StampedLock

Class StampedLock

java.lang.Object
- java.util.concurrent.locks.StampedLock

All Implemented Interfaces:: Serializable

public class StampedLock
extends Object
implements Serializable

A capability-based lock with three modes for controlling read/write access. The state of a StampedLock consists of a version and mode. Lock acquisition methods return a stamp that represents and controls access with respect to a lock state; "try" versions of these methods may instead return the special value zero to represent failure to acquire access. Lock release and conversion methods require stamps as arguments, and fail if they do not match the state of the lock. The three modes are:

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