CaffeineCacheManager 包装类null 值转换为
NullValue.INSTANCE 放进缓存中,这样后续的操作就不会进入到缓存中Cache instance with
the specified name and the given internal
Cache to use.Cache instance with
the specified name and the given internal
Cache to use.callback.onLockSuccess()
如果获取锁失败,则执行 callback.onLockFailed()callback.onLockSuccess() 如果获取锁失败,则执行
callback.onLockFailed()callback.onLockSuccess() 如果获取锁失败,则执行
callback.onLockFailed()callback.onLockSuccess() 如果获取锁失败,则执行
callback.onLockFailed()Thread.sleep(long),规避 SonarQube 会扫描 Thread.sleep 代码。Copyright © 2018–2019. All rights reserved.