# Package org.jfree.date

Date classes.

See: Description

- Interface Summary
  Interface | Description
  --- | ---
  MonthConstants | Useful constants for months.

- Class Summary
  Class | Description
  --- | ---
  AnnualDateRule | The base class for all 'annual' date rules: that is, rules for generating one date for any given year.
  DateUtilities | Some useful date methods.
  DayAndMonthRule | An annual date rule where the generated date always falls on the same day and month each year.
  DayOfWeekInMonthRule | An annual date rule that specifies the nth day of the week in a given month (for example, the third Wednesday in June, or the last Friday in November).
  EasterSundayRule | An annual date rule for Easter (Sunday).
  RelativeDayOfWeekRule | An annual date rule that returns a date for each year based on (a) a reference rule; (b) a day of the week; and (c) a selection parameter (SerialDate.PRECEDING, SerialDate.NEAREST, SerialDate.FOLLOWING).
  SerialDate | An abstract class that defines our requirements for manipulating dates, without tying down a particular implementation.
  SerialDateUtilities | A utility class that provides a number of useful methods (some static).
  SpreadsheetDate | Represents a date using an integer, in a similar fashion to the implementation in Microsoft Excel.

## Package org.jfree.date Description

Date classes.