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SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
java.lang.Object org.joda.time.base.AbstractPartial org.joda.time.base.BaseLocal org.joda.time.LocalDateTime
LocalDateTime is an unmodifiable datetime class representing a datetime without a time zone.
LocalDateTime implements the ReadablePartial
interface.
To do this, certain methods focus on key fields Year, MonthOfYear,
DayOfYear and MillisOfDay.
However, all fields may in fact be queried.
Internally, LocalDateTime uses a single millisecond-based value to represent the local datetime. This value is only used internally and is not exposed to applications.
Calculations on LocalDateTime are performed using a Chronology
.
This chronology will be set internally to be in the UTC time zone
for all calculations.
Each individual field can be queried in two ways:
getHourOfDay()
hourOfDay().get()
LocalDateTime is thread-safe and immutable, provided that the Chronology is as well. All standard Chronology classes supplied are thread-safe and immutable.
Nested Class Summary | |
static class |
LocalDateTime.Property
LocalDateTime.Property binds a LocalDateTime to a DateTimeField allowing powerful datetime functionality to be easily accessed. |
Constructor Summary | |
LocalDateTime()
Constructs an instance set to the current local time evaluated using ISO chronology in the default zone. |
|
LocalDateTime(Chronology chronology)
Constructs an instance set to the current local time evaluated using specified chronology. |
|
LocalDateTime(DateTimeZone zone)
Constructs an instance set to the current local time evaluated using ISO chronology in the specified zone. |
|
LocalDateTime(int year,
int monthOfYear,
int dayOfMonth,
int hourOfDay,
int minuteOfHour)
Constructs an instance set to the specified date and time using ISOChronology . |
|
LocalDateTime(int year,
int monthOfYear,
int dayOfMonth,
int hourOfDay,
int minuteOfHour,
int secondOfMinute)
Constructs an instance set to the specified date and time using ISOChronology . |
|
LocalDateTime(int year,
int monthOfYear,
int dayOfMonth,
int hourOfDay,
int minuteOfHour,
int secondOfMinute,
int millisOfSecond)
Constructs an instance set to the specified date and time using ISOChronology . |
|
LocalDateTime(int year,
int monthOfYear,
int dayOfMonth,
int hourOfDay,
int minuteOfHour,
int secondOfMinute,
int millisOfSecond,
Chronology chronology)
Constructs an instance set to the specified date and time using the specified chronology, whose zone is ignored. |
|
LocalDateTime(long instant)
Constructs an instance set to the local time defined by the specified instant evaluated using ISO chronology in the default zone. |
|
LocalDateTime(long instant,
Chronology chronology)
Constructs an instance set to the local time defined by the specified instant evaluated using the specified chronology. |
|
LocalDateTime(long instant,
DateTimeZone zone)
Constructs an instance set to the local time defined by the specified instant evaluated using ISO chronology in the specified zone. |
|
LocalDateTime(Object instant)
Constructs an instance from an Object that represents a datetime. |
|
LocalDateTime(Object instant,
Chronology chronology)
Constructs an instance from an Object that represents a datetime, using the specified chronology. |
|
LocalDateTime(Object instant,
DateTimeZone zone)
Constructs an instance from an Object that represents a datetime, forcing the time zone to that specified. |
Method Summary | |
LocalDateTime.Property |
centuryOfEra()
Get the century of era property which provides access to advanced functionality. |
int |
compareTo(Object partial)
Compares this partial with another returning an integer indicating the order. |
LocalDateTime.Property |
dayOfMonth()
Get the day of month property which provides access to advanced functionality. |
LocalDateTime.Property |
dayOfWeek()
Get the day of week property which provides access to advanced functionality. |
LocalDateTime.Property |
dayOfYear()
Get the day of year property which provides access to advanced functionality. |
boolean |
equals(Object partial)
Compares this ReadablePartial with another returning true if the chronology, field types and values are equal. |
LocalDateTime.Property |
era()
Get the era property which provides access to advanced functionality. |
static LocalDateTime |
fromCalendarFields(Calendar calendar)
Constructs a LocalDateTime from a java.util.Calendar
using exactly the same field values avoiding any time zone effects. |
static LocalDateTime |
fromDateFields(Date date)
Constructs a LocalDateTime from a java.util.Date
using exactly the same field values avoiding any time zone effects. |
int |
get(DateTimeFieldType type)
Get the value of one of the fields of a datetime. |
int |
getCenturyOfEra()
Get the year of era field value. |
Chronology |
getChronology()
Gets the chronology of the datetime. |
int |
getDayOfMonth()
Get the day of month field value. |
int |
getDayOfWeek()
Get the day of week field value. |
int |
getDayOfYear()
Get the day of year field value. |
int |
getEra()
Get the era field value. |
