Java DateTime w/ custom formatting

TimeTravel.java

import java.time.*;
import java.time.format.DateTimeFormatter;

public class TimeTravel
{
	public static void main (String[] args)
	{
		LocalDateTime ldt = LocalDateTime.now();
		DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");
		String time = formatter.format(ldt);
    		System.out.println(String.format("[%s]", time));
	}
}

Prints a timestamp in the format [2018-11-6 21:32:52]