Defines constants that are used as attribute keys in the
AttributedCharacterIterator
returned
from DateFormat.formatToCharacterIterator
and as
field identifiers in FieldPosition
.
The class also provides two methods to map between its constants and the corresponding Calendar constants.
See Also
Field Summary
public static final DateFormat.Field | AM_PM | Constant identifying the time of day indicator (e.g. |
public static final DateFormat.Field | DAY_OF_MONTH | Constant identifying the day of month field. |
public static final DateFormat.Field | DAY_OF_WEEK | Constant identifying the day of week field. |
public static final DateFormat.Field | DAY_OF_WEEK_IN_MONTH | Constant identifying the day of week field. |
public static final DateFormat.Field | DAY_OF_YEAR | Constant identifying the day of year field. |
public static final DateFormat.Field | ERA | Constant identifying the era field. |
public static final DateFormat.Field | HOUR0 | Constant identifying the hour field, where the legal values are 0 to 11. |
public static final DateFormat.Field | HOUR1 | Constant identifying the hour field, where the legal values are 1 to 12. |
public static final DateFormat.Field | HOUR_OF_DAY0 | Constant identifying the hour of day field, where the legal values are 0 to 23. |
public static final DateFormat.Field | HOUR_OF_DAY1 | Constant identifying the hour of day field, where the legal values are 1 to 24. |
public static final DateFormat.Field | MILLISECOND | Constant identifying the millisecond field. |
public static final DateFormat.Field | MINUTE | Constant identifying the minute field. |
public static final DateFormat.Field | MONTH | Constant identifying the month field. |
public static final DateFormat.Field | SECOND | Constant identifying the second field. |
public static final DateFormat.Field | TIME_ZONE | Constant identifying the time zone field. |
public static final DateFormat.Field | WEEK_OF_MONTH | Constant identifying the week of month field. |
public static final DateFormat.Field | WEEK_OF_YEAR | Constant identifying the week of year field. |
public static final DateFormat.Field | YEAR | Constant identifying the year field. |
Inherited Field Summary
Protected Constructor Summary
Public Method Summary
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 constant calendarField . |
Protected Method Summary
Object |
readResolve()
Resolves instances being deserialized to the predefined constants.
|
Inherited Method Summary
Fields
public static final DateFormat.Field AM_PM
Constant identifying the time of day indicator (e.g. "a.m." or "p.m.") field.
public static final DateFormat.Field DAY_OF_MONTH
Constant identifying the day of month field.
public static final DateFormat.Field DAY_OF_WEEK
Constant identifying the day of week field.
public static final DateFormat.Field DAY_OF_WEEK_IN_MONTH
Constant identifying the day of week field.
public static final DateFormat.Field DAY_OF_YEAR
Constant identifying the day of year field.
public static final DateFormat.Field ERA
Constant identifying the era field.
public static final DateFormat.Field HOUR0
Constant identifying the hour field, where the legal values are 0 to 11.
public static final DateFormat.Field HOUR1
Constant identifying the hour field, where the legal values are 1 to 12.
public static final DateFormat.Field HOUR_OF_DAY0
Constant identifying the hour of day field, where the legal values are 0 to 23.
public static final DateFormat.Field HOUR_OF_DAY1
Constant identifying the hour of day field, where the legal values are 1 to 24.
public static final DateFormat.Field MILLISECOND
Constant identifying the millisecond field.
public static final DateFormat.Field MINUTE
Constant identifying the minute field.
public static final DateFormat.Field MONTH
Constant identifying the month field.
public static final DateFormat.Field SECOND
Constant identifying the second field.
public static final DateFormat.Field TIME_ZONE
Constant identifying the time zone field.
public static final DateFormat.Field WEEK_OF_MONTH
Constant identifying the week of month field.
public static final DateFormat.Field WEEK_OF_YEAR
Constant identifying the week of year field.
public static final DateFormat.Field YEAR
Constant identifying the year field.
Protected Constructors
protected Field (String name, int calendarField)
Creates a Field
.
Parameters
name | the name of the Field |
---|---|
calendarField | the Calendar constant this
Field corresponds to; any value, even one
outside the range of legal Calendar values may
be used, but -1 should be used for values
that don't correspond to legal Calendar values
|
Public Methods
public int getCalendarField ()
Returns the Calendar
field associated with this
attribute. For example, if this represents the hours field of
a Calendar
, this would return
Calendar.HOUR
. If there is no corresponding
Calendar
constant, this will return -1.
Returns
- Calendar constant for this field
See Also
public static DateFormat.Field ofCalendarField (int calendarField)
Returns the Field
constant that corresponds to
the Calendar
constant calendarField
.
If there is no direct mapping between the Calendar
constant and a Field
, null is returned.
Parameters
calendarField | Calendar field constant |
---|
Returns
- Field instance representing calendarField.
Throws
IllegalArgumentException | if calendarField is
not the value of a Calendar field constant. |
---|
See Also
Protected Methods
protected Object readResolve ()
Resolves instances being deserialized to the predefined constants.
Returns
- resolved DateFormat.Field constant
Throws
InvalidObjectException | if the constant could not be resolved. |
---|