int |
getHourOfDay()
Get the hour of day field value. |
int |
getMillisOfDay()
Get the millis of day field value. |
int |
getMillisOfSecond()
Get the millis of second field value. |
int |
getMinuteOfHour()
Get the minute of hour field value. |
int |
getMonthOfYear()
Get the month of year field value. |
int |
getSecondOfMinute()
Get the second of minute field value. |
int |
getValue(int index)
Gets the value of the field at the specifed index. |
int |
getWeekOfWeekyear()
Get the week of weekyear field value. |
int |
getWeekyear()
Get the weekyear field value. |
int |
getYear()
Get the year field value. |
int |
getYearOfCentury()
Get the year of century field value. |
int |
getYearOfEra()
Get the year of era field value. |
LocalDateTime.Property |
hourOfDay()
Get the hour of day field property which provides access to advanced functionality. |
boolean |
isSupported(DateTimeFieldType type)
Checks if the field type specified is supported by this local datetime and chronology. |
boolean |
isSupported(DurationFieldType type)
Checks if the duration type specified is supported by this local datetime and chronology. |
LocalDateTime.Property |
millisOfDay()
Get the millis of day property which provides access to advanced functionality. |
LocalDateTime.Property |
millisOfSecond()
Get the millis of second property which provides access to advanced functionality. |
LocalDateTime |
minus(ReadableDuration duration)
Returns a copy of this datetime with the specified duration taken away. |
LocalDateTime |
minus(ReadablePeriod period)
Returns a copy of this datetime with the specified period taken away. |
LocalDateTime |
minusDays(int days)
Returns a copy of this datetime minus the specified number of days. |
LocalDateTime |
minusHours(int hours)
Returns a copy of this datetime minus the specified number of hours. |
LocalDateTime |
minusMillis(int millis)
Returns a copy of this datetime minus the specified number of millis. |
LocalDateTime |
minusMinutes(int minutes)
Returns a copy of this datetime minus the specified number of minutes. |
LocalDateTime |
minusMonths(int months)
Returns a copy of this datetime minus the specified number of months. |
LocalDateTime |
minusSeconds(int seconds)
Returns a copy of this datetime minus the specified number of seconds. |
LocalDateTime |
minusWeeks(int weeks)
Returns a copy of this datetime minus the specified number of weeks. |
LocalDateTime |
minusYears(int years)
Returns a copy of this datetime minus the specified number of years. |
LocalDateTime.Property |
minuteOfHour()
Get the minute of hour field property which provides access to advanced functionality. |
LocalDateTime.Property |
monthOfYear()
Get the month of year property which provides access to advanced functionality. |
LocalDateTime |
plus(ReadableDuration duration)
Returns a copy of this datetime with the specified duration added. |
LocalDateTime |
plus(ReadablePeriod period)
Returns a copy of this datetime with the specified period added. |
LocalDateTime |
plusDays(int days)
Returns a copy of this datetime plus the specified number of days. |
LocalDateTime |
plusHours(int hours)
Returns a copy of this datetime plus the specified number of hours. |
LocalDateTime |
plusMillis(int millis)
Returns a copy of this datetime plus the specified number of millis. |
LocalDateTime |
plusMinutes(int minutes)
Returns a copy of this datetime plus the specified number of minutes. |
LocalDateTime |
plusMonths(int months)
Returns a copy of this datetime plus the specified number of months. |
LocalDateTime |
plusSeconds(int seconds)
Returns a copy of this datetime plus the specified number of seconds. |
LocalDateTime |
plusWeeks(int weeks)
Returns a copy of this datetime plus the specified number of weeks. |
LocalDateTime |
plusYears(int years)
Returns a copy of this datetime plus the specified number of years. |
LocalDateTime.Property |
property(DateTimeFieldType fieldType)
Gets the property object for the specified type, which contains many useful methods. |
LocalDateTime.Property |
secondOfMinute()
Get the second of minute field property which provides access to advanced functionality. |
int |
size()
Gets the number of fields in this partial, which is four. |
DateTime |
toDateTime()
Converts this object to a DateTime using the default zone. |
DateTime |
toDateTime(DateTimeZone zone)
Converts this object to a DateTime using the specified zone. |
LocalDate |
toLocalDate()
Converts this object to a LocalDate with the same date and chronology. |
LocalTime |
toLocalTime()
Converts this object to a LocalTime with the same time and chronology. |
String |
toString()
Output the date time in ISO8601 format (yyyy-MM-ddTHH:mm:ss.SSS). |
String |
toString(String pattern)
Output the date using the specified format pattern. |
String |
toString(String pattern,
Locale locale)
Output the date using the specified format pattern. |
LocalDateTime.Property |
weekOfWeekyear()
Get the week of a week based year property which provides access to advanced functionality. |
LocalDateTime.Property |
weekyear()
Get the weekyear property which provides access to advanced functionality. |
