Java 时间

private synchronized static String getTransFileDateTime() {
  try {
   Thread.sleep(1);
  } catch (InterruptedException e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
  }
  long time = System.currentTimeMillis();
  SimpleDateFormat sdfTimeb = new SimpleDateFormat("yyyyMMddHHmmssSS");
  Date d =  new Date(time);
  String formatStr = sdfTimeb.format(d);
  return formatStr;
 }