import java.time.ZonedDateTime;
import java.time.format.DateTimeFormatter;
import java.util.Locale;

public class Main {
	public static void main(String[] args) {
		// Test
		System.out.println(parse("Tue Jun 20 14:53:08 CEST 2017"));
		System.out.println(parse("Tue Jun 20 13:40:37 GMT+02:00 2017"));
	}

	static ZonedDateTime parse(String strDateTime) {
		DateTimeFormatter dtf = DateTimeFormatter.ofPattern("E MMM d H:m:s z u", Locale.ENGLISH);
		return ZonedDateTime.parse(strDateTime, dtf);
	}
}