import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.ZonedDateTime;

public class Main {
	public static void main(String[] args) {
		String strDateTime = "2020-04-19T19:00:54";
		LocalDateTime ldt = LocalDateTime.parse(strDateTime);
		System.out.println(ldt);

		// Convert to ZonedDateTime using JVM's timezone
		ZonedDateTime zdtSystem = ldt.atZone(ZoneId.systemDefault());
		System.out.println(zdtSystem);

		// Convert the ZonedDateTime to some other timezone e.g. Asia/Kolkata
		ZonedDateTime zdtIndia = zdtSystem.withZoneSameInstant(ZoneId.of("Asia/Kolkata"));
		System.out.println(zdtIndia);
	}
}