GregorianCalendar °´Ã¼ÀÇ Çؽà Äڵ带 »ý¼ºÇÕ´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, ºÎÈ£ ÷ºÎÀÇ ¾çÀÌ ÁöÁ¤µÈ ´Þ·Â Çʵ忡 °¡¼¼ÇÕ´Ï´Ù.
 void setGregorianChange (Date  date)
          GregorianCalendar º¯°æÀÏÀ» ¼³Á¤ÇÕ´Ï´Ù.
 void setTimeZone (TimeZone  zone)
          ÁöÁ¤µÈ ŸÀÓ Á¸Ä¡¸¦ »ç¿ëÇØ Å¸ÀÓ Á¸À» ¼³Á¤ÇÕ´Ï´Ù.
 
Ŭ·¡½º java.util. Calendar ·ÎºÎÅÍ »ó¼ÓµÈ ¸Þ¼­µå
after, before, clear, clear, compareTo, complete, get, getAvailableLocales, getFirstDayOfWeek, getInstance, getInstance, getInstance, getInstance, getMinimalDaysInFirstWeek, getTime, getTimeInMillis, internalGet, isLenient, isSet, set, set, set, set, setFirstDayOfWeek, setLenient, setMinimalDaysInFirstWeek, setTime, setTimeInMillis, toString
 
Ŭ·¡½º java.lang. Object ·ÎºÎÅÍ »ó¼ÓµÈ ¸Þ¼­µå
finalize, getClass, notify, notifyAll, wait, wait, wait
 

ÇʵåÀÇ »ó¼¼

BC

public static final int BC
¼­±â (BC)º¸´Ù ÀüÀÇ ±â°£À» ³ªÅ¸³»´Â ERA ÇʵåÀÇ °ªÀ̸ç, BCE ¶ó°íµµ ºÒ¸³´Ï´Ù. BC·Î ºÎÅÍ AD¿¡´Â ´ÙÀ½°ú °°ÀÌ ÀÌÇà ÇÕ´Ï´Ù...., 2 BC, 1 BC, 1 AD, 2 AD,...

°ü·Ã Ç׸ñ:
Calendar.ERA, Á¤¼ö Çʵ尪

AD

public static final int AD
¼­±â (¼­±â)¸¦ ³ªÅ¸³»´Â ERA ÇʵåÀÇ °ªÀ̸ç, CE ¶ó°íµµ ºÒ¸³´Ï´Ù. BC·Î ºÎÅÍ AD¿¡´Â ´ÙÀ½°ú °°ÀÌ ÀÌÇà ÇÕ´Ï´Ù...., 2 BC, 1 BC, 1 AD, 2 AD,...

°ü·Ã Ç׸ñ:
Calendar.ERA, Á¤¼ö Çʵ尪
»ý¼ºÀÚ »ó¼¼

GregorianCalendar

public GregorianCalendar()
µðÆúÆ® ·ÎÄÉÀÏ·Î µðÆúÆ® ŸÀÓ Á¸ÀÇ ÇöÀç ½Ã°¢¿¡ ±Ù°ÅÇØ µðÆúÆ®ÀÇ GregorianCalendar¸¦ ±¸ÃàÇÕ´Ï´Ù.


GregorianCalendar

public GregorianCalendar(TimeZone  zone)
µðÆúÆ® ·ÎÄÉÀÏ·Î ÁöÁ¤µÈ ŸÀÓ Á¸ÀÇ ÇöÀç ½Ã°¢¿¡ ±Ù°ÅÇØ GregorianCalendar¸¦ ±¸ÃàÇÕ´Ï´Ù.

ÆĶó¹ÌÅÍ:
zone - ÁöÁ¤µÈ ŸÀÓ Á¸

GregorianCalendar

public GregorianCalendar(Locale  aLocale)
ÁöÁ¤µÈ ·ÎÄÉÀÏ·Î µðÆúÆ® ŸÀÓ Á¸ÀÇ ÇöÀç ½Ã°¢¿¡ ±Ù°ÅÇØ GregorianCalendar¸¦ ±¸ÃàÇÕ´Ï´Ù.

ÆĶó¹ÌÅÍ:
aLocale - ÁöÁ¤µÈ ·ÎÄÉÀÏ

GregorianCalendar

public GregorianCalendar(TimeZone  zone,
                         Locale  aLocale)
ÁöÁ¤µÈ ·ÎÄÉÀÏ·Î ÁöÁ¤µÈ ŸÀÓ Á¸ÀÇ ÇöÀç ½Ã°¢¿¡ ±Ù°ÅÇØ GregorianCalendar¸¦ ±¸ÃàÇÕ´Ï´Ù.

