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  1. JDK
  2. JDK-8192943

Optimize atomic accumulators using VarHandle getAndSet

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      Various methods such as LongAdder.sumThenReset can be optimized to do one atomic operation instead of two using VarHandle.getAndSet

      http://concurrency.markmail.org/thread/nurbw4vg7vdo5wbh

            martin Martin Buchholz
            martin Martin Buchholz
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