[英]Atomic assignment of long value in java
我有一个用例来更新 long 变量中事件的纪元时间。 这个变量也会有很多并发读取和写入。 以下是详细要求:
哪种替代方案更适合我的用例:
(x,y) -> y
使用AtomicLong因为它有助于避免显式锁定的额外开销
AtomicLong
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