public final class HijrahDate extends Object implements ChronoLocalDate, Serializable
ãã®æ¥ä»ã¯ããžã¥ã©æŠã®ããããã®ããªã¢ã³ãã䜿çšããŠåŠçãããŸãã
ããžã¥ã©æŠã¯ãã°ã¬ãŽãªãªæŠãš1幎ã®åèšæ¥ãç°ãªããåæã®é·ãã¯ãæãå°çã®åšããäžåšããæéã«åºã¥ããŸã(é£ç¶ããæ°æã®éãšããŠ)ã ãµããŒããããããªã¢ã³ãã«ã€ããŠã¯ãHijrahChronologyãåç
§ããŠãã ããã
åHijrahDateã¯ç¹å®ã®HijrahChronologyã«çµåãããŠäœæãããŸããåãæŠãæ¥ä»ããèšç®ãããåHijrahDateã«äŒæãããŸãã å¥ã®ããžã¥ã©æŠã®ããªã¢ã³ãã䜿çšããã«ã¯ããã®HijrahChronologyã䜿çšããŠãæ°ããHijrahDateã€ã³ã¹ã¿ã³ã¹ãäœæããããšãã§ããŸãã ãŸãã¯ãwithVariant(java.time.chrono.HijrahChronology)ã¡ãœããã䜿çšããŠãæ°ããHijrahChronologyã«å€æã§ããŸãã
ããã¯å€ããŒã¹ã®ã¯ã©ã¹ã§ããHijrahDateã®ã€ã³ã¹ã¿ã³ã¹ã«å¯ŸãããIDã«äŸåããæäœ(åç
§åç䟡(==)ãIDããã·ã¥ã»ã³ãŒãããŸãã¯åæãå«ã)ã®äœ¿çšã¯ãäºæž¬ã§ããªãçµæã«ãªãå¯èœæ§ããããããé¿ããŠãã ããã æ¯èŒããå Žåã¯ãequalsã¡ãœããã䜿çšããããšããèŠãããŸãã
| 修食åãšå | ã¡ãœãã | 説æ |
|---|---|---|
ChronoLocalDateTime<HijrahDate> |
atTime(LocalTime localTime) |
ãã®æ¥ä»ãæéãšçµã¿åãããŠã
ChronoLocalDateTimeãäœæããŸãã |
boolean |
equals(Object obj) |
æŠãå«ããŠããã®æ¥ä»ãå¥ã®æ¥ä»ãšæ¯èŒããŸãã
|
static HijrahDate |
from(TemporalAccessor temporal) |
æéçãªããžã§ã¯ãããã€ã¹ã©ã ã»ãŠã ã»ã¢ã«ã¯ã©æŠã®
HijrahDateãååŸããŸãã |
HijrahChronology |
getChronology() |
ããžã¥ã©æŠäœç³»ã§ãããã®æ¥ä»ã®æŠãååŸããŸãã
|
HijrahEra |
getEra() |
ãã®æ¥ä»ã§äœ¿çšå¯èœãªçŽå
ãååŸããŸãã
|
long |
getLong(TemporalField field) |
æå®ããããã£ãŒã«ãã®å€ã
longãšããŠååŸããŸãã |
int |
hashCode() |
ãã®æ¥ä»ã®ããã·ã¥ã»ã³ãŒãã
|
boolean |
isLeapYear() |
ããžã¥ã©æŠäœç³»ã®ã«ãŒã«ã«åŸã£ãŠã幎ãããã幎ã§ãããã©ããããã§ãã¯ããŸãã
|
int |
lengthOfMonth() |
ãã®æ¥ä»ã«ãã£ãŠè¡šãããæã®é·ããè¿ããŸãã
|
int |
lengthOfYear() |
ãã®æ¥ä»ã«ãã£ãŠè¡šããã幎ã®é·ããè¿ããŸãã
|
HijrahDate |
minus(long amountToSubtract, TemporalUnit unit) |
æå®ãããæéãæžç®ããŠããã®ãªããžã§ã¯ããšåãåã®ãªããžã§ã¯ããè¿ããŸãã
|
HijrahDate |
minus(TemporalAmount amount) |
éãæžç®ããŠããã®ãªããžã§ã¯ããšåãåã®ãªããžã§ã¯ããè¿ããŸãã
|
static HijrahDate |
now() |
