java.lang.Object
- java.text.AttributedCharacterIterator.Attribute
- - java.text.Format.Field
  - - com.ibm.icu.text.DateFormat.Field

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

ChineseDateFormat.Field

Enclosing class:

DateFormat
```
public static class DateFormat.Field
extends Format.Field
```
The instances of this inner class are used as attribute keys and values in AttributedCharacterIterator that DateFormat.formatToCharacterIterator() method returns.
There is no public constructor to this class, the only instances are the constants defined here.

See Also:

Serialized Form

Status:
Stable ICU 3.8.

Field Summary

Fields
Modifier and Type	Field	Description
`static DateFormat.Field`	`AM_PM`	Constant identifying the time of day indicator(am/pm).
`static DateFormat.Field`	`AM_PM_MIDNIGHT_NOON`	[icu] Constant identifying the am/pm/midnight/noon field.
`static DateFormat.Field`	`DAY_OF_MONTH`	Constant identifying the day of month field.
`static DateFormat.Field`	`DAY_OF_WEEK`	Constant identifying the day of week field.
`static DateFormat.Field`	`DAY_OF_WEEK_IN_MONTH`	Constant identifying the day of week in month field.
`static DateFormat.Field`	`DAY_OF_YEAR`	Constant identifying the day of year field.
`static DateFormat.Field`	`DOW_LOCAL`	Constant identifying the local day of week field.
`static DateFormat.Field`	`ERA`	Constant identifying the era field.
`static DateFormat.Field`	`EXTENDED_YEAR`	Constant identifying the extended year field.
`static DateFormat.Field`	`FLEXIBLE_DAY_PERIOD`	[icu] Constant identifying the flexible day period field.
`static DateFormat.Field`	`HOUR_OF_DAY0`	Constant identifying the hour(0-23) of day field.
`static DateFormat.Field`	`HOUR_OF_DAY1`	Constant identifying the hour(1-24) of day field.
`static DateFormat.Field`	`HOUR0`	Constant identifying the hour(0-11) field.
`static DateFormat.Field`	`HOUR1`	Constant identifying the hour(1-12) field.
`static DateFormat.Field`	`JULIAN_DAY`	Constant identifying the Julian day field.
`static DateFormat.Field`	`MILLISECOND`	Constant identifying the millisecond field.
`static DateFormat.Field`	`MILLISECONDS_IN_DAY`	Constant identifying the milliseconds in day field.
`static DateFormat.Field`	`MINUTE`	Constant identifying the minute field.
`static DateFormat.Field`	`MONTH`	Constant identifying the month field.
`static DateFormat.Field`	`QUARTER`	Constant identifying the quarter field.
`static DateFormat.Field`	`RELATED_YEAR`	Deprecated. This API is ICU internal only.
`static DateFormat.Field`	`SECOND`	Constant identifying the second field.
`static DateFormat.Field`	`TIME_SEPARATOR`	Deprecated. This API is ICU internal only.
`static DateFormat.Field`	`TIME_ZONE`	Constant identifying the time zone field.
`static DateFormat.Field`	`WEEK_OF_MONTH`	Constant identifying the week of month field.
`static DateFormat.Field`	`WEEK_OF_YEAR`	Constant identifying the week of year field.
`static DateFormat.Field`	`YEAR`	Constant identifying the year field.
`static DateFormat.Field`	`YEAR_WOY`	Constant identifying the year used with week of year field.

Fields inherited from class java.text.AttributedCharacterIterator.Attribute
INPUT_METHOD_SEGMENT, LANGUAGE, READING

Constructor Summary

Constructors
Modifier	Constructor	Description
`protected`	`Field(String name, int calendarField)`	Constructs a `DateFormat.Field` with the given name and the `Calendar` field which this attribute represents.

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`int`	`getCalendarField()`	Returns the `Calendar` field associated with this attribute.
`static DateFormat.Field`	`ofCalendarField(int calendarField)`	Returns the `Field` constant that corresponds to the `Calendar` field `calendarField`.
`protected Object`	`readResolve()`	Resolves instances being deserialized to the predefined constants.

