ArrayList c.toArray might (incorrectly) not return Object[] (see 6260652)

Bug ID: JDK-6260652 (coll) Arrays.asList(x).toArray().getClass() should be Object[].class

    问题主要是下面这么一段c.toArray might (incorrectly) not return Object[] (see 6260652)     翻译过来的话就是toArray返回的数组的类型不一定是Object[]的

 public ArrayList(Collection