数组转Arraylist后添加数据再转回来

private String[] Array = {"1", "2", "3", "4", "5"}; //原数组
List<String> list=new ArrayList<>(Arrays.asList(Array));  //转list
list.add(数据);  //添加数据
String[] strings = list.toArray(new String[list.size()]);  //转回string[]数组