public class TimeTwo {
      public static void main(String[] args) throws ParseException{
          String s = "2018-08-12 12:02:23";             SimpleDateFormat g = new SimpleDateFormat("yyyy-MM-dd MM:mm:ss");             try{
                  Date h = g.parse(s); //                System.out.println(h);             }catch (ParseException e){
                  e.printStackTrace();             }         //格式String型转成Date型         DateFormat format3 = DateFormat.getDateInstance(DateFormat.LONG,Locale.SIMPLIFIED_CHINESE);         try{
              System.out.println("日期:"+format3.format(new Date()));         }catch (Exception e){
              e.printStackTrace();         }     } }