LocalDateTime |
withCenturyOfEra(int centuryOfEra)
Returns a copy of this datetime with the century of era field updated. |
LocalDateTime |
withDate(int year,
int monthOfYear,
int dayOfMonth)
Returns a copy of this datetime with the specified date, retaining the time fields. |
LocalDateTime |
withDayOfMonth(int dayOfMonth)
Returns a copy of this datetime with the day of month field updated. |
LocalDateTime |
withDayOfWeek(int dayOfWeek)
Returns a copy of this datetime with the day of week field updated. |
LocalDateTime |
withDayOfYear(int dayOfYear)
Returns a copy of this datetime with the day of year field updated. |
LocalDateTime |
withDurationAdded(ReadableDuration durationToAdd,
int scalar)
Returns a copy of this datetime with the specified duration added. |
LocalDateTime |
withEra(int era)
Returns a copy of this datetime with the era field updated. |
LocalDateTime |
withField(DateTimeFieldType fieldType,
int value)
Returns a copy of this datetime with the specified field set to a new value. |
LocalDateTime |
withFieldAdded(DurationFieldType fieldType,
int amount)
Returns a copy of this datetime with the value of the specified field increased. |
LocalDateTime |
withFields(ReadablePartial partial)
Returns a copy of this datetime with the partial set of fields replacing those from this instance. |
LocalDateTime |
withHourOfDay(int hour)
Returns a copy of this datetime with the hour of day field updated. |
LocalDateTime |
withMillisOfDay(int millis)
Returns a copy of this datetime with the millis of day field updated. |
LocalDateTime |
withMillisOfSecond(int millis)
Returns a copy of this datetime with the millis of second field updated. |
LocalDateTime |
withMinuteOfHour(int minute)
Returns a copy of this datetime with the minute of hour field updated. |
LocalDateTime |
withMonthOfYear(int monthOfYear)
Returns a copy of this datetime with the month of year field updated. |
LocalDateTime |
withPeriodAdded(ReadablePeriod period,
int scalar)
Returns a copy of this datetime with the specified period added. |
LocalDateTime |
withSecondOfMinute(int second)
Returns a copy of this datetime with the second of minute field updated. |
LocalDateTime |
withTime(int hourOfDay,
int minuteOfHour,
int secondOfMinute,
int millisOfSecond)
Returns a copy of this datetime with the specified time, retaining the date fields. |
LocalDateTime |
withWeekOfWeekyear(int weekOfWeekyear)
Returns a copy of this datetime with the week of weekyear field updated. |
LocalDateTime |
withWeekyear(int weekyear)
Returns a copy of this datetime with the weekyear field updated. |
LocalDateTime |
withYear(int year)
Returns a copy of this datetime with the year field updated. |
LocalDateTime |
withYearOfCentury(int yearOfCentury)
Returns a copy of this datetime with the year of century field updated. |
LocalDateTime |
withYearOfEra(int yearOfEra)
Returns a copy of this datetime with the year of era field updated. |
LocalDateTime.Property |
year()
Get the year property which provides access to advanced functionality. |
LocalDateTime.Property |
yearOfCentury()
Get the year of century property which provides access to advanced functionality. |
LocalDateTime.Property |
yearOfEra()
Get the year of era property which provides access to advanced functionality. |
Methods inherited from class org.joda.time.base.AbstractPartial |
getField, getFields, getFieldType, getFieldTypes, getValues, hashCode, indexOf, isAfter, isBefore, isEqual, toDateTime, toString |
Methods inherited from class java.lang.Object |
getClass, notify, notifyAll, wait, wait, wait |
Methods inherited from interface org.joda.time.ReadablePartial |
getField, getFieldType, hashCode, toDateTime |
Constructor Detail |
public LocalDateTime()
Once the constructor is completed, the zone is no longer used.
public LocalDateTime(DateTimeZone zone)
If the specified time zone is null, the default zone is used. Once the constructor is completed, the zone is no longer used.
zone
- the time zone, null means default zonepublic LocalDateTime(Chronology chronology)
If the chronology is null, ISO chronology in the default time zone is used. Once the constructor is completed, the zone is no longer used.
chronology
- the chronology, null means ISOChronology in default zonepublic LocalDateTime(long instant)
Once the constructor is completed, the zone is no longer used.
instant
- the milliseconds from 1970-01-01T00:00:00Zpublic LocalDateTime(long instant, DateTimeZone zone)
If the specified time zone is null, the default zone is used. Once the constructor is completed, the zone is no longer used.
instant
- the milliseconds from 1970-01-01T00:00:00Zzone
- the time zone, null means default zonepublic LocalDateTime(long instant, Chronology chronology)
If the chronology is null, ISO chronology in the default zone is used. Once the constructor is completed, the zone is no longer used.
instant
- the milliseconds from 1970-01-01T00:00:00Zchronology
- the chronology, null means ISOChronology in default zonepublic LocalDateTime(Object instant)
If the object contains no chronology, ISOChronology
is used.
