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51CTO
3 年
丧心病狂,竟有Thread.sleep(0)这种神仙写法?
Thread.sleep(0) 不是什么无用的代码。sleep 方法可用于在 java 代码中放置一个安全点。可以提前在长循环中触发GC,避免GC线程长时间等待,从而避免达到拉长GC时间的目的。 前言 最近在网上看到了一段代码,让我感到很迷茫。他在代码中使用了Thread.sleep(0),让 ...
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