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com.greenpepper.shaded.com.ibm.icu.util.DateTimeRule Maven / Gradle / Ivy
// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html#License
/*
*******************************************************************************
* Copyright (C) 2007-2010, International Business Machines Corporation and *
* others. All Rights Reserved. *
*******************************************************************************
*/
package com.greenpepper.shaded.com.ibm.icu.util;
import java.io.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.
*
* @stable ICU 3.8
*/
public class DateTimeRule implements Serializable {
private static final long serialVersionUID = 2183055795738051443L;
/**
* Date rule type defined by exact day of month.
* For example, March 14.
*
* @stable ICU 3.8
*/
public static final int DOM = 0;
/**
* Date rule type defined by day of week in month.
* For example, 2nd Sunday in March.
*
* @stable ICU 3.8
*/
public static final int DOW = 1;
/**
* 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.
*
* @stable ICU 3.8
*/
public static final int DOW_GEQ_DOM = 2;
/**
* 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.
*
* @stable ICU 3.8
*/
public static final int DOW_LEQ_DOM = 3;
/**
* Time rule type for local wall time.
*
* @stable ICU 3.8
*/
public static final int WALL_TIME = 0;
/**
* Time rule type for local standard time.
*
* @stable ICU 3.8
*/
public static final int STANDARD_TIME = 1;
/**
* Time rule type for coordinated universal time.
*
* @stable ICU 3.8
*/
public static final int UTC_TIME = 2;
// private stuff
private final int dateRuleType;
private final int month;
private final int dayOfMonth;
private final int dayOfWeek;
private final int weekInMonth;
private final int timeRuleType;
private final int millisInDay;
/**
* 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.
*
* @param month The rule month, for example, Calendar.JANUARY
* @param dayOfMonth The day of month, 1-based.
* @param millisInDay The milliseconds in the rule date.
* @param timeType The time type, WALL_TIME or STANDARD_TIME
* or UTC_TIME.
*
* @stable ICU 3.8
*/
public DateTimeRule(int month, int dayOfMonth,
int millisInDay, int timeType) {
dateRuleType = DOM;
this.month = month;
this.dayOfMonth = dayOfMonth;
this.millisInDay = millisInDay;
this.timeRuleType = timeType;
// not used by this rule type
this.dayOfWeek = 0;
this.weekInMonth = 0;
}
/**
* Constructs a DateTimeRule by the day of week and its oridinal
* number and the time rule. The date rule type for an instance created
* by this constructor is DOW.
*
* @param month The rule month, for example, Calendar.JANUARY.
* @param 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.
* @param dayOfWeek The day of week, for example, Calendar.SUNDAY.
* @param millisInDay The milliseconds in the rule date.
* @param timeType The time type, WALL_TIME or STANDARD_TIME
* or UTC_TIME.
*
* @stable ICU 3.8
*/
public DateTimeRule(int month, int weekInMonth, int dayOfWeek,
int millisInDay, int timeType) {
dateRuleType = DOW;
this.month = month;
this.weekInMonth = weekInMonth;
this.dayOfWeek = dayOfWeek;
this.millisInDay = millisInDay;
this.timeRuleType = timeType;
// not used by this rule type
this.dayOfMonth = 0;
}
/**
* 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.
*
* @param month The rule month, for example, Calendar.JANUARY
* @param dayOfMonth The day of month, 1-based.
* @param dayOfWeek The day of week, for example, Calendar.SUNDAY.
* @param after true if the rule date is on or after the day of month.
* @param millisInDay The milliseconds in the rule date.
* @param timeType The time type, WALL_TIME or STANDARD_TIME
* or UTC_TIME.
*
* @stable ICU 3.8
*/
public DateTimeRule(int month, int dayOfMonth, int dayOfWeek, boolean after,
int millisInDay, int timeType) {
this.dateRuleType = after ? DOW_GEQ_DOM : DOW_LEQ_DOM;
this.month = month;
this.dayOfMonth = dayOfMonth;
this.dayOfWeek = dayOfWeek;
this.millisInDay = millisInDay;
this.timeRuleType = timeType;
// not used by this rule type
this.weekInMonth = 0;
}
/**
* Gets the date rule type, such as DOM
*
* @return The date rule type.
*
* @stable ICU 3.8
*/
public int getDateRuleType() {
return dateRuleType;
}
/**
* Gets the rule month.
*
* @return The rule month.
*
* @stable ICU 3.8
*/
public int getRuleMonth() {
return month;
}
/**
* Gets the rule day of month. When the date rule type
* is DOW, the value is always 0.
*
* @return The rule day of month
*
* @stable ICU 3.8
*/
public int getRuleDayOfMonth() {
return dayOfMonth;
}
/**
* Gets the rule day of week. When the date rule type
* is DOM, the value is always 0.
*
* @return The rule day of week.
*
* @stable ICU 3.8
*/
public int getRuleDayOfWeek() {
return dayOfWeek;
}
/**
* Gets the rule day of week ordinal number in the month.
* When the date rule type is not DOW, the value is
* always 0.
*
* @return The rule day of week ordinal number in the month.
*
* @stable ICU 3.8
*/
public int getRuleWeekInMonth() {
return weekInMonth;
}
/**
* Gets the time rule type
*
* @return The time rule type, either WALL_TIME or STANDARD_TIME
* or UTC_TIME.
*
* @stable ICU 3.8
*/
public int getTimeRuleType() {
return timeRuleType;
}
/**
* Gets the rule time in the rule day.
*
* @return The time in the rule day in milliseconds.
*
* @stable ICU 3.8
*/
public int getRuleMillisInDay() {
return millisInDay;
}
private static final String[] DOWSTR = {"", "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
private static final String[] MONSTR = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
/**
* 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.
*
* @stable ICU 3.8
*/
@Override
public String toString() {
String sDate = null;
String sTimeRuleType = null;
switch (dateRuleType) {
case DOM:
sDate = Integer.toString(dayOfMonth);
break;
case DOW:
sDate = Integer.toString(weekInMonth) + DOWSTR[dayOfWeek];
break;
case DOW_GEQ_DOM:
sDate = DOWSTR[dayOfWeek] + ">=" + Integer.toString(dayOfMonth);
break;
case DOW_LEQ_DOM:
sDate = DOWSTR[dayOfWeek] + "<=" + Integer.toString(dayOfMonth);
break;
}
switch (timeRuleType) {
case WALL_TIME:
sTimeRuleType = "WALL";
break;
case STANDARD_TIME:
sTimeRuleType = "STD";
break;
case UTC_TIME:
sTimeRuleType = "UTC";
break;
}
int time = millisInDay;
int millis = time % 1000;
time /= 1000;
int secs = time % 60;
time /= 60;
int mins = time % 60;
int hours = time / 60;
StringBuilder buf = new StringBuilder();
buf.append("month=");
buf.append(MONSTR[month]);
buf.append(", date=");
buf.append(sDate);
buf.append(", time=");
buf.append(hours);
buf.append(":");
buf.append(mins/10);
buf.append(mins%10);
buf.append(":");
buf.append(secs/10);
buf.append(secs%10);
buf.append(".");
buf.append(millis/100);
buf.append((millis/10)%10);
buf.append(millis%10);
buf.append("(");
buf.append(sTimeRuleType);
buf.append(")");
return buf.toString();
}
}
