import java.text.ParseException;

import java.util.Date;

public class Text2 {

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

  Date d = new Date();

  String s = DateDemo1.dateToString(d, "h:mm a");

  System.out.println(s);

  String ss=DateDemo1.dateToString(d, "yyyy.MM.dd G 'at' HH:mm:ss z" );

  System.out.println(ss);

  

     String str ="2018.10.27";

     Date d2=DateDemo1.stringToDate(str, "yyyy.MM.dd");

     System.out.println(d2);

 }

}