If the object contains no time zone, the default zone is used.
Once the constructor is completed, the zone is no longer used.
The recognised object types are defined in
ConverterManager
and
include ReadablePartial, ReadableInstant, String, Calendar and Date.
The String formats are described by ISODateTimeFormat.localDateOptionalTimeParser()
.
The default String converter ignores the zone and only parses the field values.
instant
- the datetime object
IllegalArgumentException
- if the instant is invalidpublic LocalDateTime(Object instant, DateTimeZone zone)
If the object contains no chronology, ISOChronology
is used.
If the specified time zone is null, the default zone is used.
Once the constructor is completed, the zone is no longer used.
The recognised object types are defined in
ConverterManager
and
include ReadablePartial, ReadableInstant, String, Calendar and Date.
The String formats are described by ISODateTimeFormat.localDateOptionalTimeParser()
.
The default String converter ignores the zone and only parses the field values.
instant
- the datetime objectzone
- the time zone
IllegalArgumentException
- if the instant is invalidpublic LocalDateTime(Object instant, Chronology chronology)
If the chronology is null, ISO in the default time zone is used. Once the constructor is completed, the zone is no longer used.
The recognised object types are defined in
ConverterManager
and
include ReadablePartial, ReadableInstant, String, Calendar and Date.
The String formats are described by ISODateTimeFormat.localDateOptionalTimeParser()
.
The default String converter ignores the zone and only parses the field values.
instant
- the datetime objectchronology
- the chronology
IllegalArgumentException
- if the instant is invalidpublic LocalDateTime(int year, int monthOfYear, int dayOfMonth, int hourOfDay, int minuteOfHour)
ISOChronology
.
year
- the yearmonthOfYear
- the month of the yeardayOfMonth
- the day of the monthhourOfDay
- the hour of the dayminuteOfHour
- the minute of the hourpublic LocalDateTime(int year, int monthOfYear, int dayOfMonth, int hourOfDay, int minuteOfHour, int secondOfMinute)
ISOChronology
.
year
- the yearmonthOfYear
- the month of the yeardayOfMonth
- the day of the monthhourOfDay
- the hour of the dayminuteOfHour
- the minute of the hoursecondOfMinute
- the second of the minutepublic LocalDateTime(int year, int monthOfYear, int dayOfMonth, int hourOfDay, int minuteOfHour, int secondOfMinute, int millisOfSecond)
ISOChronology
.
year
- the yearmonthOfYear
- the month of the yeardayOfMonth
- the day of the monthhourOfDay
- the hour of the dayminuteOfHour
- the minute of the hoursecondOfMinute
- the second of the minutemillisOfSecond
- the millisecond of the secondpublic LocalDateTime(int year, int monthOfYear, int dayOfMonth, int hourOfDay, int minuteOfHour, int secondOfMinute, int millisOfSecond, Chronology chronology)
If the chronology is null, ISOChronology
is used.
year
- the yearmonthOfYear
- the month of the yeardayOfMonth
- the day of the monthhourOfDay
- the hour of the dayminuteOfHour
- the minute of the hoursecondOfMinute
- the second of the minutemillisOfSecond
- the millisecond of the secondchronology
- the chronology, null means ISOChronology in default zoneMethod Detail |
public static LocalDateTime fromCalendarFields(Calendar calendar)
java.util.Calendar
using exactly the same field values avoiding any time zone effects.
Each field is queried from the Calendar and assigned to the LocalDateTime. This is useful if you have been using the Calendar as a local date, ignoing the zone.
This factory method ignores the type of the calendar and always
creates a LocalDateTime with ISO chronology. It is expected that you
will only pass in instances of GregorianCalendar
however
this is not validated.
calendar
- the Calendar to extract fields from
IllegalArgumentException
- if the calendar is null
IllegalArgumentException
- if the date is invalid for the ISO chronologypublic static LocalDateTime fromDateFields(Date date)
java.util.Date
using exactly the same field values avoiding any time zone effects.
Each field is queried from the Date and assigned to the LocalDateTime. This is useful if you have been using the Date as a local date, ignoing the zone.