ÆĶó¹ÌÅÍ:
zone - ÁöÁ¤µÈ ŸÀÓ Á¸
aLocale - ÁöÁ¤µÈ ·ÎÄÉÀÏ

GregorianCalendar

public GregorianCalendar(int year,
                         int month,
                         int dayOfMonth)
µðÆúÆ® ·ÎÄÉÀÏ·Î µðÆúÆ® ŸÀÓ Á¸ÀÇ ÁöÁ¤µÈ ³¯Â¥¿Í ½Ã°£¿¡ ±Ù°ÅÇØ GregorianCalendar¸¦ ±¸ÃàÇÕ´Ï´Ù.

ÆĶó¹ÌÅÍ:
year - ´Þ·Â³»ÀÇ YEAR ´Þ·Â ÇʵåÀÇ ¼³Á¤¿¡ »ç¿ëÇÏ´Â °ª
month - ´Þ·Â³»ÀÇ MONTH ´Þ·Â ÇʵåÀÇ ¼³Á¤¿¡ »ç¿ëÇÏ´Â °ª. Month Ä¡´Â 0 À¸·ÎºÎÅÍ ½ÃÀ۵Ǵ (1 ¿ùÀº 0 ÀÌ µÈ´Ù)
dayOfMonth - ´Þ·Â³»ÀÇ DAY_OF_MONTH ´Þ·Â ÇʵåÀÇ ¼³Á¤¿¡ »ç¿ëÇÏ´Â °ª

GregorianCalendar

public GregorianCalendar(int year,
                         int month,
                         int dayOfMonth,
                         int hourOfDay,
                         int minute)
µðÆúÆ® ·ÎÄÉÀÏ·Î µðÆúÆ® ŸÀÓ Á¸ÀÇ ÁöÁ¤µÈ ³¯Â¥¿Í ½Ã°£¿Í ½Ã°¢¿¡ ±Ù°ÅÇØ GregorianCalendar¸¦ ±¸ÃàÇÕ´Ï´Ù.

ÆĶó¹ÌÅÍ:
year - ´Þ·Â³»ÀÇ YEAR ´Þ·Â ÇʵåÀÇ ¼³Á¤¿¡ »ç¿ëÇÏ´Â °ª
month - ´Þ·Â³»ÀÇ MONTH ´Þ·Â ÇʵåÀÇ ¼³Á¤¿¡ »ç¿ëÇÏ´Â °ª. Month Ä¡´Â 0 À¸·ÎºÎÅÍ ½ÃÀ۵Ǵ (1 ¿ùÀº 0 ÀÌ µÈ´Ù)
dayOfMonth - ´Þ·Â³»ÀÇ DAY_OF_MONTH ´Þ·Â ÇʵåÀÇ ¼³Á¤¿¡ »ç¿ëÇÏ´Â °ª
hourOfDay - ´Þ·Â³»ÀÇ HOUR_OF_DAY ´Þ·Â ÇʵåÀÇ ¼³Á¤¿¡ »ç¿ëÇÏ´Â °ª
minute - ´Þ·Â³»ÀÇ MINUTE ´Þ·Â ÇʵåÀÇ ¼³Á¤¿¡ »ç¿ëÇÏ´Â °ª

GregorianCalendar

public GregorianCalendar(int year,
                         int month,
                         int dayOfMonth,
                         int hourOfDay,
                         int minute,
                         int second)
µðÆúÆ® ·ÎÄÉÀÏ·Î µðÆúÆ® ŸÀÓ Á¸ÀÇ ÁöÁ¤µÈ ³¯Â¥¿Í ½Ã°£¿Í ½Ã°¢¿¡ ±Ù°ÅÇØ GregorianCalendar¸¦ ±¸ÃàÇÕ´Ï´Ù.