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HijrahDateãååŸããŸãã |
static HijrahDate |
now(Clock clock) |
æå®ãããã¯ããã¯ããã€ã¹ã©ã ã»ãŠã ã»ã¢ã«ã¯ã©æŠã®çŸåšã®
HijrahDateãååŸããŸãã |
static HijrahDate |
now(ZoneId zone) |
æå®ãããã¿ã€ã ãŸãŒã³ã®ã€ã¹ã©ã ã»ãŠã ã»ã¢ã«ã¯ã©æŠã®çŸåšã®
HijrahDateãååŸããŸãã |
static HijrahDate |
of(int prolepticYear, int month, int dayOfMonth) |
å
çºæŠã®å¹Žãå¹Žã®æãããã³ãæã®æ¥ããã£ãŒã«ãããã€ã¹ã©ã ã»ãŠã ã»ã¢ã«ã¯ã©æŠã®
HijrahDateãååŸããŸãã |
HijrahDate |
plus(long amountToAdd, TemporalUnit unit) |
ãã®ãªããžã§ã¯ããšåãåã®ãªããžã§ã¯ãã«æå®ãããæéã远å ãããã®ãè¿ããŸãã
|
HijrahDate |
plus(TemporalAmount amount) |
ãã®ãªããžã§ã¯ããšåãåã®ãªããžã§ã¯ãã«ããæéã远å ãããã®ãè¿ããŸãã
|
ValueRange |
range(TemporalField field) |
æå®ããããã£ãŒã«ãã®æå¹ãªå€ã®ç¯å²ãååŸããŸãã
|
long |
toEpochDay() |
ãã®æ¥ä»ããšããã¯æ¥ã«å€æããŸãã
|
String |
toString() |
ãªããžã§ã¯ãã®æåå衚çŸãè¿ããŸãã
|
ChronoPeriod |
until(ChronoLocalDate endDate) |
ãã®æ¥ä»ããããäžæ¹ã®æ¥ä»ãŸã§ã®æéã
ChronoPeriodãšããŠèšç®ããŸãã |
long |
until(Temporal endExclusive, TemporalUnit unit) |
ããäžæ¹ã®æ¥ä»ãŸã§ã®æééãæå®ãããåäœã§èšç®ããŸãã
|
HijrahDate |
with(TemporalAdjuster adjuster) |
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|
HijrahDate |
with(TemporalField field, long newValue) |
æå®ããããã£ãŒã«ãã倿ŽããŠããã®ãªããžã§ã¯ããšåãåã®ãªããžã§ã¯ããè¿ããŸãã
|
HijrahDate |
withVariant(HijrahChronology chronology) |
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HijrahDateãè¿ããŸãã |
clone, finalize, getClass, notify, notifyAll, wait, wait, waitadjustInto, compareTo, format, isAfter, isBefore, isEqual, isSupported, isSupported, query, timeLineOrder, toString, untilgetpublic static HijrahDate now()
HijrahDateãååŸããŸãã
ããã¯ãããã©ã«ãã®ã¿ã€ã ãŸãŒã³ã®system clockãåãåãããçŸåšã®æ¥ä»ãååŸããŸãã
ãã®ã¡ãœããã䜿çšãããšãã¯ããã¯ãããŒãã³ãŒããããŠããããããã¹ãã«ä»£æ¿ã®ã¯ããã¯ã䜿çšã§ããªãããã«ããŸãã
public static HijrahDate now(ZoneId zone)
HijrahDateãååŸããŸãã
