克隆Java中的迭代器？

将执行以下操作：

ListIterator<String> i1 = players.listIterator(0);while (i1.hasNext()) {    String p1 = i1.next();    ListIterator<String> i2 = players.listIterator(i1.nextIndex());    while (i2.hasNext()) {        String p2 = i2.next();        System.out.println("Interact: " + p1 + ", " + p2);    }}

它依靠

ListIterator