/**
   Page 118.  Programming Project 13 with a graphical user interface.
   Read a date in mm/dd/yy format and display it in dd.mm.yy format
 */


import javax.swing.JOptionPane;


public class ConvertDateGUIDemo {

  public static void main( String[] args ) {


     String date = JOptionPane.showInputDialog("Enter a date in mm/dd/yy format: ");

     int firstSlash = date.indexOf("/");
     int lastSlash = date.lastIndexOf("/");

     String mm = date.substring(0, firstSlash);
     String dd = date.substring(firstSlash + 1, lastSlash);
     String yy = date.substring(lastSlash + 1);

     String convertedDate = dd + "." + mm + "." + yy;

     JOptionPane.showMessageDialog( null, "Converted Date is " + convertedDate );

     System.exit(0);
  }
}