public static void main(String[] args)  

    {

        String str="/Date(1487053489965+0800)/";

        str=str.replace("/Date(","").replace(")/","");

        String time = str.substring(0,str.length()-5);

        Date date = new Date(Long.parseLong(time));

        SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");

        System.out.print(format.format(date));

    }

   public static void main(String[] args) throws ParseException

    {

      String datdString="Tue Feb 14 2017 14:06:32 GMT+0800";

      datdString = datdString.replace("GMT", "").replaceAll("\\(.*\\)", "");

      SimpleDateFormat format = new SimpleDateFormat("EEE MMM dd yyyy hh:mm:ss z", Locale.ENGLISH);

      Date dateTrans = format.parse(datdString);

      System.out.println(new SimpleDateFormat("yyyy-MM-dd").format(dateTrans));

    }