This factory method always creates a LocalDateTime with ISO chronology.
date
- the Date to extract fields from
IllegalArgumentException
- if the calendar is null
IllegalArgumentException
- if the date is invalid for the ISO chronologypublic int size()
size
in interface ReadablePartial
public int getValue(int index)
This method is required to support the ReadablePartial
interface. The supported fields are Year, MonthOfDay, DayOfMonth and MillisOfDay.
getValue
in interface ReadablePartial
index
- the index, zero to two
IndexOutOfBoundsException
- if the index is invalidpublic int get(DateTimeFieldType type)
This method gets the value of the specified field. For example:
DateTime dt = new DateTime(); int year = dt.get(DateTimeFieldType.year());
get
in interface ReadablePartial
get
in class AbstractPartial
type
- a field type, usually obtained from DateTimeFieldType, not null
IllegalArgumentException
- if the field type is nullpublic boolean isSupported(DateTimeFieldType type)
get(DateTimeFieldType)
.
isSupported
in interface ReadablePartial
isSupported
in class AbstractPartial
type
- a field type, usually obtained from DateTimeFieldType
public boolean isSupported(DurationFieldType type)
type
- a duration type, usually obtained from DurationFieldType
public Chronology getChronology()
getChronology
in interface ReadablePartial
public boolean equals(Object partial)
equals
in interface ReadablePartial
equals
in class AbstractPartial
partial
- an object to check against
public int compareTo(Object partial)
The fields are compared in order, from largest to smallest. The first field that is non-equal is used to determine the result.
The specified object must be a partial instance whose field types match those of this partial.
NOTE: This implementation violates the Comparable contract. This method will accept any instance of ReadablePartial as input. However, it is possible that some implementations of ReadablePartial exist that do not extend AbstractPartial, and thus will throw a ClassCastException if compared in the opposite direction. The cause of this problem is that ReadablePartial doesn't define the compareTo() method, however we can't change that until v2.0.
compareTo
in interface Comparable
compareTo
in class AbstractPartial
partial
- an object to check against
ClassCastException
- if the partial is the wrong class
or if it has field types that don't match
NullPointerException
- if the partial is nullpublic DateTime toDateTime()
This method will throw an exception if the datetime that would be created does not exist when the time zone is taken into account.
this
public DateTime toDateTime(DateTimeZone zone)
This method will throw an exception if the datetime that would be created does not exist when the time zone is taken into account.
zone
- time zone to apply, or default if null
public LocalDate toLocalDate()
public LocalTime toLocalTime()
public LocalDateTime withDate(int year, int monthOfYear, int dayOfMonth)
If the date is already the date passed in, then this
is returned.
To set a single field use the properties, for example:
DateTime set = dt.monthOfYear().setCopy(6);
year
- the new year valuemonthOfYear
- the new monthOfYear valuedayOfMonth
- the new dayOfMonth value
IllegalArgumentException
- if any value if invalidpublic LocalDateTime withTime(int hourOfDay, int minuteOfHour, int secondOfMinute, int millisOfSecond)
If the time is already the time passed in, then this
is returned.
To set a single field use the properties, for example:
LocalDateTime set = dt.hourOfDay().setCopy(6);
hourOfDay
- the hour of the dayminuteOfHour
- the minute of the hoursecondOfMinute
- the second of the minutemillisOfSecond
- the millisecond of the second
IllegalArgumentException
- if any value if invalidpublic LocalDateTime withFields(ReadablePartial partial)
For example, if the partial is a TimeOfDay
then the time fields
would be changed in the returned instance.
If the partial is null, then this
is returned.
partial
- the partial set of fields to apply to this datetime, null ignored
IllegalArgumentException
- if any value is invalidpublic LocalDateTime withField(DateTimeFieldType fieldType, int value)
For example, if the field type is hourOfDay
then the hour of day
field would be changed in the returned instance.
If the field type is null, then this
is returned.
These three lines are equivalent:
LocalDateTime updated = dt.withField(DateTimeFieldType.dayOfMonth(), 6); LocalDateTime updated = dt.dayOfMonth().setCopy(6); LocalDateTime updated = dt.property(DateTimeFieldType.dayOfMonth()).setCopy(6);
fieldType
- the field type to set, not nullvalue
- the value to set
IllegalArgumentException
- if the value is null or invalidpublic LocalDateTime withFieldAdded(DurationFieldType fieldType, int amount)
If the addition is zero or the field is null, then this
is returned.
These three lines are equivalent:
LocalDateTime added = dt.withFieldAdded(DurationFieldType.years(), 6); LocalDateTime added = dt.plusYears(6); LocalDateTime added = dt.plus(Period.years(6));
fieldType
- the field type to add to, not nullamount
- the amount to add
IllegalArgumentException
- if the value is null or invalid
ArithmeticException
- if the result exceeds the internal capacitypublic LocalDateTime withDurationAdded(ReadableDuration durationToAdd, int scalar)
If the addition is zero, then this
is returned.
durationToAdd
- the duration to add to this one, null means zeroscalar
- the amount of times to add, such as -1 to subtract once
ArithmeticException
- if the result exceeds the internal capacitypublic LocalDateTime withPeriodAdded(ReadablePeriod period, int scalar)
If the addition is zero, then this
is returned.
