return null;
return EMPTY_COMPONENT_ARRAY;
        public UIComponent[] toArray(UIComponent[] array) {            if (count < 1) {                // Ca doit peter ici !                iterator.next();                return null;            }            if (array == null) {                array = new UIComponent[count];            } else if (array.length < count) {                array = (UIComponent[]) Array.newInstance(array.getClass()                        .getComponentType(), count);            }            for (int i = 0; count > 0; i++) {                array[i] = (UIComponent) iterator.next();                count--;            }            return array;        }