Java tutorial
import java.nio.file.attribute.FileTime; import java.util.concurrent.TimeUnit; public class Main { public static void main(String[] args) throws Exception { long time = System.currentTimeMillis(); FileTime fileTime = FileTime.fromMillis(time); FileTime fileTime1 = FileTime.from(time, TimeUnit.MILLISECONDS); System.out.println(fileTime.compareTo(fileTime1)); } }