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February 12, 2016 09:51
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How To Use DateUtils for some operations java.util.Date www.putracode.com
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package com.putracode.time; | |
import org.apache.commons.lang3.time.DateUtils; | |
import java.util.Calendar; | |
import java.util.Date; | |
import static com.putracode.Util.*; | |
/** | |
* Created by KrisnaPutra on 2/11/2016. | |
*/ | |
public class Learn_DateUtils { | |
public static void main(String[] args) throws Exception{ | |
Date date= DateUtils.parseDate("12/02/2016","dd/MM/yyyy"); | |
String STRING_DATE="21/02/1987"; | |
String STRING_FORMAT_PATTERN="dd/MM/yyyy"; | |
printTitle("Common-Lang3 : DateUtils"); | |
println("Date Now is : "+date); | |
println("Add Day 1 : "+ DateUtils.addDays(date,1)); | |
println("Add Hours : "+ DateUtils.addHours(date,1)); | |
println("Add Miliseconds : "+DateUtils.addMilliseconds(date,100)); | |
println("Add Minutes : "+DateUtils.addMilliseconds(date,30)); | |
println("Add Seconds : "+DateUtils.addSeconds(date,30)); | |
println("Add Weeks : "+DateUtils.addWeeks(date,3)); | |
println("Add Years : "+DateUtils.addYears(date,1)); | |
println("Ceiling : "+DateUtils.ceiling(date, Calendar.MONTH)); | |
println("Get Fragment in a Days : "+DateUtils.getFragmentInDays(date,Calendar.YEAR)); | |
println("I Same Day "+DateUtils.isSameDay(new Date() ,new Date())); | |
println("I Same Instant "+DateUtils.isSameInstant(new Date(), new Date())); | |
println("Parse String to Date : "+DateUtils.parseDate(STRING_DATE,STRING_FORMAT_PATTERN)); | |
println("Round Date : "+STRING_DATE+" With CALENDAR.MONTH :"+DateUtils.round(DateUtils.parseDate(STRING_DATE,STRING_FORMAT_PATTERN),Calendar.MONTH)); | |
// round(Date,MONTH) IF Day >= 15 will be next Month( 01 NEXT_MONTH) ELSE 01 CURRENT MONTH | |
println("**** if you wan't to change Day, Month and Years. can use setDays,setMonth,setYears"); | |
println("Date = "+date); | |
println("Date set Days to 1th : "+DateUtils.setDays(date,1)); | |
println("Date set Month to Jan : "+DateUtils.setMonths(date,1)); | |
println("Date set Year to 2010 : "+DateUtils.setYears(date,2010)); | |
try { | |
print("trying to set februai to 30th : "); | |
println(""+DateUtils.setDays(date,30)); | |
}catch (Exception e){ | |
println(" Exception Set Date in Feb to 30th : "+e.getMessage()); | |
} | |
println("Truncdate Date : "+date+" for Month : "+DateUtils.truncate(date,Calendar.MONTH)); | |
} | |
} |
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