ããã¯system clockãåãåãããŠãçŸåšã®æ¥ä»ãååŸããŸãã ã¿ã€ã ãŸãŒã³ãæå®ãããšãããã©ã«ãã®ã¿ã€ã ãŸãŒã³ãžã®äŸåãé¿ããããŸãã
ãã®ã¡ãœããã䜿çšãããšãã¯ããã¯ãããŒãã³ãŒããããŠããããããã¹ãã«ä»£æ¿ã®ã¯ããã¯ã䜿çšã§ããªãããã«ããŸãã
zone - 䜿çšãããŸãŒã³IDãnull以å€public static HijrahDate now(Clock clock)
HijrahDateãååŸããŸãã
ããã¯æå®ãããã¯ããã¯ãåãåãããçŸåšã®æ¥ä»(仿¥)ãååŸããŸãã ãã®ã¡ãœããã䜿çšãããšããã¹ãã«ä»£æ¿ã®ã¯ããã¯ã䜿çšã§ããŸãã 代æ¿ã®ã¯ããã¯ã¯äŸåæ§æ³šå ¥ã䜿çšããŠå°å ¥ã§ããŸãã
clock - 䜿çšããã¯ããã¯ãnull以å€DateTimeException - çŸåšã®æ¥ä»ãååŸã§ããªãå Žåpublic static HijrahDate of(int prolepticYear, int month, int dayOfMonth)
HijrahDateãååŸããŸãã
ããã¯ãæå®ããããã£ãŒã«ãã§HijrahDateãè¿ããŸãã æ¥ã¯å¹Žãšæã«å¯ŸããŠæå¹ã§ããå¿
èŠããããããã§ãªãå Žåã¯ãäŸå€ãã¹ããŒãããŸãã
prolepticYear - ããžã¥ã©æŠã®å
çºæŠã®å¹Žmonth - ããžã¥ã©æŠã®å¹Žã®æã1-12dayOfMonth - ããžã¥ã©æŠã®ãæã®æ¥ãã1-30DateTimeException - ããããã®ãã£ãŒã«ãã®å€ãç¯å²å€ã§ããå ŽåããŸãã¯ãæã®æ¥ããå¹Žã®æã«å¯ŸããŠç¡å¹ã§ããå Žåpublic static HijrahDate from(TemporalAccessor temporal)
HijrahDateãååŸããŸãã
ããã¯ãæå®ãããæéçãªããžã§ã¯ãã«åºã¥ããŠããžã¥ã©æŠäœç³»ã§ã®æ¥ä»ãååŸããŸãã TemporalAccessorã¯ä»»æã®æ¥ä»ãšæéæ
å ±ã®ã»ããã衚ãããã®ãã¡ã¯ããªãHijrahDateã®ã€ã³ã¹ã¿ã³ã¹ã«å€æããŸãã
倿ã§ã¯äžè¬ã«ãæŠäœç³»å
šäœã§æšæºåãããEPOCH_DAYãã£ãŒã«ãã䜿çšããŸãã
ãã®ã¡ãœããã¯é¢æ°åã€ã³ã¿ãã§ãŒã¹TemporalQueryã®ã·ã°ããã£ã«äžèŽãããããã¡ãœããåç
§HijrahDate::fromãä»ããŠãååããšããŠäœ¿çšã§ããŸãã
ChronoLocalDateã®fromtemporal - 倿ããäžæãªããžã§ã¯ããnull以å€DateTimeException - HijrahDateã«å€æã§ããªãå ŽåChronology.date(TemporalAccessor)public HijrahChronology getChronology()
Chronologyã¯äœ¿çšäžã®æŠäœç³»ã衚ããŸãã ChronoFieldã®çŽå
ããã³ãã®ä»ã®ãã£ãŒã«ãã¯æŠã«ãã£ãŠå®çŸ©ãããŸãã
ChronoLocalDateã®getChronologypublic HijrahEra getEra()
ããžã¥ã©æŠäœç³»ã«ã¯ãHijrahEraã«ãã£ãŠå®çŸ©ããã1ã€ã®çŽå
ãAHãããããŸãã
ChronoLocalDateã®getErapublic int lengthOfMonth()
ããã¯æã®é·ããæ¥æ°ã§è¿ããŸãã ããžã¥ã©æŠäœç³»ã®æã®é·ãã¯29æ¥ãã30æ¥ã§ããŸããŸã«ç°ãªããŸãã
ChronoLocalDateã®lengthOfMonthpublic int lengthOfYear()
