转自
https://blog.csdn.net/qxs965266509/article/details/8134334
https://www.cnblogs.com/ylbstu/p/8427002.html
Thread 常搞混的几个概念sleep、wait、yield、interrupt
https://blog.csdn.net/partner4java/article/details/7993420
JAVA多线程————一篇文章让你彻底征服多线程开发(一)
https://blog.csdn.net/fang323619/article/details/73904351