Date to LocalDateTime

JavaTimeToDate.java

package date;

import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.ZonedDateTime;
import java.util.Date;

public class JavaTimeToDate { public static void main(String[] args) 
{ 
	
	 ZoneId defaultZoneId = ZoneId.systemDefault();
	 System.out.println("System Default TimeZone : " + defaultZoneId);
	 LocalDate localDate = LocalDate.of(2016, 8, 19);
	 Date date = Date.from(localDate.atStartOfDay(defaultZoneId).toInstant());
	 System.out.println("\n1. LocalDate -> Date");
	 System.out.println("localDate : " + localDate);
	 System.out.println("date : " + date);
	 LocalDateTime localDateTime = LocalDateTime.of(2016,8,19,21,46,31);
	 Date date2 = Date.from(localDateTime.atZone(defaultZoneId).toInstant());
	 System.out.println("\n2. LocalDateTime -> Date");
	 System.out.println("localDateTime : " + localDateTime);
	 System.out.println("date2 : " + date2);
	 ZonedDateTime zonedDateTime = localDateTime.atZone(defaultZoneId);
	 Date date3 = Date.from(zonedDateTime.toInstant());
	 System.out.println("\n3. ZonedDateTime -> Date");
	 System.out.println("zonedDateTime : " + zonedDateTime);
	 System.out.println("date3 : " + date3);
	 
	 
	 ///
	 
	 
	 Date date4 = new Date();
	LocalDateTime localDateTimeFormDate = LocalDateTime.from(date4.toInstant().atZone(defaultZoneId));
	 System.out.println("\n4. Date -> LocaleDateTime");
	 System.out.println("date4 : " + date4);
	 System.out.println("localDateTimeFormDate : " + localDateTimeFormDate);
	
} 
}