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java.lang.Object | +--org.jfree.data.time.RegularTimePeriod | +--org.jfree.data.time.Day
Represents a single day in the range 1-Jan-1900 to 31-Dec-9999.
This class is immutable, which is a requirement for all RegularTimePeriod
subclasses.
Field Summary | |
protected static java.text.DateFormat |
DATE_FORMAT
A standard date formatter. |
protected static java.text.DateFormat |
DATE_FORMAT_LONG
A date formatter for the default locale. |
protected static java.text.DateFormat |
DATE_FORMAT_MEDIUM
A date formatter for the default locale. |
protected static java.text.DateFormat |
DATE_FORMAT_SHORT
A date formatter for the default locale. |
Fields inherited from class org.jfree.data.time.RegularTimePeriod |
DEFAULT_TIME_ZONE, WORKING_CALENDAR |
Fields inherited from interface org.jfree.date.MonthConstants |
APRIL, AUGUST, DECEMBER, FEBRUARY, JANUARY, JULY, JUNE, MARCH, MAY, NOVEMBER, OCTOBER, SEPTEMBER |
Constructor Summary | |
Day()
Constructs a Day, based on the system date/time. |
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Day(java.util.Date time)
Constructs a new Day, based on a particular date/time and the default time zone. |
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Day(java.util.Date time,
java.util.TimeZone zone)
Constructs a Day, based on a particular date/time and time zone. |
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Day(int day,
int month,
int year)
Constructs a new one day time period. |
|
Day(org.jfree.date.SerialDate serialDate)
Constructs a new one day time period. |
Method Summary | |
int |
compareTo(java.lang.Object o1)
Returns an integer indicating the order of this Day object relative to the specified object: negative == before, zero == same, positive == after. |
boolean |
equals(java.lang.Object object)
Tests the equality of this Day object to an arbitrary object. |
int |
getDayOfMonth()
Returns the day of the month. |
long |
getFirstMillisecond(java.util.Calendar calendar)
Returns the first millisecond of the day, evaluated using the supplied calendar (which determines the time zone). |
long |
getLastMillisecond(java.util.Calendar calendar)
Returns the last millisecond of the day, evaluated using the supplied calendar (which determines the time zone). |
int |
getMonth()
Returns the month. |
org.jfree.date.SerialDate |
getSerialDate()
Returns the day as a SerialDate. |
long |
getSerialIndex()
Returns a serial index number for the day. |
int |
getYear()
Returns the year. |
RegularTimePeriod |
next()
Returns the day following this one, or null if some limit has been reached. |
static Day |
parseDay(java.lang.String s)
Parses the string argument as a day. |
RegularTimePeriod |
previous()
Returns the day preceding this one. |
java.lang.String |
toString()
Returns a string representing the day. |
Methods inherited from class org.jfree.data.time.RegularTimePeriod |
getEnd, getFirstMillisecond, getFirstMillisecond, getLastMillisecond, getLastMillisecond, getMiddleMillisecond, getMiddleMillisecond, getMiddleMillisecond, getStart |
Methods inherited from class java.lang.Object |
clone, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
protected static final java.text.DateFormat DATE_FORMAT
protected static final java.text.DateFormat DATE_FORMAT_SHORT
protected static final java.text.DateFormat DATE_FORMAT_MEDIUM
protected static final java.text.DateFormat DATE_FORMAT_LONG
Constructor Detail |
public Day()
public Day(int day, int month, int year)
day
- the day-of-the-month.month
- the month (1 to 12).year
- the year (1900 <= year <= 9999).public Day(org.jfree.date.SerialDate serialDate)
serialDate
- the day.public Day(java.util.Date time)
time
- the time.public Day(java.util.Date time, java.util.TimeZone zone)
time
- the date/time.zone
- the time zone.Method Detail |
public org.jfree.date.SerialDate getSerialDate()
Note: the reference that is returned should be an instance of an immutable SerialDate (otherwise the caller could use the reference to alter the state of this Day instance, and Day is supposed to be immutable).
public int getYear()
public int getMonth()
public int getDayOfMonth()
public RegularTimePeriod previous()
previous
in class RegularTimePeriod
public RegularTimePeriod next()
next
in class RegularTimePeriod
null
if some limit has been reached.public long getSerialIndex()
getSerialIndex
in class RegularTimePeriod
public long getFirstMillisecond(java.util.Calendar calendar)
getFirstMillisecond
in class RegularTimePeriod
calendar
- calendar to use.
public long getLastMillisecond(java.util.Calendar calendar)
getLastMillisecond
in class RegularTimePeriod
calendar
- calendar to use.
public boolean equals(java.lang.Object object)
equals
in class java.lang.Object
object
- the object.
public int compareTo(java.lang.Object o1)
compareTo
in interface java.lang.Comparable
o1
- the object to compare.
public java.lang.String toString()
toString
in class java.lang.Object
public static Day parseDay(java.lang.String s)
This method is required to recognise YYYY-MM-DD as a valid format. Anything else, for now, is a bonus.
s
- the date string to parse.
null
if the string does not contain any parseable
string, the day otherwise.
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