Methods inherited from class java.text.AttributedCharacterIterator.Attribute
equals, getName, hashCode, toString

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

- Field Detail
  - AM_PM
```
public static final DateFormat.Field AM_PM
```
    Constant identifying the time of day indicator(am/pm).
    
    Status:
    Stable ICU 3.8.
  - DAY_OF_MONTH
```
public static final DateFormat.Field DAY_OF_MONTH
```
    Constant identifying the day of month field.
    
    Status:
    Stable ICU 3.8.
  - DAY_OF_WEEK
```
public static final DateFormat.Field DAY_OF_WEEK
```
    Constant identifying the day of week field.
    
    Status:
    Stable ICU 3.8.
  - DAY_OF_WEEK_IN_MONTH
```
public static final DateFormat.Field DAY_OF_WEEK_IN_MONTH
```
    Constant identifying the day of week in month field.
    
    Status:
    Stable ICU 3.8.
  - DAY_OF_YEAR
```
public static final DateFormat.Field DAY_OF_YEAR
```
    Constant identifying the day of year field.
    
    Status:
    Stable ICU 3.8.
  - ERA
```
public static final DateFormat.Field ERA
```
    Constant identifying the era field.
    
    Status:
    Stable ICU 3.8.
  - HOUR_OF_DAY0
```
public static final DateFormat.Field HOUR_OF_DAY0
```
    Constant identifying the hour(0-23) of day field.
    
    Status:
    Stable ICU 3.8.
  - HOUR_OF_DAY1
```
public static final DateFormat.Field HOUR_OF_DAY1
```
    Constant identifying the hour(1-24) of day field.
    
    Status:
    Stable ICU 3.8.
  - HOUR0
```
public static final DateFormat.Field HOUR0
```
    Constant identifying the hour(0-11) field.
    
    Status:
    Stable ICU 3.8.
  - HOUR1
```
public static final DateFormat.Field HOUR1
```
    Constant identifying the hour(1-12) field.
    
    Status:
    Stable ICU 3.8.
  - MILLISECOND
```
public static final DateFormat.Field MILLISECOND
```
    Constant identifying the millisecond field.
    
    Status:
    Stable ICU 3.8.
  - MINUTE
```
public static final DateFormat.Field MINUTE
```
    Constant identifying the minute field.
    
    Status:
    Stable ICU 3.8.
  - MONTH
```
public static final DateFormat.Field MONTH
```
    Constant identifying the month field.
    
    Status:
    Stable ICU 3.8.
  - SECOND
```
public static final DateFormat.Field SECOND
```
    Constant identifying the second field.
    
    Status:
    Stable ICU 3.8.
  - TIME_ZONE
```
public static final DateFormat.Field TIME_ZONE
```
    Constant identifying the time zone field.
    
    Status:
    Stable ICU 3.8.
  - WEEK_OF_MONTH
```
public static final DateFormat.Field WEEK_OF_MONTH
```
    Constant identifying the week of month field.
    
    Status:
    Stable ICU 3.8.
  - WEEK_OF_YEAR
```
public static final DateFormat.Field WEEK_OF_YEAR
```
    Constant identifying the week of year field.
    
    Status:
    Stable ICU 3.8.
  - YEAR
```
public static final DateFormat.Field YEAR
```
    Constant identifying the year field.
    
    Status:
    Stable ICU 3.8.
  - DOW_LOCAL
```
public static final DateFormat.Field DOW_LOCAL
```
    Constant identifying the local day of week field.
    
    Status:
    Stable ICU 3.8.
  - EXTENDED_YEAR
```
public static final DateFormat.Field EXTENDED_YEAR
```
    Constant identifying the extended year field.
    
    Status:
    Stable ICU 3.8.
  - JULIAN_DAY
```
public static final DateFormat.Field JULIAN_DAY
```
    Constant identifying the Julian day field.
    
    Status:
    Stable ICU 3.8.
  - MILLISECONDS_IN_DAY
```
public static final DateFormat.Field MILLISECONDS_IN_DAY
```
    Constant identifying the milliseconds in day field.
    
