.addAttribute("value", String.valueOf(value)) .addAttribute("role", getDescription());
.addAttribute("value", String.valueOf(value));  String role = getDescription(); if (!role.equals(DEFAULT_ROLE)) element.addAttribute("role", role);
	public Element toElement(Branch parent) {		Element element = parent.addElement(ELEMENT_NAME)			.addAttribute("value", String.valueOf(value))			.addAttribute("role", getDescription());		return element;	}