Module platform
Package org.jfree.data.time

Class FixedMillisecond

java.lang.Object
org.jfree.data.time.RegularTimePeriod
org.jfree.data.time.FixedMillisecond
All Implemented Interfaces:
Serializable, Comparable, MonthConstants, TimePeriod
public class FixedMillisecond extends RegularTimePeriod implements Serializable
Wrapper for a java.util.Date object that allows it to be used as a RegularTimePeriod. This class is immutable, which is a requirement for all RegularTimePeriod subclasses.
See Also:

  • Constructor Details

    • FixedMillisecond

      public FixedMillisecond()
      Constructs a millisecond based on the current system time.

    • FixedMillisecond

      public FixedMillisecond(long millisecond)
      Constructs a millisecond.
      Parameters:
      millisecond - the millisecond (same encoding as java.util.Date).

    • FixedMillisecond

      public FixedMillisecond(Date time)
      Constructs a millisecond.
      Parameters:
      time - the time (null not permitted).

  • Method Details

    • getTime

      public Date getTime()
      Returns the date/time (creates a new Date instance each time this method is called).
      Returns:
      The date/time.

    • peg

      public void peg(Calendar calendar)
      This method is overridden to do nothing.
      Specified by:
      peg in class RegularTimePeriod
      Parameters:
      calendar - ignored

    • previous

      public RegularTimePeriod previous()
      Returns the millisecond preceding this one.
      Specified by:
      previous in class RegularTimePeriod
      Returns:
      The millisecond preceding this one.

    • next

      public RegularTimePeriod next()
      Returns the millisecond following this one.
      Specified by:
      next in class RegularTimePeriod
      Returns:
      The millisecond following this one.

    • equals

      public boolean equals(Object object)
      Tests the equality of this object against an arbitrary Object.
      Overrides:
      equals in class Object
      Parameters:
      object - the object to compare
      Returns:
      A boolean.

    • hashCode

      public int hashCode()
      Returns a hash code for this object instance.
      Overrides:
      hashCode in class Object
      Returns:
      A hash code.

    • compareTo

      public int compareTo(Object o1)
      Returns an integer indicating the order of this Millisecond object relative to the specified object: negative == before, zero == same, positive == after.
      Specified by:
      compareTo in interface Comparable
      Parameters:
      o1 - the object to compare.
      Returns:
      negative == before, zero == same, positive == after.

    • getFirstMillisecond

      public long getFirstMillisecond()
      Returns the first millisecond of the time period.
      Specified by:
      getFirstMillisecond in class RegularTimePeriod
      Returns:
      The first millisecond of the time period.
      See Also:

    • getFirstMillisecond

      public long getFirstMillisecond(Calendar calendar)
      Returns the first millisecond of the time period.
      Specified by:
      getFirstMillisecond in class RegularTimePeriod
      Parameters:
      calendar - the calendar.
      Returns:
      The first millisecond of the time period.
      See Also:

    • getLastMillisecond

      public long getLastMillisecond()
      Returns the last millisecond of the time period.
      Specified by:
      getLastMillisecond in class RegularTimePeriod
      Returns:
      The last millisecond of the time period.
      See Also:

    • getLastMillisecond

      public long getLastMillisecond(Calendar calendar)
      Returns the last millisecond of the time period.
      Specified by:
      getLastMillisecond in class RegularTimePeriod
      Parameters:
      calendar - the calendar.
      Returns:
      The last millisecond of the time period.
      See Also:

    • getMiddleMillisecond

      public long getMiddleMillisecond()
      Returns the millisecond closest to the middle of the time period.
      Overrides:
      getMiddleMillisecond in class RegularTimePeriod
      Returns:
      The millisecond closest to the middle of the time period.

    • getMiddleMillisecond

      public long getMiddleMillisecond(Calendar calendar)
      Returns the millisecond closest to the middle of the time period.
      Overrides:
      getMiddleMillisecond in class RegularTimePeriod
      Parameters:
      calendar - the calendar.
      Returns:
      The millisecond closest to the middle of the time period.

    • getSerialIndex

      public long getSerialIndex()
      Returns a serial index number for the millisecond.
      Specified by:
      getSerialIndex in class RegularTimePeriod
      Returns:
      The serial index number.