1. 使用proguard进行混淆优化(android studio)
来自:https://www.cnblogs.com/zhangyingai/p/7087373.html
2.加入特殊语句,防止jd-gui.
来自:https://my.oschina.net/u/2323218/blog/403621
3.一个网友对当下的apk的经验之谈
来自:https://bbs.csdn.net/topics/390598569?page=1
4.使用花指令,防止jd-gui.
来自:https://blog.csdn.net/qinzhuoheng/article/details/47002837
http://www.apkbus.com/forum.php?mod=viewthread&tid=145245&page=4#pid1774784