Package org.spiderwiz.zutils

Class ZLock

java.lang.Object

java.util.concurrent.locks.ReentrantReadWriteLock

org.spiderwiz.zutils.ZLock

All Implemented Interfaces:

Serializable, ReadWriteLock

public final class ZLock
extends ReentrantReadWriteLock

An implementation of ReentrantReadWriteLock with an easier read-write lock mechanism.

See Also:

Serialized Form

Nested Class Summary

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

ReentrantReadWriteLock.ReadLock, ReentrantReadWriteLock.WriteLock

Constructor Summary

Constructors

Constructor	Description
ZLock()	Creates a new lock with default (nonfair) ordering properties.
ZLock(boolean fair)	Creates a new lock with the given fairness policy.

Method Summary

Modifier and Type	Method	Description
void	lockRead()	Locks this lock for reading.
void	lockWrite()	Locks this lock for writing.
void	unlockRead()	Unlocks this lock after being locked for reading.
void	unlockWrite()	Unlock this lock after being locked for writing.

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

getOwner, getQueuedReaderThreads, getQueuedThreads, getQueuedWriterThreads, getQueueLength, getReadHoldCount, getReadLockCount, getWaitingThreads, getWaitQueueLength, getWriteHoldCount, hasQueuedThread, hasQueuedThreads, hasWaiters, isFair, isWriteLocked, isWriteLockedByCurrentThread, readLock, toString, writeLock

Methods inherited from class java.lang.Object

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

Constructor Details

ZLock

public ZLock()

Creates a new lock with default (nonfair) ordering properties.

ZLock

public ZLock(boolean fair)

Creates a new lock with the given fairness policy.

Parameters:

fair - true if this lock should use a fair ordering policy.

Method Details

lockRead

public void lockRead()

Locks this lock for reading.

unlockRead

public void unlockRead()

Unlocks this lock after being locked for reading.

lockWrite

public void lockWrite()

Locks this lock for writing.

unlockWrite

public void unlockWrite()

Unlock this lock after being locked for writing.