ÆĶó¹ÌÅÍ:
year - ´Þ·Â³»ÀÇ YEAR ´Þ·Â ÇʵåÀÇ ¼³Á¤¿¡ »ç¿ëÇÏ´Â °ª
month - ´Þ·Â³»ÀÇ MONTH ´Þ·Â ÇʵåÀÇ ¼³Á¤¿¡ »ç¿ëÇÏ´Â °ª. Month Ä¡´Â 0 À¸·ÎºÎÅÍ ½ÃÀ۵Ǵ (1 ¿ùÀº 0 ÀÌ µÈ´Ù)
dayOfMonth - ´Þ·Â³»ÀÇ DAY_OF_MONTH ´Þ·Â ÇʵåÀÇ ¼³Á¤¿¡ »ç¿ëÇÏ´Â °ª
hourOfDay - ´Þ·Â³»ÀÇ HOUR_OF_DAY ´Þ·Â ÇʵåÀÇ ¼³Á¤¿¡ »ç¿ëÇÏ´Â °ª
minute - ´Þ·Â³»ÀÇ MINUTE ´Þ·Â ÇʵåÀÇ ¼³Á¤¿¡ »ç¿ëÇÏ´Â °ª
second - ´Þ·Â³»ÀÇ SECOND ´Þ·Â ÇʵåÀÇ ¼³Á¤¿¡ »ç¿ëÇÏ´Â °ª
¸Þ¼­µåÀÇ »ó¼¼

setGregorianChange

public void setGregorianChange(Date  date)
GregorianCalendar º¯°æÀÏÀ» ¼³Á¤ÇÕ´Ï´Ù. ÀÌ°ÍÀº À¯¸®¿ì½ºÀÇ ³¯Â¥¿Í ½Ã°£·ÎºÎÅÍ ±×·¹°í¸®¿ÀÀÇ ³¯Â¥¿Í ½Ã°£¿¡ÀÇ º¯°æÀÌ ¹ß»ýÇÏ´Â ½ÃÁ¡ÀÔ´Ï´Ù. µðÆúÆ®´Â 1582 ³â 10 ¿ù 15 ÀÏ (žç·Â)ÀÔ´Ï´Ù. ÀÌ ³¯ºÎÅÍ Àü³¯ºÎ´Â À²¸®¿ì½º·ÂÀÌ µË´Ï´Ù.

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.

ÆĶó¹ÌÅÍ:
date - žç·Â¿¡ÀÇ º¯°æ ³¯Â¥¿Í ½Ã°£

getGregorianChange

public final Date  getGregorianChange()
žç·ÂÀÇ º¯°æÀÏÀ» ÃëµæÇÕ´Ï´Ù. ÀÌ°ÍÀº À²¸®¿ì½º·ÂÀ¸·ÎºÎÅÍ Å¾ç·Â¿¡ÀÇ º¯°æÀÌ ¹ß»ýÇÏ´Â ½ÃÁ¡ÀÔ´Ï´Ù. µðÆúÆ®´Â 1582 ³â 10 ¿ù 15 ÀÏ (žç·Â)ÀÔ´Ï´Ù. ÀÌ°Í ÀÌÀüÀÇ ³¯Â¥¿Í ½Ã°£´Â À²¸®¿ì½º·ÂÀÌ µË´Ï´Ù.

¹Ýȯ°ª:
ÀÌ GregorianCalendar °´Ã¼ÀÇ Å¾ç·Â¿¡ÀÇ º¯°æÀÏ

isLeapYear

public boolean isLeapYear(int year)
ÁöÁ¤µÈ ÇØ°¡ À±³âÀΰ¡ ¾î¶²°¡¸¦ ÆÇÁ¤ÇÕ´Ï´Ù. ÁöÁ¤µÈ ÇØ°¡ À±³âÀÇ °æ¿ì´Â true°¡ ¸®Åϵ˴ϴ٠. BC ³âÀÇ ¼öÄ¡¸¦ ÁöÁ¤ÇÏ´Â °æ¿ì´Â 1 - year number¸¦ ÁöÁ¤ÇÒ ÇÊ¿ä°¡ ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î BC 4 ³âÀº -3 °ú ÁöÁ¤ÇÕ´Ï´Ù.

ÆĶó¹ÌÅÍ:
year - ÁöÁ¤ÇÏ´Â ÇØ
¹Ýȯ°ª:
ÁöÁ¤µÈ ÇØ°¡ À±³âÀÇ °æ¿ì´Â true, ±×·¸Áö ¾ÊÀº °æ¿ì´Â false

equals

public boolean equals(Object  obj)
ÀÌ GregorianCalendar°¡ ÁöÁ¤µÈ Object¿Í ºñ±³ÇÕ´Ï´Ù. Àμö°¡ ÀÌ °´Ã¼¿Í °°Àº Calendar ÆĶó¹ÌÅÍ ¹× žç·Â º¯È¯ÀÏÀÇ °°Àº ½Ã°¢Ä¡ (½Å±â¿øÀ¸·ÎºÎÅÍÀÇ ¹Ð¸® ¼¼ÄÁµå ´ÜÀ§ÀÇ ¿ÀÇÁ¼Â(offset))¸¦ ³ªÅ¸³»´Â GregorianCalendar °´Ã¼ÀÎ °æ¿ì¿¡°Ô¸¸, °á°ú´Â true°¡ µË´Ï´Ù.

