对java反射机制挺迷糊的,所以找了些讲解来看~
链接如下~
https://www.zhihu.com/question/24304289
http://wiki.jikexueyuan.com/project/java-reflection/java-classes.html
http://www.sczyh30.com/posts/Java/java-reflection-1/#%E4%B8%80%E3%80%81%E5%9B%9E%E9%A1%BE%EF%BC%9A%E4%BB%80%E4%B9%88%E6%98%AF%E5%8F%8D%E5%B0%84%EF%BC%9F