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2015年5月2日

摘要： Integer is a subtype of NumberDouble is a subtype of NumberArrayList is a subtype of ListList is a subtype of CollectionCollection is a subtype of Ite... 阅读全文

posted @ 2015-05-02 13:21 Ring 阅读(289) 评论(0) 推荐(0) 编辑

Generics and Collection (1)

摘要： 1 public static void main(String args[]) { 2 List ints = Arrays.asList(new Integer[]{new Integer(1), new Integer(3)}); 3 int s =0; 4 ... 阅读全文

posted @ 2015-05-02 12:26 Ring 阅读(341) 评论(0) 推荐(0) 编辑