code: public static final String formatTime(long timestamp) {
          DateFormat sdf = dateformats.get();
          if (sdf == null) {
              sdf = getDateFormat();
              dateformats.set(sdf);
          }
          return sdf.format(timestamp);
      }
docs: Return the given time formatted as dd/MMM/yyyy HH:mm:ss:SSS Z
  
  @param timestamp
  A timestamp as a long, e.g. what would be returned from
  <code>System.currentTimeMillis()</code>
  @return formated date string