/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
import java.time.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
 
    LocalDate ld = LocalDate.now( ZoneId.of( "America/Montreal" ) );
    LocalDate xmasThisYear = MonthDay.of( Month.DECEMBER , 25 ).atYear( ld.getYear() );
    ZoneId earliestXmasZone = ZoneId.of( "Pacific/Kiritimati" ) ;
    ZonedDateTime zdtEarliestXmasThisYear = xmasThisYear.atStartOfDay( earliestXmasZone );
    Instant instantEarliestXmasThisYear = zdtEarliestXmasThisYear.toInstant();
    Clock clockEarliestXmasThisYear = Clock.fixed( instantEarliestXmasThisYear , earliestXmasZone );
 
    // Use that special fixed clock to always return the same moment.
    Instant instant = Instant.now( clockEarliestXmasThisYear );
    ZonedDateTime zdt = ZonedDateTime.now( clockEarliestXmasThisYear );
    ZonedDateTime zdtMontreal = zdt.withZoneSameInstant( ZoneId.of ( "America/Montreal" ) ) ;
 
    System.out.println( "instant.toString(): " + instant );
    System.out.println( "zdt.toString(): " + zdt );
    System.out.println( "zdtMontreal.toString(): " + zdtMontreal );
 
	}
}

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