尽心知性知天
does the following code compile?
public class Puzzler { <T> T cast(T t, Class<T> clazz) { return clazz.cast(t); } <T> T nop(T t) { return cast(t, t.getClass()); }}
posted on 2012-03-16 23:47 grep 阅读(144) 评论(0) 编辑 收藏 举报