¿À¹ö¶óÀ̵å(override):
Ŭ·¡½º Calendar ³»ÀÇ equals
ÆĶó¹ÌÅÍ:
obj - ºñ±³ ´ë»óÀÇ °´Ã¼
¹Ýȯ°ª:
ÀÌ °´Ã¼°¡ obj¿Í µ¿ÀÏÇÑ °æ¿ì´Â true, ±×·¸Áö ¾ÊÀº °æ¿ì´Â false
°ü·Ã Ç׸ñ:
Calendar.compareTo(Calendar)

hashCode

public int hashCode()
ÀÌ GregorianCalendar °´Ã¼ÀÇ Çؽà Äڵ带 »ý¼ºÇÕ´Ï´Ù.

¿À¹ö¶óÀ̵å(override):
Ŭ·¡½º Calendar ³»ÀÇ hashCode
¹Ýȯ°ª:
ÀÌ °´Ã¼ÀÇ Çؽà Äڵ尪
°ü·Ã Ç׸ñ:
Object.equals(java.lang.Object), Hashtable

add

public void add(int field,
                int amount)
´Þ·ÂÀÇ ±ÔÄ¢¿¡ ±â¹ÝÇØ ÁöÁ¤µÈ (ºÎÈ£ ÷ºÎÀÇ) ½Ã°£·®À» ÁöÁ¤µÈ ´Þ·Â Çʵ忡 °¡¼¼ÇÕ´Ï´Ù.

Add rule 1. È£ÃâÀÌ Çʵ忡¼­ ¹ß»ýÇÑ ¸ðµâ·Î ¿À¹öÇ÷οì amountÀÌ µÇ±â Àü¿¡ È£Ãâ·Î ÇʵåÀÇ °ªÀ» ±ðÀº µÚÀÇ field°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 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 ÃÖ¼Ò°ª ¶Ç´Â ÃÖ´ë°ªÀÌ º¯°æµÇ¾ú±â ¶§¹®¿¡ ±× ÀüÀÇ °ª°ú µ¿ÀÏÇÏ°Ô ¾È µÇ¸é ÇʵåÀÇ °ªÀº ±× ¿¹»óµÇ´Â °ªÀ¸·Î ÇÒ ¼ö ÀÖÀ» »Ó °¡±î¿î ½ÃÀϳ»¿¡ µÇµµ·Ï 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 ÆǴܵ˴ϴÙ.

Á¤ÀÇ:
Ŭ·¡½º Calendar ³»ÀÇ add
ÆĶó¹ÌÅÍ:
field - ´Þ·Â Çʵå
amount - Çʵ忡 Ãß°¡µÇ´Â ³¯Â¥¿Í ½Ã°£ ¶Ç´Â ½Ã°¢ÀÇ ¾ç
¿¹¿Ü:
IllegalArgumentException - field°¡ ZONE_OFFSET, DST_OFFSET, ¶Ç´Â ºÒ¸íÇÑ°¡ ¸î°³ÀÇ ´Þ·Â Çʵ尡 ¾ö¹Ð ¸ðµå·Î ¹üÀ§¿ÜÀÇ °ªÀ» º¸°ü À¯ÁöÇÏ´Â °æ¿ì
°ü·Ã Ç׸ñ:
Calendar.roll(int, int), Calendar.set(int, int)

roll

public 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.

¿¹: 1999 ³â 12 ¿ù 31 ÀÏ¿¡ ´çÃÊ ¼³Á¤µÈ GregorianCalendar¸¦ »ý°¢ÇÕ´Ï´Ù. roll(Calendar.MONTH, true)¸¦ È£ÃâÇϸé, ´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.

Á¤ÀÇ:
Ŭ·¡½º Calendar ³»ÀÇ roll
ÆĶó¹ÌÅÍ:
up - ÁöÁ¤µÈ ´Þ·Â 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´Â
field - ½Ã°£ Çʵå
¿¹¿Ü:
IllegalArgumentException - field°¡ ZONE_OFFSET, DST_OFFSET, ¶Ç´Â ºÒ¸íÇÑ°¡ ¸î°³ÀÇ ´Þ·Â Çʵ尡 ¾ö¹Ð ¸ðµå·Î ¹üÀ§¿ÜÀÇ °ªÀ» º¸°ü À¯ÁöÇÏ´Â °æ¿ì
°ü·Ã Ç׸ñ:
add(int, int), Calendar.set(int, int)

