data = createDataModel();
}
private InvoiceTableModel createDataModel()
{
final Customer customer =
new Customer("Will", "Snowman", "Mr.", "12 Federal Plaza",
"12346", "AnOtherTown", "Lilliput");
final GregorianCalendar gc = new GregorianCalendar(2000, 10, 23);
final Invoice invoice = new Invoice(customer, gc.getTime(), "A-000-0123");
final Article mainboard = new Article("MB.001", "Ancient Mainboard", 199.50f);