import java.time.DayOfWeek;
import java.time.ZoneId;
import java.time.ZonedDateTime;
import java.time.temporal.WeekFields;
 
public class Main {
    public static void main(String[] args) {
        // Replace ZoneId.systemDefault() with the required ZoneId e.g. ZoneId.of("Europe/London)
        ZonedDateTime zdt = ZonedDateTime.now(ZoneId.systemDefault());
        DayOfWeek dow = zdt.getDayOfWeek();
        System.out.println(dow);
        System.out.println(dow.getValue()); // Monday is day-1
 
        // In case you need Sunday as day-1
        System.out.println(zdt.get(WeekFields.SUNDAY_START.dayOfWeek())); // Sunday is day-1
    }
}

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