roll

public void roll(int field,
                 int amount)
Å« Çʵ带 º¯°æÇÏÁö ¾Ê°í, ºÎÈ£ ÷ºÎÀÇ ¾çÀÌ ÁöÁ¤µÈ ´Þ·Â Çʵ忡 °¡¼¼ÇÕ´Ï´Ù. ºÎÀÇ ·Ñ¸µ·®Àº Å« Çʵ带 º¯°æÇÏÁö ¾Ê°í Çʵå·ÎºÎÅÍ °¨»êÇÏ´Â °ÍÀ»ÀǹÌÇÕ´Ï´Ù. ÁöÁ¤µÈ ¾çÀÌ 0ÀÎ °æ¿ì, ÀÌ ¸Þ¼­µå´Â ¾Æ¹«°Íµµ ½ÇÇàÇÏÁö ¾Ê½À´Ï´Ù.

ÀÌ ¸Þ¼­µå´Â ¾çÀ» Ãß°¡Çϱâ Àü¿¡ Calendar.complete()¸¦ È£ÃâÇØ, ¸ðµç ´Þ·Â Çʵ带 Á¤±ÔÈ­ÇÕ´Ï´Ù. ¾ö¹Ð ¸ðµå·Î ¹üÀ§¿ÜÀÇ °ªÀ» º¸°ü À¯ÁöÇÏ´Â ´Þ·Â Çʵ尡 Á¸ÀçÇÏ´Â °æ¿ì, IllegalArgumentException°¡ ¹ß»ý µË´Ï´Ù.

¿¹: 1999 ³â 8 ¿ù 31 ÀÏ¿¡ ´çÃÊ ¼³Á¤µÈ GregorianCalendar¸¦ »ý°¢ÇÕ´Ï´Ù. roll(Calendar.MONTH, 8)¸¦ È£ÃâÇϸé, ´Þ·ÂÀÌ 1999 ³â 4 ¿ù 30 ÀÏ·Î ¼³Á¤µË´Ï´Ù. GregorianCalendar¸¦ »ç¿ëÇϸé, 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 °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, ´Þ·ÂÀÌ 1999 ³â 6 ¿ù 1 ÀÏ È­¿äÀÏ·Î ¼³Á¤µÇ¾îadd(Calendar.WEEK_OF_MONTH, -1)¸¦ È£ÃâÇϸé, ´Þ·ÂÀÌ 1999 ³â 5 ¿ù 30 ³ª³¯ ¿äÀÏ·Î ¼³Á¤µË´Ï´Ù. ÀÌ°ÍÀº ·Ñ ±ÔÄ¢À¸·Î Ãß°¡ÀÇ Á¦ÇÑÀÌ ´õÇØÁö±â ¶§¹®¿¡ÀÔ´Ï´Ù. WEEK_OF_MONTH°¡ ·Ñ µÉ ¶§ MONTH¸¦ º¯°æÇØ¾ß ÇÏÁö´Â ¾Ê½À´Ï´Ù. add rule 1 °ú ÇÔ²² »ç¿ëÇϸé, °á°úÀÇ ³¯Â¥¿Í ½Ã°£´Â 6 ¿ù 1 ÀÏ È­¿äÀϺÎÅÍ 6 ¿ù 5 ÀÏ Åä¿äÀϱîÁö µÉ ÇÊ¿ä°¡ 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).

¿À¹ö¶óÀ̵å(override):
Ŭ·¡½º Calendar ³»ÀÇ roll
ÆĶó¹ÌÅÍ:
field - ´Þ·Â Çʵå
amount - field¿¡ Ãß°¡ÇÏ´Â ÁöÁ¤µÈ ¾ç
¿¹¿Ü:
IllegalArgumentException - field°¡ ZONE_OFFSET, DST_OFFSET, ¶Ç´Â ºÒ¸íÇÑ°¡ ¸î°³ÀÇ ´Þ·Â Çʵ尡 ¾ö¹Ð ¸ðµå·Î ¹üÀ§¿ÜÀÇ °ªÀ» º¸°ü À¯ÁöÇÏ´Â °æ¿ì
µµÀÔµÈ ¹öÀü :
1.2
°ü·Ã Ç׸ñ:
roll(int, boolean), add(int, int), Calendar.set(int, int)