    Status:
    Stable ICU 3.8.
  - YEAR_WOY
```
public static final DateFormat.Field YEAR_WOY
```
    Constant identifying the year used with week of year field.
    
    Status:
    Stable ICU 3.8.
  - QUARTER
```
public static final DateFormat.Field QUARTER
```
    Constant identifying the quarter field.
    
    Status:
    Stable ICU 3.8.
  - RELATED_YEAR
```
@Deprecated
public static final DateFormat.Field RELATED_YEAR
```
    Deprecated.
    This API is ICU internal only.
    
    Constant identifying the related year field.
    
    Status:
    Internal. This API is ICU internal only.
  - AM_PM_MIDNIGHT_NOON
```
public static final DateFormat.Field AM_PM_MIDNIGHT_NOON
```
    [icu] Constant identifying the am/pm/midnight/noon field.
    
    Status:
    Stable ICU 57.
  - FLEXIBLE_DAY_PERIOD
```
public static final DateFormat.Field FLEXIBLE_DAY_PERIOD
```
    [icu] Constant identifying the flexible day period field.
    
    Status:
    Stable ICU 57.
  - TIME_SEPARATOR
```
@Deprecated
public static final DateFormat.Field TIME_SEPARATOR
```
    Deprecated.
    This API is ICU internal only.
    
    Constant identifying the time separator field.
    
    Status:
    Internal. This API is ICU internal only.
- Constructor Detail
  - Field
```
protected Field(String name,
                int calendarField)
```
    Constructs a DateFormat.Field with the given name and the Calendar field which this attribute represents. Use -1 for calendarField if this field does not have a corresponding Calendar field.
    
    Parameters:
    
    name - Name of the attribute
    
    calendarField - Calendar field constant
    
    Status:
    Stable ICU 3.8.
- Method Detail
  - ofCalendarField
```
public static DateFormat.Field ofCalendarField(int calendarField)
```
    Returns the Field constant that corresponds to the Calendar field calendarField. If there is no corresponding Field is available, null is returned.
    
    Parameters:
    
    calendarField - Calendar field constant
    
    Returns:
    
    Field associated with the calendarField, or null if no associated Field is available.
    
    Throws:
    
    IllegalArgumentException - if calendarField is not a valid Calendar field constant.
    
    Status:
    Stable ICU 3.8.
  - getCalendarField
```
public int getCalendarField()
```
    Returns the Calendar field associated with this attribute. If there is no corresponding Calendar available, this will return -1.
    
    Returns:
    
    Calendar constant for this attribute.
    
    Status:
    Stable ICU 3.8.
  - readResolve
```
protected Object readResolve()
                      throws InvalidObjectException
```
    Resolves instances being deserialized to the predefined constants.
    
    Overrides:
    
    readResolve in class AttributedCharacterIterator.Attribute
    
    Throws:
    
    InvalidObjectException - if the constant could not be resolved.
    
    Status:
    Stable ICU 3.8.

Class DateFormat.Field

Field Summary

Fields inherited from class java.text.AttributedCharacterIterator.Attribute

Constructor Summary

Method Summary

Methods inherited from class java.text.AttributedCharacterIterator.Attribute

Methods inherited from class java.lang.Object

Field Detail

AM_PM

DAY_OF_MONTH

DAY_OF_WEEK

DAY_OF_WEEK_IN_MONTH

DAY_OF_YEAR

ERA

HOUR_OF_DAY0

HOUR_OF_DAY1

HOUR0

HOUR1

MILLISECOND

MINUTE

MONTH

SECOND

TIME_ZONE

WEEK_OF_MONTH

WEEK_OF_YEAR

YEAR

DOW_LOCAL

EXTENDED_YEAR

JULIAN_DAY

MILLISECONDS_IN_DAY

YEAR_WOY

QUARTER

RELATED_YEAR

AM_PM_MIDNIGHT_NOON

FLEXIBLE_DAY_PERIOD

TIME_SEPARATOR

Constructor Detail

Field

Method Detail

ofCalendarField

getCalendarField

readResolve