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java.lang.Objectorg.jfree.data.time.RegularTimePeriod
org.jfree.data.time.Minute
public class Minute
Represents a minute. This class is immutable, which is a requirement for
all RegularTimePeriod subclasses.
| Field Summary | |
|---|---|
static int |
FIRST_MINUTE_IN_HOUR
Useful constant for the first minute in a day. |
static int |
LAST_MINUTE_IN_HOUR
Useful constant for the last minute in a day. |
| 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 | |
|---|---|
Minute()
Constructs a new Minute, based on the system date/time. |
|
Minute(java.util.Date time)
Constructs a new Minute, based on the supplied date/time. |
|
Minute(java.util.Date time,
java.util.TimeZone zone)
Constructs a new Minute, based on the supplied date/time and timezone. |
|
Minute(int minute,
Hour hour)
Constructs a new Minute. |
|
Minute(int minute,
int hour,
int day,
int month,
int year)
Creates a new minute. |
|
| Method Summary | |
|---|---|
int |
compareTo(java.lang.Object o1)
Returns an integer indicating the order of this Minute object relative to the specified object: negative == before, zero == same, positive == after. |
boolean |
equals(java.lang.Object obj)
Tests the equality of this object against an arbitrary Object. |
Day |
getDay()
Returns the day. |
long |
getFirstMillisecond()
Returns the first millisecond of the minute. |
long |
getFirstMillisecond(java.util.Calendar calendar)
Returns the first millisecond of the minute. |
Hour |
getHour()
Returns the hour. |
int |
getHourValue()
Returns the hour. |
long |
getLastMillisecond()
Returns the last millisecond of the minute. |
long |
getLastMillisecond(java.util.Calendar calendar)
Returns the last millisecond of the minute. |
int |
getMinute()
Returns the minute. |
long |
getSerialIndex()
Returns a serial index number for the minute. |
int |
hashCode()
Returns a hash code for this object instance. |
RegularTimePeriod |
next()
Returns the minute following this one. |
static Minute |
parseMinute(java.lang.String s)
Creates a Minute instance by parsing a string. |
void |
peg(java.util.Calendar calendar)
Recalculates the start date/time and end date/time for this time period relative to the supplied calendar (which incorporates a time zone). |
RegularTimePeriod |
previous()
Returns the minute preceding this one. |
| Methods inherited from class org.jfree.data.time.RegularTimePeriod |
|---|
createInstance, downsize, getEnd, getFirstMillisecond, getLastMillisecond, getMiddleMillisecond, getMiddleMillisecond, getMiddleMillisecond, getStart, toString |
| Methods inherited from class java.lang.Object |
|---|
clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
| Field Detail |
|---|
public static final int FIRST_MINUTE_IN_HOUR
public static final int LAST_MINUTE_IN_HOUR
| Constructor Detail |
|---|
public Minute()
public Minute(int minute,
Hour hour)
minute - the minute (0 to 59).hour - the hour (null not permitted).public Minute(java.util.Date time)
time - the time (null not permitted).
public Minute(java.util.Date time,
java.util.TimeZone zone)
time - the time (null not permitted).zone - the time zone (null not permitted).
public Minute(int minute,
int hour,
int day,
int month,
int year)
minute - the minute (0-59).hour - the hour (0-23).day - the day (1-31).month - the month (1-12).year - the year (1900-9999).| Method Detail |
|---|
public Day getDay()
public Hour getHour()
null).public int getHourValue()
public int getMinute()
public long getFirstMillisecond()
peg(Calendar) method.
getFirstMillisecond in class RegularTimePeriodgetLastMillisecond()public long getLastMillisecond()
peg(Calendar) method.
getLastMillisecond in class RegularTimePeriodgetFirstMillisecond()public void peg(java.util.Calendar calendar)
peg in class RegularTimePeriodcalendar - the calendar (null not permitted).public RegularTimePeriod previous()
previous in class RegularTimePeriodpublic RegularTimePeriod next()
next in class RegularTimePeriodpublic long getSerialIndex()
getSerialIndex in class RegularTimePeriodpublic long getFirstMillisecond(java.util.Calendar calendar)
getFirstMillisecond in class RegularTimePeriodcalendar - the calendar which defines the timezone
(null not permitted).
java.lang.NullPointerException - if calendar is
null.RegularTimePeriod.getLastMillisecond(Calendar)public long getLastMillisecond(java.util.Calendar calendar)
getLastMillisecond in class RegularTimePeriodcalendar - the calendar / timezone (null not
permitted).
java.lang.NullPointerException - if calendar is
null.RegularTimePeriod.getFirstMillisecond(Calendar)public boolean equals(java.lang.Object obj)
This method will return true ONLY if the object is a Minute object representing the same minute as this instance.
equals in class java.lang.Objectobj - the object to compare (null permitted).
true if the minute and hour value of this and the
object are the same.public int hashCode()
http://developer.java.sun.com/developer/Books/effectivejava
/Chapter3.pdf
hashCode in class java.lang.Objectpublic int compareTo(java.lang.Object o1)
compareTo in interface java.lang.Comparableo1 - object to compare.
public static Minute parseMinute(java.lang.String s)
s - the minute string to parse.
null, if the string is not parseable, the minute
otherwise.
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