getMinimum

public int getMinimum(int field)
ÀÌ GregorianCalendarÀνºÅϽº·Î ÁöÁ¤µÈ ´Þ·Â ÇʵåÀÇ ÃÖ¼Ò°ªÀÌ ¸®Åϵ˴ϴ٠. ÃÖ¼Ò°ª´Â getFirstDayOfWeek, getMinimalDaysInFirstWeek, getGregorianChange ¹× getTimeZone °¢ ¸Þ¼­µåÀÇ °¢°¢ÀÇ ÇöÀç°¡¸¦ °í·ÁÇÑ µ¥´Ù°¡ ¸ðµç °¡´ÉÇÑ ½Ã°£Ä¡¿¡ ´ëÇؼ­ Calendar.get(int) ¸Þ¼­µå¸¦ µ¹·ÁÁÖ´Â °ÍÀ¸·Î ÃÖ¼Ò°ªÀ¸·Î Á¤Àǵ˴ϴÙ.

Á¤ÀÇ:
Ŭ·¡½º Calendar ³»ÀÇ getMinimum
ÆĶó¹ÌÅÍ:
field - ´Þ·Â Çʵå
¹Ýȯ°ª:
ÁöÁ¤µÈ ´Þ·Â ÇʵåÀÇ ÃÖ¼Ò°ª
°ü·Ã Ç׸ñ:
getMaximum(int), getGreatestMinimum(int), getLeastMaximum(int), getActualMinimum(int), getActualMaximum(int)

getMaximum

public int getMaximum(int field)
ÀÌ GregorianCalendarÀνºÅϽº·Î ÁöÁ¤µÈ ´Þ·Â ÇʵåÀÇ ÃÖ´ë°ªÀÌ ¸®Åϵ˴ϴ٠. ÃÖ´ë°ª ´Â getFirstDayOfWeek, getMinimalDaysInFirstWeek, getGregorianChange ¹× getTimeZone °¢ ¸Þ¼­µåÀÇ °¢°¢ÀÇ ÇöÀç°¡¸¦ °í·ÁÇÑ µ¥´Ù°¡ ¸ðµç °¡´ÉÇÑ ½Ã°£Ä¡¿¡ ´ëÇؼ­ Calendar.get(int) ¸Þ¼­µå¸¦ µ¹·ÁÁÖ´Â °ÍÀ¸·Î ÃÖ´ë°ªÀ¸·Î Á¤Àǵ˴ϴÙ.

Á¤ÀÇ:
Ŭ·¡½º Calendar ³»ÀÇ getMaximum
ÆĶó¹ÌÅÍ:
field - ´Þ·Â Çʵå
¹Ýȯ°ª:
ÁöÁ¤µÈ ´Þ·Â ÇʵåÀÇ ÃÖ´ë°ª
°ü·Ã Ç׸ñ:
getMinimum(int), getGreatestMinimum(int), getLeastMaximum(int), getActualMinimum(int), getActualMaximum(int)

getGreatestMinimum

public int getGreatestMinimum(int field)
ÀÌ GregorianCalendarÀνºÅϽº·Î ÁöÁ¤µÈ ´Þ·Â ÇʵåÀÇ ÃÖ´ë ÃÖ¼Ò°ªÀÌ ¸®Åϵ˴ϴ٠. ÃÖ´ë ÃÖ¼Ò°ª´Â getFirstDayOfWeek, getMinimalDaysInFirstWeek, getGregorianChange ¹× getTimeZone °¢ ¸Þ¼­µåÀÇ °¢°¢ÀÇ ÇöÀç°¡¸¦ °í·ÁÇÑ µ¥´Ù°¡ ¸ðµç °¡´ÉÇÑ ½Ã°£Ä¡¿¡ ´ëÇؼ­ getActualMinimum(int) ¸Þ¼­µå¸¦ µ¹·ÁÁÖ´Â °ÍÀ¸·Î ÃÖ´ë°ªÀ¸·Î Á¤Àǵ˴ϴÙ.

Á¤ÀÇ:
Ŭ·¡½º Calendar ³»ÀÇ getGreatestMinimum
ÆĶó¹ÌÅÍ:
field - ´Þ·Â Çʵå
¹Ýȯ°ª:
ÁöÁ¤µÈ ´Þ·Â ÇʵåÀÇ °¡Àå Å« ÃÖ¼Ò°ª
°ü·Ã Ç׸ñ:
getMinimum(int), getMaximum(int), getLeastMaximum(int), getActualMinimum(int), getActualMaximum(int)

