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* returns snapshots of these state queries in a form convenient for |
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* informal monitoring. |
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* |
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* <p>Memory consistency effects: Actions prior to any form of arrive |
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* method <a href="package-summary.html#MemoryVisibility"> |
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* <i>happen-before</i></a> a corresponding phase advance and |
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* onAdvance actions (if present), which in turn <i>happen-before</i> |
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* actions following the phase advance. |
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* |
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* <p><b>Sample usages:</b> |
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* |
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* <p>A {@code Phaser} may be used instead of a {@code CountDownLatch} |