JAVA EE: How to use toPattern() method of java.text.SimpleDateFormat class

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SimpleDateFormatDemo.java

import java.text.DateFormat;

import java.text.SimpleDateFormat;

public class SimpleDateFormatDemo

{

    public static void main(String[] args)

    {

        SimpleDateFormat df = (SimpleDateFormat) DateFormat.getDateInstance();

        /*
         * Returns:a pattern string describing this date format.
         */

        String strPattern = df.toPattern();

        System.out.println(strPattern);

        df = (SimpleDateFormat) DateFormat.getDateTimeInstance();

        strPattern = df.toPattern();

        System.out.println(strPattern);

    }

}