This method is typically used to add multiple copies of complex
period instances. Adding one field is best achieved using methods
like withFieldAdded(DurationFieldType, int)
or plusYears(int)
.
period
- the period to add to this one, null means zeroscalar
- the amount of times to add, such as -1 to subtract once
ArithmeticException
- if the result exceeds the internal capacitypublic LocalDateTime plus(ReadableDuration duration)
If the amount is zero or null, then this
is returned.
duration
- the duration to add to this one, null means zero
ArithmeticException
- if the result exceeds the internal capacitypublic LocalDateTime plus(ReadablePeriod period)
If the amount is zero or null, then this
is returned.
This method is typically used to add complex period instances.
Adding one field is best achieved using methods
like plusYears(int)
.
period
- the period to add to this one, null means zero
ArithmeticException
- if the result exceeds the internal capacitypublic LocalDateTime plusYears(int years)
This LocalDateTime instance is immutable and unaffected by this method call.
The following three lines are identical in effect:
LocalDateTime added = dt.plusYears(6); LocalDateTime added = dt.plus(Period.years(6)); LocalDateTime added = dt.withFieldAdded(DurationFieldType.years(), 6);
years
- the amount of years to add, may be negative
public LocalDateTime plusMonths(int months)
This LocalDateTime instance is immutable and unaffected by this method call.
The following three lines are identical in effect:
LocalDateTime added = dt.plusMonths(6); LocalDateTime added = dt.plus(Period.months(6)); LocalDateTime added = dt.withFieldAdded(DurationFieldType.months(), 6);
months
- the amount of months to add, may be negative
public LocalDateTime plusWeeks(int weeks)
This LocalDateTime instance is immutable and unaffected by this method call.
The following three lines are identical in effect:
LocalDateTime added = dt.plusWeeks(6); LocalDateTime added = dt.plus(Period.weeks(6)); LocalDateTime added = dt.withFieldAdded(DurationFieldType.weeks(), 6);
weeks
- the amount of weeks to add, may be negative
public LocalDateTime plusDays(int days)
This LocalDateTime instance is immutable and unaffected by this method call.
The following three lines are identical in effect:
LocalDateTime added = dt.plusDays(6); LocalDateTime added = dt.plus(Period.days(6)); LocalDateTime added = dt.withFieldAdded(DurationFieldType.days(), 6);
days
- the amount of days to add, may be negative
public LocalDateTime plusHours(int hours)
This LocalDateTime instance is immutable and unaffected by this method call.
The following three lines are identical in effect:
LocalDateTime added = dt.plusHours(6); LocalDateTime added = dt.plus(Period.hours(6)); LocalDateTime added = dt.withFieldAdded(DurationFieldType.hours(), 6);
hours
- the amount of hours to add, may be negative
public LocalDateTime plusMinutes(int minutes)
This LocalDateTime instance is immutable and unaffected by this method call.
The following three lines are identical in effect:
LocalDateTime added = dt.plusMinutes(6); LocalDateTime added = dt.plus(Period.minutes(6)); LocalDateTime added = dt.withFieldAdded(DurationFieldType.minutes(), 6);
minutes
- the amount of minutes to add, may be negative
public LocalDateTime plusSeconds(int seconds)
This LocalDateTime instance is immutable and unaffected by this method call.
The following three lines are identical in effect:
LocalDateTime added = dt.plusSeconds(6); LocalDateTime added = dt.plus(Period.seconds(6)); LocalDateTime added = dt.withFieldAdded(DurationFieldType.seconds(), 6);
seconds
- the amount of seconds to add, may be negative
public LocalDateTime plusMillis(int millis)
This LocalDateTime instance is immutable and unaffected by this method call.
The following three lines are identical in effect:
LocalDateTime added = dt.plusMillis(6); LocalDateTime added = dt.plus(Period.millis(6)); LocalDateTime added = dt.withFieldAdded(DurationFieldType.millis(), 6);
millis
- the amount of millis to add, may be negative
public LocalDateTime minus(ReadableDuration duration)
If the amount is zero or null, then this
is returned.
duration
- the duration to reduce this instant by
ArithmeticException
- if the result exceeds the internal capacitypublic LocalDateTime minus(ReadablePeriod period)
If the amount is zero or null, then this
is returned.
This method is typically used to subtract complex period instances.
Subtracting one field is best achieved using methods
like minusYears(int)
.
period
- the period to reduce this instant by
ArithmeticException
- if the result exceeds the internal capacitypublic LocalDateTime minusYears(int years)
This LocalDateTime instance is immutable and unaffected by this method call.
