Invoice

package org.andreagrandi.test;import org.andreagrandi.*;/** * * @author Andrea Grandi */public class InvoiceClient{     public static void main()    {        InvoiceTest();    }        public static void InvoiceTest()    {        Bundle b = new Bundle();                Item a1 = new Article("AR001", "Primo Articolo", 24.8);        b.addItem(a1);                Item a2 = new Article("AR002", "Secondo Articolo", 56.0);        b.addItem(a2);                System.out.println("Test eseguito!");    }}