2018-1-8
http://surlymo.iteye.com/blog/2082684 Three implementations of distributed locks (principle)
http://blog.csdn.net/zxp_cpinfo/article/details/53692922 The principle and implementation of distributed locks
http://blog.csdn.net/ugg/article/details/41894947 Implementing distributed locks based on Redis
http://zhengyun-ustc.iteye.com/blog/1894955 E-commerce topic V: Distributed lock (Zheng Yun)
http://www.sohu.com/a/121511814_464071 This is the real distributed lock
https://www.cnblogs.com/PurpleDream/p/5559352.html Distributed lock 1 Java common technical solutions