Class DateTimeRule

java.lang.Object
com.ibm.icu.util.DateTimeRule
All Implemented Interfaces:
Serializable

public class DateTimeRule extends Object implements Serializable
DateTimeRule is a class representing a time in a year by a rule specified by month, day of month, day of week and time in the day.
See Also:
  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static final int
    Date rule type defined by exact day of month.
    static final int
    Date rule type defined by day of week in month.
    static final int
    Date rule type defined by first day of week on or after exact day of month.
    static final int
    Date rule type defined by last day of week on or before exact day of month.
    static final int
    Time rule type for local standard time.
    static final int
    Time rule type for coordinated universal time.
    static final int
    Time rule type for local wall time.
  • Constructor Summary

    Constructors
    Constructor
    Description
    DateTimeRule(int month, int dayOfMonth, int dayOfWeek, boolean after, int millisInDay, int timeType)
    Constructs a DateTimeRule by the first/last day of week on or after/before the day of month and the time rule.
    DateTimeRule(int month, int dayOfMonth, int millisInDay, int timeType)
    Constructs a DateTimeRule by the day of month and the time rule.
    DateTimeRule(int month, int weekInMonth, int dayOfWeek, int millisInDay, int timeType)
    Constructs a DateTimeRule by the day of week and its ordinal number and the time rule.
  • Method Summary

    Modifier and Type
    Method
    Description
    int
    Gets the date rule type, such as DOM
    int
    Gets the rule day of month.
    int
    Gets the rule day of week.
    int
    Gets the rule time in the rule day.
    int
    Gets the rule month.
    int
    Gets the rule day of week ordinal number in the month.
    int
    Gets the time rule type
    Returns a String representation of this DateTimeRule object.

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
  • Field Details

    • DOM

      public static final int DOM
      Date rule type defined by exact day of month. For example, March 14.
      See Also:
    • DOW

      public static final int DOW
      Date rule type defined by day of week in month. For example, 2nd Sunday in March.
      See Also:
    • DOW_GEQ_DOM

      public static final int DOW_GEQ_DOM
      Date rule type defined by first day of week on or after exact day of month. For example, 1st Monday on or after March 15.
      See Also:
    • DOW_LEQ_DOM

      public static final int DOW_LEQ_DOM
      Date rule type defined by last day of week on or before exact day of month. For example, last Saturday on or before March 15.
      See Also:
    • WALL_TIME

      public static final int WALL_TIME
      Time rule type for local wall time.
      See Also:
    • STANDARD_TIME

      public static final int STANDARD_TIME
      Time rule type for local standard time.
      See Also:
    • UTC_TIME

      public static final int UTC_TIME
      Time rule type for coordinated universal time.
      See Also:
  • Constructor Details

    • DateTimeRule

      public DateTimeRule(int month, int dayOfMonth, int millisInDay, int timeType)
      Constructs a DateTimeRule by the day of month and the time rule. The date rule type for an instance created by this constructor is DOM.
      Parameters:
      month - The rule month, for example, Calendar.JANUARY
      dayOfMonth - The day of month, 1-based.
      millisInDay - The milliseconds in the rule date.
      timeType - The time type, WALL_TIME or STANDARD_TIME or UTC_TIME.
    • DateTimeRule

      public DateTimeRule(int month, int weekInMonth, int dayOfWeek, int millisInDay, int timeType)
      Constructs a DateTimeRule by the day of week and its ordinal number and the time rule. The date rule type for an instance created by this constructor is DOW.
      Parameters:
      month - The rule month, for example, Calendar.JANUARY.
      weekInMonth - The ordinal number of the day of week. Negative number may be used for specifying a rule date counted from the end of the rule month.
      dayOfWeek - The day of week, for example, Calendar.SUNDAY.
      millisInDay - The milliseconds in the rule date.
      timeType - The time type, WALL_TIME or STANDARD_TIME or UTC_TIME.
    • DateTimeRule

      public DateTimeRule(int month, int dayOfMonth, int dayOfWeek, boolean after, int millisInDay, int timeType)
      Constructs a DateTimeRule by the first/last day of week on or after/before the day of month and the time rule. The date rule type for an instance created by this constructor is either DOM_GEQ_DOM or DOM_LEQ_DOM.
      Parameters:
      month - The rule month, for example, Calendar.JANUARY
      dayOfMonth - The day of month, 1-based.
      dayOfWeek - The day of week, for example, Calendar.SUNDAY.
      after - true if the rule date is on or after the day of month.
      millisInDay - The milliseconds in the rule date.
      timeType - The time type, WALL_TIME or STANDARD_TIME or UTC_TIME.
  • Method Details

    • getDateRuleType

      public int getDateRuleType()
      Gets the date rule type, such as DOM
      Returns:
      The date rule type.
    • getRuleMonth

      public int getRuleMonth()
      Gets the rule month.
      Returns:
      The rule month.
    • getRuleDayOfMonth

      public int getRuleDayOfMonth()
      Gets the rule day of month. When the date rule type is DOW, the value is always 0.
      Returns:
      The rule day of month
    • getRuleDayOfWeek

      public int getRuleDayOfWeek()
      Gets the rule day of week. When the date rule type is DOM, the value is always 0.
      Returns:
      The rule day of week.
    • getRuleWeekInMonth

      public int getRuleWeekInMonth()
      Gets the rule day of week ordinal number in the month. When the date rule type is not DOW, the value is always 0.
      Returns:
      The rule day of week ordinal number in the month.
    • getTimeRuleType

      public int getTimeRuleType()
      Gets the time rule type
      Returns:
      The time rule type, either WALL_TIME or STANDARD_TIME or UTC_TIME.
    • getRuleMillisInDay

      public int getRuleMillisInDay()
      Gets the rule time in the rule day.
      Returns:
      The time in the rule day in milliseconds.
    • toString

      public String toString()
      Returns a String representation of this DateTimeRule object. This method is used for debugging purpose only. The string representation can be changed in future version of ICU without any notice.
      Overrides:
      toString in class Object