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ChronoLocalDateã®lengthOfYearpublic ValueRange range(TemporalField field)
TemporalAccessor
ãã¹ãŠã®ãã£ãŒã«ãã¯longæŽæ°ã§è¡šçŸã§ããŸãã ãã®ã¡ãœããã¯ããã®å€ã®æå¹ç¯å²ãèšè¿°ãããªããžã§ã¯ããè¿ããŸãã ãã®æéçãªããžã§ã¯ãã®å€ã¯ãè¿ãããç¯å²ã®ç²ŸåºŠãåäžããããã«äœ¿ãããŸãã ãã£ãŒã«ãããµããŒããããŠããªãããä»ã®äœããã®çç±ã§ãæ¥ä»/æéã§ç¯å²ãè¿ãããšãã§ããªãå ŽåãäŸå€ãã¹ããŒãããŸãã
çµæã¯æå¹ãªæå°å€ãšæå€§å€ãèšè¿°ããŠããã ããªã®ã§ãããããæ·±ãè§£éããããªãããšãéèŠã§ãã ããšãã°ãç¯å²å ã®å€ã§ãã£ãŠãããã£ãŒã«ãã«å¯ŸããŠç¡å¹ãªå ŽåããããŸãã
TemporalAccessorã®rangefield - ç¯å²ãåãåããããã£ãŒã«ããnull以å€public long getLong(TemporalField field)
TemporalAccessorlongãšããŠååŸããŸãã
ããã¯ãæå®ããããã£ãŒã«ãã®å€ã«ã€ããŠæ¥ä»/æéã«åãåããŸãã è¿ãããå€ã¯ãã£ãŒã«ãã«æå¹ãªå€ã®ç¯å²å€ã«ãªãããšããããŸãã ãã£ãŒã«ãããµããŒããããŠããªãããä»ã®äœããã®çç±ã§ãæ¥ä»/æéã§å€ãè¿ãããšãã§ããªãå ŽåãäŸå€ãã¹ããŒãããŸãã
TemporalAccessorã®getLongfield - ååŸãããã£ãŒã«ããnull以å€public HijrahDate with(TemporalField field, long newValue)
ChronoLocalDate
ããã¯ãæå®ããããã£ãŒã«ãã®å€ã倿ŽããŠããã®ãªããžã§ã¯ãã«åºã¥ããŠæ°ãããªããžã§ã¯ããè¿ããŸãã ããšãã°ãLocalDateã§ãããã¯å¹ŽãæããŸãã¯ãæã®æ¥ããèšå®ããããã«äœ¿çšã§ããŸãã è¿ããããªããžã§ã¯ãã¯ãã®ãªããžã§ã¯ããšåãèå¥å¯èœãªåãæã¡ãŸãã
ãã£ãŒã«ãã®å€æŽãå®å šã«ã¯å®çŸ©ãããŠããªãå ŽåããããŸãã ããšãã°ãã¿ãŒã²ããã»ãªããžã§ã¯ãã1æ31æ¥ãè¡šãæ¥ä»ã§ããå Žåãæã2æã«å€æŽããããšã¯äžæãªå ŽåããããŸãã ãã®ãããªã±ãŒã¹ã§ã¯ããã£ãŒã«ãã¯çµæã®è§£æ±ºãæ åœããŸãã éåžžã¯1ã€åã®æå¹ãªæ¥ä»ãéžæããããã®äŸã®å Žåã¯2æã®æåŸã®æå¹ãªæ¥ã«ãªããŸãã
ChronoLocalDateã®withTemporalã®withfield - çµæã«èšå®ãããã£ãŒã«ããnull以å€newValue - çµæã®ãã£ãŒã«ãã®æ°ããå€public HijrahDate with(TemporalAdjuster adjuster)
ããã¯ãæå®ãããã¢ãžã£ã¹ã¿ã®ã«ãŒã«ã«åŸã£ãŠããã®æ¥ä»/æéã調æŽããŸãã åçŽãªã¢ãžã£ã¹ã¿ã¯ã幎ãã£ãŒã«ããªã©ã®1ã€ã®ãã£ãŒã«ãã ããèšå®ãããªã©ã§ãã è€éãªã¢ãžã£ã¹ã¿ã¯ãæ¥ä»ãæã®æåŸã®æ¥ã«èšå®ãããªã©ã§ãã äžè¬çãªèª¿æŽã®éžæã¯ãTemporalAdjustersã§æå®ããŸãã ãããã«ã¯ããæã®æåŸã®æ¥ãããæ¬¡ã®æ°Žææ¥ããèŠã€ããããšãå«ãŸããŸãã ã¢ãžã£ã¹ã¿ã¯ãããŸããŸãªé·ãã®æãããã幎ãªã©ã®ç¹å¥ãªã±ãŒã¹ã®åŠçãæ
åœããŸãã
