java.lang.Object
- java.util.concurrent.locks.AbstractOwnableSynchronizer
- - java.util.concurrent.locks.AbstractQueuedSynchronizer
  - - one.nio.lock.RWLock
    - - one.nio.lock.PaddedRWLock

All Implemented Interfaces:

java.io.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
  java.util.concurrent.locks.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

All Methods Instance Methods Concrete Methods
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 Detail

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 Detail
- PaddedRWLock
```
public PaddedRWLock()
```

Method Detail
- preventOptimization
```
public long preventOptimization()
```

Class PaddedRWLock

Nested Class Summary

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

Field Summary

Constructor Summary

Method Summary

Methods inherited from class one.nio.lock.RWLock

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

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

Methods inherited from class java.lang.Object

Field Detail

p1

p2

p3

p4

p5

p6

p7

p8

p9

p10

p11

p12

p13

Constructor Detail

PaddedRWLock

Method Detail

preventOptimization