getLeastMaximum

public int getLeastMaximum(int field)
ÀÌ GregorianCalendarÀνºÅϽº·Î ÁöÁ¤µÈ ´Þ·Â ÇʵåÀÇ ÃÖ¼Ò ÃÖ´ë°ªÀÌ ¸®Åϵ˴ϴ٠. ÃÖ¼Ò ÃÖ´ë°ª ´Â getFirstDayOfWeek, getMinimalDaysInFirstWeek, getGregorianChange ¹× getTimeZone °¢ ¸Þ¼­µåÀÇ °¢°¢ÀÇ ÇöÀç°¡¸¦ °í·ÁÇÑ µ¥´Ù°¡ ¸ðµç °¡´ÉÇÑ ½Ã°£Ä¡¿¡ ´ëÇؼ­ getActualMaximum(int) ¸Þ¼­µå¸¦ µ¹·ÁÁÖ´Â °ÍÀ¸·Î ÃÖ¼Ò°ªÀ¸·Î Á¤Àǵ˴ϴÙ.

Á¤ÀÇ:
Ŭ·¡½º Calendar ³»ÀÇ getLeastMaximum
ÆĶó¹ÌÅÍ:
field - ´Þ·Â Çʵå
¹Ýȯ°ª:
ÁöÁ¤µÈ ´Þ·Â ÇʵåÀÇ ÃÖ¼Ò ÃÖ´ë°ª
°ü·Ã Ç׸ñ:
getMinimum(int), getMaximum(int), getGreatestMinimum(int), getActualMinimum(int), getActualMaximum(int)

getActualMinimum

public int getActualMinimum(int field)
ÀÌ ´Þ·Â Çʵ尡 °¡Áú ¼ö ÀÖ´Â ÃÖ¼Ò°ªÀÌ ¸®Åϵ˴ϴ٠. ÀÌ ¶§, ÁöÁ¤µÈ ½Ã°£Ä¡¿ÍgetFirstDayOfWeek, getMinimalDaysInFirstWeek, getGregorianChange ¹× getTimeZone °¢ ¸Þ¼­µåÀÇ ÇöÀç°¡°¡ °í·ÁµË´Ï´Ù.

¿¹¸¦ µé¾î žç·ÂÀÇ º¯°æÀÏÀÌ 1970 ³â 1 ¿ù 10 ÀÏ·Î ÀÌ GregorianCalendar°¡ 1970 ³â 1 ¿ù 20 ÀÏÀ̶ó°í Çϸé, DAY_OF_MONTH ÇʵåÀÇ ½ÇÁ¦ÀÇ ÃÖ¼Ò°ª´Â 10 ÀÌ µË´Ï´Ù. ÀÌ°ÍÀº 1970 ³â 1 ¿ù 10 ÇϳªÀÇ Àü³¯ÀÌ 1996 ³â 12 ¿ù 27 ÀÏ(À²¸®¿ì½º·ÂÀ¸·Î)ÀÌ µÇ±â ¶§¹®¿¡ÀÔ´Ï´Ù. µû¶ó¼­, 1969 ³â 12 ¿ù 28 ÀϺÎÅÍ 1970 ³â 1 ¿ù 9 ÀϱîÁö´Â Á¸ÀçÇÏÁö ¾Ê½À´Ï´Ù.

¿À¹ö¶óÀ̵å(override):
Ŭ·¡½º Calendar ³»ÀÇ getActualMinimum
ÆĶó¹ÌÅÍ:
field - ´Þ·Â Çʵå
¹Ýȯ°ª:
ÀÌ GregorianCalendar ½Ã°£Ä¡¿¡ ´ëÇÑ, ÁöÁ¤µÈ ´Þ·Â ÇʵåÀÇ ÃÖ¼Ò°ª
µµÀÔµÈ ¹öÀü :
1.2
°ü·Ã Ç׸ñ:
getMinimum(int), getMaximum(int), getGreatestMinimum(int), getLeastMaximum(int), getActualMaximum(int)

getActualMaximum

public int getActualMaximum(int field)
ÀÌ ´Þ·Â Çʵ尡 °¡Áú ¼ö ÀÖ´Â ÃÖ´ë°ªÀÌ ¸®Åϵ˴ϴ٠. ÀÌ ¶§, ÁöÁ¤µÈ ½Ã°£Ä¡¿ÍgetFirstDayOfWeek, getMinimalDaysInFirstWeek, getGregorianChange, ¶Ç´Â getTimeZone °¢ ¸Þ¼­µåÀÇ ÇöÀç°¡°¡ °í·ÁµË´Ï´Ù. ¿¹¸¦ µé¾îÀÌ ÀνºÅϽºÀÇ ³¯Â¥¿Í ½Ã°£°¡ 2004 ³â 2 ¿ù 1 ÀÏÀ̶ó°í Çϸé, DAY_OF_MONTH ÇʵåÀÇ ½ÇÁ¦ÀÇ ÃÖ´ë°ª ´Â 29°¡ µË´Ï´Ù. ÀÌ°ÍÀº 2004 ³âÀÌ À±³âÀ̱⠶§¹®¿¡ ÀÌ ÀνºÅϽºÀÇ ³¯Â¥¿Í ½Ã°£°¡ 2005 ³â 2 ¿ù 1 ÀÏÀ̸é, ÀÌ °ªÀº 28 ÀÌ µË´Ï´Ù.