ãã®ã¡ãœããã䜿çšããæ¹æ³ãšçç±ã瀺ãããã€ãã®ãµã³ãã«ã»ã³ãŒã:
date = date.with(Month.JULY); // most key classes implement TemporalAdjuster date = date.with(lastDayOfMonth()); // static import from Adjusters date = date.with(next(WEDNESDAY)); // static import from Adjusters and DayOfWeek
ChronoLocalDateã®withTemporalã®withadjuster - 䜿çšããã¢ãžã£ã¹ã¿ãnull以å€DateTimeException - 調æŽãå®è¡ã§ããªãå Žåã ããšãã°ãã¢ãžã£ã¹ã¿ã§ISOæŠãå¿
èŠãªå Žå ArithmeticException - æ°å€ã®ãªãŒããŒãããŒãçºçããå Žåpublic HijrahDate withVariant(HijrahChronology chronology)
HijrahDateãè¿ããŸãã
幎ãæãæ¥ã¯æ°ããèŠæ±ãããHijrahChronologyã«å¯ŸããŠãã§ãã¯ãããŸãã æŠã®æã®é·ããçãå Žåãæã®æçµæ¥ã«ãªãããã«æ¥ãæžããããŸãã
chronology - æ°ããHijrahChonologyãnull以å€public HijrahDate plus(TemporalAmount amount)
ããã¯ããã®temporal (äžæ)ã調æŽããæå®ãããéã®ã«ãŒã«ã«åŸã£ãŠå ç®ããŸãã ãã®éã¯éåžžPeriodã§ãããDurationãªã©ãTemporalAmountã€ã³ã¿ãã§ãŒã¹ãå®è£
ããä»ã®ã©ã®åã§ãã£ãŠãããŸããŸããã
ãã®ã¡ãœããã䜿çšããæ¹æ³ãšçç±ã瀺ãããã€ãã®ãµã³ãã«ã»ã³ãŒã:
date = date.plus(period); // add a Period instance date = date.plus(duration); // add a Duration instance date = date.plus(workingDays(6)); // example user-written workingDays method
plusã®åŸã«minusãåŒã³åºããŠããåãæ¥ä»/æéãè¿ãããããšã¯ä¿èšŒãããŸããã
ChronoLocalDateã®plusTemporalã®plusamount - 远å ããéãnull以å€DateTimeException - å ç®ã§ããªãå ŽåArithmeticException - æ°å€ã®ãªãŒããŒãããŒãçºçããå Žåpublic HijrahDate minus(TemporalAmount amount)
ããã¯ããã®temporal (äžæ)ã調æŽããæå®ãããéã®ã«ãŒã«ã«åŸã£ãŠæžç®ããŸãã ãã®éã¯éåžžPeriodã§ãããDurationãªã©ãTemporalAmountã€ã³ã¿ãã§ãŒã¹ãå®è£
ããä»ã®ã©ã®åã§ãã£ãŠãããŸããŸããã
ãã®ã¡ãœããã䜿çšããæ¹æ³ãšçç±ã瀺ãããã€ãã®ãµã³ãã«ã»ã³ãŒã:
date = date.minus(period); // subtract a Period instance date = date.minus(duration); // subtract a Duration instance date = date.minus(workingDays(6)); // example user-written workingDays method
plusã®åŸã«minusãåŒã³åºããŠããåãæ¥ä»/æéãè¿ãããããšã¯ä¿èšŒãããŸããã
