# | Line 128 | Line 128 | public class CountDownLatch { | |
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128 | * Uses AQS state to represent count. | |
129 | */ | |
130 | private static final class Sync extends AbstractQueuedSynchronizer { | |
131 | + | private static final long serialVersionUID = 4982264981922014374L; |
132 | + | |
133 | Sync(int count) { | |
134 | setState(count); | |
135 | } |
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