¿À¹ö¶óÀ̵å(override):
Ŭ·¡½º Calendar ³»ÀÇ getActualMaximum
ÆĶó¹ÌÅÍ:
field - ´Þ·Â Çʵå
¹Ýȯ°ª:
ÀÌ GregorianCalendar ½Ã°£Ä¡¿¡ ´ëÇÑ, ÁöÁ¤µÈ ÇʵåÀÇ ÃÖ´ë°ª
µµÀÔµÈ ¹öÀü :
1.2
°ü·Ã Ç׸ñ:
getMinimum(int), getMaximum(int), getGreatestMinimum(int), getLeastMaximum(int), getActualMinimum(int)

clone

public Object  clone()
Ŭ·¡½º Calendar ±â¼ú:
ÀÌ °´Ã¼ÀÇ º¹»çº»À» ÀÛ¼ºÇØ, ¸®ÅÏÇÕ´Ï´Ù.

¿À¹ö¶óÀ̵å(override):
Ŭ·¡½º Calendar ³»ÀÇ clone
¹Ýȯ°ª:
ÀÌ °´Ã¼ÀÇ Ä«ÇÇ
°ü·Ã Ç׸ñ:
Cloneable

getTimeZone

public TimeZone  getTimeZone()
Ŭ·¡½º Calendar ±â¼ú:
ŸÀÓ Á¸À» ÃëµæÇÕ´Ï´Ù.

¿À¹ö¶óÀ̵å(override):
Ŭ·¡½º Calendar ³»ÀÇ getTimeZone
¹Ýȯ°ª:
´Þ·Â¿¡ °ü·ÃÇÑ Å¸ÀÓ Á¸ °´Ã¼

setTimeZone

public void setTimeZone(TimeZone  zone)
Ŭ·¡½º Calendar ±â¼ú:
ÁöÁ¤µÈ ŸÀÓ Á¸Ä¡¸¦ »ç¿ëÇØ Å¸ÀÓ Á¸À» ¼³Á¤ÇÕ´Ï´Ù.

¿À¹ö¶óÀ̵å(override):
Ŭ·¡½º Calendar ³»ÀÇ setTimeZone
ÆĶó¹ÌÅÍ:
zone - ÁöÁ¤µÈ ŸÀÓ Á¸

computeFields

protected void computeFields()
½Ã°¢Ä¡ (½Å±â¿øÀ¸·ÎºÎÅÍÀÇ ¹Ð¸® ¼¼ÄÁµå ´ÜÀ§ÀÇ ¿ÀÇÁ¼Â(offset))¸¦ ´Þ·Â Çʵ尪·Î º¯È¯ÇÕ´Ï´Ù. ½Ã°£Àº ÃÖÃÊ·Î Àç°è»êµÇÁö ¾Ê½À´Ï´Ù. ½Ã°£, ÇʵåÀÇ ¼ø¼­¿¡ Àç°è»êÇÏ·Á¸é, complete ¸Þ¼­µå¸¦ È£ÃâÇÕ´Ï´Ù.

Á¤ÀÇ:
Ŭ·¡½º Calendar ³»ÀÇ computeFields
°ü·Ã Ç׸ñ:
Calendar.complete()

computeTime

protected void computeTime()
´Þ·Â Çʵ尪À» ½Ã°£Ä¡ (½Å±â¿øÀ¸·ÎºÎÅÍÀÇ ¹Ð¸® ¼¼ÄÁµå ´ÜÀ§ÀÇ ¿ÀÇÁ¼Â(offset))·Î º¯È¯ÇÕ´Ï´Ù.

Á¤ÀÇ:
Ŭ·¡½º Calendar ³»ÀÇ computeTime
¿¹¿Ü:
IllegalArgumentException - ¹«È¿ÀÎ ´Þ·Â Çʵ尡 ÀÖ´Â °æ¿ì
°ü·Ã Ç׸ñ:
Calendar.complete(), Calendar.computeFields()

JavaTM 2 Platform
Standard Ed. 5.0

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