Package one.nio.lock

Class PaddedRWLock

java.lang.Object

java.util.concurrent.locks.AbstractOwnableSynchronizer

java.util.concurrent.locks.AbstractQueuedSynchronizer

one.nio.lock.RWLock

one.nio.lock.PaddedRWLock

All Implemented Interfaces:

Serializable

public class PaddedRWLock
extends RWLock

Version of RWLock with cache line padding to prevent false sharing.

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.util.concurrent.locks.AbstractQueuedSynchronizer

AbstractQueuedSynchronizer.ConditionObject

Field Summary

Fields

Modifier and Type	Field	Description
private long	p1
private long	p10
private long	p11
private long	p12
private long	p13
private long	p2
private long	p3
private long	p4
private long	p5
private long	p6
private long	p7
private long	p8
private long	p9

Constructor Summary

Constructors

Constructor	Description
PaddedRWLock()

Method Summary

Modifier and Type	Method	Description
long	preventOptimization()

Methods inherited from class one.nio.lock.RWLock

downgrade, lockRead, lockRead, lockWrite, lockWrite, tryAcquireShared, tryReleaseShared, unlock, unlockRead, unlockWrite

Methods inherited from class java.util.concurrent.locks.AbstractQueuedSynchronizer

acquire, acquireInterruptibly, acquireShared, acquireSharedInterruptibly, compareAndSetState, getExclusiveQueuedThreads, getFirstQueuedThread, getQueuedThreads, getQueueLength, getSharedQueuedThreads, getState, getWaitingThreads, getWaitQueueLength, hasContended, hasQueuedPredecessors, hasQueuedThreads, hasWaiters, isHeldExclusively, isQueued, owns, release, releaseShared, setState, toString, tryAcquire, tryAcquireNanos, tryAcquireSharedNanos, tryRelease

Methods inherited from class java.util.concurrent.locks.AbstractOwnableSynchronizer

getExclusiveOwnerThread, setExclusiveOwnerThread

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Details

p1

private volatile long p1

p2

private volatile long p2

p3

private volatile long p3

p4

private volatile long p4

p5

private volatile long p5

p6

private volatile long p6

p7

private volatile long p7

p8

private volatile long p8

p9

private volatile long p9

p10

private volatile long p10

p11

private volatile long p11

p12

private volatile long p12

p13

private volatile long p13

Constructor Details

PaddedRWLock

public PaddedRWLock()

Method Details

preventOptimization

public long preventOptimization()