The semantics around releasing locks with pending reads were also unclear for years. If you called read() but didn't await it, then called releaseLock(), what happened? The spec was recently clarified to cancel pending reads on lock release – but implementations varied, and code that relied on the previous unspecified behavior can break.
controller.enqueue(generateData()); // desiredSize: -999999
，这一点在同城约会中也有详细论述
// 3. 要求稳定排序: 归并排序，更多细节参见heLLoword翻译官方下载
#欢迎关注爱范儿官方微信公众号：爱范儿（微信号：ifanr），更多精彩内容第一时间为您奉上。。关于这个话题，同城约会提供了深入分析