The following three lines are identical in effect:
LocalDateTime subtracted = dt.minusYears(6); LocalDateTime subtracted = dt.minus(Period.years(6)); LocalDateTime subtracted = dt.withFieldAdded(DurationFieldType.years(), -6);
years
- the amount of years to subtract, may be negative
public LocalDateTime minusMonths(int months)
This LocalDateTime instance is immutable and unaffected by this method call.
The following three lines are identical in effect:
LocalDateTime subtracted = dt.minusMonths(6); LocalDateTime subtracted = dt.minus(Period.months(6)); LocalDateTime subtracted = dt.withFieldAdded(DurationFieldType.months(), -6);
months
- the amount of months to subtract, may be negative
public LocalDateTime minusWeeks(int weeks)
This LocalDateTime instance is immutable and unaffected by this method call.
The following three lines are identical in effect:
LocalDateTime subtracted = dt.minusWeeks(6); LocalDateTime subtracted = dt.minus(Period.weeks(6)); LocalDateTime subtracted = dt.withFieldAdded(DurationFieldType.weeks(), -6);
weeks
- the amount of weeks to subtract, may be negative
public LocalDateTime minusDays(int days)
This LocalDateTime instance is immutable and unaffected by this method call.
The following three lines are identical in effect:
LocalDateTime subtracted = dt.minusDays(6); LocalDateTime subtracted = dt.minus(Period.days(6)); LocalDateTime subtracted = dt.withFieldAdded(DurationFieldType.days(), -6);
days
- the amount of days to subtract, may be negative
public LocalDateTime minusHours(int hours)
This LocalDateTime instance is immutable and unaffected by this method call.
The following three lines are identical in effect:
LocalDateTime subtracted = dt.minusHours(6); LocalDateTime subtracted = dt.minus(Period.hours(6)); LocalDateTime subtracted = dt.withFieldAdded(DurationFieldType.hours(), -6);
hours
- the amount of hours to subtract, may be negative
public LocalDateTime minusMinutes(int minutes)
This LocalDateTime instance is immutable and unaffected by this method call.
The following three lines are identical in effect:
LocalDateTime subtracted = dt.minusMinutes(6); LocalDateTime subtracted = dt.minus(Period.minutes(6)); LocalDateTime subtracted = dt.withFieldAdded(DurationFieldType.minutes(), -6);
minutes
- the amount of minutes to subtract, may be negative
public LocalDateTime minusSeconds(int seconds)
This LocalDateTime instance is immutable and unaffected by this method call.
The following three lines are identical in effect:
LocalDateTime subtracted = dt.minusSeconds(6); LocalDateTime subtracted = dt.minus(Period.seconds(6)); LocalDateTime subtracted = dt.withFieldAdded(DurationFieldType.seconds(), -6);
seconds
- the amount of seconds to subtract, may be negative
public LocalDateTime minusMillis(int millis)
This LocalDateTime instance is immutable and unaffected by this method call.
The following three lines are identical in effect:
LocalDateTime subtracted = dt.minusMillis(6); LocalDateTime subtracted = dt.minus(Period.millis(6)); LocalDateTime subtracted = dt.withFieldAdded(DurationFieldType.millis(), -6);
millis
- the amount of millis to subtract, may be negative
public LocalDateTime.Property property(DateTimeFieldType fieldType)
fieldType
- the field type to get the chronology for
IllegalArgumentException
- if the field is null or unsupportedpublic int getEra()
public int getCenturyOfEra()
public int getYearOfEra()
public int getYearOfCentury()
public int getYear()
public int getWeekyear()
The weekyear is the year that matches with the weekOfWeekyear field. In the standard ISO8601 week algorithm, the first week of the year is that in which at least 4 days are in the year. As a result of this definition, day 1 of the first week may be in the previous year. The weekyear allows you to query the effective year for that day.
public int getMonthOfYear()
public int getWeekOfWeekyear()
public int getDayOfYear()
public int getDayOfMonth()
The values for the day of month are defined in DateTimeConstants
.
public int getDayOfWeek()
The values for the day of week are defined in DateTimeConstants
.
public int getHourOfDay()
public int getMinuteOfHour()
public int getSecondOfMinute()
public int getMillisOfSecond()
public int getMillisOfDay()
public LocalDateTime withEra(int era)
LocalDateTime is immutable, so there are no set methods. Instead, this method returns a new instance with the value of era changed.
era
- the era to set
IllegalArgumentException
- if the value is invalidpublic LocalDateTime withCenturyOfEra(int centuryOfEra)
LocalDateTime is immutable, so there are no set methods. Instead, this method returns a new instance with the value of century of era changed.
