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/** |
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* A capability-based lock with three modes for controlling read/write |
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< |
* access. The state of a StampedLock consists of a version and |
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< |
* mode. Lock acquisition methods return a stamp that represents and |
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> |
* access. The state of a StampedLock consists of a version and mode. |
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> |
* Lock acquisition methods return a stamp that represents and |
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* controls access with respect to a lock state; "try" versions of |
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* these methods may instead return the special value zero to |
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* represent failure to acquire access. Lock release and conversion |