ChronoLocalDateã®minusTemporalã®minusamount - æžç®ããéãnull以å€DateTimeException - æžç®ãã§ããªãå ŽåArithmeticException - æ°å€ã®ãªãŒããŒãããŒãçºçããå Žåpublic long toEpochDay()
ChronoLocalDate
Epoch Day countã¯æ¥ã®åçŽãªå¢åã«ãŠã³ãã§ãæ¥0ã¯1970-01-01 (ISO)ã§ãã ãã®å®çŸ©ã¯ããã¹ãŠã®æŠã§åãã§ããã倿ãå¯èœã§ãã
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ã¯ãEPOCH_DAYãã£ãŒã«ããåãåãããŸãã
ChronoLocalDateã®toEpochDaypublic boolean isLeapYear()
ChronoLocalDateã®isLeapYearpublic HijrahDate plus(long amountToAdd, TemporalUnit unit)
ChronoLocalDate
ãã®ã¡ãœããã¯ãæå®ãããæéãå ç®ããŠããã®ãªããžã§ã¯ãã«åºã¥ããŠæ°ãããªããžã§ã¯ããè¿ããŸãã ããšãã°ãLocalDateã§ãããã¯å¹ŽãæããŸãã¯æ¥ã®æ°ãå ç®ããããã«äœ¿çšã§ããŸãã è¿ããããªããžã§ã¯ãã¯ãã®ãªããžã§ã¯ããšåãèå¥å¯èœãªåãæã¡ãŸãã
ãã£ãŒã«ãã®å€æŽãå®å šã«ã¯å®çŸ©ãããŠããªãå ŽåããããŸãã ããšãã°ãã¿ãŒã²ããã»ãªããžã§ã¯ãã1æ31æ¥ãè¡šãæ¥ä»ã§ããå Žåã1ãæãå ç®ããããšã¯äžæãªå ŽåããããŸãã ãã®ãããªã±ãŒã¹ã§ã¯ããã£ãŒã«ãã¯çµæã®è§£æ±ºãæ åœããŸãã éåžžã¯1ã€åã®æå¹ãªæ¥ä»ãéžæããããã®äŸã®å Žåã¯2æã®æåŸã®æå¹ãªæ¥ã«ãªããŸãã
ChronoLocalDateã®plusTemporalã®plusamountToAdd - å ç®ããæå®ãããåäœã®éãè² ã®å Žåãããunit - å ç®ããéã®åäœãnullã§ãªãpublic HijrahDate minus(long amountToSubtract, TemporalUnit unit)
ChronoLocalDate
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ãã£ãŒã«ãã®å€æŽãå®å šã«ã¯å®çŸ©ãããŠããªãå ŽåããããŸãã ããšãã°ãã¿ãŒã²ãããªããžã§ã¯ãã3æ31æ¥ãè¡šãæ¥ä»ã§ããå Žåã1ãæãæžç®ããããšã¯äžæãªå ŽåããããŸãã ãã®ãããªã±ãŒã¹ã§ã¯ããã£ãŒã«ãã¯çµæã®è§£æ±ºãæ åœããŸãã éåžžã¯1ã€åã®æå¹ãªæ¥ä»ãéžæããããã®äŸã®å Žåã¯2æã®æåŸã®æå¹ãªæ¥ã«ãªããŸãã
ChronoLocalDateã®minusTemporalã®minusamountToSubtract - æžç®ããæå®ãããåäœã®éãè² ã®å Žåãããunit - æžç®ããéã®åäœãnullã§ãªãpublic final ChronoLocalDateTime<HijrahDate> atTime(LocalTime localTime)
ChronoLocalDateChronoLocalDateTimeãäœæããŸãã
ããã¯ãæå®ãããæéã§ãã®æ¥ä»ãã圢æãããChronoLocalDateTimeãè¿ããŸãã æ¥ä»ãšæéã®ãã¹ãŠã®å¯èœæ§ã®ããçµåãããæå¹ã§ãã
ChronoLocalDateã®atTimelocalTime - 䜿çšããããŒã«ã«æéãnull以å€public ChronoPeriod until(ChronoLocalDate endDate)