centuryOfEra
- the centurey of era to set
IllegalArgumentException
- if the value is invalidpublic LocalDateTime withYearOfEra(int yearOfEra)
LocalDateTime is immutable, so there are no set methods. Instead, this method returns a new instance with the value of year of era changed.
yearOfEra
- the year of era to set
IllegalArgumentException
- if the value is invalidpublic LocalDateTime withYearOfCentury(int yearOfCentury)
LocalDateTime is immutable, so there are no set methods. Instead, this method returns a new instance with the value of year of century changed.
yearOfCentury
- the year of century to set
IllegalArgumentException
- if the value is invalidpublic LocalDateTime withYear(int year)
LocalDateTime is immutable, so there are no set methods. Instead, this method returns a new instance with the value of year changed.
year
- the year to set
IllegalArgumentException
- if the value is invalidpublic LocalDateTime withWeekyear(int weekyear)
LocalDateTime is immutable, so there are no set methods. Instead, this method returns a new instance with the value of weekyear changed.
weekyear
- the weekyear to set
IllegalArgumentException
- if the value is invalidpublic LocalDateTime withMonthOfYear(int monthOfYear)
LocalDateTime is immutable, so there are no set methods. Instead, this method returns a new instance with the value of month of year changed.
monthOfYear
- the month of year to set
IllegalArgumentException
- if the value is invalidpublic LocalDateTime withWeekOfWeekyear(int weekOfWeekyear)
LocalDateTime is immutable, so there are no set methods. Instead, this method returns a new instance with the value of week of weekyear changed.
weekOfWeekyear
- the week of weekyear to set
IllegalArgumentException
- if the value is invalidpublic LocalDateTime withDayOfYear(int dayOfYear)
LocalDateTime is immutable, so there are no set methods. Instead, this method returns a new instance with the value of day of year changed.
dayOfYear
- the day of year to set
IllegalArgumentException
- if the value is invalidpublic LocalDateTime withDayOfMonth(int dayOfMonth)
LocalDateTime is immutable, so there are no set methods. Instead, this method returns a new instance with the value of day of month changed.
dayOfMonth
- the day of month to set
IllegalArgumentException
- if the value is invalidpublic LocalDateTime withDayOfWeek(int dayOfWeek)
LocalDateTime is immutable, so there are no set methods. Instead, this method returns a new instance with the value of day of week changed.
dayOfWeek
- the day of week to set
IllegalArgumentException
- if the value is invalidpublic LocalDateTime withHourOfDay(int hour)
LocalDateTime is immutable, so there are no set methods. Instead, this method returns a new instance with the value of hour of day changed.
hour
- the hour of day to set
IllegalArgumentException
- if the value is invalidpublic LocalDateTime withMinuteOfHour(int minute)
LocalDateTime is immutable, so there are no set methods. Instead, this method returns a new instance with the value of minute of hour changed.
minute
- the minute of hour to set
IllegalArgumentException
- if the value is invalidpublic LocalDateTime withSecondOfMinute(int second)
LocalDateTime is immutable, so there are no set methods. Instead, this method returns a new instance with the value of second of minute changed.
second
- the second of minute to set
IllegalArgumentException
- if the value is invalidpublic LocalDateTime withMillisOfSecond(int millis)
LocalDateTime is immutable, so there are no set methods. Instead, this method returns a new instance with the value of millis of second changed.
millis
- the millis of second to set
IllegalArgumentException
- if the value is invalidpublic LocalDateTime withMillisOfDay(int millis)
LocalDateTime is immutable, so there are no set methods. Instead, this method returns a new instance with the value of millis of day changed.
millis
- the millis of day to set
IllegalArgumentException
- if the value is invalidpublic LocalDateTime.Property era()
public LocalDateTime.Property centuryOfEra()
public LocalDateTime.Property yearOfCentury()
public LocalDateTime.Property yearOfEra()
public LocalDateTime.Property year()
public LocalDateTime.Property weekyear()
public LocalDateTime.Property monthOfYear()
public LocalDateTime.Property weekOfWeekyear()
public LocalDateTime.Property dayOfYear()
public LocalDateTime.Property dayOfMonth()
public LocalDateTime.Property dayOfWeek()
public LocalDateTime.Property hourOfDay()
public LocalDateTime.Property minuteOfHour()
public LocalDateTime.Property secondOfMinute()
public LocalDateTime.Property millisOfSecond()
public LocalDateTime.Property millisOfDay()
public String toString()
toString
in interface ReadablePartial
public String toString(String pattern)
pattern
- the pattern specification, null means use toString
DateTimeFormat
public String toString(String pattern, Locale locale) throws IllegalArgumentException
pattern
- the pattern specification, null means use toString
locale
- Locale to use, null means default
IllegalArgumentException
DateTimeFormat
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