Java学习笔记2：当构造方法有多个参数时考虑使用Builder
http://www.oak.hk/blog/2014/09/16/consider-a-builder-when-faced-with-many-constructor-parameters/
转载于:https://www.cnblogs.com/reader2012/p/4006315.html
转载于:https://www.cnblogs.com/reader2012/p/4006315.html