ChronoLocalDateChronoPeriodãšããŠèšç®ããŸãã
ããã¯2ã€ã®æ¥ä»éã®æéãèšç®ããŸãã æäŸããããã¹ãŠã®æŠã§ã幎ãæãæ¥ã䜿çšããŠæéãèšç®ãããŸãããChronoPeriod APIã§ã¯ãä»ã®åäœã䜿çšããŠæéã衚çŸã§ããŸãã
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ChronoLocalDateã®untilendDate - çµäºæ¥(ãã®æ¥ãå«ãŸãªã)ãä»»æã®æŠã§å¯èœãnull以å€public boolean equals(Object obj)
ãã®HijrahDateãå¥ã®æ¥ä»ãšæ¯èŒããŠãæ¥ä»ãåãã§ããããšã確èªããŸãã
HijrahDateåã®ãªããžã§ã¯ãã®ã¿ãæ¯èŒããããã以å€ã®åã¯falseãè¿ããŸãã 2ã€ã®ç°ãªãæŠã®æ¥ä»ãªã©ã2ã€ã®TemporalAccessorã€ã³ã¹ã¿ã³ã¹ã®æ¥ä»ãæ¯èŒããã«ã¯ãã³ã³ãã¬ãŒã¿ãšããŠChronoField.EPOCH_DAYã䜿çšããŸãã
ChronoLocalDateã®equalsobj - ãã§ãã¯ãããªããžã§ã¯ããnullã¯falseãè¿ãObject.hashCode()ãHashMappublic int hashCode()
ChronoLocalDateã®hashCodeObject.equals(java.lang.Object), System.identityHashCode(java.lang.Object)public long until(Temporal endExclusive, TemporalUnit unit)
ChronoLocalDate
ããã¯ã1ã€ã®TemporalUnitã®åœ¢ã§2ã€ã®ChronoLocalDateãªããžã§ã¯ãéã®æéã®éãèšç®ããŸãã éå§ç¹ãšçµäºç¹ã¯thisãšæå®ãããæ¥ä»ã§ãã çµäºãéå§ããåã§ããå Žåãçµæã¯è² ã«ãªããŸãã ãã®ã¡ãœããã«æž¡ãããTemporalã¯Chronology.date(TemporalAccessor)ã䜿çšããŠChronoLocalDateã«å€æãããŸãã èšç®ã§ã¯ã2ã€ã®æ¥ä»éã®å®å
šãªåäœã®æ°ãè¡šãæŽæ°ãè¿ããŸãã ããšãã°ã2ã€ã®æ¥ä»éã®æ¥æ°ã§ã®éã¯ãstartDate.until(endDate, DAYS)ã䜿çšããŠèšç®ã§ããŸãã
ãã®ã¡ãœããã䜿çšããçäŸ¡ãªæ¹æ³ã2ã€ãããŸãã 1ã€ç®ã¯ãã®ã¡ãœãããåŒã³åºãããšã§ãã 2ã€ç®ã¯TemporalUnit.between(Temporal, Temporal)ã䜿çšããããšã§ãã
// these two lines are equivalent amount = start.until(end, MONTHS); amount = MONTHS.between(start, end);ãã®éžæã¯ãã³ãŒããèªã¿ããããªãã®ã¯ã©ã¡ããã«åºã¥ããŠè¡ã£ãŠãã ããã
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ChronoLocalDateã®untilTemporalã®untilendExclusive - çµäºæ¥ãæä»çãåãæŠã§ChronoLocalDateã«å€æããããnull以å€unit - éãæž¬å®ããåäœãnull以å€public String toString()
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getClass().getName() + '@' + Integer.toHexString(hashCode())
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