Creating XML Documents

• Helper method to create a product element from a Product object:

  private Element createProduct(Product p)
  {
     Element e = doc.createElement("product");
     e.appendChild(createTextElement("description", p.getDescription()));
     e.appendChild(createTextElement("price", "" + p.getPrice()));
     return e;
  }

• createProduct is called from createItem:

  private Element createItem(LineItem anItem)
  {
     Element e = doc.createElement("item");
     e.appendChild(createProduct(anItem.getProduct()));
     e.appendChild(createTextElement(
           "quantity", "" + anItem.getQuantity()));
     return e;
  }